Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813100707.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 PGCD-PT-D02N006, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813100707
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 5.6K 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 PGCD-PT-D02N006-LTLCardinality-00
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-01
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-02
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-03
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-04
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-05
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-06
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-07
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-08
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-09
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-10
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-11
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-12
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-13
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-14
FORMULA_NAME PGCD-PT-D02N006-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748975181126

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D02N006
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 18:26:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 18:26:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 18:26:22] [INFO ] Load time of PNML (sax parser for PT used): 28 ms
[2025-06-03 18:26:22] [INFO ] Transformed 9 places.
[2025-06-03 18:26:22] [INFO ] Transformed 9 transitions.
[2025-06-03 18:26:22] [INFO ] Parsed PT model containing 9 places and 9 transitions and 42 arcs in 109 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 5 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
// Phase 1: matrix 9 rows 9 cols
[2025-06-03 18:26:22] [INFO ] Computed 4 invariants in 4 ms
[2025-06-03 18:26:22] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 328ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 341ms
[2025-06-03 18:26:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:23] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-03 18:26:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 18:26:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:23] [INFO ] Invariant cache hit.
[2025-06-03 18:26:23] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 142ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 143ms
Finished structural reductions in LTL mode , in 1 iterations and 597 ms. Remains : 9/9 places, 9/9 transitions.
Support contains 9 out of 9 places after structural reductions.
[2025-06-03 18:26:23] [INFO ] Flatten gal took : 13 ms
[2025-06-03 18:26:23] [INFO ] Flatten gal took : 6 ms
[2025-06-03 18:26:23] [INFO ] Input system was already deterministic with 9 transitions.
RANDOM walk for 40007 steps (8 resets) in 354 ms. (112 steps per ms) remains 1/34 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
[2025-06-03 18:26:23] [INFO ] Invariant cache hit.
[2025-06-03 18:26:23] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp15 is UNSAT
After SMT solving in domain Real declared 7/18 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/9 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA PGCD-PT-D02N006-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA PGCD-PT-D02N006-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Computed a total of 0 stabilizing places and 0 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' '!(((G(p0) U p1)&&X(X(X(X(F(p2)))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:24] [INFO ] Invariant cache hit.
[2025-06-03 18:26:24] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 126ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 126ms
[2025-06-03 18:26:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:24] [INFO ] Implicit Places using invariants in 31 ms returned [7, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 40 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 168 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 566 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p0), (NOT p1), (NOT p2), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-00
Product exploration explored 100000 steps with 10209 reset in 202 ms.
Stack based approach found an accepted trace after 53 steps with 7 reset with depth 7 and stack size 7 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-00 finished in 1005 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((X((G(p0) U X(X(p1))))||G(p2))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:25] [INFO ] Invariant cache hit.
[2025-06-03 18:26:25] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 132ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 132ms
[2025-06-03 18:26:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:25] [INFO ] Implicit Places using invariants in 26 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 161 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 644 ms :[(AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p1), true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 1 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-01 finished in 834 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 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 3 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:25] [INFO ] Invariant cache hit.
[2025-06-03 18:26:25] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 86 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 146ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 146ms
[2025-06-03 18:26:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:26] [INFO ] Implicit Places using invariants in 28 ms returned [6, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 180 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-02
Product exploration explored 100000 steps with 0 reset in 192 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-02 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-02 finished in 429 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||(p1&&G(p2)))) U (!p1&&X(!p0))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:26] [INFO ] Invariant cache hit.
[2025-06-03 18:26:26] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 108ms
[2025-06-03 18:26:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:26] [INFO ] Implicit Places using invariants in 26 ms returned [7, 8]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 27 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 135 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 154 ms :[(OR p1 p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), p0, (AND (NOT p0) (NOT p2))]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-03
Product exploration explored 100000 steps with 6902 reset in 110 ms.
Stack based approach found an accepted trace after 50 steps with 3 reset with depth 11 and stack size 11 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-03 finished in 424 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F(p0)))||(G(p1)&&F(p2))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:26] [INFO ] Invariant cache hit.
[2025-06-03 18:26:26] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 116 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 198ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 198ms
[2025-06-03 18:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:27] [INFO ] Implicit Places using invariants in 51 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 53 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 252 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 254 ms :[(NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-04
Product exploration explored 100000 steps with 4778 reset in 166 ms.
Stack based approach found an accepted trace after 27 steps with 6 reset with depth 7 and stack size 7 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-04 finished in 693 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&&X(p1))))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:27] [INFO ] Invariant cache hit.
[2025-06-03 18:26:27] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 117ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 118ms
[2025-06-03 18:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:27] [INFO ] Implicit Places using invariants in 26 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 27 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 146 ms. Remains : 6/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 198 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-05 finished in 365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 1 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:27] [INFO ] Invariant cache hit.
[2025-06-03 18:26:27] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 114ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 114ms
[2025-06-03 18:26:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:28] [INFO ] Implicit Places using invariants in 28 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 31 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 149 ms. Remains : 6/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 37 ms :[p0]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-06
Product exploration explored 100000 steps with 15946 reset in 152 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-06 finished in 354 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 (p2&&X(X(X(p0))))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:28] [INFO ] Invariant cache hit.
[2025-06-03 18:26:28] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 125ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 130ms
[2025-06-03 18:26:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:28] [INFO ] Implicit Places using invariants in 20 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 21 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 153 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 987 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p1), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (AND (NOT p0) p2 (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND p2 (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-07
Product exploration explored 100000 steps with 25000 reset in 133 ms.
Product exploration explored 100000 steps with 25000 reset in 165 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 : [(AND p2 p1 p0), (X p2), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p1) p0))), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (OR (AND p2 p1) (AND p2 p0))), (X p0), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p2)), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) p0)))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (OR (AND p2 p1) (AND p2 p0)))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 158 ms. Reduced automaton from 24 states, 60 edges and 3 AP (stutter sensitive) to 24 states, 60 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 981 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p1), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 40013 steps (8 resets) in 153 ms. (259 steps per ms) remains 1/12 properties
BEST_FIRST walk for 40002 steps (8 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
// Phase 1: matrix 9 rows 7 cols
[2025-06-03 18:26:30] [INFO ] Computed 2 invariants in 1 ms
[2025-06-03 18:26:30] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf10 is UNSAT
After SMT solving in domain Real declared 4/16 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 16 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, State Equation: 0/7 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 20ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p1 p0), (X p2), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 (NOT p1) p0))), (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (OR (AND p2 p1) (AND p2 p0))), (X p0), (X p1), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p2)), (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) p0)))), (X (X (NOT (OR (AND (NOT p2) p1) (AND (NOT p2) p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (OR (AND p2 p1) (AND p2 p0)))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (G (OR p1 p2 (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p1 p0))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT (OR p1 (NOT p2) p0))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p2 p0))), (F (NOT (OR (AND p1 p2) (AND p2 p0)))), (F (NOT p1)), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT p2)), (F (NOT (AND (OR (NOT p1) p2) (OR p2 (NOT p0))))), (F (NOT (OR p1 (NOT p2) (NOT p0)))), (F (NOT p0))]
Knowledge based reduction with 24 factoid took 665 ms. Reduced automaton from 24 states, 60 edges and 3 AP (stutter sensitive) to 23 states, 54 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 976 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 900 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Support contains 4 out of 7 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 7/7 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:33] [INFO ] Invariant cache hit.
[2025-06-03 18:26:33] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 15 constraints, problems are : Problem set: 0 solved, 3 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 106ms
[2025-06-03 18:26:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:33] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-03 18:26:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 18:26:33] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:33] [INFO ] Invariant cache hit.
[2025-06-03 18:26:33] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 15 constraints, problems are : Problem set: 0 solved, 3 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 85ms
Finished structural reductions in LTL mode , in 1 iterations and 235 ms. Remains : 7/7 places, 9/9 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 : [(AND p1 p2 p0), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p1) p2 p0))), (X (NOT (AND (NOT p1) p0))), (X (OR (AND p1 p2) (AND p2 p0))), (X (NOT (AND p1 (NOT p2)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p2 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (OR (AND p1 p2) (AND p2 p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 138 ms. Reduced automaton from 23 states, 54 edges and 3 AP (stutter sensitive) to 23 states, 54 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 885 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Reduction of identical properties reduced properties to check from 12 to 10
RANDOM walk for 30069 steps (6 resets) in 57 ms. (518 steps per ms) remains 0/10 properties
Knowledge obtained : [(AND p1 p2 p0), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) p2 (NOT p0)))), (X (NOT (AND (NOT p1) p2 p0))), (X (NOT (AND (NOT p1) p0))), (X (OR (AND p1 p2) (AND p2 p0))), (X (NOT (AND p1 (NOT p2)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2 (NOT p0))))), (X (X (NOT (AND (NOT p1) p2 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (OR (AND p1 p2) (AND p2 p0)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (NOT (OR (NOT p1) p2))), (F (NOT (OR (NOT p1) p2 p0))), (F (NOT p0)), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 (NOT p2) (NOT p0)))), (F (NOT (OR (AND p1 p2) (AND p2 p0)))), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F (NOT p2)), (F (NOT (OR p1 (NOT p2) p0))), (F (NOT (OR p1 p2))), (F (NOT (OR p1 p0))), (F (NOT p1))]
Knowledge based reduction with 20 factoid took 539 ms. Reduced automaton from 23 states, 54 edges and 3 AP (stutter sensitive) to 23 states, 54 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 973 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 930 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Stuttering acceptance computed with spot in 980 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 110 ms.
Product exploration explored 100000 steps with 25000 reset in 125 ms.
Applying partial POR strategy [false, true, false, false, false, false, true, false, false, false, false, false, true, false, false, false, false, false, false, false, false, false, false]
Stuttering acceptance computed with spot in 913 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p0) p2), (NOT p0), (AND (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p1) p2), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p1) p2 (NOT p0)), (NOT p0)]
Support contains 4 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:39] [INFO ] Invariant cache hit.
[2025-06-03 18:26:39] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 15 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 91ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 18:26:39] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:39] [INFO ] Invariant cache hit.
[2025-06-03 18:26:39] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 9/16 variables, 7/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 3/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 15 constraints, problems are : Problem set: 0 solved, 3 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 191 ms. Remains : 7/7 places, 9/9 transitions.
Built C files in :
/tmp/ltsmin12427713421872832313
[2025-06-03 18:26:39] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12427713421872832313
Running compilation step : cd /tmp/ltsmin12427713421872832313;'/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 173 ms.
Running link step : cd /tmp/ltsmin12427713421872832313;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 48 ms.
Running LTSmin : cd /tmp/ltsmin12427713421872832313;'/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/stateBased7160474028754342288.hoa' '--buchi-type=spotba'
LTSmin run took 77 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-07 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property PGCD-PT-D02N006-LTLCardinality-07 finished in 11956 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((X((p0||F(p1)))||F((p2 U (G(p2)||(p2&&G(p3))))))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
// Phase 1: matrix 9 rows 9 cols
[2025-06-03 18:26:40] [INFO ] Computed 4 invariants in 1 ms
[2025-06-03 18:26:40] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 111ms
[2025-06-03 18:26:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:40] [INFO ] Implicit Places using invariants in 20 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 21 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 133 ms. Remains : 8/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 235 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p2) (NOT p1))]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-08
Product exploration explored 100000 steps with 32306 reset in 100 ms.
Stack based approach found an accepted trace after 1653 steps with 536 reset with depth 19 and stack size 19 in 2 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-08 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-08 finished in 496 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 U (p1||X(G(p2))))))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:40] [INFO ] Invariant cache hit.
[2025-06-03 18:26:40] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 106ms
[2025-06-03 18:26:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:40] [INFO ] Implicit Places using invariants in 32 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 34 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 140 ms. Remains : 6/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), true]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 361 steps with 18 reset in 2 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-09 finished in 272 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:40] [INFO ] Invariant cache hit.
[2025-06-03 18:26:40] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 54 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 100ms
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:41] [INFO ] Implicit Places using invariants in 29 ms returned [6, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 137 ms. Remains : 7/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-10
Product exploration explored 100000 steps with 172 reset in 108 ms.
Stack based approach found an accepted trace after 137 steps with 0 reset with depth 138 and stack size 119 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-10 finished in 326 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(F(!p0)) U (G(p1)||G(p2))))))'
Support contains 4 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
[2025-06-03 18:26:41] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 115ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 116ms
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:41] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:41] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-03 18:26:41] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
[2025-06-03 18:26:41] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 99ms
Finished structural reductions in LTL mode , in 1 iterations and 264 ms. Remains : 9/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 230 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), p0, (AND p0 p1 (NOT p2)), (AND p0 (NOT p1) p2)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-11
Product exploration explored 100000 steps with 4417 reset in 146 ms.
Stack based approach found an accepted trace after 969 steps with 51 reset with depth 16 and stack size 15 in 2 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-11 finished in 669 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(p2)&&p1))))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:41] [INFO ] Invariant cache hit.
[2025-06-03 18:26:41] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 100ms
[2025-06-03 18:26:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:42] [INFO ] Implicit Places using invariants in 24 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 126 ms. Remains : 8/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 199 ms :[(OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 7 steps with 0 reset in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-12 finished in 348 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F((p1&&X((p2&&F(p3)))))))))'
Support contains 5 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
[2025-06-03 18:26:42] [INFO ] Invariant cache hit.
[2025-06-03 18:26:42] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 52 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 102ms
[2025-06-03 18:26:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 18:26:42] [INFO ] Implicit Places using invariants in 22 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 8/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 127 ms. Remains : 8/9 places, 9/9 transitions.
Stuttering acceptance computed with spot in 236 ms :[(NOT p3), (OR (NOT p2) (NOT p3)), (OR (NOT p0) (NOT p3) (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p3) (NOT p2)), (OR (NOT p2) (NOT p0) (NOT p1) (NOT p3))]
Running random walk in product with property : PGCD-PT-D02N006-LTLCardinality-13
Product exploration explored 100000 steps with 324 reset in 98 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA PGCD-PT-D02N006-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-PT-D02N006-LTLCardinality-13 finished in 476 ms.
All properties solved by simple procedures.
Total runtime 20432 ms.

BK_STOP 1748975202799

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="PGCD-PT-D02N006"
export BK_EXAMINATION="LTLCardinality"
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 PGCD-PT-D02N006, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876813100707"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D02N006.tgz
mv PGCD-PT-D02N006 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;