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.r003-smll-171620117100171.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is AirplaneLD-COL-0010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r003-smll-171620117100171
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 6.1K Apr 12 03:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Apr 12 03:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 12 03:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 12 03:28 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 3.9K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 03:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Apr 12 03:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Apr 12 03:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Apr 12 03:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 40K 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 AirplaneLD-COL-0010-LTLCardinality-00
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-01
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-02
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-03
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-04
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-05
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-06
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-07
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-08
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-09
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-10
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-11
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-12
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-13
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-14
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716416543233

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0010
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 22:22:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-22 22:22:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 22:22:25] [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.
[2024-05-22 22:22:26] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-22 22:22:26] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 924 ms
[2024-05-22 22:22:26] [INFO ] Detected 3 constant HL places corresponding to 32 PT places.
[2024-05-22 22:22:26] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 89 PT places and 132.0 transition bindings in 36 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
[2024-05-22 22:22:27] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 6 ms.
[2024-05-22 22:22:27] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 5 formulas.
FORMULA AirplaneLD-COL-0010-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 11 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 17 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 transition count 14
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
RANDOM walk for 40000 steps (5033 resets) in 1799 ms. (22 steps per ms) remains 5/15 properties
BEST_FIRST walk for 40003 steps (1326 resets) in 281 ms. (141 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (1599 resets) in 230 ms. (173 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (1556 resets) in 235 ms. (169 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (1309 resets) in 246 ms. (161 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (1398 resets) in 136 ms. (292 steps per ms) remains 5/5 properties
// Phase 1: matrix 14 rows 17 cols
[2024-05-22 22:22:28] [INFO ] Computed 3 invariants in 6 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp8 is UNSAT
At refinement iteration 1 (OVERLAPS) 6/11 variables, 2/2 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Problem AtomicPropp3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp9 is UNSAT
After SMT solving in domain Real declared 23/31 variables, and 14 constraints, problems are : Problem set: 5 solved, 0 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/17 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 474ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 11 simplifications.
FORMULA AirplaneLD-COL-0010-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-22 22:22:28] [INFO ] Initial state reduction rules for LTL removed 2 formulas.
[2024-05-22 22:22:28] [INFO ] Flatten gal took : 26 ms
FORMULA AirplaneLD-COL-0010-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-22 22:22:28] [INFO ] Flatten gal took : 5 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Altitude
Symmetric sort wr.t. initial detected :Altitude
Transition t3_2 : guard parameter $A(Altitude:20) in guard (OR (GEQ $A 9) (EQ $A 19))introduces in Altitude(20) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:20) in guard (AND (LT $A 9) (NEQ $A 19))introduces in Altitude(20) partition with 2 elements
Sort wr.t. initial and guards Altitude has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Altitude domain size was 20 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 9) (EQ $A 19)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 9) (NEQ $A 19)) -> (EQ $A 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Speed
Symmetric sort wr.t. initial detected :Speed
Transition t5_2 : guard parameter $S(Speed:10) in guard (OR (LEQ $S 4) (EQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:10) in guard (AND (GT $S 4) (NEQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:10) in guard (OR (LEQ $S 4) (EQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:10) in guard (AND (GT $S 4) (NEQ $S 9))introduces in Speed(10) partition with 2 elements
Sort wr.t. initial and guards Speed has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Speed domain size was 10 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 4) (EQ $S 9)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 4) (NEQ $S 9)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 4) (EQ $S 9)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 4) (NEQ $S 9)) -> (EQ $S 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Signal
Arc [19:1*[1]] contains constants of sort Signal
Transition t5_2 : constants on arcs in [[19:1*[1]]] introduces in Signal(2) partition with 1 elements that refines current partition to 2 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Weight
Symmetric sort wr.t. initial detected :Weight
Transition t2_2 : guard parameter $W(Weight:2) in guard (EQ $W 1)introduces in Weight(2) partition with 2 elements
[2024-05-22 22:22:28] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 50 ms.
[2024-05-22 22:22:28] [INFO ] Unfolded 6 HLPN properties in 0 ms.
Reduce places removed 6 places and 0 transitions.
Support contains 17 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 20
Applied a total of 1 rules in 16 ms. Remains 22 /23 variables (removed 1) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2024-05-22 22:22:29] [INFO ] Computed 2 invariants in 1 ms
[2024-05-22 22:22:29] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-22 22:22:29] [INFO ] Invariant cache hit.
[2024-05-22 22:22:29] [INFO ] Implicit Places using invariants and state equation in 65 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-05-22 22:22:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/42 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 24 constraints, problems are : Problem set: 0 solved, 10 unsolved in 292 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 10/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/42 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 34 constraints, problems are : Problem set: 0 solved, 10 unsolved in 330 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 653ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 654ms
Starting structural reductions in LTL mode, iteration 1 : 22/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 851 ms. Remains : 22/23 places, 20/20 transitions.
Support contains 17 out of 22 places after structural reductions.
[2024-05-22 22:22:29] [INFO ] Flatten gal took : 5 ms
[2024-05-22 22:22:29] [INFO ] Flatten gal took : 4 ms
[2024-05-22 22:22:29] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40000 steps (5049 resets) in 723 ms. (55 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40001 steps (928 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
[2024-05-22 22:22:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Real declared 3/42 variables, and 1 constraints, problems are : Problem set: 1 solved, 0 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, State Equation: 1/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
Computed a total of 22 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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(p0)))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Graph (complete) has 30 edges and 22 vertex of which 9 are kept as prefixes of interest. Removing 13 places using SCC suffix rule.1 ms
Discarding 13 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 9 transition count 9
Applied a total of 2 rules in 15 ms. Remains 9 /22 variables (removed 13) and now considering 9/20 (removed 11) transitions.
// Phase 1: matrix 9 rows 9 cols
[2024-05-22 22:22:30] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:22:30] [INFO ] Implicit Places using invariants in 250 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 255 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/22 places, 9/20 transitions.
Graph (complete) has 5 edges and 8 vertex of which 7 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 7 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 6 transition count 7
Applied a total of 3 rules in 3 ms. Remains 6 /8 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 6 cols
[2024-05-22 22:22:30] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 22:22:30] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-22 22:22:30] [INFO ] Invariant cache hit.
[2024-05-22 22:22:30] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/22 places, 7/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 324 ms. Remains : 6/22 places, 7/20 transitions.
Stuttering acceptance computed with spot in 298 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-04
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-04 finished in 711 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(X(G(p0)))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 20 transition count 20
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 19 transition count 19
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 19 transition count 18
Applied a total of 5 rules in 3 ms. Remains 19 /22 variables (removed 3) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 22:22:31] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:22:31] [INFO ] Implicit Places using invariants in 49 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/22 places, 18/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 57 ms. Remains : 18/22 places, 18/20 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-07 finished in 234 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(F(p0)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Graph (complete) has 30 edges and 22 vertex of which 20 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 20 /22 variables (removed 2) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-05-22 22:22:31] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:22:31] [INFO ] Implicit Places using invariants in 89 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 104 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/22 places, 20/20 transitions.
Graph (complete) has 17 edges and 19 vertex of which 18 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 3 ms. Remains 18 /19 variables (removed 1) and now considering 19/20 (removed 1) transitions.
// Phase 1: matrix 19 rows 18 cols
[2024-05-22 22:22:31] [INFO ] Computed 0 invariants in 1 ms
[2024-05-22 22:22:31] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-05-22 22:22:31] [INFO ] Invariant cache hit.
[2024-05-22 22:22:31] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/22 places, 19/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 229 ms. Remains : 18/22 places, 19/20 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-10
Product exploration explored 100000 steps with 13653 reset in 453 ms.
Product exploration explored 100000 steps with 13697 reset in 527 ms.
Computed a total of 18 stabilizing places and 19 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 19
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 162 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 124 steps (15 resets) in 7 ms. (15 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 168 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 19/19 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-22 22:22:33] [INFO ] Invariant cache hit.
[2024-05-22 22:22:33] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-22 22:22:33] [INFO ] Invariant cache hit.
[2024-05-22 22:22:33] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 142 ms to find 0 implicit places.
[2024-05-22 22:22:33] [INFO ] Redundant transitions in 1 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-22 22:22:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 18/31 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 6/37 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/37 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 18 constraints, problems are : Problem set: 0 solved, 9 unsolved in 221 ms.
Refiners :[State Equation: 18/18 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 18/31 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 6/37 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/37 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 222 ms.
Refiners :[State Equation: 18/18 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 484ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 654 ms. Remains : 18/18 places, 19/19 transitions.
Computed a total of 18 stabilizing places and 19 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 19
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 3 factoid took 233 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 542 steps (70 resets) in 6 ms. (77 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 171 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 13702 reset in 107 ms.
Product exploration explored 100000 steps with 13683 reset in 122 ms.
Support contains 4 out of 18 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 18/18 places, 19/19 transitions.
Applied a total of 0 rules in 2 ms. Remains 18 /18 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-22 22:22:35] [INFO ] Invariant cache hit.
[2024-05-22 22:22:35] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-22 22:22:35] [INFO ] Invariant cache hit.
[2024-05-22 22:22:35] [INFO ] Implicit Places using invariants and state equation in 85 ms returned []
Implicit Place search using SMT with State Equation took 166 ms to find 0 implicit places.
[2024-05-22 22:22:35] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-22 22:22:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 18/31 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 6/37 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/37 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 18 constraints, problems are : Problem set: 0 solved, 9 unsolved in 234 ms.
Refiners :[State Equation: 18/18 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 18/31 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/31 variables, 9/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 6/37 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/37 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/37 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 27 constraints, problems are : Problem set: 0 solved, 9 unsolved in 197 ms.
Refiners :[State Equation: 18/18 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 465ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 467ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 644 ms. Remains : 18/18 places, 19/19 transitions.
Treatment of property AirplaneLD-COL-0010-LTLCardinality-10 finished in 4359 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&&X((p1||X(G(p1)))))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 20 transition count 20
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 19 transition count 19
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 19 transition count 18
Applied a total of 5 rules in 2 ms. Remains 19 /22 variables (removed 3) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 22:22:35] [INFO ] Computed 1 invariants in 2 ms
[2024-05-22 22:22:35] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-05-22 22:22:35] [INFO ] Invariant cache hit.
[2024-05-22 22:22:35] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 120 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-05-22 22:22:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/37 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 185 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/37 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 29 constraints, problems are : Problem set: 0 solved, 9 unsolved in 274 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 485ms
Starting structural reductions in LTL mode, iteration 1 : 19/22 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 608 ms. Remains : 19/22 places, 18/20 transitions.
Stuttering acceptance computed with spot in 187 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-11
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-11 finished in 822 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(F(p0)))'
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 22 cols
[2024-05-22 22:22:36] [INFO ] Computed 2 invariants in 0 ms
[2024-05-22 22:22:36] [INFO ] Implicit Places using invariants in 33 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 33 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/22 places, 20/20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21 transition count 19
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 20 transition count 19
Applied a total of 2 rules in 12 ms. Remains 20 /21 variables (removed 1) and now considering 19/20 (removed 1) transitions.
// Phase 1: matrix 19 rows 20 cols
[2024-05-22 22:22:36] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 22:22:36] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-05-22 22:22:36] [INFO ] Invariant cache hit.
[2024-05-22 22:22:36] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 20/22 places, 19/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 135 ms. Remains : 20/22 places, 19/20 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-12
Product exploration explored 100000 steps with 14076 reset in 106 ms.
Product exploration explored 100000 steps with 14046 reset in 121 ms.
Computed a total of 20 stabilizing places and 19 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 19
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 198 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 13 steps (0 resets) in 4 ms. (2 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 222 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 19/19 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-22 22:22:37] [INFO ] Invariant cache hit.
[2024-05-22 22:22:37] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-22 22:22:37] [INFO ] Invariant cache hit.
[2024-05-22 22:22:37] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2024-05-22 22:22:37] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-22 22:22:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 3/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 19/35 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/39 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 21 constraints, problems are : Problem set: 0 solved, 9 unsolved in 315 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 3/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 19/35 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 9/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/39 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 30 constraints, problems are : Problem set: 0 solved, 9 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 481ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 482ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 607 ms. Remains : 20/20 places, 19/19 transitions.
Computed a total of 20 stabilizing places and 19 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 19
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 239 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 17 steps (0 resets) in 4 ms. (3 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 215 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 14056 reset in 93 ms.
Product exploration explored 100000 steps with 14045 reset in 116 ms.
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 19/19 transitions.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 19/19 (removed 0) transitions.
[2024-05-22 22:22:39] [INFO ] Invariant cache hit.
[2024-05-22 22:22:39] [INFO ] Implicit Places using invariants in 53 ms returned []
[2024-05-22 22:22:39] [INFO ] Invariant cache hit.
[2024-05-22 22:22:39] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 113 ms to find 0 implicit places.
[2024-05-22 22:22:39] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2024-05-22 22:22:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 3/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 19/35 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/39 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 21 constraints, problems are : Problem set: 0 solved, 9 unsolved in 170 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 3/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 19/35 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 9/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/35 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/39 variables, 4/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 30 constraints, problems are : Problem set: 0 solved, 9 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints]
After SMT, in 407ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 407ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 529 ms. Remains : 20/20 places, 19/19 transitions.
Treatment of property AirplaneLD-COL-0010-LTLCardinality-12 finished in 3328 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(p0)))'
Support contains 2 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Graph (complete) has 30 edges and 22 vertex of which 16 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 1 ms. Remains 16 /22 variables (removed 6) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-05-22 22:22:39] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 22:22:39] [INFO ] Implicit Places using invariants in 30 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 32 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/22 places, 16/20 transitions.
Graph (complete) has 13 edges and 15 vertex of which 14 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 14 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 13 transition count 14
Applied a total of 3 rules in 1 ms. Remains 13 /15 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 13 cols
[2024-05-22 22:22:39] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 22:22:39] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-22 22:22:39] [INFO ] Invariant cache hit.
[2024-05-22 22:22:39] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/22 places, 14/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 121 ms. Remains : 13/22 places, 14/20 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-14
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-14 finished in 186 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(F(p0)))'
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(F(p0)))'
[2024-05-22 22:22:40] [INFO ] Flatten gal took : 6 ms
[2024-05-22 22:22:40] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-22 22:22:40] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 22 places, 20 transitions and 50 arcs took 8 ms.
Total runtime 14758 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running AirplaneLD-COL-0010

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/416/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 22
TRANSITIONS: 20
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]


SAVING FILE /home/mcc/execution/416/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1010
MODEL NAME: /home/mcc/execution/416/model
22 places, 20 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA AirplaneLD-COL-0010-LTLCardinality-12 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA AirplaneLD-COL-0010-LTLCardinality-10 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716416562037

--------------------
content from stderr:

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

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="AirplaneLD-COL-0010"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is AirplaneLD-COL-0010, 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 r003-smll-171620117100171"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0010.tgz
mv AirplaneLD-COL-0010 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 ;