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Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r070-tall-171620505300179
Last Updated
July 7, 2024

About the Execution of ITS-Tools for CSRepetitions-COL-02

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
461.939 20929.00 41991.00 289.30 FFTFFTFTTFFFTTFF normal

Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r070-tall-171620505300179.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5568
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 r070-tall-171620505300179
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 524K
-rw-r--r-- 1 mcc users 8.1K Apr 12 09:38 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 12 09:38 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 12 09:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 12 09:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 5.0K Apr 22 14:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 22 14:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 22 14:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 09:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Apr 12 09:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 09:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Apr 12 09:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:32 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:32 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 13K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text 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 1716268198135

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 202405141337
[2024-05-21 05:09:59] [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]
[2024-05-21 05:09:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 05:09:59] [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.
[2024-05-21 05:09:59] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-21 05:09:59] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 519 ms
[2024-05-21 05:09:59] [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
[2024-05-21 05:10:00] [INFO ] Built PT skeleton of HLPN with 6 places and 5 transitions 15 arcs in 4 ms.
[2024-05-21 05:10:00] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 2 formulas.
FORMULA CSRepetitions-COL-02-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CSRepetitions-COL-02-LTLCardinality-07 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 40001 steps (1836 resets) in 772 ms. (51 steps per ms) remains 2/29 properties
BEST_FIRST walk for 40003 steps (790 resets) in 279 ms. (142 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (788 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
// Phase 1: matrix 5 rows 6 cols
[2024-05-21 05:10:00] [INFO ] Computed 2 invariants in 4 ms
[2024-05-21 05:10:00] [INFO ] State equation strengthened by 1 read => feed constraints.
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
After SMT solving in domain Real declared 2/11 variables, and 1 constraints, problems are : Problem set: 2 solved, 0 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/2 constraints, State Equation: 0/6 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 168ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
[2024-05-21 05:10:00] [INFO ] Flatten gal took : 19 ms
[2024-05-21 05:10:00] [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
[2024-05-21 05:10:00] [INFO ] Unfolded HLPN to a Petri net with 18 places and 20 transitions 60 arcs in 8 ms.
[2024-05-21 05:10:00] [INFO ] Unfolded 14 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
[2024-05-21 05:10:01] [INFO ] Computed 5 invariants in 2 ms
[2024-05-21 05:10:01] [INFO ] Implicit Places using invariants in 37 ms returned []
[2024-05-21 05:10:01] [INFO ] Invariant cache hit.
[2024-05-21 05:10:01] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:01] [INFO ] Implicit Places using invariants and state equation in 56 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:01] [INFO ] Invariant cache hit.
[2024-05-21 05:10:01] [INFO ] State equation strengthened by 4 read => feed constraints.
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 295 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 308 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]
After SMT, in 616ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 617ms
Finished structural reductions in LTL mode , in 1 iterations and 738 ms. Remains : 18/18 places, 20/20 transitions.
Support contains 14 out of 18 places after structural reductions.
[2024-05-21 05:10:01] [INFO ] Flatten gal took : 3 ms
[2024-05-21 05:10:01] [INFO ] Flatten gal took : 3 ms
[2024-05-21 05:10:01] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40001 steps (2341 resets) in 421 ms. (94 steps per ms) remains 2/29 properties
BEST_FIRST walk for 40002 steps (511 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (512 resets) in 66 ms. (597 steps per ms) remains 2/2 properties
[2024-05-21 05:10:02] [INFO ] Invariant cache hit.
[2024-05-21 05:10:02] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
After SMT solving in domain Real declared 5/38 variables, and 1 constraints, problems are : Problem set: 2 solved, 0 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/5 constraints, State Equation: 0/18 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 68ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 14 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_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 4 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.
[2024-05-21 05:10:02] [INFO ] Invariant cache hit.
[2024-05-21 05:10:02] [INFO ] Implicit Places using invariants in 33 ms returned []
[2024-05-21 05:10:02] [INFO ] Invariant cache hit.
[2024-05-21 05:10:02] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:02] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:02] [INFO ] Invariant cache hit.
[2024-05-21 05:10:02] [INFO ] State equation strengthened by 4 read => feed constraints.
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 155 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 275 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]
After SMT, in 448ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 448ms
Finished structural reductions in LTL mode , in 1 iterations and 529 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 210 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-00
Product exploration explored 100000 steps with 28752 reset in 174 ms.
Stack based approach found an accepted trace after 4999 steps with 1453 reset with depth 6 and stack size 6 in 8 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-00 finished in 992 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&G((p1&&X(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 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:03] [INFO ] Invariant cache hit.
[2024-05-21 05:10:03] [INFO ] Implicit Places using invariants in 286 ms returned []
[2024-05-21 05:10:03] [INFO ] Invariant cache hit.
[2024-05-21 05:10:03] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:03] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 328 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:03] [INFO ] Invariant cache hit.
[2024-05-21 05:10:03] [INFO ] State equation strengthened by 4 read => feed constraints.
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 197 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 143 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]
After SMT, in 357ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 358ms
Finished structural reductions in LTL mode , in 1 iterations and 687 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p2) (NOT p0)), (OR (NOT p1) (NOT p2) (NOT p0)), true, (OR (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-01 finished in 929 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:04] [INFO ] Invariant cache hit.
[2024-05-21 05:10:04] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-21 05:10:04] [INFO ] Invariant cache hit.
[2024-05-21 05:10:04] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:04] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:04] [INFO ] Invariant cache hit.
[2024-05-21 05:10:04] [INFO ] State equation strengthened by 4 read => feed constraints.
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 127 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 118 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]
After SMT, in 273ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 273ms
Finished structural reductions in LTL mode , in 1 iterations and 333 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 187 ms :[(NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-02
Product exploration explored 100000 steps with 50000 reset in 70 ms.
Product exploration explored 100000 steps with 50000 reset in 65 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 (NOT p2) p1 (NOT p0)), (X (NOT p2)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT p2)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (AND p0 (NOT p2)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 16 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-02 finished in 696 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&F(G(p1)))))'
Support contains 6 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 4 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:05] [INFO ] Invariant cache hit.
[2024-05-21 05:10:05] [INFO ] Implicit Places using invariants in 38 ms returned []
[2024-05-21 05:10:05] [INFO ] Invariant cache hit.
[2024-05-21 05:10:05] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:05] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2024-05-21 05:10:05] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:05] [INFO ] Invariant cache hit.
[2024-05-21 05:10:05] [INFO ] State equation strengthened by 4 read => feed constraints.
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 218 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 260 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]
After SMT, in 483ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 484ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 579 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 305 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-03
Product exploration explored 100000 steps with 6242 reset in 202 ms.
Stack based approach found an accepted trace after 28 steps with 2 reset with depth 7 and stack size 7 in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-03 finished in 1106 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G((p1 U (p2||G(p3)))))))'
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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:06] [INFO ] Invariant cache hit.
[2024-05-21 05:10:06] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-21 05:10:06] [INFO ] Invariant cache hit.
[2024-05-21 05:10:06] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:06] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:06] [INFO ] Invariant cache hit.
[2024-05-21 05:10:06] [INFO ] State equation strengthened by 4 read => feed constraints.
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 206 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 118 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]
After SMT, in 332ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 332ms
Finished structural reductions in LTL mode , in 1 iterations and 389 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 262 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), (OR (NOT p0) (AND (NOT p2) (NOT p3))), true, (NOT p3), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 1357 steps with 92 reset in 12 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-04 finished in 684 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X((G(p1)||F(G(p2))))))'
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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:07] [INFO ] Invariant cache hit.
[2024-05-21 05:10:07] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-21 05:10:07] [INFO ] Invariant cache hit.
[2024-05-21 05:10:07] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:07] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:07] [INFO ] Invariant cache hit.
[2024-05-21 05:10:07] [INFO ] State equation strengthened by 4 read => feed constraints.
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 144 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 122 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]
After SMT, in 272ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 273ms
Finished structural reductions in LTL mode , in 1 iterations and 345 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-05
Product exploration explored 100000 steps with 29882 reset in 99 ms.
Product exploration explored 100000 steps with 29783 reset in 97 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 (NOT p0) p1 p2), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 9 factoid took 310 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 7 states, 18 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 286 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), false, false, false, false]
Reduction of identical properties reduced properties to check from 12 to 11
RANDOM walk for 40000 steps (2365 resets) in 123 ms. (322 steps per ms) remains 1/11 properties
BEST_FIRST walk for 40004 steps (561 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
[2024-05-21 05:10:08] [INFO ] Invariant cache hit.
[2024-05-21 05:10:08] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem apf2 is UNSAT
After SMT solving in domain Real declared 13/38 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 25 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 0/18 constraints, ReadFeed: 0/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 29ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X p1)), (G (OR p0 p1)), (G (OR p0 p1))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) p2))), (X (X (NOT (AND (NOT p0) p2)))), (X (X p0)), (X (X (NOT p0))), (F p0), (F (NOT (AND (NOT p0) p2))), (F (NOT (OR (NOT p0) (NOT p1) p2))), (F (NOT (OR (NOT p0) p1 (NOT p2)))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (OR p0 p2))), (F (NOT p2)), (F (NOT (AND (NOT p0) p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1) (NOT p2))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 28 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-05 finished in 1444 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0||G(F(p0))) U p1)&&F(p2)))'
Support contains 9 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 3 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:08] [INFO ] Invariant cache hit.
[2024-05-21 05:10:08] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-21 05:10:08] [INFO ] Invariant cache hit.
[2024-05-21 05:10:08] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:08] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2024-05-21 05:10:08] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:08] [INFO ] Invariant cache hit.
[2024-05-21 05:10:08] [INFO ] State equation strengthened by 4 read => feed constraints.
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 126 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 466 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]
After SMT, in 600ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 600ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 696 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 103 ms.
Product exploration explored 100000 steps with 50000 reset in 98 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 (NOT p1) p0 p2), (X (NOT p0)), (X p2), (X (NOT (AND (NOT p1) (NOT p0)))), (X p1), (X (X (NOT p0))), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 16 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) 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 1112 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0||G(F(p1)))))))'
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 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:09] [INFO ] Invariant cache hit.
[2024-05-21 05:10:09] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-21 05:10:09] [INFO ] Invariant cache hit.
[2024-05-21 05:10:09] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:09] [INFO ] Implicit Places using invariants and state equation in 34 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.
[2024-05-21 05:10:09] [INFO ] Invariant cache hit.
[2024-05-21 05:10:09] [INFO ] State equation strengthened by 4 read => feed constraints.
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 182 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 212 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]
After SMT, in 424ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 424ms
Finished structural reductions in LTL mode , in 1 iterations and 503 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-09
Product exploration explored 100000 steps with 27162 reset in 64 ms.
Product exploration explored 100000 steps with 27071 reset in 135 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 (NOT p0) (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 239 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 130 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 31 steps (0 resets) in 14 ms. (2 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F p0), (F p1), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 344 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 196 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-05-21 05:10:11] [INFO ] Invariant cache hit.
[2024-05-21 05:10:11] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 05:10:11] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-21 05:10:11] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 05:10:11] [INFO ] [Nat]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 05:10:11] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2024-05-21 05:10:11] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:11] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2024-05-21 05:10:11] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 05:10:11] [INFO ] Added : 2 causal constraints over 1 iterations in 18 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
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.
[2024-05-21 05:10:11] [INFO ] Invariant cache hit.
[2024-05-21 05:10:11] [INFO ] Implicit Places using invariants in 92 ms returned []
[2024-05-21 05:10:11] [INFO ] Invariant cache hit.
[2024-05-21 05:10:11] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:11] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 140 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:11] [INFO ] Invariant cache hit.
[2024-05-21 05:10:11] [INFO ] State equation strengthened by 4 read => feed constraints.
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 252 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 289 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]
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 696 ms. Remains : 18/18 places, 20/20 transitions.
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 (NOT p0) (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 2 factoid took 171 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 21 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F p0), (F p1), (F (NOT (AND (NOT p0) (NOT p1))))]
Knowledge based reduction with 2 factoid took 230 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 143 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2024-05-21 05:10:13] [INFO ] Invariant cache hit.
[2024-05-21 05:10:13] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2024-05-21 05:10:13] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2024-05-21 05:10:13] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 05:10:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 0 ms returned sat
[2024-05-21 05:10:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-21 05:10:13] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:13] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2024-05-21 05:10:13] [INFO ] Computed and/alt/rep : 16/20/16 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-21 05:10:13] [INFO ] Added : 2 causal constraints over 1 iterations in 5 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 27038 reset in 69 ms.
Product exploration explored 100000 steps with 26980 reset in 81 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 9 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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:14] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:14] [INFO ] Invariant cache hit.
[2024-05-21 05:10:14] [INFO ] State equation strengthened by 4 read => feed constraints.
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 493 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 177 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]
After SMT, in 678ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 678ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 684 ms. Remains : 18/18 places, 20/20 transitions.
Built C files in :
/tmp/ltsmin2788130072202642946
[2024-05-21 05:10:14] [INFO ] Built C files in 9ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2788130072202642946
Running compilation step : cd /tmp/ltsmin2788130072202642946;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 197 ms.
Running link step : cd /tmp/ltsmin2788130072202642946;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 42 ms.
Running LTSmin : cd /tmp/ltsmin2788130072202642946;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased18242245176255471740.hoa' '--buchi-type=spotba'
LTSmin run took 126 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-09 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property CSRepetitions-COL-02-LTLCardinality-09 finished in 5641 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F((G(p0)||(p0&&F(G(p1))))))||(p2&&X(X(F((G(p0)||(p0&&F(G(p1)))))))))))'
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 1 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:15] [INFO ] Invariant cache hit.
[2024-05-21 05:10:15] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-21 05:10:15] [INFO ] Invariant cache hit.
[2024-05-21 05:10:15] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:15] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:15] [INFO ] Invariant cache hit.
[2024-05-21 05:10:15] [INFO ] State equation strengthened by 4 read => feed constraints.
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 231 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 131 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]
After SMT, in 395ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 396ms
Finished structural reductions in LTL mode , in 1 iterations and 464 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 173 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-10
Product exploration explored 100000 steps with 12671 reset in 210 ms.
Stack based approach found an accepted trace after 1362 steps with 180 reset with depth 11 and stack size 11 in 3 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-10 finished in 884 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 2 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 3 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:16] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] State equation strengthened by 4 read => feed constraints.
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 108 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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]
After SMT, in 302ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 304ms
Finished structural reductions in LTL mode , in 1 iterations and 370 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 40 steps with 2 reset in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-11 finished in 541 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0||G(!p1)))))'
Support contains 13 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.
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:16] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:16] [INFO ] Invariant cache hit.
[2024-05-21 05:10:16] [INFO ] State equation strengthened by 4 read => feed constraints.
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 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 116 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]
After SMT, in 306ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 306ms
Finished structural reductions in LTL mode , in 1 iterations and 364 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 152 ms :[true, p1, (AND p1 (NOT p0)), (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-12
Product exploration explored 100000 steps with 33333 reset in 61 ms.
Product exploration explored 100000 steps with 33333 reset in 74 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 p1 p0), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 11 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-12 finished in 679 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:17] [INFO ] Invariant cache hit.
[2024-05-21 05:10:17] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-21 05:10:17] [INFO ] Invariant cache hit.
[2024-05-21 05:10:17] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:17] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 88 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:17] [INFO ] Invariant cache hit.
[2024-05-21 05:10:17] [INFO ] State equation strengthened by 4 read => feed constraints.
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 107 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 150 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]
After SMT, in 287ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 287ms
Finished structural reductions in LTL mode , in 1 iterations and 376 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 82 ms.
Product exploration explored 100000 steps with 50000 reset in 88 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 p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 33 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CSRepetitions-COL-02-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CSRepetitions-COL-02-LTLCardinality-13 finished in 661 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U G(p1))))'
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.
[2024-05-21 05:10:17] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] Implicit Places using invariants in 97 ms returned []
[2024-05-21 05:10:18] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:18] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 130 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:18] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] State equation strengthened by 4 read => feed constraints.
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 168 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 129 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]
After SMT, in 325ms 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 457 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 139 ms :[(NOT p1), (NOT p1), true, (AND p1 (NOT p0)), (NOT p1)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 9 steps with 2 reset in 1 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-14 finished in 623 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(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 0 ms. Remains 18 /18 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-21 05:10:18] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-21 05:10:18] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] State equation strengthened by 4 read => feed constraints.
[2024-05-21 05:10:18] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 16 sub problems to find dead transitions.
[2024-05-21 05:10:18] [INFO ] Invariant cache hit.
[2024-05-21 05:10:18] [INFO ] State equation strengthened by 4 read => feed constraints.
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 132 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]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
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 116 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]
After SMT, in 279ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 279ms
Finished structural reductions in LTL mode , in 1 iterations and 357 ms. Remains : 18/18 places, 20/20 transitions.
Stuttering acceptance computed with spot in 68 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : CSRepetitions-COL-02-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CSRepetitions-COL-02-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CSRepetitions-COL-02-LTLCardinality-15 finished in 436 ms.
All properties solved by simple procedures.
Total runtime 19714 ms.

BK_STOP 1716268219064

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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 2-5568"
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 r070-tall-171620505300179"
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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;