Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894533400780.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 ShieldPPPt-PT-001A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r198-tall-174894533400780
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 460K
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 7.4K 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 ShieldPPPt-PT-001A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-001A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749294820134

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-001A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 11:13:41] [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]
[2025-06-07 11:13:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 11:13:41] [INFO ] Load time of PNML (sax parser for PT used): 36 ms
[2025-06-07 11:13:41] [INFO ] Transformed 28 places.
[2025-06-07 11:13:41] [INFO ] Transformed 21 transitions.
[2025-06-07 11:13:41] [INFO ] Found NUPN structural information;
[2025-06-07 11:13:41] [INFO ] Parsed PT model containing 28 places and 21 transitions and 78 arcs in 127 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-001A-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-001A-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 7 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:13:41] [INFO ] Computed 12 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:41] [INFO ] Implicit Places using invariants in 167 ms returned []
[2025-06-07 11:13:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:41] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 258 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 395 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 342 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 758ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 767ms
Finished structural reductions in LTL mode , in 1 iterations and 1047 ms. Remains : 28/28 places, 20/20 transitions.
Support contains 25 out of 28 places after structural reductions.
[2025-06-07 11:13:42] [INFO ] Flatten gal took : 14 ms
[2025-06-07 11:13:42] [INFO ] Flatten gal took : 5 ms
[2025-06-07 11:13:42] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 27 to 21
RANDOM walk for 127 steps (0 resets) in 17 ms. (7 steps per ms) remains 0/21 properties
FORMULA ShieldPPPt-PT-001A-LTLFireability-10 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ShieldPPPt-PT-001A-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))||G((p2&&X(p2)))||p0)))'
Support contains 6 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:43] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-07 11:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:43] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 301 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 403 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 712ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 712ms
Finished structural reductions in LTL mode , in 1 iterations and 800 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 261 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 228 ms.
Product exploration explored 100000 steps with 50000 reset in 120 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 p2 (NOT p1)), (X p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) p2))), (X p0), (X (X p2)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 15 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-001A-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-001A-LTLFireability-01 finished in 1490 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(((X(X(X(X(!p0))))&&F(p1))||G(!p0)))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:13:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:44] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-07 11:13:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:44] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 285 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 283 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 573ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 573ms
Finished structural reductions in LTL mode , in 1 iterations and 662 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 510 ms :[p0, p0, (AND (NOT p1) p0), p0, (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-03
Product exploration explored 100000 steps with 15071 reset in 242 ms.
Product exploration explored 100000 steps with 15058 reset in 132 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 (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 100 ms. Reduced automaton from 13 states, 19 edges and 2 AP (stutter sensitive) to 11 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 426 ms :[p0, p0, (AND (NOT p1) p0), p0, p0, (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
RANDOM walk for 275 steps (0 resets) in 15 ms. (17 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p1 p0))), (F p0), (F (NOT (OR p1 (NOT p0))))]
Knowledge based reduction with 6 factoid took 210 ms. Reduced automaton from 11 states, 15 edges and 2 AP (stutter sensitive) to 11 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 428 ms :[p0, p0, (AND (NOT p1) p0), p0, p0, (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 427 ms :[p0, p0, (AND (NOT p1) p0), p0, p0, (AND (NOT p1) p0), p0, (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:13:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:47] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-07 11:13:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:48] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 264 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 315 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 598ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 598ms
Finished structural reductions in LTL mode , in 1 iterations and 682 ms. Remains : 28/28 places, 20/20 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 p1 (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 84 ms. Reduced automaton from 11 states, 15 edges and 2 AP (stutter sensitive) to 11 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 358 ms :[p0, p0, (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 206 steps (0 resets) in 11 ms. (17 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 (NOT p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 167 ms. Reduced automaton from 11 states, 15 edges and 2 AP (stutter sensitive) to 11 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 416 ms :[p0, p0, (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Stuttering acceptance computed with spot in 440 ms :[p0, p0, (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Stuttering acceptance computed with spot in 416 ms :[p0, p0, (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Product exploration explored 100000 steps with 15093 reset in 91 ms.
Product exploration explored 100000 steps with 15096 reset in 112 ms.
Applying partial POR strategy [false, false, true, false, false, false, false, false, false, true, false]
Stuttering acceptance computed with spot in 414 ms :[p0, p0, (AND p0 (NOT p1)), p0, p0, (AND p0 (NOT p1)), p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0]
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 28 transition count 20
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 2 rules in 13 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:13:51] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:13:51] [INFO ] Computed 12 invariants in 1 ms
[2025-06-07 11:13:51] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 11:13:51] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 8 ms to minimize.
Problem TDEAD5 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 11:13:51] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 1 ms to minimize.
Problem TDEAD6 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 2/42 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/42 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/48 variables, 28/70 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 2/72 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/72 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 9 (OVERLAPS) 0/48 variables, 0/72 constraints. Problems are: Problem set: 2 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 72 constraints, problems are : Problem set: 2 solved, 17 unsolved in 316 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 3/28 variables, 12/37 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 3/40 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 2/42 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/42 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 20/48 variables, 28/70 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 2/72 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 17/89 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/48 variables, 0/89 constraints. Problems are: Problem set: 2 solved, 17 unsolved
At refinement iteration 10 (OVERLAPS) 0/48 variables, 0/89 constraints. Problems are: Problem set: 2 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 89 constraints, problems are : Problem set: 2 solved, 17 unsolved in 297 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 17/19 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 620ms problems are : Problem set: 2 solved, 17 unsolved
Search for dead transitions found 2 dead transitions in 620ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) removed 2 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 28/28 places, 18/20 transitions.
Graph (complete) has 63 edges and 28 vertex of which 26 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 26 /28 variables (removed 2) and now considering 18/18 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/28 places, 18/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 657 ms. Remains : 26/28 places, 18/20 transitions.
Built C files in :
/tmp/ltsmin2219411736070447921
[2025-06-07 11:13:52] [INFO ] Built C files in 62ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2219411736070447921
Running compilation step : cd /tmp/ltsmin2219411736070447921;'/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 190 ms.
Running link step : cd /tmp/ltsmin2219411736070447921;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 37 ms.
Running LTSmin : cd /tmp/ltsmin2219411736070447921;'/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/stateBased15637356445301603667.hoa' '--buchi-type=spotba'
LTSmin run took 181 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-03 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-001A-LTLFireability-03 finished in 7874 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((F(p1)&&p0))||X(X(F(p2)))))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:13:52] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:52] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-07 11:13:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:52] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 248 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 283 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 535ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 536ms
Finished structural reductions in LTL mode , in 1 iterations and 637 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 139 ms.
Product exploration explored 100000 steps with 50000 reset in 122 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/28 stabilizing places and 1/20 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X p1), (X (NOT (AND p0 (NOT p1)))), (X p0), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 17 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-001A-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-001A-LTLFireability-05 finished in 1124 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0||(!p1 U (p2||G(!p1))))))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:13:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:53] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-07 11:13:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:53] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 257 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 278 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 539ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 539ms
Finished structural reductions in LTL mode , in 1 iterations and 608 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (AND (NOT p2) p1), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-06
Product exploration explored 100000 steps with 25000 reset in 77 ms.
Product exploration explored 100000 steps with 25000 reset in 70 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 p2 (NOT p1) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 87 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
RANDOM walk for 144 steps (0 resets) in 9 ms. (14 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND p2 (NOT p1) (NOT p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR p0 (NOT p1) p2))), (F p1), (F p0), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR p0 p1 p2)))]
Knowledge based reduction with 1 factoid took 222 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 189 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:13:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:55] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-07 11:13:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:55] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 238 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 290 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 531ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 531ms
Finished structural reductions in LTL mode , in 1 iterations and 593 ms. Remains : 28/28 places, 20/20 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 p1) p2 (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 73 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
RANDOM walk for 244 steps (0 resets) in 7 ms. (30 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR p0 (NOT p1) p2))), (F p1), (F p0), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR p0 p1 p2)))]
Knowledge based reduction with 1 factoid took 237 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 205 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 182 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 192 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 25000 reset in 67 ms.
Product exploration explored 100000 steps with 25000 reset in 71 ms.
Applying partial POR strategy [true, true, true, false, false, false]
Stuttering acceptance computed with spot in 203 ms :[true, (AND p1 (NOT p2)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0)), (AND p1 (NOT p2) (NOT p0))]
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 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 28 transition count 20
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:13:57] [INFO ] Redundant transitions in 0 ms returned []
Running 19 sub problems to find dead transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:13:57] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 11:13:57] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 2 ms to minimize.
Problem TDEAD5 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 1/41 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 20/48 variables, 28/69 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/69 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/69 constraints. Problems are: Problem set: 1 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 69 constraints, problems are : Problem set: 1 solved, 18 unsolved in 267 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 26/26 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/26 variables, 0/26 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 2/28 variables, 12/38 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 2/40 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 1/41 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/28 variables, 0/41 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 20/48 variables, 28/69 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 18/87 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 1 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 1 solved, 18 unsolved in 263 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 18/19 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 537ms problems are : Problem set: 1 solved, 18 unsolved
Search for dead transitions found 1 dead transitions in 537ms
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 : 28/28 places, 19/20 transitions.
Graph (complete) has 64 edges and 28 vertex of which 27 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 4 ms. Remains 27 /28 variables (removed 1) and now considering 19/19 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 27/28 places, 19/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 549 ms. Remains : 27/28 places, 19/20 transitions.
Built C files in :
/tmp/ltsmin51071403805609451
[2025-06-07 11:13:58] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin51071403805609451
Running compilation step : cd /tmp/ltsmin51071403805609451;'/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 93 ms.
Running link step : cd /tmp/ltsmin51071403805609451;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 26 ms.
Running LTSmin : cd /tmp/ltsmin51071403805609451;'/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/stateBased4490043397932057674.hoa' '--buchi-type=spotba'
LTSmin run took 897 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-001A-LTLFireability-06 finished in 5600 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((X(p1)||p0))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:13:59] [INFO ] Computed 12 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:59] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-07 11:13:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:13:59] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:13:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 216 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 284 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 503ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 504ms
Finished structural reductions in LTL mode , in 1 iterations and 581 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-07 finished in 736 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))))||X(X(X(G(p0)))))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-06-07 11:14:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:00] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-07 11:14:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:00] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:14:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 224 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 287 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 514ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 514ms
Finished structural reductions in LTL mode , in 1 iterations and 573 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 218 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-08
Product exploration explored 100000 steps with 17 reset in 100 ms.
Stack based approach found an accepted trace after 121 steps with 15 reset with depth 47 and stack size 47 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-08 finished in 911 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 25 transition count 16
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 23 transition count 16
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 9 place count 22 transition count 15
Applied a total of 9 rules in 11 ms. Remains 22 /28 variables (removed 6) and now considering 15/20 (removed 5) transitions.
// Phase 1: matrix 15 rows 22 cols
[2025-06-07 11:14:01] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:01] [INFO ] Implicit Places using invariants in 34 ms returned [5, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 35 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/28 places, 15/20 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 18 transition count 13
Applied a total of 4 rules in 1 ms. Remains 18 /20 variables (removed 2) and now considering 13/15 (removed 2) transitions.
// Phase 1: matrix 13 rows 18 cols
[2025-06-07 11:14:01] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:01] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-07 11:14:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:01] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/28 places, 13/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 120 ms. Remains : 18/28 places, 13/20 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 86 ms.
Stack based approach found an accepted trace after 32 steps with 0 reset with depth 33 and stack size 30 in 1 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-09 finished in 252 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 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 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 26 transition count 18
Applied a total of 2 rules in 2 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2025-06-07 11:14:01] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:01] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-07 11:14:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:01] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:14:01] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-07 11:14:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 10/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 18/44 variables, 26/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/44 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 64 constraints, problems are : Problem set: 0 solved, 16 unsolved in 190 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 10/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 18/44 variables, 26/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 16/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/44 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 80 constraints, problems are : Problem set: 0 solved, 16 unsolved in 193 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 386ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 386ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/28 places, 18/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 461 ms. Remains : 26/28 places, 18/20 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-11
Product exploration explored 100000 steps with 34291 reset in 63 ms.
Product exploration explored 100000 steps with 34282 reset in 71 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 170 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
RANDOM walk for 10 steps (0 resets) in 7 ms. (1 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 188 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
[2025-06-07 11:14:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:14:02] [INFO ] [Real]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-07 11:14:02] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-07 11:14:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:14:02] [INFO ] [Nat]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-07 11:14:02] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-07 11:14:02] [INFO ] Computed and/alt/rep : 16/24/16 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 11:14:02] [INFO ] Added : 15 causal constraints over 4 iterations in 20 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 26 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 26/26 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-07 11:14:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:02] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-07 11:14:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:02] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 11:14:02] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-07 11:14:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 10/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 18/44 variables, 26/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/44 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 44/44 variables, and 64 constraints, problems are : Problem set: 0 solved, 16 unsolved in 188 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 10/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 2/26 variables, 2/36 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (OVERLAPS) 18/44 variables, 26/64 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/44 variables, 16/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/44 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 9 (OVERLAPS) 0/44 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 44/44 variables, and 80 constraints, problems are : Problem set: 0 solved, 16 unsolved in 184 ms.
Refiners :[Domain max(s): 26/26 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 26/26 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 374ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 374ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 443 ms. Remains : 26/26 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 173 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
RANDOM walk for 12 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 194 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
[2025-06-07 11:14:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:14:03] [INFO ] [Real]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-07 11:14:03] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-07 11:14:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-07 11:14:03] [INFO ] [Nat]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-06-07 11:14:03] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2025-06-07 11:14:03] [INFO ] Computed and/alt/rep : 16/24/16 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 11:14:03] [INFO ] Added : 15 causal constraints over 4 iterations in 14 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Product exploration explored 100000 steps with 34192 reset in 65 ms.
Product exploration explored 100000 steps with 34310 reset in 79 ms.
Built C files in :
/tmp/ltsmin11459295664036544110
[2025-06-07 11:14:03] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2025-06-07 11:14:03] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:14:03] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2025-06-07 11:14:03] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:14:03] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2025-06-07 11:14:03] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-07 11:14:03] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11459295664036544110
Running compilation step : cd /tmp/ltsmin11459295664036544110;'/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 84 ms.
Running link step : cd /tmp/ltsmin11459295664036544110;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 29 ms.
Running LTSmin : cd /tmp/ltsmin11459295664036544110;'/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/stateBased15173967169063066427.hoa' '--buchi-type=spotba'
LTSmin run took 76 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-11 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPt-PT-001A-LTLFireability-11 finished in 2671 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1) U (G(F(!(G(p2) U !p2)))&&G(p3))))'
Support contains 7 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 26 transition count 18
Applied a total of 4 rules in 3 ms. Remains 26 /28 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 26 cols
[2025-06-07 11:14:03] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:03] [INFO ] Implicit Places using invariants in 25 ms returned [19]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 25/28 places, 18/20 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 25 transition count 17
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 24 transition count 17
Applied a total of 2 rules in 1 ms. Remains 24 /25 variables (removed 1) and now considering 17/18 (removed 1) transitions.
// Phase 1: matrix 17 rows 24 cols
[2025-06-07 11:14:03] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:03] [INFO ] Implicit Places using invariants in 39 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 39 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/28 places, 17/20 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 22 transition count 16
Applied a total of 2 rules in 2 ms. Remains 22 /23 variables (removed 1) and now considering 16/17 (removed 1) transitions.
// Phase 1: matrix 16 rows 22 cols
[2025-06-07 11:14:03] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:04] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-07 11:14:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:04] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 22/28 places, 16/20 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 126 ms. Remains : 22/28 places, 16/20 transitions.
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p3) (NOT p2)), true, (NOT p1), (NOT p2), (OR (NOT p2) (NOT p3))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-12
Entered a terminal (fully accepting) state of product in 72 steps with 2 reset in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-12 finished in 300 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||X(X(G(p1))))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 28 /28 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 28 cols
[2025-06-07 11:14:04] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:04] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-07 11:14:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:04] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 19 sub problems to find dead transitions.
[2025-06-07 11:14:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 68 constraints, problems are : Problem set: 0 solved, 19 unsolved in 227 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/27 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 1/28 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 20/48 variables, 28/68 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 19/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 0/48 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 87 constraints, problems are : Problem set: 0 solved, 19 unsolved in 295 ms.
Refiners :[Domain max(s): 28/28 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 527ms problems are : Problem set: 0 solved, 19 unsolved
Search for dead transitions found 0 dead transitions in 528ms
Finished structural reductions in LTL mode , in 1 iterations and 603 ms. Remains : 28/28 places, 20/20 transitions.
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 79 ms.
Product exploration explored 100000 steps with 50000 reset in 65 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 p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-001A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-001A-LTLFireability-13 finished in 956 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 3 place count 25 transition count 17
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 5 place count 24 transition count 17
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 7 place count 23 transition count 16
Applied a total of 7 rules in 7 ms. Remains 23 /28 variables (removed 5) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 23 cols
[2025-06-07 11:14:05] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants in 25 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/28 places, 16/20 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 21 transition count 15
Applied a total of 2 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 21 cols
[2025-06-07 11:14:05] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-07 11:14:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90 ms. Remains : 21/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 102 ms.
Stack based approach found an accepted trace after 12 steps with 0 reset with depth 13 and stack size 13 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-14 finished in 236 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(!p0)))'
Support contains 2 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 20/20 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 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 25 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 3 place count 25 transition count 17
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 5 place count 24 transition count 17
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 7 place count 23 transition count 16
Applied a total of 7 rules in 4 ms. Remains 23 /28 variables (removed 5) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 23 cols
[2025-06-07 11:14:05] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants in 28 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/28 places, 16/20 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 21 transition count 15
Applied a total of 2 rules in 2 ms. Remains 21 /22 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 21 cols
[2025-06-07 11:14:05] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-07 11:14:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 11:14:05] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 21/28 places, 15/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 92 ms. Remains : 21/28 places, 15/20 transitions.
Stuttering acceptance computed with spot in 37 ms :[p0]
Running random walk in product with property : ShieldPPPt-PT-001A-LTLFireability-15
Product exploration explored 100000 steps with 0 reset in 89 ms.
Stack based approach found an accepted trace after 82 steps with 0 reset with depth 83 and stack size 69 in 0 ms.
FORMULA ShieldPPPt-PT-001A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-001A-LTLFireability-15 finished in 234 ms.
All properties solved by simple procedures.
Total runtime 24299 ms.

BK_STOP 1749294845672

--------------------
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="ShieldPPPt-PT-001A"
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 ShieldPPPt-PT-001A, 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 r198-tall-174894533400780"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-001A.tgz
mv ShieldPPPt-PT-001A 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 ;