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-171620118100212.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-0500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r004-smll-171620118100212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 6.4K Apr 12 03:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 58K Apr 12 03:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Apr 12 03:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 12 03:43 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 4.0K 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 2.2K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:52 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Apr 12 04:52 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 12 04:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Apr 12 04:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 109K 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-0500-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0500-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716411237439

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-0500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202405141337
[2024-05-22 20:53:59] [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 20:53:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 20:53:59] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-22 20:54:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-22 20:54:00] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1143 ms
[2024-05-22 20:54:00] [INFO ] Detected 3 constant HL places corresponding to 1502 PT places.
[2024-05-22 20:54:00] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 3519 PT places and 6012.0 transition bindings in 39 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2024-05-22 20:54:00] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 10 ms.
[2024-05-22 20:54:00] [INFO ] Skeletonized 15 HLPN properties in 3 ms. Removed 1 properties that had guard overlaps.
Initial state reduction rules removed 3 formulas.
FORMULA AirplaneLD-COL-0500-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0500-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0500-LTLFireability-15 FALSE 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 5 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 (5026 resets) in 1144 ms. (34 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40002 steps (1161 resets) in 321 ms. (124 steps per ms) remains 1/1 properties
// Phase 1: matrix 14 rows 17 cols
[2024-05-22 20:54:01] [INFO ] Computed 3 invariants in 6 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp0 is UNSAT
After SMT solving in domain Real declared 10/31 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 0/1 constraints, State Equation: 0/17 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 319ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 5 simplifications.
FORMULA AirplaneLD-COL-0500-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-22 20:54:01] [INFO ] Flatten gal took : 30 ms
[2024-05-22 20:54:01] [INFO ] Flatten gal took : 8 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:1000) in guard (OR (GEQ $A 499) (EQ $A 999))introduces in Altitude(1000) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:1000) in guard (AND (LT $A 499) (NEQ $A 999))introduces in Altitude(1000) 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 1000 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 499) (EQ $A 999)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 499) (NEQ $A 999)) -> (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:500) in guard (OR (LEQ $S 249) (EQ $S 499))introduces in Speed(500) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:500) in guard (AND (GT $S 249) (NEQ $S 499))introduces in Speed(500) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:500) in guard (OR (LEQ $S 249) (EQ $S 499))introduces in Speed(500) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:500) in guard (AND (GT $S 249) (NEQ $S 499))introduces in Speed(500) 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 500 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 249) (EQ $S 499)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 249) (NEQ $S 499)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 249) (EQ $S 499)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 249) (NEQ $S 499)) -> (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 20:54:01] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 107 ms.
[2024-05-22 20:54:01] [INFO ] Unfolded 12 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
[2024-05-22 20:54:01] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0500-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 15 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 18 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 20:54:02] [INFO ] Computed 1 invariants in 4 ms
[2024-05-22 20:54:02] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-05-22 20:54:02] [INFO ] Invariant cache hit.
[2024-05-22 20:54:02] [INFO ] Implicit Places using invariants and state equation in 67 ms returned []
Implicit Place search using SMT with State Equation took 162 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-05-22 20:54:02] [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 314 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 255 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 583ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 585ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 787 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 15 out of 20 places after structural reductions.
[2024-05-22 20:54:02] [INFO ] Flatten gal took : 4 ms
[2024-05-22 20:54:02] [INFO ] Flatten gal took : 4 ms
[2024-05-22 20:54:02] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40000 steps (5053 resets) in 1469 ms. (27 steps per ms) remains 2/12 properties
BEST_FIRST walk for 40003 steps (997 resets) in 219 ms. (181 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (995 resets) in 196 ms. (203 steps per ms) remains 2/2 properties
[2024-05-22 20:54:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/18 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp6 is UNSAT
After SMT solving in domain Real declared 32/40 variables, and 15 constraints, problems are : Problem set: 2 solved, 0 unsolved in 41 ms.
Refiners :[Generalized P Invariants (flows): 0/1 constraints, State Equation: 15/20 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 47ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 11 simplifications.
FORMULA AirplaneLD-COL-0500-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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' '!(G((X(p0)||F(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 6 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 20:54:03] [INFO ] Computed 1 invariants in 4 ms
[2024-05-22 20:54:03] [INFO ] Implicit Places using invariants in 41 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 43 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 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 51 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 277 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-01
Stuttering criterion allowed to conclude after 27 steps with 8 reset in 8 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-01 finished in 410 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 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 11 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 20:54:04] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:54:04] [INFO ] Implicit Places using invariants in 49 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 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.1 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 4 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 20:54:04] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 20:54:04] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-05-22 20:54:04] [INFO ] Invariant cache hit.
[2024-05-22 20:54:04] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 76 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 141 ms. Remains : 13/20 places, 14/20 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-02
Product exploration explored 100000 steps with 17023 reset in 326 ms.
Product exploration explored 100000 steps with 17034 reset in 209 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 27 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-0500-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0500-LTLFireability-02 finished in 842 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(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 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 20:54:05] [INFO ] Computed 1 invariants in 5 ms
[2024-05-22 20:54:05] [INFO ] Implicit Places using invariants in 76 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 79 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 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 82 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-04
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-04 finished in 365 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 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 6 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 20:54:05] [INFO ] Computed 1 invariants in 2 ms
[2024-05-22 20:54:05] [INFO ] Implicit Places using invariants in 77 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 92 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/20 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.3 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 18 transition count 18
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 17 transition count 18
Applied a total of 3 rules in 8 ms. Remains 17 /19 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 17 cols
[2024-05-22 20:54:05] [INFO ] Computed 0 invariants in 0 ms
[2024-05-22 20:54:05] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-05-22 20:54:05] [INFO ] Invariant cache hit.
[2024-05-22 20:54:05] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 137 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/20 places, 18/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 244 ms. Remains : 17/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-06
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-06 finished in 359 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 2 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 20:54:05] [INFO ] Computed 1 invariants in 3 ms
[2024-05-22 20:54:05] [INFO ] Implicit Places using invariants in 58 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 59 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 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 62 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 138 ms :[p0, p0, p0]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-07
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-07 finished in 215 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 3 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.0 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 3 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 20:54:05] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 20:54:06] [INFO ] Implicit Places using invariants in 49 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 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 20:54:06] [INFO ] Computed 0 invariants in 1 ms
[2024-05-22 20:54:06] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-05-22 20:54:06] [INFO ] Invariant cache hit.
[2024-05-22 20:54:06] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 74 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 131 ms. Remains : 13/20 places, 14/20 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-09
Product exploration explored 100000 steps with 16959 reset in 259 ms.
Product exploration explored 100000 steps with 16997 reset in 185 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 35 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0500-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0500-LTLFireability-09 finished in 754 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(X(F(p0))))))'
Support contains 2 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 20:54:06] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:54:06] [INFO ] Implicit Places using invariants in 44 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 9 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 272 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-10
Product exploration explored 100000 steps with 20000 reset in 131 ms.
Product exploration explored 100000 steps with 20000 reset in 155 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 : [p0, (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 18 ms. Reduced automaton from 5 states, 5 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0500-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0500-LTLFireability-10 finished in 690 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(F((X(p1)||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.
Applied a total of 0 rules in 3 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 20:54:07] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 20:54:07] [INFO ] Implicit Places using invariants in 35 ms returned []
[2024-05-22 20:54:07] [INFO ] Invariant cache hit.
[2024-05-22 20:54:07] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 92 ms to find 0 implicit places.
[2024-05-22 20:54:07] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2024-05-22 20:54:07] [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 245 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 219 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 472ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 473ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 578 ms. Remains : 20/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-11
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-11 finished in 759 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||G(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 6 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.0 ms
Discarding 14 places :
Also discarding 12 output transitions
Drop transitions (Output transitions of discarded places.) removed 12 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 6 transition count 6
Applied a total of 3 rules in 2 ms. Remains 6 /20 variables (removed 14) and now considering 6/20 (removed 14) transitions.
// Phase 1: matrix 6 rows 6 cols
[2024-05-22 20:54:08] [INFO ] Computed 1 invariants in 0 ms
[2024-05-22 20:54:08] [INFO ] Implicit Places using invariants in 32 ms returned []
[2024-05-22 20:54:08] [INFO ] Invariant cache hit.
[2024-05-22 20:54:08] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2024-05-22 20:54:08] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-05-22 20:54:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/12 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 51 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/8 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/12 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/20 places, 6/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 168 ms. Remains : 6/20 places, 6/20 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-12
Stuttering criterion allowed to conclude after 10 steps with 2 reset in 1 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-12 finished in 240 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&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 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 20:54:08] [INFO ] Computed 1 invariants in 1 ms
[2024-05-22 20:54:08] [INFO ] Implicit Places using invariants in 42 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 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 48 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 231 ms :[p1, (OR (NOT p0) p1), (OR (NOT p0) p1), true, (OR (NOT p0) p1)]
Running random walk in product with property : AirplaneLD-COL-0500-LTLFireability-14
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0500-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0500-LTLFireability-14 finished in 301 ms.
All properties solved by simple procedures.
Total runtime 9529 ms.

BK_STOP 1716411249106

--------------------
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:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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-0500"
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-0500, 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-171620118100212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0500.tgz
mv AirplaneLD-COL-0500 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 ;