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.r004-smll-171620118000188.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 itstools
Input is AirplaneLD-COL-0050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r004-smll-171620118000188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 8.5K Apr 12 03:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 12 03:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 12 03:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 4.2K 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 2.4K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 12 03:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 12 03:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 03:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Apr 12 03:38 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 46K 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-0050-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716410544024

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202405141337
[2024-05-22 20:42:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-22 20:42:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 20:42:26] [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 20:42:26] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-22 20:42:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1421 ms
[2024-05-22 20:42:27] [INFO ] Detected 3 constant HL places corresponding to 152 PT places.
[2024-05-22 20:42:27] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 369 PT places and 612.0 transition bindings in 49 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
[2024-05-22 20:42:27] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 9 ms.
[2024-05-22 20:42:27] [INFO ] Skeletonized 13 HLPN properties in 4 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-COL-0050-LTLFireability-12 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 2 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 476 steps (56 resets) in 86 ms. (5 steps per ms) remains 0/3 properties
[2024-05-22 20:42:28] [INFO ] Flatten gal took : 35 ms
[2024-05-22 20:42:28] [INFO ] Flatten gal took : 7 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:100) in guard (OR (GEQ $A 49) (EQ $A 99))introduces in Altitude(100) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:100) in guard (AND (LT $A 49) (NEQ $A 99))introduces in Altitude(100) 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 100 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 49) (EQ $A 99)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 49) (NEQ $A 99)) -> (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:50) in guard (OR (LEQ $S 24) (EQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:50) in guard (AND (GT $S 24) (NEQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:50) in guard (OR (LEQ $S 24) (EQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:50) in guard (AND (GT $S 24) (NEQ $S 49))introduces in Speed(50) 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 50 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 24) (EQ $S 49)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 24) (NEQ $S 49)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 24) (EQ $S 49)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 24) (NEQ $S 49)) -> (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 20:42:28] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 54 ms.
[2024-05-22 20:42:28] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:42:28] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0050-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0050-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 20
Applied a total of 3 rules in 14 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-05-22 20:42:28] [INFO ] Computed 1 invariants in 8 ms
[2024-05-22 20:42:28] [INFO ] Implicit Places using invariants in 154 ms returned []
[2024-05-22 20:42:28] [INFO ] Invariant cache hit.
[2024-05-22 20:42:28] [INFO ] Implicit Places using invariants and state equation in 71 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-05-22 20:42:28] [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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 282 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 186 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 498ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 510ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 811 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 19 out of 20 places after structural reductions.
[2024-05-22 20:42:29] [INFO ] Flatten gal took : 6 ms
[2024-05-22 20:42:29] [INFO ] Flatten gal took : 5 ms
[2024-05-22 20:42:29] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 22 to 19
RANDOM walk for 40000 steps (5028 resets) in 1096 ms. (36 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40003 steps (954 resets) in 295 ms. (135 steps per ms) remains 1/1 properties
[2024-05-22 20:42:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp17 is UNSAT
After SMT solving in domain Real declared 8/40 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 24 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 31ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 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' '!(X((p0&&(G(F(p2))||p1))))'
Support contains 5 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-22 20:42:30] [INFO ] Invariant cache hit.
[2024-05-22 20:42:30] [INFO ] Implicit Places using invariants in 42 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 372 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p2), (NOT p2)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-00 finished in 499 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) U X(p1))||X(F(p2))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-22 20:42:30] [INFO ] Invariant cache hit.
[2024-05-22 20:42:30] [INFO ] Implicit Places using invariants in 39 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-02
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 6 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-02 finished in 291 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 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 9 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 20:42:31] [INFO ] Computed 1 invariants in 2 ms
[2024-05-22 20:42:31] [INFO ] Implicit Places using invariants in 42 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 46 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 2 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 58 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-03 finished in 159 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&&X(G(p1))))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2024-05-22 20:42:31] [INFO ] Invariant cache hit.
[2024-05-22 20:42:31] [INFO ] Implicit Places using invariants in 49 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 0 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 55 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 223 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-04
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-04 finished in 298 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 U (p1||X((X(p2) U (X(p2)&&p3)))))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-05-22 20:42:31] [INFO ] Computed 1 invariants in 3 ms
[2024-05-22 20:42:31] [INFO ] Implicit Places using invariants in 49 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 55 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 538 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-05
Stuttering criterion allowed to conclude after 12 steps with 1 reset in 1 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-05 finished in 622 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))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 2 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 20:42:32] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:42:32] [INFO ] Implicit Places using invariants in 59 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 4 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 71 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 131 ms :[p0, p0, true]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-07
Entered a terminal (fully accepting) state of product in 43 steps with 21 reset in 1 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-07 finished in 239 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) U ((!p1||F(!p0)) U G((p2 U p3)))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 26 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-05-22 20:42:32] [INFO ] Computed 1 invariants in 7 ms
[2024-05-22 20:42:32] [INFO ] Implicit Places using invariants in 70 ms returned []
[2024-05-22 20:42:32] [INFO ] Invariant cache hit.
[2024-05-22 20:42:32] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
[2024-05-22 20:42:32] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-22 20:42:32] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3/32 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 360 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 3/32 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 175 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 545ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 546ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/20 places, 16/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 764 ms. Remains : 16/20 places, 16/20 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p3), (NOT p3)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-08
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-08 finished in 875 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 U p1))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 9 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.1 ms
Discarding 11 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 4 ms. Remains 9 /20 variables (removed 11) and now considering 9/20 (removed 11) transitions.
// Phase 1: matrix 9 rows 9 cols
[2024-05-22 20:42:33] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:42:33] [INFO ] Implicit Places using invariants in 37 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/20 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.1 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 7 /8 variables (removed 1) and now considering 8/9 (removed 1) transitions.
// Phase 1: matrix 8 rows 7 cols
[2024-05-22 20:42:33] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 20:42:33] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-22 20:42:33] [INFO ] Invariant cache hit.
[2024-05-22 20:42:33] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/20 places, 8/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 104 ms. Remains : 7/20 places, 8/20 transitions.
Stuttering acceptance computed with spot in 109 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-09
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-09 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((!p0||X(X(p1)))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-05-22 20:42:33] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:42:33] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-22 20:42:33] [INFO ] Invariant cache hit.
[2024-05-22 20:42:33] [INFO ] Implicit Places using invariants and state equation in 64 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 20:42:33] [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 225 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 281 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 516ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 518ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 641 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 208 ms :[(AND p0 (NOT p1)), (NOT p1), (NOT p1), true]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-10
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-10 finished in 871 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))))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2024-05-22 20:42:34] [INFO ] Invariant cache hit.
[2024-05-22 20:42:34] [INFO ] Implicit Places using invariants in 56 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 57 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 3 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 64 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 172 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-11
Product exploration explored 100000 steps with 19213 reset in 524 ms.
Product exploration explored 100000 steps with 19203 reset in 323 ms.
Computed a total of 18 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 18
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 : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-11 finished in 1185 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((F(p1)&&p0))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-05-22 20:42:35] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:42:35] [INFO ] Implicit Places using invariants in 40 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 122 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-13 finished in 184 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((G(p0)||((p0 U (G(p0)||(p0&&(!p1 U (p2||G(!p1))))))&&G(p3))))))'
Support contains 6 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-05-22 20:42:35] [INFO ] Invariant cache hit.
[2024-05-22 20:42:35] [INFO ] Implicit Places using invariants in 32 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 LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 399 ms :[(NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p3) (NOT p0) (NOT p2) p1), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-14
Product exploration explored 100000 steps with 13704 reset in 398 ms.
Product exploration explored 100000 steps with 13736 reset in 296 ms.
Computed a total of 19 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 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).
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 : [(AND p3 (NOT p0) (NOT p2) (NOT p1)), (X p3), (X (NOT (AND p3 (NOT p2) p1 p0))), (X (NOT (AND (NOT p3) p0))), (X (NOT p1)), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND p3 (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) p1 p0)))), (F (G p3)), (F (G p0)), (F (G p2)), (F (G (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p3 p0)), (X (NOT (AND p3 p0))), (X (AND p3 (NOT p2) (NOT p1) p0)), (X (NOT (AND p3 (NOT p2) (NOT p1) p0))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (AND p3 (NOT p0)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND p3 p0))), (X (X (NOT (AND p3 p0)))), (X (X (AND p3 (NOT p2) (NOT p1) p0))), (X (X (NOT (AND p3 (NOT p2) (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 96 ms. Reduced automaton from 7 states, 33 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-14 finished in 1284 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 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 2 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-05-22 20:42:36] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:42:36] [INFO ] Implicit Places using invariants in 29 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/20 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 3 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 20:42:37] [INFO ] Computed 0 invariants in 1 ms
[2024-05-22 20:42:37] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-22 20:42:37] [INFO ] Invariant cache hit.
[2024-05-22 20:42:37] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/20 places, 14/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 90 ms. Remains : 13/20 places, 14/20 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-15
Product exploration explored 100000 steps with 17010 reset in 78 ms.
Product exploration explored 100000 steps with 17022 reset in 198 ms.
Computed a total of 13 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 13 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).
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), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 20 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-15 finished in 510 ms.
All properties solved by simple procedures.
Total runtime 11649 ms.

BK_STOP 1716410557887

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-COL-0050"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is AirplaneLD-COL-0050, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r004-smll-171620118000188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0050.tgz
mv AirplaneLD-COL-0050 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;