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.r464-smll-171620118000180.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is AirplaneLD-COL-0020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r464-smll-171620118000180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 8.9K Apr 12 03:29 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Apr 12 03:29 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.8K Apr 12 03:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 28K Apr 12 03:25 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 15K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 03:36 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Apr 12 03:36 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 12 03:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Apr 12 03:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K 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 41K 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-0020-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717248683311

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0020
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:31:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 13:31:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:31:25] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-06-01 13:31:26] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 13:31:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1287 ms
[2024-06-01 13:31:27] [INFO ] Detected 3 constant HL places corresponding to 62 PT places.
[2024-06-01 13:31:27] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 159 PT places and 252.0 transition bindings in 56 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 17 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 13:31:27] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 6 ms.
[2024-06-01 13:31:27] [INFO ] Skeletonized 15 HLPN properties in 3 ms. Removed 1 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-COL-0020-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-LTLFireability-09 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 4 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).
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 83 steps (7 resets) in 14 ms. (5 steps per ms) remains 0/3 properties
[2024-06-01 13:31:27] [INFO ] Flatten gal took : 24 ms
[2024-06-01 13:31:27] [INFO ] Flatten gal took : 6 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:40) in guard (OR (GEQ $A 19) (EQ $A 39))introduces in Altitude(40) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:40) in guard (AND (LT $A 19) (NEQ $A 39))introduces in Altitude(40) 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 40 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 19) (EQ $A 39)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 19) (NEQ $A 39)) -> (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:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) 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 20 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 9) (NEQ $S 19)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 9) (NEQ $S 19)) -> (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
[2024-06-01 13:31:27] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 57 ms.
[2024-06-01 13:31:27] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 3 formulas.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:31:27] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0020-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-LTLFireability-14 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 15 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-06-01 13:31:27] [INFO ] Computed 1 invariants in 8 ms
[2024-06-01 13:31:28] [INFO ] Implicit Places using invariants in 184 ms returned []
[2024-06-01 13:31:28] [INFO ] Invariant cache hit.
[2024-06-01 13:31:28] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-06-01 13:31:28] [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 272 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 285 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 585ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 597ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 918 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 19 out of 20 places after structural reductions.
[2024-06-01 13:31:28] [INFO ] Flatten gal took : 6 ms
[2024-06-01 13:31:28] [INFO ] Flatten gal took : 6 ms
[2024-06-01 13:31:28] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 21 to 17
RANDOM walk for 989 steps (121 resets) in 173 ms. (5 steps per ms) remains 0/17 properties
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((F(G(p0)) U G(!p1))))'
Support contains 4 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
[2024-06-01 13:31:29] [INFO ] Computed 1 invariants in 3 ms
[2024-06-01 13:31:29] [INFO ] Implicit Places using invariants in 41 ms returned []
[2024-06-01 13:31:29] [INFO ] Invariant cache hit.
[2024-06-01 13:31:29] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 13:31:29] [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 229 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 243 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 482ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 484ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 588 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 401 ms :[p1, p1, (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-01
Stuttering criterion allowed to conclude after 206 steps with 25 reset in 10 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-01 finished in 1086 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)||(p0&&G(F(p0))&&F(p1)))))'
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 13 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 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 13 transition count 13
Applied a total of 2 rules in 19 ms. Remains 13 /20 variables (removed 7) and now considering 13/20 (removed 7) transitions.
// Phase 1: matrix 13 rows 13 cols
[2024-06-01 13:31:30] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:31:30] [INFO ] Implicit Places using invariants in 41 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/20 places, 13/20 transitions.
Graph (complete) has 9 edges and 12 vertex of which 11 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 11 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 10 transition count 11
Applied a total of 3 rules in 5 ms. Remains 10 /12 variables (removed 2) and now considering 11/13 (removed 2) transitions.
// Phase 1: matrix 11 rows 10 cols
[2024-06-01 13:31:30] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 13:31:30] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-06-01 13:31:30] [INFO ] Invariant cache hit.
[2024-06-01 13:31:30] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 10/20 places, 11/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 147 ms. Remains : 10/20 places, 11/20 transitions.
Stuttering acceptance computed with spot in 267 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-02
Product exploration explored 100000 steps with 21715 reset in 480 ms.
Product exploration explored 100000 steps with 21716 reset in 192 ms.
Computed a total of 10 stabilizing places and 11 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 10 transition count 11
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 (NOT p0) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 28 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-02 finished in 1204 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 4 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.0 ms
Discarding 16 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Applied a total of 1 rules in 2 ms. Remains 4 /20 variables (removed 16) and now considering 4/20 (removed 16) transitions.
// Phase 1: matrix 4 rows 4 cols
[2024-06-01 13:31:31] [INFO ] Computed 1 invariants in 0 ms
[2024-06-01 13:31:31] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-06-01 13:31:31] [INFO ] Invariant cache hit.
[2024-06-01 13:31:31] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-06-01 13:31:31] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2024-06-01 13:31:31] [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 8/8 variables, and 5 constraints, problems are : Problem set: 0 solved, 2 unsolved in 48 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 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 8/8 variables, and 7 constraints, problems are : Problem set: 0 solved, 2 unsolved in 55 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 111ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 112ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/20 places, 4/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 4/20 places, 4/20 transitions.
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-03
Product exploration explored 100000 steps with 33333 reset in 258 ms.
Product exploration explored 100000 steps with 33333 reset in 72 ms.
Computed a total of 4 stabilizing places and 4 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 4 transition count 4
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 (X p0)), (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 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-0020-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-03 finished in 636 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 2 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2024-06-01 13:31:32] [INFO ] Computed 1 invariants in 9 ms
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants in 43 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 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.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 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 3 ms. Remains 17 /19 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 17 cols
[2024-06-01 13:31:32] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-01 13:31:32] [INFO ] Invariant cache hit.
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 83 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 131 ms. Remains : 17/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-04
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-04 finished in 217 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((X(G(p1))||p0)))'
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.
// Phase 1: matrix 20 rows 20 cols
[2024-06-01 13:31:32] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants in 28 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 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 31 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 86 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-07 finished in 131 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(p1)||X(G(p2))||p0)))'
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 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-06-01 13:31:32] [INFO ] Invariant cache hit.
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-06-01 13:31:32] [INFO ] Invariant cache hit.
[2024-06-01 13:31:32] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-06-01 13:31:32] [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 223 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 231 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 463ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 464ms
Finished structural reductions in LTL mode , in 1 iterations and 570 ms. Remains : 20/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 169 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-08
Product exploration explored 100000 steps with 12600 reset in 247 ms.
Product exploration explored 100000 steps with 12639 reset in 208 ms.
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).
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 p0 p1 p2), (X (NOT (AND p0 (NOT p1) p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X p1)), (F (G p0)), (F (G p1)), (F (G (NOT p2)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 17 ms. Reduced automaton from 3 states, 5 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-08 finished in 1270 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(F((X(F(p2))&&p1)))))))'
Support contains 4 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 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-06-01 13:31:33] [INFO ] Computed 1 invariants in 3 ms
[2024-06-01 13:31:33] [INFO ] Implicit Places using invariants in 34 ms returned []
[2024-06-01 13:31:33] [INFO ] Invariant cache hit.
[2024-06-01 13:31:33] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 13:31:33] [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 172 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 236 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 415ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 416ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 491 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 228 ms :[(OR (AND p0 (NOT p2)) (AND p0 (NOT p1))), (AND p0 (NOT p2)), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-10
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-10 finished in 737 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 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.
[2024-06-01 13:31:34] [INFO ] Invariant cache hit.
[2024-06-01 13:31:34] [INFO ] Implicit Places using invariants in 44 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 47 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-11
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-11 finished in 160 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(p1)&&p0) U G(p2))||X(F((F(!p4)&&p3)))))'
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.
// Phase 1: matrix 20 rows 20 cols
[2024-06-01 13:31:34] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:31:34] [INFO ] Implicit Places using invariants in 43 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 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 46 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 758 ms :[(OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) p4)), (OR (NOT p3) p4), (OR (AND p0 (NOT p1) (NOT p3)) (AND (NOT p1) p2 (NOT p3)) (AND (NOT p1) p2 p4) (AND p0 (NOT p1) p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) p4)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p2) p4)), (OR (AND p0 (NOT p1) (NOT p2) (NOT p3)) (AND p0 (NOT p1) (NOT p2) p4)), p4, (OR (AND (NOT p1) p2 p4) (AND p0 (NOT p1) p4)), (AND (NOT p2) p4), (AND p4 (NOT p2)), (AND p4 (NOT p2) p0 (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-12
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-12 finished in 839 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||(F(p1)&&X(G((X(p3)&&p2)))))))'
Support contains 5 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
[2024-06-01 13:31:35] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:31:35] [INFO ] Implicit Places using invariants in 45 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 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 49 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 312 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (OR (NOT p2) (NOT p3)), true, (AND p2 (NOT p3))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-13
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-13 finished in 386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||X(G(p1))) U G(p0)))'
Support contains 3 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.
// Phase 1: matrix 20 rows 20 cols
[2024-06-01 13:31:35] [INFO ] Computed 1 invariants in 4 ms
[2024-06-01 13:31:35] [INFO ] Implicit Places using invariants in 45 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 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 48 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (NOT p1), true]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-15
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-15 finished in 191 ms.
All properties solved by simple procedures.
Total runtime 10524 ms.
ITS solved all properties within timeout

BK_STOP 1717248696470

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-COL-0020"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is AirplaneLD-COL-0020, 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 r464-smll-171620118000180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0020.tgz
mv AirplaneLD-COL-0020 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 ;