Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r198-tall-174894532700428.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)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ShieldIIPt-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-174894532700428
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 6.1K May 29 14:32 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 ShieldIIPt-PT-001A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-001A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749110822023

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-001A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 08:07:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 08:07:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 08:07:03] [INFO ] Load time of PNML (sax parser for PT used): 32 ms
[2025-06-05 08:07:03] [INFO ] Transformed 22 places.
[2025-06-05 08:07:03] [INFO ] Transformed 17 transitions.
[2025-06-05 08:07:03] [INFO ] Found NUPN structural information;
[2025-06-05 08:07:03] [INFO ] Parsed PT model containing 22 places and 17 transitions and 66 arcs in 115 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-001A-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 17 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 6 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 22 cols
[2025-06-05 08:07:03] [INFO ] Computed 10 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:03] [INFO ] Implicit Places using invariants in 171 ms returned []
[2025-06-05 08:07:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:03] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 413 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 329 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 764ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 775ms
Finished structural reductions in LTL mode , in 1 iterations and 1065 ms. Remains : 22/22 places, 16/16 transitions.
Support contains 17 out of 22 places after structural reductions.
[2025-06-05 08:07:04] [INFO ] Flatten gal took : 14 ms
[2025-06-05 08:07:04] [INFO ] Flatten gal took : 4 ms
[2025-06-05 08:07:04] [INFO ] Input system was already deterministic with 16 transitions.
Reduction of identical properties reduced properties to check from 23 to 18
RANDOM walk for 40000 steps (8 resets) in 1013 ms. (39 steps per ms) remains 2/18 properties
BEST_FIRST walk for 40001 steps (8 resets) in 320 ms. (124 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 127 ms. (312 steps per ms) remains 2/2 properties
[2025-06-05 08:07:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp22 is UNSAT
After SMT solving in domain Real declared 14/38 variables, and 13 constraints, problems are : Problem set: 2 solved, 0 unsolved in 24 ms.
Refiners :[Domain max(s): 7/22 constraints, Positive P Invariants (semi-flows): 6/10 constraints, State Equation: 0/22 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 27ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ShieldIIPt-PT-001A-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ShieldIIPt-PT-001A-LTLFireability-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U X(X(p1)))&&X(X(X(G(p2))))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-06-05 08:07:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:06] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-05 08:07:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:06] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 224 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 195 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 433ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 434ms
Finished structural reductions in LTL mode , in 1 iterations and 536 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 502 ms :[(OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), (NOT p1), (NOT p1), true, (NOT p2), (NOT p2), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 2 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-00 finished in 1123 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(X(X(X(X(X(F(p1)))))))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-06-05 08:07:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:07] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-05 08:07:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:07] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 166 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 207 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 389ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 389ms
Finished structural reductions in LTL mode , in 1 iterations and 462 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 499 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-03
Product exploration explored 100000 steps with 9791 reset in 186 ms.
Stack based approach found an accepted trace after 482 steps with 47 reset with depth 10 and stack size 10 in 1 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-03 finished in 1187 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 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 11 ms. Remains 21 /22 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 21 cols
[2025-06-05 08:07:08] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:08] [INFO ] Implicit Places using invariants in 26 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/22 places, 15/16 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 20 transition count 14
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 19 transition count 14
Applied a total of 2 rules in 6 ms. Remains 19 /20 variables (removed 1) and now considering 14/15 (removed 1) transitions.
// Phase 1: matrix 14 rows 19 cols
[2025-06-05 08:07:08] [INFO ] Computed 9 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:08] [INFO ] Implicit Places using invariants in 25 ms returned [6]
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 2 : 18/22 places, 14/16 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 17 transition count 13
Applied a total of 2 rules in 2 ms. Remains 17 /18 variables (removed 1) and now considering 13/14 (removed 1) transitions.
// Phase 1: matrix 13 rows 17 cols
[2025-06-05 08:07:08] [INFO ] Computed 8 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:08] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-05 08:07:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:08] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 17/22 places, 13/16 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 130 ms. Remains : 17/22 places, 13/16 transitions.
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-04
Product exploration explored 100000 steps with 1 reset in 135 ms.
Stack based approach found an accepted trace after 32 steps with 5 reset with depth 13 and stack size 13 in 1 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-04 finished in 413 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((!p0&&F(!p1)) U (G((G(!p0)||(!p0&&F(!p1))))||((G(!p0)||(!p0&&F(!p1)))&&G(p2)))))))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 22 cols
[2025-06-05 08:07:09] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:09] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 08:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:09] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 155 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 181 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 340ms
Finished structural reductions in LTL mode , in 1 iterations and 399 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 316 ms :[true, (OR (NOT p2) p1), p0, p0, p0, (NOT p2), (AND p0 (NOT p2)), (OR (AND p0 (NOT p2)) (AND p0 p1))]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-05
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-05 finished in 740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0)) U (F(p1) U p2)))'
Support contains 8 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-06-05 08:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:09] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 08:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:09] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 153 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 206 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 363ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 364ms
Finished structural reductions in LTL mode , in 1 iterations and 418 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 256 ms :[(NOT p2), (AND (NOT p1) p2 (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (NOT p1), (AND p0 (NOT p2))]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-06
Product exploration explored 100000 steps with 24329 reset in 160 ms.
Stack based approach found an accepted trace after 145 steps with 31 reset with depth 8 and stack size 8 in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-06 finished in 855 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&&G((p0||G(p1)))))||X(p2))))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-06-05 08:07:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:10] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-05 08:07:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:10] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 148 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 218 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 370ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 370ms
Finished structural reductions in LTL mode , in 1 iterations and 431 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 236 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 125 ms.
Stack based approach found an accepted trace after 31 steps with 0 reset with depth 32 and stack size 32 in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-07 finished in 813 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0))||G(p1))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2025-06-05 08:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:11] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-05 08:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:11] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 155 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 191 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 351ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 351ms
Finished structural reductions in LTL mode , in 1 iterations and 411 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 208 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-08
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-08 finished in 640 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Reduce places removed 1 places and 1 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 21 transition count 14
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 19 transition count 14
Applied a total of 3 rules in 3 ms. Remains 19 /22 variables (removed 3) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 19 cols
[2025-06-05 08:07:12] [INFO ] Computed 9 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:12] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-05 08:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:12] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:07:12] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2025-06-05 08:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 107 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 60 constraints, problems are : Problem set: 0 solved, 13 unsolved in 134 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 248ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 248ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/22 places, 14/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 312 ms. Remains : 19/22 places, 14/16 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-09
Product exploration explored 100000 steps with 0 reset in 104 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-09 finished in 464 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Reduce places removed 1 places and 1 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 21 transition count 14
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 19 transition count 14
Applied a total of 3 rules in 2 ms. Remains 19 /22 variables (removed 3) and now considering 14/16 (removed 2) transitions.
[2025-06-05 08:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:12] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-05 08:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:12] [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 Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 08:07:12] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2025-06-05 08:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 0/33 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 33/33 variables, and 47 constraints, problems are : Problem set: 0 solved, 13 unsolved in 116 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 9/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 14/33 variables, 19/47 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/33 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 33/33 variables, and 60 constraints, problems are : Problem set: 0 solved, 13 unsolved in 139 ms.
Refiners :[Domain max(s): 19/19 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 257ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 258ms
Starting structural reductions in SI_LTL mode, iteration 1 : 19/22 places, 14/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 320 ms. Remains : 19/22 places, 14/16 transitions.
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-10
Product exploration explored 100000 steps with 5113 reset in 109 ms.
Stack based approach found an accepted trace after 130 steps with 6 reset with depth 16 and stack size 16 in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-10 finished in 518 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||(F(p0)&&G(F(!p0))))))'
Support contains 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Reduce places removed 1 places and 1 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 21 transition count 14
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 19 transition count 14
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 6 place count 17 transition count 13
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 17 transition count 12
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 8 place count 16 transition count 12
Applied a total of 8 rules in 4 ms. Remains 16 /22 variables (removed 6) and now considering 12/16 (removed 4) transitions.
// Phase 1: matrix 12 rows 16 cols
[2025-06-05 08:07:13] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants in 23 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/22 places, 12/16 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 14 transition count 11
Applied a total of 2 rules in 1 ms. Remains 14 /15 variables (removed 1) and now considering 11/12 (removed 1) transitions.
// Phase 1: matrix 11 rows 14 cols
[2025-06-05 08:07:13] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-05 08:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/22 places, 11/16 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 73 ms. Remains : 14/22 places, 11/16 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 65 ms.
Product exploration explored 100000 steps with 50000 reset in 78 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), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 20 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-001A-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-001A-LTLFireability-11 finished in 288 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 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 22 transition count 15
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
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 4 place count 20 transition count 14
Applied a total of 4 rules in 2 ms. Remains 20 /22 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 20 cols
[2025-06-05 08:07:13] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants in 25 ms returned [12, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 26 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/22 places, 14/16 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 18 transition count 13
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 17 transition count 13
Applied a total of 2 rules in 1 ms. Remains 17 /18 variables (removed 1) and now considering 13/14 (removed 1) transitions.
// Phase 1: matrix 13 rows 17 cols
[2025-06-05 08:07:13] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants in 21 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 22 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/22 places, 13/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 13/13 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 52 ms. Remains : 16/22 places, 13/16 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-12
Product exploration explored 100000 steps with 22316 reset in 96 ms.
Stack based approach found an accepted trace after 51 steps with 6 reset with depth 11 and stack size 11 in 1 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-12 finished in 208 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U p1)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 22 cols
[2025-06-05 08:07:13] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-05 08:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:13] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 146 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 180 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 328ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 328ms
Finished structural reductions in LTL mode , in 1 iterations and 388 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p1), true]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-13
Product exploration explored 100000 steps with 25000 reset in 72 ms.
Product exploration explored 100000 steps with 25000 reset in 146 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 76 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 124 ms :[true, (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
RANDOM walk for 100 steps (0 resets) in 4 ms. (20 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND (NOT p1) p0))), (X (AND (NOT p1) (NOT p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) (NOT p1)))), (F p0), (F p1), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 9 factoid took 184 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 5 states, 13 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[true, (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
[2025-06-05 08:07:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 08:07:15] [INFO ] [Real]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-06-05 08:07:15] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-05 08:07:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-05 08:07:15] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2025-06-05 08:07:15] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-05 08:07:15] [INFO ] Computed and/alt/rep : 15/49/15 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-05 08:07:15] [INFO ] Added : 6 causal constraints over 2 iterations in 14 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 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 22 transition count 15
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
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 4 place count 20 transition count 14
Applied a total of 4 rules in 3 ms. Remains 20 /22 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 20 cols
[2025-06-05 08:07:15] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants in 27 ms returned [12, 13]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 28 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 18/22 places, 14/16 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 18 transition count 13
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 17 transition count 13
Applied a total of 2 rules in 1 ms. Remains 17 /18 variables (removed 1) and now considering 13/14 (removed 1) transitions.
// Phase 1: matrix 13 rows 17 cols
[2025-06-05 08:07:15] [INFO ] Computed 8 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants in 23 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 16/22 places, 13/16 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 15 transition count 12
Applied a total of 2 rules in 2 ms. Remains 15 /16 variables (removed 1) and now considering 12/13 (removed 1) transitions.
// Phase 1: matrix 12 rows 15 cols
[2025-06-05 08:07:15] [INFO ] Computed 7 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-05 08:07:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 15/22 places, 12/16 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 118 ms. Remains : 15/22 places, 12/16 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 100 ms. Reduced automaton from 5 states, 13 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-001A-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-001A-LTLFireability-13 finished in 1738 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 22 cols
[2025-06-05 08:07:15] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-05 08:07:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 08:07:15] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 08:07:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 54 constraints, problems are : Problem set: 0 solved, 15 unsolved in 154 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/22 variables, 10/31 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/38 variables, 22/54 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 15/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 69 constraints, problems are : Problem set: 0 solved, 15 unsolved in 191 ms.
Refiners :[Domain max(s): 22/22 constraints, Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 350ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 351ms
Finished structural reductions in LTL mode , in 1 iterations and 410 ms. Remains : 22/22 places, 16/16 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : ShieldIIPt-PT-001A-LTLFireability-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-001A-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-001A-LTLFireability-14 finished in 515 ms.
All properties solved by simple procedures.
Total runtime 12792 ms.

BK_STOP 1749110836014

--------------------
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="ShieldIIPt-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 ShieldIIPt-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-174894532700428"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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