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-171620118000188.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is AirplaneLD-COL-0050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r464-smll-171620118000188
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 8.5K Apr 12 03:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 12 03:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 12 03:28 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Apr 12 03:28 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Apr 12 03:41 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 12 03:41 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 03:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Apr 12 03:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 46K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0050-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717248774568

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-0050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 13:32:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 13:32:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 13:32:57] [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 13:32:58] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-06-01 13:32:58] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1068 ms
[2024-06-01 13:32:58] [INFO ] Detected 3 constant HL places corresponding to 152 PT places.
[2024-06-01 13:32:58] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 369 PT places and 612.0 transition bindings in 44 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2024-06-01 13:32:58] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 7 ms.
[2024-06-01 13:32:58] [INFO ] Skeletonized 13 HLPN properties in 3 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-COL-0050-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 2 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 17 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 transition count 14
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
RANDOM walk for 206 steps (21 resets) in 27 ms. (7 steps per ms) remains 0/3 properties
[2024-06-01 13:32:59] [INFO ] Flatten gal took : 23 ms
[2024-06-01 13:32:59] [INFO ] Flatten gal took : 7 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Altitude
Symmetric sort wr.t. initial detected :Altitude
Transition t3_2 : guard parameter $A(Altitude:100) in guard (OR (GEQ $A 49) (EQ $A 99))introduces in Altitude(100) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:100) in guard (AND (LT $A 49) (NEQ $A 99))introduces in Altitude(100) partition with 2 elements
Sort wr.t. initial and guards Altitude has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Altitude domain size was 100 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 49) (EQ $A 99)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 49) (NEQ $A 99)) -> (EQ $A 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Speed
Symmetric sort wr.t. initial detected :Speed
Transition t5_2 : guard parameter $S(Speed:50) in guard (OR (LEQ $S 24) (EQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:50) in guard (AND (GT $S 24) (NEQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:50) in guard (OR (LEQ $S 24) (EQ $S 49))introduces in Speed(50) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:50) in guard (AND (GT $S 24) (NEQ $S 49))introduces in Speed(50) partition with 2 elements
Sort wr.t. initial and guards Speed has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Speed domain size was 50 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 24) (EQ $S 49)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 24) (NEQ $S 49)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 24) (EQ $S 49)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 24) (NEQ $S 49)) -> (EQ $S 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Signal
Arc [19:1*[1]] contains constants of sort Signal
Transition t5_2 : constants on arcs in [[19:1*[1]]] introduces in Signal(2) partition with 1 elements that refines current partition to 2 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Weight
Symmetric sort wr.t. initial detected :Weight
Transition t2_2 : guard parameter $W(Weight:2) in guard (EQ $W 1)introduces in Weight(2) partition with 2 elements
[2024-06-01 13:32:59] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 55 ms.
[2024-06-01 13:32:59] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 2 formulas.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
[2024-06-01 13:32:59] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0050-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0050-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 19 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 20
Applied a total of 3 rules in 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 13:32:59] [INFO ] Computed 1 invariants in 8 ms
[2024-06-01 13:32:59] [INFO ] Implicit Places using invariants in 223 ms returned []
[2024-06-01 13:32:59] [INFO ] Invariant cache hit.
[2024-06-01 13:32:59] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 361 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2024-06-01 13:32:59] [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 384 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 334 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 763ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 777ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1171 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 19 out of 20 places after structural reductions.
[2024-06-01 13:33:00] [INFO ] Flatten gal took : 8 ms
[2024-06-01 13:33:00] [INFO ] Flatten gal took : 8 ms
[2024-06-01 13:33:00] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 22 to 19
RANDOM walk for 40000 steps (5034 resets) in 1235 ms. (32 steps per ms) remains 1/19 properties
BEST_FIRST walk for 40004 steps (954 resets) in 229 ms. (173 steps per ms) remains 1/1 properties
[2024-06-01 13:33:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp17 is UNSAT
After SMT solving in domain Real declared 8/40 variables, and 5 constraints, problems are : Problem set: 1 solved, 0 unsolved in 29 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 4/20 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 36ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&(G(F(p2))||p1))))'
Support contains 5 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-06-01 13:33:01] [INFO ] Invariant cache hit.
[2024-06-01 13:33:01] [INFO ] Implicit Places using invariants in 58 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 66 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 70 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 521 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p2), (NOT p2)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-00 finished in 708 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U X(p1))||X(F(p2))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-06-01 13:33:02] [INFO ] Invariant cache hit.
[2024-06-01 13:33:02] [INFO ] Implicit Places using invariants in 63 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 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 67 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 356 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-02
Stuttering criterion allowed to conclude after 16 steps with 1 reset in 5 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-02 finished in 454 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 9 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-06-01 13:33:02] [INFO ] Computed 1 invariants in 2 ms
[2024-06-01 13:33:02] [INFO ] Implicit Places using invariants in 63 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 64 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 74 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-03 finished in 214 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&X(G(p1))))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2024-06-01 13:33:02] [INFO ] Invariant cache hit.
[2024-06-01 13:33:02] [INFO ] Implicit Places using invariants in 58 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 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 74 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 237 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-04
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-04 finished in 333 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (p1||X((X(p2) U (X(p2)&&p3)))))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 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 13:33:03] [INFO ] Computed 1 invariants in 2 ms
[2024-06-01 13:33:03] [INFO ] Implicit Places using invariants in 59 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 60 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 62 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 480 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p2) (NOT p3)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p2), true, (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-05
Stuttering criterion allowed to conclude after 34 steps with 4 reset in 1 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-05 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(!p0))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 2 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2024-06-01 13:33:03] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:33:03] [INFO ] Implicit Places using invariants in 48 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 49 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 53 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 119 ms :[p0, p0, true]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-07
Entered a terminal (fully accepting) state of product in 7 steps with 3 reset in 1 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-07 finished in 190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U ((!p1||F(!p0)) U G((p2 U p3)))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 16 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-06-01 13:33:03] [INFO ] Computed 1 invariants in 2 ms
[2024-06-01 13:33:03] [INFO ] Implicit Places using invariants in 56 ms returned []
[2024-06-01 13:33:03] [INFO ] Invariant cache hit.
[2024-06-01 13:33:03] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
[2024-06-01 13:33:03] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-06-01 13:33:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 3/32 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 203 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1/13 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 16/29 variables, 13/14 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 8/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 3/32 variables, 3/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 208 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 421ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 422ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/20 places, 16/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 578 ms. Remains : 16/20 places, 16/20 transitions.
Stuttering acceptance computed with spot in 110 ms :[(NOT p3), (NOT p3)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-08
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-08 finished in 716 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((!p0 U p1))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 9 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 9 transition count 9
Applied a total of 2 rules in 3 ms. Remains 9 /20 variables (removed 11) and now considering 9/20 (removed 11) transitions.
// Phase 1: matrix 9 rows 9 cols
[2024-06-01 13:33:04] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:33:04] [INFO ] Implicit Places using invariants in 34 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/20 places, 9/20 transitions.
Graph (complete) has 5 edges and 8 vertex of which 7 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 8/9 (removed 1) transitions.
// Phase 1: matrix 8 rows 7 cols
[2024-06-01 13:33:04] [INFO ] Computed 0 invariants in 0 ms
[2024-06-01 13:33:04] [INFO ] Implicit Places using invariants in 28 ms returned []
[2024-06-01 13:33:04] [INFO ] Invariant cache hit.
[2024-06-01 13:33:04] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/20 places, 8/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 99 ms. Remains : 7/20 places, 8/20 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-09
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-09 finished in 239 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((!p0||X(X(p1)))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 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 13:33:04] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:33:04] [INFO ] Implicit Places using invariants in 40 ms returned []
[2024-06-01 13:33:04] [INFO ] Invariant cache hit.
[2024-06-01 13:33:04] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2024-06-01 13:33:04] [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 141 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 140 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 291ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 292ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 373 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 113 ms :[(AND p0 (NOT p1)), (NOT p1), (NOT p1), true]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-10
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-10 finished in 508 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 2 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2024-06-01 13:33:05] [INFO ] Invariant cache hit.
[2024-06-01 13:33:05] [INFO ] Implicit Places using invariants in 40 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 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 45 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-11
Product exploration explored 100000 steps with 19228 reset in 255 ms.
Product exploration explored 100000 steps with 19210 reset in 208 ms.
Computed a total of 18 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 25 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-11 finished in 757 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p1)&&p0))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 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 13:33:06] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:33:06] [INFO ] Implicit Places using invariants in 35 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 36 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 38 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0050-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0050-LTLFireability-13 finished in 243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||((p0 U (G(p0)||(p0&&(!p1 U (p2||G(!p1))))))&&G(p3))))))'
Support contains 6 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2024-06-01 13:33:06] [INFO ] Invariant cache hit.
[2024-06-01 13:33:06] [INFO ] Implicit Places using invariants in 44 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 357 ms :[(NOT p0), (AND (NOT p0) (NOT p3)), (AND (NOT p0) p1 (NOT p2)), (NOT p0), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p3) (NOT p0) (NOT p2) p1), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-14
Product exploration explored 100000 steps with 13717 reset in 565 ms.
Product exploration explored 100000 steps with 13761 reset in 286 ms.
Computed a total of 19 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p3 (NOT p0) (NOT p2) (NOT p1)), (X p3), (X (NOT (AND p3 (NOT p2) p1 p0))), (X (NOT (AND (NOT p3) p0))), (X (NOT p1)), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (NOT (AND p3 (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p2) p1 p0)))), (F (G p3)), (F (G p0)), (F (G p2)), (F (G (NOT p1)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p3 p0)), (X (NOT (AND p3 p0))), (X (AND p3 (NOT p2) (NOT p1) p0)), (X (NOT (AND p3 (NOT p2) (NOT p1) p0))), (X p0), (X (NOT p0)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (X (X (AND p3 (NOT p0)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (AND p3 p0))), (X (X (NOT (AND p3 p0)))), (X (X (AND p3 (NOT p2) (NOT p1) p0))), (X (X (NOT (AND p3 (NOT p2) (NOT p1) p0)))), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 16 factoid took 33 ms. Reduced automaton from 7 states, 33 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-14 finished in 1383 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 3 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2024-06-01 13:33:07] [INFO ] Computed 1 invariants in 1 ms
[2024-06-01 13:33:07] [INFO ] Implicit Places using invariants in 30 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 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 4 ms. Remains 13 /15 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 13 cols
[2024-06-01 13:33:07] [INFO ] Computed 0 invariants in 1 ms
[2024-06-01 13:33:07] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-01 13:33:07] [INFO ] Invariant cache hit.
[2024-06-01 13:33:07] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 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 97 ms. Remains : 13/20 places, 14/20 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0050-LTLFireability-15
Product exploration explored 100000 steps with 17029 reset in 77 ms.
Product exploration explored 100000 steps with 17049 reset in 202 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 22 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0050-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0050-LTLFireability-15 finished in 490 ms.
All properties solved by simple procedures.
Total runtime 11003 ms.
ITS solved all properties within timeout

BK_STOP 1717248788516

--------------------
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-0050"
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-0050, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r464-smll-171620118000188"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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

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