Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r009-oct2-167813597600204.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is AirplaneLD-COL-0200, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r009-oct2-167813597600204
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.8K Feb 26 11:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 11:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 11:27 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 11:27 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 11:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 26 11:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 11:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Feb 26 11:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 67K Mar 5 18:22 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-0200-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0200-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678620514219

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
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-0200
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 11:28:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 11:28:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 11:28:37] [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.
[2023-03-12 11:28:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 11:28:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 927 ms
[2023-03-12 11:28:38] [INFO ] Detected 3 constant HL places corresponding to 602 PT places.
[2023-03-12 11:28:38] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 1419 PT places and 2412.0 transition bindings in 28 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 11:28:39] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 27 ms.
[2023-03-12 11:28:39] [INFO ] Skeletonized 13 HLPN properties in 5 ms. Removed 3 properties that had guard overlaps.
Initial state reduction rules removed 1 formulas.
FORMULA AirplaneLD-COL-0200-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0200-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 5 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 17 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 transition count 14
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Finished random walk after 170 steps, including 21 resets, run visited all 4 properties in 38 ms. (steps per millisecond=4 )
[2023-03-12 11:28:39] [INFO ] Flatten gal took : 72 ms
[2023-03-12 11:28:39] [INFO ] Flatten gal took : 3 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:400) in guard (OR (GEQ $A 199) (EQ $A 399))introduces in Altitude(400) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:400) in guard (AND (LT $A 199) (NEQ $A 399))introduces in Altitude(400) 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 400 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 199) (EQ $A 399)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 199) (NEQ $A 399)) -> (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:200) in guard (OR (LEQ $S 99) (EQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:200) in guard (AND (GT $S 99) (NEQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:200) in guard (OR (LEQ $S 99) (EQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:200) in guard (AND (GT $S 99) (NEQ $S 199))introduces in Speed(200) 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 200 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 99) (EQ $S 199)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 99) (NEQ $S 199)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 99) (EQ $S 199)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 99) (NEQ $S 199)) -> (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
[2023-03-12 11:28:39] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 28 ms.
[2023-03-12 11:28:39] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-12 11:28:39] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0200-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0200-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 17 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 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 17 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-12 11:28:39] [INFO ] Computed 1 place invariants in 7 ms
[2023-03-12 11:28:39] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-12 11:28:39] [INFO ] Implicit Places using invariants in 285 ms returned []
[2023-03-12 11:28:39] [INFO ] Invariant cache hit.
[2023-03-12 11:28:39] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 480 ms to find 0 implicit places.
[2023-03-12 11:28:39] [INFO ] Invariant cache hit.
[2023-03-12 11:28:40] [INFO ] Dead Transitions using invariants and state equation in 169 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 683 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 17 out of 20 places after structural reductions.
[2023-03-12 11:28:40] [INFO ] Flatten gal took : 2 ms
[2023-03-12 11:28:40] [INFO ] Flatten gal took : 7 ms
[2023-03-12 11:28:40] [INFO ] Input system was already deterministic with 20 transitions.
Finished random walk after 352 steps, including 44 resets, run visited all 12 properties in 15 ms. (steps per millisecond=23 )
FORMULA AirplaneLD-COL-0200-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||(p1 U (p2&&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 10 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2023-03-12 11:28:40] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-12 11:28:40] [INFO ] Implicit Places using invariants in 111 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 113 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 124 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 497 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s7 1) (GEQ s13 1)), p2:(GEQ s3 1), p1:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 14 steps with 1 reset in 2 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-00 finished in 740 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/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 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2023-03-12 11:28:41] [INFO ] Invariant cache hit.
[2023-03-12 11:28:41] [INFO ] Implicit Places using invariants in 102 ms returned []
[2023-03-12 11:28:41] [INFO ] Invariant cache hit.
[2023-03-12 11:28:41] [INFO ] Implicit Places using invariants and state equation in 160 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2023-03-12 11:28:41] [INFO ] Invariant cache hit.
[2023-03-12 11:28:41] [INFO ] Dead Transitions using invariants and state equation in 57 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 348 ms. Remains : 19/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 192 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s9 1) (LT s12 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 41987 reset in 263 ms.
Product exploration explored 100000 steps with 41771 reset in 173 ms.
Computed a total of 19 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 2 factoid took 229 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0200-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0200-LTLFireability-02 finished in 1341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2023-03-12 11:28:42] [INFO ] Invariant cache hit.
[2023-03-12 11:28:42] [INFO ] Implicit Places using invariants in 134 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 136 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 140 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 187 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(AND (GEQ s7 1) (GEQ s14 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-03 finished in 358 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0))&&F((p1&&X(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.
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.
[2023-03-12 11:28:43] [INFO ] Invariant cache hit.
[2023-03-12 11:28:43] [INFO ] Implicit Places using invariants in 124 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 127 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 129 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 271 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=p1, acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=3 dest: 2}, { cond=(AND p1 (NOT p2)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s7 1) (GEQ s13 1)), p1:(GEQ s1 1), p2:(AND (GEQ s7 1) (GEQ s14 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-04 finished in 422 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||(p1 U !p2)))))'
Support contains 4 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.
Applied a total of 0 rules in 3 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-12 11:28:43] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-12 11:28:43] [INFO ] Implicit Places using invariants in 151 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 152 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.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions 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 2 ms. Remains 17 /19 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 17 cols
[2023-03-12 11:28:43] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-12 11:28:43] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-12 11:28:43] [INFO ] Invariant cache hit.
[2023-03-12 11:28:43] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 150 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 308 ms. Remains : 17/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 143 ms :[(AND p2 (NOT p0)), (AND p2 (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND p2 (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p2 (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p2:(AND (GEQ s5 1) (GEQ s16 1)), p0:(AND (GEQ s7 1) (GEQ s11 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 14407 reset in 285 ms.
Product exploration explored 100000 steps with 14407 reset in 107 ms.
Computed a total of 17 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 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 : [(AND (NOT p2) (NOT p0)), (X (NOT (AND p2 (NOT p0)))), (X (X (NOT (AND p2 (NOT p0))))), (F (G (NOT p2))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G (NOT p2)))
Knowledge based reduction with 5 factoid took 169 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0200-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0200-LTLFireability-05 finished in 1188 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&(F(G(!p1)) U 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.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-12 11:28:44] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-12 11:28:45] [INFO ] Implicit Places using invariants in 234 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 236 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 238 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 306 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), p1, (NOT p2)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p2), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p2), acceptance={} source=3 dest: 2}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(AND (GEQ s7 1) (GEQ s13 1)), p0:(AND (GEQ s7 1) (GEQ s14 1)), p1:(AND (GEQ s5 1) (GEQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 32 steps with 3 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-06 finished in 578 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0||G((G(p1)||X(p2)))||G(p3))))))'
Support contains 7 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.
[2023-03-12 11:28:45] [INFO ] Invariant cache hit.
[2023-03-12 11:28:45] [INFO ] Implicit Places using invariants in 64 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 67 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 2 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 69 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 839 ms :[true, (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p3) (NOT p0)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p3), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p1) p3 p2), acceptance={} source=1 dest: 1}, { cond=(AND p1 p3 p2), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=1 dest: 7}, { cond=(AND p1 (NOT p3) p2), acceptance={} source=1 dest: 8}, { cond=(AND p3 (NOT p2)), acceptance={} source=1 dest: 9}], [{ cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p1) p3 p2), acceptance={} source=2 dest: 1}, { cond=(AND p1 p3 p2), acceptance={} source=2 dest: 2}, { cond=(AND p1 p3 (NOT p2)), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=2 dest: 7}, { cond=(AND p1 (NOT p3) p2), acceptance={} source=2 dest: 8}, { cond=(AND (NOT p1) p3 (NOT p2)), acceptance={} source=2 dest: 9}, { cond=(AND p1 (NOT p3) (NOT p2)), acceptance={} source=2 dest: 10}], [{ cond=(AND (NOT p1) (NOT p3)), acceptance={} source=3 dest: 0}, { cond=(AND p1 p3), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) p3), acceptance={} source=3 dest: 9}, { cond=(AND p1 (NOT p3)), acceptance={} source=3 dest: 10}], [{ cond=(AND (NOT p0) (NOT p1) p3), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) p1 p3), acceptance={} source=4 dest: 2}, { cond=p0, acceptance={} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p1) (NOT p3)), acceptance={} source=4 dest: 7}, { cond=(AND (NOT p0) p1 (NOT p3)), acceptance={} source=4 dest: 8}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}], [{ cond=(NOT p2), acceptance={} source=7 dest: 0}, { cond=(AND (NOT p1) p2), acceptance={} source=7 dest: 7}, { cond=(AND p1 p2), acceptance={} source=7 dest: 8}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=8 dest: 0}, { cond=(AND (NOT p1) p2), acceptance={} source=8 dest: 7}, { cond=(AND p1 p2), acceptance={} source=8 dest: 8}, { cond=(AND p1 (NOT p2)), acceptance={} source=8 dest: 10}], [{ cond=(NOT p3), acceptance={} source=9 dest: 0}, { cond=p3, acceptance={} source=9 dest: 9}], [{ cond=(NOT p1), acceptance={} source=10 dest: 0}, { cond=p1, acceptance={} source=10 dest: 10}]], initial=6, aps=[p3:(AND (GEQ s8 1) (GEQ s9 1)), p2:(AND (GEQ s6 1) (GEQ s15 1)), p1:(OR (LT s5 1) (LT s17 1)), p0:(AND (GEQ s5 1) (GEQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 192 steps with 24 reset in 1 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-07 finished in 950 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X((G(p0)||p1))&&!(p1 U !p0)) U X(X(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 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-12 11:28:46] [INFO ] Invariant cache hit.
[2023-03-12 11:28:46] [INFO ] Implicit Places using invariants in 100 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 103 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 105 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 469 ms :[(NOT p0), true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 4}, { cond=(NOT p1), acceptance={} source=0 dest: 5}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 0}, { cond=(OR p1 (NOT p0)), acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 5}], [{ cond=(NOT p0), acceptance={} source=4 dest: 5}], [{ cond=(NOT p0), acceptance={} source=5 dest: 1}]], initial=2, aps=[p1:(AND (GEQ s5 1) (GEQ s17 1)), p0:(GEQ s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 11 steps with 3 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-08 finished in 625 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(F(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.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-12 11:28:46] [INFO ] Invariant cache hit.
[2023-03-12 11:28:47] [INFO ] Implicit Places using invariants in 251 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 257 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 258 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 315 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s5 1) (GEQ s18 1)), p1:(AND (GEQ s8 1) (GEQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-10 finished in 614 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(!p1))))'
Support contains 3 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2023-03-12 11:28:47] [INFO ] Computed 1 place invariants in 0 ms
[2023-03-12 11:28:47] [INFO ] Implicit Places using invariants in 118 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 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 123 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 153 ms :[p1, (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(GEQ s3 1), p0:(AND (GEQ s8 1) (GEQ s9 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 24933 reset in 121 ms.
Product exploration explored 100000 steps with 24941 reset in 141 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 : [(AND p1 (NOT p0)), (X (NOT (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge :(F (G (NOT p1)))
Knowledge based reduction with 5 factoid took 363 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0200-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0200-LTLFireability-11 finished in 1015 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(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 removed 16 transitions
Applied a total of 1 rules in 3 ms. Remains 4 /20 variables (removed 16) and now considering 4/20 (removed 16) transitions.
// Phase 1: matrix 4 rows 4 cols
[2023-03-12 11:28:48] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 11:28:48] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-12 11:28:48] [INFO ] Invariant cache hit.
[2023-03-12 11:28:48] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2023-03-12 11:28:48] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 11:28:48] [INFO ] Invariant cache hit.
[2023-03-12 11:28:48] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
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 145 ms. Remains : 4/20 places, 4/20 transitions.
Stuttering acceptance computed with spot in 60 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0200-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 6 steps with 2 reset in 0 ms.
FORMULA AirplaneLD-COL-0200-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0200-LTLFireability-15 finished in 218 ms.
All properties solved by simple procedures.
Total runtime 11042 ms.
ITS solved all properties within timeout

BK_STOP 1678620529436

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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-0200"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is AirplaneLD-COL-0200, 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 r009-oct2-167813597600204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0200.tgz
mv AirplaneLD-COL-0200 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 ;