Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901993500036.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldRVs-PT-003A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901993500036
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 19K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1749035144052

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVs-PT-003A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-04 11:05:45] [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]
[2025-06-04 11:05:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 11:05:45] [INFO ] Load time of PNML (sax parser for PT used): 46 ms
[2025-06-04 11:05:45] [INFO ] Transformed 45 places.
[2025-06-04 11:05:45] [INFO ] Transformed 60 transitions.
[2025-06-04 11:05:45] [INFO ] Found NUPN structural information;
[2025-06-04 11:05:45] [INFO ] Parsed PT model containing 45 places and 60 transitions and 276 arcs in 134 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ShieldRVs-PT-003A-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVs-PT-003A-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 7 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:05:45] [INFO ] Computed 13 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:05:45] [INFO ] Implicit Places using invariants in 160 ms returned []
[2025-06-04 11:05:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:05:45] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 293 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:05:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:46] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:47] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:48] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:48] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:48] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:48] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:49] [INFO ] Deduced a trap along path composed of 6 places in 36 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:49] [INFO ] Deduced a trap along path composed of 10 places in 22 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:49] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:49] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 4533 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:51] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:51] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:55] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7924 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 12514ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 12528ms
Finished structural reductions in LTL mode , in 1 iterations and 12845 ms. Remains : 45/45 places, 60/60 transitions.
Support contains 37 out of 45 places after structural reductions.
[2025-06-04 11:05:58] [INFO ] Flatten gal took : 23 ms
[2025-06-04 11:05:58] [INFO ] Flatten gal took : 11 ms
[2025-06-04 11:05:58] [INFO ] Input system was already deterministic with 60 transitions.
Support contains 35 out of 45 places (down from 37) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 34 to 30
RANDOM walk for 12344 steps (233 resets) in 213 ms. (57 steps per ms) remains 0/30 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||G(p1))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 20 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:05:59] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:05:59] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-06-04 11:05:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:05:59] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 145 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:05:59] [INFO ] Redundant transitions in 44 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:05:59] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:05:59] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 8 places in 19 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:00] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:01] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:02] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3623 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:04] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:04] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4785 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8432ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8433ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 7 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8658 ms. Remains : 44/45 places, 58/60 transitions.
Stuttering acceptance computed with spot in 159 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-00
Product exploration explored 100000 steps with 2021 reset in 275 ms.
Product exploration explored 100000 steps with 2014 reset in 238 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 127 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (812 resets) in 353 ms. (112 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (220 resets) in 265 ms. (150 steps per ms) remains 1/1 properties
[2025-06-04 11:06:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 16/22 variables, 6/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 16/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 22/44 variables, 7/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 22/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 58/102 variables, 44/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/102 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 101 constraints, problems are : Problem set: 0 solved, 1 unsolved in 44 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf0 is UNSAT
After SMT solving in domain Int declared 6/102 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 15 ms.
Refiners :[Domain max(s): 6/44 constraints, Positive P Invariants (semi-flows): 0/13 constraints, State Equation: 0/44 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (AND p0 p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR (NOT p0) p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 (NOT p1))))]
Knowledge based reduction with 14 factoid took 317 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 49 ms :[(NOT p1)]
Support contains 6 out of 44 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 58/58 transitions.
Applied a total of 0 rules in 8 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-04 11:06:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:09] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:06:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:09] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:06:09] [INFO ] Redundant transitions in 20 ms returned []
Running 57 sub problems to find dead transitions.
[2025-06-04 11:06:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:09] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 13 places in 33 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:10] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 4 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:11] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:12] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3495 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 10 (OVERLAPS) 0/102 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 185 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3233 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6739ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 6739ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 6848 ms. Remains : 44/44 places, 58/58 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
RANDOM walk for 473 steps (7 resets) in 7 ms. (59 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Product exploration explored 100000 steps with 2011 reset in 161 ms.
Stack based approach found an accepted trace after 79112 steps with 1585 reset with depth 43 and stack size 43 in 133 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-00 finished in 17717 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((X((X(p1)&&p0))&&(p1 U X(p2)))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:06:16] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:16] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-06-04 11:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:16] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:17] [INFO ] Deduced a trap composed of 13 places in 45 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 11 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 11 places in 24 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:18] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:19] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:19] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:19] [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
[2025-06-04 11:06:19] [INFO ] Deduced a trap along path composed of 10 places in 28 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:19] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:20] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3969 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:21] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:21] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:25] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7876 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11857ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11858ms
Finished structural reductions in LTL mode , in 1 iterations and 11976 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 289 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p2), (NOT p2), (NOT p1), (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-01
Stuttering criterion allowed to conclude after 48 steps with 0 reset in 1 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-01 finished in 12284 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((X(F(p0))||(G(p2)&&p1))))))'
Support contains 7 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2025-06-04 11:06:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:29] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-04 11:06:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:29] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:06:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 8 places in 19 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:29] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 14 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:30] [INFO ] Deduced a trap composed of 11 places in 22 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:31] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:31] [INFO ] Deduced a trap composed of 16 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:31] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:31] [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
[2025-06-04 11:06:32] [INFO ] Deduced a trap along path composed of 10 places in 25 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:32] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:32] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3972 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:34] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:34] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:38] [INFO ] Deduced a trap along path composed of 7 places in 28 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 8038 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 12021ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 12021ms
Finished structural reductions in LTL mode , in 1 iterations and 12110 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 207 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-02
Product exploration explored 100000 steps with 25000 reset in 184 ms.
Product exploration explored 100000 steps with 25000 reset in 137 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 118 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40000 steps (769 resets) in 158 ms. (251 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40003 steps (204 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
[2025-06-04 11:06:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 14/21 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 14/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 24/45 variables, 7/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 24/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 60/105 variables, 45/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/105 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 103 constraints, problems are : Problem set: 0 solved, 1 unsolved in 82 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Int declared 21/105 variables, and 13 constraints, problems are : Problem set: 1 solved, 0 unsolved in 28 ms.
Refiners :[Domain max(s): 7/45 constraints, Positive P Invariants (semi-flows): 6/13 constraints, State Equation: 0/45 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 112ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (G (OR (NOT p1) (NOT p2) p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p2) p0))), (F (NOT (AND (OR p1 p0) (OR p2 p0)))), (F p1), (F (NOT p0)), (F p2), (F (NOT (OR p2 p0)))]
Knowledge based reduction with 6 factoid took 274 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 3 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 3 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2025-06-04 11:06:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:42] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-04 11:06:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:06:42] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:06:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap 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
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 8 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:43] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:44] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:45] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:45] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:45] [INFO ] Deduced a trap along path composed of 6 places in 16 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:45] [INFO ] Deduced a trap along path composed of 10 places in 28 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:45] [INFO ] Deduced a trap along path composed of 6 places in 14 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:46] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3976 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:47] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:47] [INFO ] Deduced a trap composed of 11 places in 24 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:51] [INFO ] Deduced a trap along path composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7809 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11794ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11794ms
Finished structural reductions in LTL mode , in 1 iterations and 11878 ms. Remains : 45/45 places, 60/60 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 69 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 81 steps (0 resets) in 4 ms. (16 steps per ms) remains 0/1 properties
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 97 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 144 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 104 ms.
Product exploration explored 100000 steps with 25000 reset in 91 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 3 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 45 transition count 60
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 9 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:06:56] [INFO ] Redundant transitions in 20 ms returned [19]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT only with invariants) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 58 sub problems to find dead transitions.
// Phase 1: matrix 59 rows 45 cols
[2025-06-04 11:06:56] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 6 places in 16 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 12/70 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 8 places in 20 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 3/73 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:56] [INFO ] Deduced a trap composed of 8 places in 16 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 1/74 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 59/104 variables, 45/119 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:57] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:57] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 2/121 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/104 variables, 0/121 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:57] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/104 variables, 1/122 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:57] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:57] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/104 variables, 5/127 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 8 places in 24 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/104 variables, 4/131 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/104 variables, 1/132 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:06:58] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/104 variables, 2/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/104 variables, 0/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 17 (OVERLAPS) 0/104 variables, 0/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 134 constraints, problems are : Problem set: 1 solved, 57 unsolved in 3386 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 2/45 variables, 13/56 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 2/58 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 30/88 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/88 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 59/104 variables, 45/133 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 57/190 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 1/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 10 (OVERLAPS) 0/104 variables, 0/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 191 constraints, problems are : Problem set: 1 solved, 57 unsolved in 3560 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 57/58 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6959ms problems are : Problem set: 1 solved, 57 unsolved
Search for dead transitions found 1 dead transitions in 6961ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 45/45 places, 58/60 transitions.
Graph (complete) has 207 edges and 45 vertex of which 44 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 14 ms. Remains 44 /45 variables (removed 1) and now considering 58/58 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/45 places, 58/60 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 7011 ms. Remains : 44/45 places, 58/60 transitions.
Built C files in :
/tmp/ltsmin13229624959349625493
[2025-06-04 11:07:03] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13229624959349625493
Running compilation step : cd /tmp/ltsmin13229624959349625493;'/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 236 ms.
Running link step : cd /tmp/ltsmin13229624959349625493;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin13229624959349625493;'/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/stateBased5697709103816002508.hoa' '--buchi-type=spotba'
LTSmin run took 201 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-02 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-003A-LTLFireability-02 finished in 34471 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(p0)||(p1&&F((p2&&G(p3)))))))))'
Support contains 7 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:07:03] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:03] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-04 11:07:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:03] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:07:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 8 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:04] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:05] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:06] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:06] [INFO ] Deduced a trap along path composed of 10 places in 27 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:06] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:07] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 4070 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:08] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:08] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:12] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7859 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11938ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11939ms
Finished structural reductions in LTL mode , in 1 iterations and 12026 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 280 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-03
Product exploration explored 100000 steps with 4107 reset in 141 ms.
Product exploration explored 100000 steps with 4141 reset in 146 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2 (NOT p3)), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (OR (AND (NOT p0) p1 (NOT p2)) (AND (NOT p0) p1 (NOT p3)))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 99 ms. Reduced automaton from 6 states, 10 edges and 4 AP (stutter sensitive) to 4 states, 8 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 149 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (NOT p0), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3))]
RANDOM walk for 40000 steps (773 resets) in 175 ms. (227 steps per ms) remains 2/10 properties
BEST_FIRST walk for 40004 steps (172 resets) in 110 ms. (360 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (173 resets) in 114 ms. (347 steps per ms) remains 2/2 properties
[2025-06-04 11:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 7/11 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 34/45 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 34/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 60/105 variables, 45/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/105 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 103 constraints, problems are : Problem set: 0 solved, 2 unsolved in 50 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf3 is UNSAT
Problem apf4 is UNSAT
After SMT solving in domain Int declared 11/105 variables, and 7 constraints, problems are : Problem set: 2 solved, 0 unsolved in 24 ms.
Refiners :[Domain max(s): 4/45 constraints, Positive P Invariants (semi-flows): 3/13 constraints, State Equation: 0/45 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 p2 (NOT p3)), (X (X p2)), (X (X (NOT p3))), (X (X (NOT (OR (AND (NOT p0) p1 (NOT p2)) (AND (NOT p0) p1 (NOT p3)))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR p0 (NOT p3))), (G (OR p0 (NOT p2) (NOT p3)))]
False Knowledge obtained : [(F (NOT (AND (OR p0 (NOT p1) p2) (OR p0 (NOT p1) p3)))), (F (NOT (OR p0 p3))), (F (NOT p2)), (F p3), (F (NOT (AND (OR p0 p2) (OR p0 p3)))), (F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT p1))]
Knowledge based reduction with 9 factoid took 355 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 10 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:07:17] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:17] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-04 11:07:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:17] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:07:17] [INFO ] Redundant transitions in 23 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:07:17] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:17] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:18] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 15 places in 25 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:19] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:20] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3532 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:22] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:22] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4792 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8337ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8337ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 8 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8483 ms. Remains : 44/45 places, 58/60 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 59 steps (0 resets) in 4 ms. (11 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 4175 reset in 130 ms.
Product exploration explored 100000 steps with 4190 reset in 131 ms.
Built C files in :
/tmp/ltsmin5681567890737856478
[2025-06-04 11:07:26] [INFO ] Computing symmetric may disable matrix : 58 transitions.
[2025-06-04 11:07:26] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:07:26] [INFO ] Computing symmetric may enable matrix : 58 transitions.
[2025-06-04 11:07:26] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:07:26] [INFO ] Computing Do-Not-Accords matrix : 58 transitions.
[2025-06-04 11:07:26] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:07:26] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5681567890737856478
Running compilation step : cd /tmp/ltsmin5681567890737856478;'/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 155 ms.
Running link step : cd /tmp/ltsmin5681567890737856478;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin5681567890737856478;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15219861813989312533.hoa' '--buchi-type=spotba'
LTSmin run took 8083 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-03 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-003A-LTLFireability-03 finished in 31220 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(X(X(X(F(p1)))))))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:07:34] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:34] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-04 11:07:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:34] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:07:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:35] [INFO ] Deduced a trap composed of 13 places in 32 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:36] [INFO ] Deduced a trap composed of 16 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:37] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:37] [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
[2025-06-04 11:07:37] [INFO ] Deduced a trap along path composed of 10 places in 24 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:37] [INFO ] Deduced a trap along path composed of 6 places in 21 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:38] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3975 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:39] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:39] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:43] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7740 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11723ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11723ms
Finished structural reductions in LTL mode , in 1 iterations and 11819 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 195 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-04
Product exploration explored 100000 steps with 14281 reset in 88 ms.
Product exploration explored 100000 steps with 14265 reset in 98 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 98 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 217 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 571 steps (9 resets) in 7 ms. (71 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 3 factoid took 162 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 216 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 214 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
[2025-06-04 11:07:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:48] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-04 11:07:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:07:48] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:07:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 18 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 14 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:48] [INFO ] Deduced a trap composed of 13 places in 31 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 11 places in 22 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:49] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:50] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:50] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:50] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:50] [INFO ] Deduced a trap along path composed of 10 places in 27 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:51] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:51] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 4081 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:52] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:53] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:07:57] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 8105 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 12194ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 12194ms
Finished structural reductions in LTL mode , in 1 iterations and 12278 ms. Remains : 45/45 places, 60/60 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 389 steps (4 resets) in 9 ms. (38 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F p0)]
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 6 states, 7 edges and 2 AP (stutter sensitive) to 6 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 226 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 212 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 14319 reset in 87 ms.
Product exploration explored 100000 steps with 14314 reset in 98 ms.
Applying partial POR strategy [false, false, false, false, false, true]
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 45 transition count 60
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 10 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:08:01] [INFO ] Redundant transitions in 21 ms returned [19]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT only with invariants) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 58 sub problems to find dead transitions.
// Phase 1: matrix 59 rows 45 cols
[2025-06-04 11:08:01] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 58 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 58 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap 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
[2025-06-04 11:08:02] [INFO ] Deduced a trap 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
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 7 places in 18 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 6 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 4 places in 17 ms of which 1 ms to minimize.
Problem TDEAD17 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 12/70 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 8 places in 20 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 3/73 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:02] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 1/74 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 8 (OVERLAPS) 59/104 variables, 45/119 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 2/121 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/104 variables, 0/121 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/104 variables, 1/122 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 15 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:03] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/104 variables, 5/127 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/104 variables, 4/131 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/104 variables, 1/132 constraints. Problems are: Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:04] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/104 variables, 2/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/104 variables, 0/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 17 (OVERLAPS) 0/104 variables, 0/134 constraints. Problems are: Problem set: 1 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 104/104 variables, and 134 constraints, problems are : Problem set: 1 solved, 57 unsolved in 3330 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 58/58 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 1 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 2/45 variables, 13/56 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 2/58 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 30/88 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/88 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 59/104 variables, 45/133 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 57/190 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 1/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
At refinement iteration 10 (OVERLAPS) 0/104 variables, 0/191 constraints. Problems are: Problem set: 1 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 104/104 variables, and 191 constraints, problems are : Problem set: 1 solved, 57 unsolved in 3546 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 57/58 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6883ms problems are : Problem set: 1 solved, 57 unsolved
Search for dead transitions found 1 dead transitions in 6883ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 45/45 places, 58/60 transitions.
Graph (complete) has 207 edges and 45 vertex of which 44 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 8 ms. Remains 44 /45 variables (removed 1) and now considering 58/58 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/45 places, 58/60 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6929 ms. Remains : 44/45 places, 58/60 transitions.
Built C files in :
/tmp/ltsmin8985261406404690744
[2025-06-04 11:08:08] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8985261406404690744
Running compilation step : cd /tmp/ltsmin8985261406404690744;'/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 143 ms.
Running link step : cd /tmp/ltsmin8985261406404690744;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 28 ms.
Running LTSmin : cd /tmp/ltsmin8985261406404690744;'/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/stateBased18288996697482807512.hoa' '--buchi-type=spotba'
LTSmin run took 14165 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-04 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-003A-LTLFireability-04 finished in 48402 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(p1)||X(G(p2)))))'
Support contains 6 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:08:23] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:23] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-04 11:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:23] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:23] [INFO ] Deduced a trap composed of 7 places in 20 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap 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
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:24] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:25] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:25] [INFO ] Deduced a trap composed of 11 places in 22 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:25] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:25] [INFO ] Deduced a trap composed of 16 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:25] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:26] [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
[2025-06-04 11:08:26] [INFO ] Deduced a trap along path composed of 10 places in 20 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:26] [INFO ] Deduced a trap along path composed of 6 places in 17 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:26] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 4007 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:28] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:28] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:32] [INFO ] Deduced a trap along path composed of 7 places in 25 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7790 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11804ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11804ms
Finished structural reductions in LTL mode , in 1 iterations and 11897 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 170 ms :[(NOT p1), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-05
Stuttering criterion allowed to conclude after 1398 steps with 73 reset in 5 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-05 finished in 12094 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 43 transition count 58
Applied a total of 2 rules in 9 ms. Remains 43 /45 variables (removed 2) and now considering 58/60 (removed 2) transitions.
// Phase 1: matrix 58 rows 43 cols
[2025-06-04 11:08:35] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:35] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-04 11:08:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:35] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:08:35] [INFO ] Redundant transitions in 23 ms returned [17]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 56 sub problems to find dead transitions.
// Phase 1: matrix 57 rows 43 cols
[2025-06-04 11:08:35] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 10 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 10 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:35] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 11/67 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 11 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 10 places in 35 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 13 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (OVERLAPS) 57/100 variables, 43/116 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 10 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 5 places in 35 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:36] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 3/119 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:37] [INFO ] Deduced a trap along path composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 10 (OVERLAPS) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 120 constraints, problems are : Problem set: 0 solved, 56 unsolved in 2229 ms.
Refiners :[Domain max(s): 43/43 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:37] [INFO ] Deduced a trap composed of 11 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:37] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:37] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:37] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:38] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:38] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 57/100 variables, 43/125 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 56/181 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/100 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 11 (OVERLAPS) 0/100 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 182 constraints, problems are : Problem set: 0 solved, 56 unsolved in 2685 ms.
Refiners :[Domain max(s): 43/43 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4922ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 4922ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/45 places, 57/60 transitions.
Applied a total of 0 rules in 4 ms. Remains 43 /43 variables (removed 0) and now considering 57/57 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5054 ms. Remains : 43/45 places, 57/60 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-07
Stuttering criterion allowed to conclude after 46 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-07 finished in 5113 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 6 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:08:40] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:40] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-04 11:08:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:40] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:08:40] [INFO ] Redundant transitions in 20 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:08:40] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:40] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:40] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:40] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:40] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:40] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 8 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:41] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 4 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:42] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:43] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 0 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3534 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:45] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:45] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4812 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8355ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8355ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 7 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8477 ms. Remains : 44/45 places, 58/60 transitions.
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-08
Product exploration explored 100000 steps with 10711 reset in 97 ms.
Product exploration explored 100000 steps with 10719 reset in 104 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 125 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 29 steps (0 resets) in 6 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 11 factoid took 135 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
[2025-06-04 11:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:08:49] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2025-06-04 11:08:49] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-04 11:08:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:08:49] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2025-06-04 11:08:49] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-04 11:08:49] [INFO ] Computed and/alt/rep : 36/158/36 causal constraints (skipped 21 transitions) in 4 ms.
[2025-06-04 11:08:49] [INFO ] Added : 22 causal constraints over 5 iterations in 46 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 44 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 44/44 places, 58/58 transitions.
Applied a total of 0 rules in 3 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
[2025-06-04 11:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:49] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:50] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:08:50] [INFO ] Redundant transitions in 22 ms returned []
Running 57 sub problems to find dead transitions.
[2025-06-04 11:08:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:50] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 13 places in 29 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:51] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 4 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap composed of 15 places in 26 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:52] [INFO ] Deduced a trap along path composed of 6 places in 18 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3431 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 10 (OVERLAPS) 0/102 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 185 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3365 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 6806ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 6806ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 6917 ms. Remains : 44/44 places, 58/58 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 38 steps (0 resets) in 5 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 114 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
[2025-06-04 11:08:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:08:57] [INFO ] [Real]Absence check using 13 positive place invariants in 2 ms returned sat
[2025-06-04 11:08:57] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-04 11:08:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 11:08:57] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2025-06-04 11:08:57] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-04 11:08:57] [INFO ] Computed and/alt/rep : 36/158/36 causal constraints (skipped 21 transitions) in 4 ms.
[2025-06-04 11:08:57] [INFO ] Added : 22 causal constraints over 5 iterations in 34 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10728 reset in 102 ms.
Product exploration explored 100000 steps with 10722 reset in 124 ms.
Built C files in :
/tmp/ltsmin2034307181957915093
[2025-06-04 11:08:57] [INFO ] Computing symmetric may disable matrix : 58 transitions.
[2025-06-04 11:08:57] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:08:57] [INFO ] Computing symmetric may enable matrix : 58 transitions.
[2025-06-04 11:08:57] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:08:57] [INFO ] Computing Do-Not-Accords matrix : 58 transitions.
[2025-06-04 11:08:57] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 11:08:57] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2034307181957915093
Running compilation step : cd /tmp/ltsmin2034307181957915093;'/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 154 ms.
Running link step : cd /tmp/ltsmin2034307181957915093;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin2034307181957915093;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased1746297540882803554.hoa' '--buchi-type=spotba'
LTSmin run took 58 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-08 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldRVs-PT-003A-LTLFireability-08 finished in 17606 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 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 3 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:08:58] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:58] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-04 11:08:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:08:58] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:08:58] [INFO ] Redundant transitions in 19 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:08:58] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 8 places in 27 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap 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
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:58] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:08:59] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:00] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:00] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:00] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:00] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:00] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:01] [INFO ] Deduced a trap along path composed of 6 places in 28 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3568 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:03] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:03] [INFO ] Deduced a trap composed of 7 places in 36 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4744 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8319ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8319ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 5 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8433 ms. Remains : 44/45 places, 58/60 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-10
Stuttering criterion allowed to conclude after 46 steps with 0 reset in 1 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-10 finished in 8574 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(((p0||F(p1)) U (p2 U p1))))'
Support contains 2 out of 45 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 7 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:09:06] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:06] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-04 11:09:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:06] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:09:06] [INFO ] Redundant transitions in 24 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:09:06] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap 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
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 8 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 13 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:07] [INFO ] Deduced a trap composed of 13 places in 30 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 15 places in 33 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:08] [INFO ] Deduced a trap composed of 15 places in 28 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:09] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:09] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:09] [INFO ] Deduced a trap along path composed of 6 places in 20 ms of which 0 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3554 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:11] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:12] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4795 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8357ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8357ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 6 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8487 ms. Remains : 44/45 places, 58/60 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-11
Stuttering criterion allowed to conclude after 6605 steps with 957 reset in 17 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-11 finished in 8606 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 43 transition count 58
Applied a total of 2 rules in 4 ms. Remains 43 /45 variables (removed 2) and now considering 58/60 (removed 2) transitions.
// Phase 1: matrix 58 rows 43 cols
[2025-06-04 11:09:15] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:15] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-04 11:09:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:15] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:09:15] [INFO ] Redundant transitions in 23 ms returned [17]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 56 sub problems to find dead transitions.
// Phase 1: matrix 57 rows 43 cols
[2025-06-04 11:09:15] [INFO ] Computed 13 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 8 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 6 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 10 places in 33 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 10 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 11/67 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:15] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 13 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 8 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 3/73 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (OVERLAPS) 57/100 variables, 43/116 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 5 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:16] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 3/119 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap along path composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 10 (OVERLAPS) 0/100 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Real declared 100/100 variables, and 120 constraints, problems are : Problem set: 0 solved, 56 unsolved in 2275 ms.
Refiners :[Domain max(s): 43/43 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 20/76 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap composed of 11 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/43 variables, 4/80 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:17] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/43 variables, 1/81 constraints. Problems are: Problem set: 0 solved, 56 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:18] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/43 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 7 (OVERLAPS) 57/100 variables, 43/125 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 56/181 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/100 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
At refinement iteration 11 (OVERLAPS) 0/100 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 56 unsolved
No progress, stopping.
After SMT solving in domain Int declared 100/100 variables, and 182 constraints, problems are : Problem set: 0 solved, 56 unsolved in 2752 ms.
Refiners :[Domain max(s): 43/43 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 43/43 constraints, PredecessorRefiner: 56/56 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5036ms problems are : Problem set: 0 solved, 56 unsolved
Search for dead transitions found 0 dead transitions in 5036ms
Starting structural reductions in SI_LTL mode, iteration 1 : 43/45 places, 57/60 transitions.
Applied a total of 0 rules in 5 ms. Remains 43 /43 variables (removed 0) and now considering 57/57 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 5155 ms. Remains : 43/45 places, 57/60 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-12
Stuttering criterion allowed to conclude after 746 steps with 37 reset in 4 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-12 finished in 5215 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 X((p1||X(p2))))))'
Support contains 4 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 2 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:09:20] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:20] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-04 11:09:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:20] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:09:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:20] [INFO ] Deduced a trap composed of 7 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:20] [INFO ] Deduced a trap composed of 7 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:20] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:20] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:20] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 14 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 12 places in 28 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:21] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 5 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:22] [INFO ] Deduced a trap composed of 15 places in 31 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:23] [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
[2025-06-04 11:09:23] [INFO ] Deduced a trap along path composed of 10 places in 25 ms of which 0 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:23] [INFO ] Deduced a trap along path composed of 6 places in 19 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:23] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3971 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:25] [INFO ] Deduced a trap composed of 8 places in 21 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:25] [INFO ] Deduced a trap composed of 11 places in 25 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:29] [INFO ] Deduced a trap along path composed of 7 places in 26 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7852 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11830ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11831ms
Finished structural reductions in LTL mode , in 1 iterations and 11914 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-13
Product exploration explored 100000 steps with 33333 reset in 98 ms.
Product exploration explored 100000 steps with 33333 reset in 101 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 17 ms. Reduced automaton from 8 states, 11 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldRVs-PT-003A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldRVs-PT-003A-LTLFireability-13 finished in 12442 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U p1))'
Support contains 5 out of 45 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 44 transition count 59
Applied a total of 2 rules in 7 ms. Remains 44 /45 variables (removed 1) and now considering 59/60 (removed 1) transitions.
// Phase 1: matrix 59 rows 44 cols
[2025-06-04 11:09:32] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:32] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 11:09:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:32] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 11:09:32] [INFO ] Redundant transitions in 19 ms returned [18]
Found 1 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
Running 57 sub problems to find dead transitions.
// Phase 1: matrix 58 rows 44 cols
[2025-06-04 11:09:32] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 7 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap 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
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 7 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 8 places in 22 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 8/65 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 8 places in 17 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:33] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/44 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 12 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 13 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 58/102 variables, 44/119 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 1/121 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/102 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:34] [INFO ] Deduced a trap composed of 15 places in 32 ms of which 4 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/102 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:35] [INFO ] Deduced a trap composed of 15 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:35] [INFO ] Deduced a trap composed of 15 places in 24 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/102 variables, 2/125 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:35] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:35] [INFO ] Deduced a trap composed of 7 places in 28 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/102 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/102 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:35] [INFO ] Deduced a trap along path composed of 6 places in 22 ms of which 1 ms to minimize.
At refinement iteration 17 (OVERLAPS) 0/102 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 19 (OVERLAPS) 0/102 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 102/102 variables, and 128 constraints, problems are : Problem set: 0 solved, 57 unsolved in 3422 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/43 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (OVERLAPS) 1/44 variables, 13/56 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/44 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/44 variables, 26/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/44 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 58/102 variables, 44/127 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/102 variables, 57/184 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/102 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:37] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/102 variables, 1/186 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:38] [INFO ] Deduced a trap composed of 7 places in 27 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/102 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 12 (OVERLAPS) 0/102 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Int declared 102/102 variables, and 187 constraints, problems are : Problem set: 0 solved, 57 unsolved in 4775 ms.
Refiners :[Domain max(s): 44/44 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 44/44 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 8207ms problems are : Problem set: 0 solved, 57 unsolved
Search for dead transitions found 0 dead transitions in 8209ms
Starting structural reductions in SI_LTL mode, iteration 1 : 44/45 places, 58/60 transitions.
Applied a total of 0 rules in 5 ms. Remains 44 /44 variables (removed 0) and now considering 58/58 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 8319 ms. Remains : 44/45 places, 58/60 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-14
Stuttering criterion allowed to conclude after 286 steps with 50 reset in 1 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-14 finished in 8408 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(G(p1) U X(G(p2)))))'
Support contains 10 out of 45 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 45/45 places, 60/60 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 60/60 (removed 0) transitions.
// Phase 1: matrix 60 rows 45 cols
[2025-06-04 11:09:41] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:41] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-04 11:09:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 11:09:41] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 59 sub problems to find dead transitions.
[2025-06-04 11:09:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 11 places in 28 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:41] [INFO ] Deduced a trap composed of 7 places in 17 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 8 places in 19 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 7 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 14 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 6/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/45 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (OVERLAPS) 60/105 variables, 45/119 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 2/122 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:42] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:43] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:43] [INFO ] Deduced a trap composed of 11 places in 23 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:43] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/105 variables, 1/126 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:43] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:43] [INFO ] Deduced a trap composed of 15 places in 29 ms of which 4 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 2/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/105 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:44] [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
[2025-06-04 11:09:44] [INFO ] Deduced a trap along path composed of 10 places in 22 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/105 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:44] [INFO ] Deduced a trap along path composed of 6 places in 15 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/105 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:44] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/105 variables, 1/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 18 (OVERLAPS) 0/105 variables, 0/132 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Real declared 105/105 variables, and 132 constraints, problems are : Problem set: 0 solved, 59 unsolved in 3924 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 26/26 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 44/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 2 (OVERLAPS) 1/45 variables, 13/57 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 26/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 6 (OVERLAPS) 60/105 variables, 45/129 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/105 variables, 59/188 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:46] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:46] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/105 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/105 variables, 3/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/105 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 59 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 11:09:50] [INFO ] Deduced a trap along path composed of 7 places in 19 ms of which 0 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/105 variables, 1/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
At refinement iteration 13 (OVERLAPS) 0/105 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 59 unsolved
No progress, stopping.
After SMT solving in domain Int declared 105/105 variables, and 194 constraints, problems are : Problem set: 0 solved, 59 unsolved in 7739 ms.
Refiners :[Domain max(s): 45/45 constraints, Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 45/45 constraints, PredecessorRefiner: 59/59 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 4/4 constraints]
After SMT, in 11669ms problems are : Problem set: 0 solved, 59 unsolved
Search for dead transitions found 0 dead transitions in 11670ms
Finished structural reductions in LTL mode , in 1 iterations and 11751 ms. Remains : 45/45 places, 60/60 transitions.
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), true, (AND (NOT p1) p2)]
Running random walk in product with property : ShieldRVs-PT-003A-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldRVs-PT-003A-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldRVs-PT-003A-LTLFireability-15 finished in 11948 ms.
All properties solved by simple procedures.
Total runtime 247981 ms.

BK_STOP 1749035393289

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldRVs-PT-003A"
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 ShieldRVs-PT-003A, 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-174901993500036"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVs-PT-003A.tgz
mv ShieldRVs-PT-003A 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 ;