Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028900691.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 CSRepetitions-COL-02, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028900691
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 9.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 160K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 13K 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 CSRepetitions-COL-02-LTLCardinality-00
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-01
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-02
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-03
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-04
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-05
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-06
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-07
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-08
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-09
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-10
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-11
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-12
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-13
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-14
FORMULA_NAME CSRepetitions-COL-02-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748641822792

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CSRepetitions-COL-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202505121319
[2025-05-30 21:50:23] [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]
[2025-05-30 21:50:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 21:50:24] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-05-30 21:50:24] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-05-30 21:50:24] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 485 ms
[2025-05-30 21:50:24] [INFO ] Imported 6 HL places and 5 HL transitions for a total of 23 PT places and 28.0 transition bindings in 13 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2025-05-30 21:50:24] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 15 arcs in 5 ms.
[2025-05-30 21:50:24] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
FORMULA CSRepetitions-COL-02-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-COL-02-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 1 stable transitions
Remains 14 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 1 stable transitions
RANDOM walk for 40000 steps (1840 resets) in 853 ms. (46 steps per ms) remains 5/25 properties
BEST_FIRST walk for 40003 steps (790 resets) in 392 ms. (101 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (1589 resets) in 195 ms. (204 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (1596 resets) in 95 ms. (416 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40001 steps (8 resets) in 83 ms. (476 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40000 steps (8 resets) in 66 ms. (597 steps per ms) remains 5/5 properties
// Phase 1: matrix 5 rows 6 cols
[2025-05-30 21:50:25] [INFO ] Computed 2 invariants in 6 ms
[2025-05-30 21:50:25] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp10 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 1/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1/5 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 1/8 constraints. Problems are: Problem set: 4 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/8 constraints. Problems are: Problem set: 4 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 11/11 variables, and 9 constraints, problems are : Problem set: 5 solved, 0 unsolved in 130 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 179ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 14 simplifications.
FORMULA CSRepetitions-COL-02-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-COL-02-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-COL-02-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-30 21:50:25] [INFO ] Initial state reduction rules for LTL removed 1 formulas.
[2025-05-30 21:50:25] [INFO ] Flatten gal took : 12 ms
FORMULA CSRepetitions-COL-02-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-30 21:50:25] [INFO ] Flatten gal took : 2 ms
Transition Send_Answer forces synchronizations/join behavior on parameter c of sort Client
Symmetric sort wr.t. initial and guards and successors and join/free detected :Server
Symmetric sort wr.t. initial detected :Server
Symmetric sort wr.t. initial and guards detected :Server
Applying symmetric unfolding of full symmetric sort :Server domain size was 2
[2025-05-30 21:50:25] [INFO ] Unfolded HLPN to a Petri net with 18 places and 20 transitions 60 arcs in 7 ms.
[2025-05-30 21:50:25] [INFO ] Unfolded 10 HLPN properties in 0 ms.
Support contains 14 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 4 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 18 cols
[2025-05-30 21:50:25] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:25] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-05-30 21:50:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:25] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:25] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:25] [INFO ] Invariant cache hit.
[2025-05-30 21:50:25] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 556ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 556ms
Finished structural reductions in LTL mode , in 1 iterations and 645 ms. Remains : 18/18 places, 20/20 transitions.
Support contains 14 out of 18 places after structural reductions.
[2025-05-30 21:50:26] [INFO ] Flatten gal took : 6 ms
[2025-05-30 21:50:26] [INFO ] Flatten gal took : 6 ms
[2025-05-30 21:50:26] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40002 steps (2343 resets) in 145 ms. (273 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40003 steps (512 resets) in 79 ms. (500 steps per ms) remains 1/1 properties
[2025-05-30 21:50:26] [INFO ] Invariant cache hit.
[2025-05-30 21:50:26] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp0 is UNSAT
After SMT solving in domain Real declared 5/38 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 16 ms.
Refiners :[Positive P Invariants (semi-flows): 1/5 constraints, State Equation: 0/18 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 19ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA CSRepetitions-COL-02-LTLCardinality-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA CSRepetitions-COL-02-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 8 simplifications.
Computed a total of 0 stabilizing places and 4 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(F(p0)))'
Support contains 2 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 10 transition count 16
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 15 place count 7 transition count 13
Iterating global reduction 0 with 3 rules applied. Total rules applied 18 place count 7 transition count 13
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 21 place count 4 transition count 7
Iterating global reduction 0 with 3 rules applied. Total rules applied 24 place count 4 transition count 7
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 27 place count 4 transition count 4
Applied a total of 27 rules in 16 ms. Remains 4 /18 variables (removed 14) and now considering 4/20 (removed 16) transitions.
// Phase 1: matrix 4 rows 4 cols
[2025-05-30 21:50:26] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:26] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-05-30 21:50:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:26] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 21:50:26] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-05-30 21:50:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 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) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 74ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/18 places, 4/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 137 ms. Remains : 4/18 places, 4/20 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-00
Product exploration explored 100000 steps with 12778 reset in 213 ms.
Product exploration explored 100000 steps with 12821 reset in 106 ms.
Computed a total of 0 stabilizing places and 1 stable transitions
Computed a total of 0 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 105 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 38 steps (2 resets) in 5 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 142 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 4/4 transitions.
Applied a total of 0 rules in 1 ms. Remains 4 /4 variables (removed 0) and now considering 4/4 (removed 0) transitions.
[2025-05-30 21:50:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:27] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-30 21:50:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:27] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 21:50:27] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-05-30 21:50:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 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) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/8 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 83ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 83ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 134 ms. Remains : 4/4 places, 4/4 transitions.
Computed a total of 0 stabilizing places and 1 stable transitions
Computed a total of 0 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 101 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 101 steps (11 resets) in 5 ms. (16 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 159 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 12827 reset in 86 ms.
Product exploration explored 100000 steps with 12791 reset in 94 ms.
Built C files in :
/tmp/ltsmin7704210872757809778
[2025-05-30 21:50:28] [INFO ] Computing symmetric may disable matrix : 4 transitions.
[2025-05-30 21:50:28] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 21:50:28] [INFO ] Computing symmetric may enable matrix : 4 transitions.
[2025-05-30 21:50:28] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 21:50:28] [INFO ] Computing Do-Not-Accords matrix : 4 transitions.
[2025-05-30 21:50:28] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 21:50:28] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7704210872757809778
Running compilation step : cd /tmp/ltsmin7704210872757809778;'/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 169 ms.
Running link step : cd /tmp/ltsmin7704210872757809778;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 71 ms.
Running LTSmin : cd /tmp/ltsmin7704210872757809778;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2434991334291918491.hoa' '--buchi-type=spotba'
LTSmin run took 116 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-00 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property CSRepetitions-COL-02-LTLCardinality-00 finished in 2493 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(!p0)) U (F(p1)&&X(p2))))))'
Support contains 6 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 18 cols
[2025-05-30 21:50:29] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:29] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-30 21:50:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:29] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:29] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:29] [INFO ] Invariant cache hit.
[2025-05-30 21:50:29] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 195 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 387ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 387ms
Finished structural reductions in LTL mode , in 1 iterations and 468 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 277 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p2), p0]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-02
Stuttering criterion allowed to conclude after 87 steps with 18 reset in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-02 finished in 771 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 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:29] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-05-30 21:50:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:30] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:30] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 21:50:30] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:30] [INFO ] Invariant cache hit.
[2025-05-30 21:50:30] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 186 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 359ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 431 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-05
Product exploration explored 100000 steps with 16983 reset in 168 ms.
Stack based approach found an accepted trace after 9 steps with 1 reset with depth 4 and stack size 4 in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-05 finished in 660 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(F(p1))&&F(p2))))'
Support contains 12 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:30] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 21:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:30] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:30] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:30] [INFO ] Invariant cache hit.
[2025-05-30 21:50:30] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 165 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 327ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 328ms
Finished structural reductions in LTL mode , in 1 iterations and 381 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-06
Product exploration explored 100000 steps with 22608 reset in 166 ms.
Stack based approach found an accepted trace after 173 steps with 38 reset with depth 9 and stack size 9 in 1 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-06 finished in 802 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 5 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:31] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-30 21:50:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:31] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:31] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:31] [INFO ] Invariant cache hit.
[2025-05-30 21:50:31] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 152 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 170 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 326ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 326ms
Finished structural reductions in LTL mode , in 1 iterations and 398 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-08
Product exploration explored 100000 steps with 33333 reset in 53 ms.
Product exploration explored 100000 steps with 33333 reset in 70 ms.
Computed a total of 0 stabilizing places and 4 stable transitions
Computed a total of 0 stabilizing places and 4 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 9 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-08 finished in 667 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X(X((p0||X(p1)))))||F(p2)))))'
Support contains 10 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:32] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-30 21:50:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:32] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:32] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:32] [INFO ] Invariant cache hit.
[2025-05-30 21:50:32] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 165 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 340ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 340ms
Finished structural reductions in LTL mode , in 1 iterations and 382 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-10
Product exploration explored 100000 steps with 6262 reset in 198 ms.
Product exploration explored 100000 steps with 6261 reset in 159 ms.
Computed a total of 0 stabilizing places and 4 stable transitions
Computed a total of 0 stabilizing places and 4 stable transitions
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 103 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 7 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 289 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2)]
RANDOM walk for 40000 steps (2345 resets) in 132 ms. (300 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (440 resets) in 80 ms. (493 steps per ms) remains 1/1 properties
[2025-05-30 21:50:33] [INFO ] Invariant cache hit.
[2025-05-30 21:50:33] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf3 is UNSAT
After SMT solving in domain Real declared 9/38 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 14 ms.
Refiners :[Positive P Invariants (semi-flows): 0/5 constraints, State Equation: 0/18 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p2 p0 p1), (X p2), (X (X p2)), (G (OR p2 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p2))), (F (NOT p0)), (F (NOT p2))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 16 ms. Reduced automaton from 7 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-10 finished in 1498 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&&(!p1||X(p1))) U (G((p0&&(!p1||X(p1))))||((!p1||X(p1))&&p2))))))'
Support contains 9 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:33] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-30 21:50:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:33] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:33] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:33] [INFO ] Invariant cache hit.
[2025-05-30 21:50:33] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 153 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 166 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 324ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 324ms
Finished structural reductions in LTL mode , in 1 iterations and 378 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 120 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p2) (NOT p0) (NOT p1))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-11
Stuttering criterion allowed to conclude after 30 steps with 6 reset in 2 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-11 finished in 514 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0))||G((X(G(p1)) U (p2||G(p3)))))))'
Support contains 10 out of 18 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 18/18 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2025-05-30 21:50:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:34] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-05-30 21:50:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 21:50:34] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 21:50:34] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2025-05-30 21:50:34] [INFO ] Invariant cache hit.
[2025-05-30 21:50:34] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 27 constraints, problems are : Problem set: 0 solved, 16 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 4/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 20/38 variables, 18/23 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 43 constraints, problems are : Problem set: 0 solved, 16 unsolved in 165 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 18/18 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 314ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 314ms
Finished structural reductions in LTL mode , in 1 iterations and 362 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 651 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3)), (NOT p0), true, (AND (NOT p3) (NOT p0)), (NOT p1), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-14 finished in 1044 ms.
All properties solved by simple procedures.
Total runtime 11215 ms.

BK_STOP 1748641835173

--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="CSRepetitions-COL-02"
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 CSRepetitions-COL-02, 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 r044-tall-174854028900691"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CSRepetitions-COL-02.tgz
mv CSRepetitions-COL-02 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 ;