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.r007-oct2-167813595100180.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 lolaxred
Input is AirplaneLD-COL-0020, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r007-oct2-167813595100180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 8.2K Feb 26 11:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 11:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 11:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 11:12 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 4.3K Feb 25 15:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 18K Feb 25 15:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 11:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Feb 26 11:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 26 11:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Feb 26 11:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K 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 41K 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-0020-LTLFireability-00
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-01
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-02
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-03
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-04
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-05
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-06
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-07
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-08
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-09
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-10
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-11
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-12
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-13
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-14
FORMULA_NAME AirplaneLD-COL-0020-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678343921825

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=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0020
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-09 06:38:44] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-09 06:38:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 06:38:44] [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.
[2023-03-09 06:38:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-09 06:38:45] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 948 ms
[2023-03-09 06:38:45] [INFO ] Detected 3 constant HL places corresponding to 62 PT places.
[2023-03-09 06:38:45] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 159 PT places and 252.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
[2023-03-09 06:38:45] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 5 ms.
[2023-03-09 06:38:45] [INFO ] Skeletonized 13 HLPN properties in 4 ms. Removed 3 properties that had guard overlaps.
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 6 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 64 steps, including 7 resets, run visited all 7 properties in 56 ms. (steps per millisecond=1 )
[2023-03-09 06:38:46] [INFO ] Flatten gal took : 22 ms
[2023-03-09 06:38:46] [INFO ] Flatten gal took : 5 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Altitude
Symmetric sort wr.t. initial detected :Altitude
Transition t3_2 : guard parameter $A(Altitude:40) in guard (OR (GEQ $A 19) (EQ $A 39))introduces in Altitude(40) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:40) in guard (AND (LT $A 19) (NEQ $A 39))introduces in Altitude(40) partition with 2 elements
Sort wr.t. initial and guards Altitude has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Altitude domain size was 40 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 19) (EQ $A 39)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 19) (NEQ $A 39)) -> (EQ $A 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Speed
Symmetric sort wr.t. initial detected :Speed
Transition t5_2 : guard parameter $S(Speed:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) partition with 2 elements
Sort wr.t. initial and guards Speed has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Speed domain size was 20 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 9) (NEQ $S 19)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 9) (NEQ $S 19)) -> (EQ $S 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Signal
Arc [19:1*[1]] contains constants of sort Signal
Transition t5_2 : constants on arcs in [[19:1*[1]]] introduces in Signal(2) partition with 1 elements that refines current partition to 2 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Weight
Symmetric sort wr.t. initial detected :Weight
Transition t2_2 : guard parameter $W(Weight:2) in guard (EQ $W 1)introduces in Weight(2) partition with 2 elements
[2023-03-09 06:38:46] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 62 ms.
[2023-03-09 06:38:46] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 1 formulas.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
[2023-03-09 06:38:46] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
FORMULA AirplaneLD-COL-0020-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 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 8 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-09 06:38:46] [INFO ] Computed 1 place invariants in 20 ms
[2023-03-09 06:38:46] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-09 06:38:46] [INFO ] Implicit Places using invariants in 302 ms returned []
[2023-03-09 06:38:46] [INFO ] Invariant cache hit.
[2023-03-09 06:38:46] [INFO ] Implicit Places using invariants and state equation in 106 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2023-03-09 06:38:46] [INFO ] Invariant cache hit.
[2023-03-09 06:38:47] [INFO ] Dead Transitions using invariants and state equation in 240 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 750 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 18 out of 20 places after structural reductions.
[2023-03-09 06:38:47] [INFO ] Flatten gal took : 4 ms
[2023-03-09 06:38:47] [INFO ] Flatten gal took : 3 ms
[2023-03-09 06:38:47] [INFO ] Input system was already deterministic with 20 transitions.
Support contains 17 out of 20 places (down from 18) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 1258 resets, run finished after 250 ms. (steps per millisecond=40 ) properties (out of 17) seen :15
Incomplete Best-First random walk after 10000 steps, including 235 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 252 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-09 06:38:47] [INFO ] Invariant cache hit.
[2023-03-09 06:38:47] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-09 06:38:47] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA AirplaneLD-COL-0020-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(F(p0))||G(p1))))'
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 2 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-09 06:38:48] [INFO ] Invariant cache hit.
[2023-03-09 06:38:48] [INFO ] Implicit Places using invariants in 78 ms returned []
[2023-03-09 06:38:48] [INFO ] Invariant cache hit.
[2023-03-09 06:38:48] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 225 ms to find 0 implicit places.
[2023-03-09 06:38:48] [INFO ] Invariant cache hit.
[2023-03-09 06:38:48] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 319 ms. Remains : 20/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 347 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(OR (LT s9 1) (LT s13 1)), p1:(OR (LT s5 1) (LT s19 1) (AND (GEQ s8 1) (GEQ s10 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][false, false, false, false]]
Product exploration explored 100000 steps with 27998 reset in 245 ms.
Product exploration explored 100000 steps with 28024 reset in 143 ms.
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (G p0)), (F (G p1))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 5 factoid took 311 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-00 finished in 1586 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 U p1) U p1)||p2) U X((X(p0)&&p0)))))'
Support contains 5 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-09 06:38:49] [INFO ] Invariant cache hit.
[2023-03-09 06:38:49] [INFO ] Implicit Places using invariants in 210 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 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 237 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 509 ms :[true, p0, p0, p0, p0, p0, p0, p0, p0]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 6}], [{ cond=(AND p0 p1), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 7}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 8}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(OR (AND p2 (NOT p0)) (AND (NOT p0) p1)), acceptance={} source=3 dest: 7}], [{ cond=p0, acceptance={} source=4 dest: 5}], [{ cond=p0, acceptance={} source=5 dest: 0}], [{ cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=6 dest: 4}, { cond=(OR p2 p1), acceptance={} source=6 dest: 7}], [{ cond=(OR (AND p2 p0) (AND p0 p1)), acceptance={} source=7 dest: 3}, { cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=7 dest: 4}, { cond=(OR (AND p2 (NOT p0)) (AND (NOT p0) p1)), acceptance={} source=7 dest: 7}, { cond=(AND (NOT p2) p0 (NOT p1)), acceptance={} source=7 dest: 8}], [{ cond=p0, acceptance={} source=8 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=8 dest: 7}]], initial=1, aps=[p0:(GEQ s4 1), p1:(AND (GEQ s5 1) (GEQ s18 1)), p2:(AND (GEQ s6 1) (GEQ s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 16 steps with 4 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-02 finished in 775 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||X(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.
[2023-03-09 06:38:50] [INFO ] Invariant cache hit.
[2023-03-09 06:38:50] [INFO ] Implicit Places using invariants in 76 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 80 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 81 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 185 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(AND (GEQ s6 1) (GEQ s16 1)), p0:(AND (GEQ s5 1) (GEQ s17 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-03 finished in 306 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(F(p0)) U G(p1))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-09 06:38:50] [INFO ] Invariant cache hit.
[2023-03-09 06:38:50] [INFO ] Implicit Places using invariants in 71 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 73 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 73 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 214 ms :[(NOT p1), (NOT p1), (NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(AND (GEQ s7 1) (GEQ s13 1)), p0:(AND (GEQ s5 1) (GEQ s17 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 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-04 finished in 316 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(p0)||(F(p1)&&F(p0))))'
Support contains 4 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-09 06:38:51] [INFO ] Invariant cache hit.
[2023-03-09 06:38:51] [INFO ] Implicit Places using invariants in 45 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 SI_LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Graph (complete) has 17 edges and 19 vertex of which 18 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions 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 3 ms. Remains 17 /19 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 17 cols
[2023-03-09 06:38:51] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-09 06:38:51] [INFO ] Implicit Places using invariants in 41 ms returned []
[2023-03-09 06:38:51] [INFO ] Invariant cache hit.
[2023-03-09 06:38:51] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 84 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 140 ms. Remains : 17/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 234 ms :[(NOT p0), (NOT p1), (NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=0 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(AND (GEQ s7 1) (GEQ s11 1)), p1:(AND (GEQ s5 1) (GEQ s15 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 13 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-05 finished in 406 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)))'
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 18
Applied a total of 3 rules in 3 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2023-03-09 06:38:51] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-09 06:38:51] [INFO ] Implicit Places using invariants in 66 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 : 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 71 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, p0, p0]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s7 1) (GEQ s13 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 14 steps with 1 reset in 1 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-06 finished in 253 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((G(p0)||X((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.
// Phase 1: matrix 20 rows 20 cols
[2023-03-09 06:38:51] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-09 06:38:51] [INFO ] Implicit Places using invariants in 111 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 114 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 117 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 258 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 0}]], initial=2, aps=[p0:(OR (LT s7 1) (LT s14 1)), p1:(OR (LT s5 1) (LT s18 1)), p2:(GEQ s2 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]]
Product exploration explored 100000 steps with 33333 reset in 201 ms.
Product exploration explored 100000 steps with 33333 reset in 125 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 p0 p1 p2), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (G p0)), (F (G p1)), (F (G (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 6 factoid took 202 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-07 finished in 1019 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||X(((X(F(!p1)) U G(p2)) U ((X(F(!p1)) U G(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.
[2023-03-09 06:38:52] [INFO ] Invariant cache hit.
[2023-03-09 06:38:52] [INFO ] Implicit Places using invariants in 141 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 147 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 3 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 151 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 332 ms :[(OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) p1 (NOT p3)) (AND (NOT p0) p1 (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p3)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) p3 (NOT p2)), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p0) p3), acceptance={} source=1 dest: 3}], [{ cond=(OR (AND (NOT p0) (NOT p3) p1) (AND (NOT p0) (NOT p2) p1)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) p3 p2 p1), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=4 dest: 2}, { cond=(AND (NOT p0) p2 p1), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s5 1) (GEQ s17 1)), p3:(AND (GEQ s5 1) (GEQ s17 1)), p2:(AND (GEQ s5 1) (GEQ s18 1)), p1:(GEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-08 finished in 527 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(G(p0)))'
Support contains 1 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 1 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.2 ms
Discarding 19 places :
Also discarding 18 output transitions
Drop transitions removed 18 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 1 transition count 1
Applied a total of 2 rules in 4 ms. Remains 1 /20 variables (removed 19) and now considering 1/20 (removed 19) transitions.
// Phase 1: matrix 1 rows 1 cols
[2023-03-09 06:38:53] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-09 06:38:53] [INFO ] Implicit Places using invariants in 51 ms returned []
[2023-03-09 06:38:53] [INFO ] Invariant cache hit.
[2023-03-09 06:38:53] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
[2023-03-09 06:38:53] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-09 06:38:53] [INFO ] Invariant cache hit.
[2023-03-09 06:38:53] [INFO ] Dead Transitions using invariants and state equation in 53 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 1/20 places, 1/20 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 170 ms. Remains : 1/20 places, 1/20 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 76 ms.
Product exploration explored 100000 steps with 50000 reset in 108 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1 transition count 1
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), (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 4 factoid took 191 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-09 finished in 804 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 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 14 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2023-03-09 06:38:54] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-09 06:38:54] [INFO ] Implicit Places using invariants in 71 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 87 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 101 ms. Remains : 18/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s2 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]]
Stuttering criterion allowed to conclude after 29 steps with 11 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-11 finished in 255 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 U !p1) U p2)))) U G(!p1)))'
Support contains 5 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2023-03-09 06:38:54] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-09 06:38:54] [INFO ] Implicit Places using invariants in 68 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 71 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 72 ms. Remains : 19/20 places, 20/20 transitions.
Stuttering acceptance computed with spot in 491 ms :[p1, (NOT p2), (AND p1 (NOT p2)), (NOT p2), true, p1, (NOT p2), (AND p1 (NOT p2))]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={0} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 3}, { cond=(NOT p1), acceptance={} source=2 dest: 7}], [{ cond=(OR (NOT p1) p2 p0), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=3 dest: 5}, { cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) p0)), acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=5 dest: 4}, { cond=(AND p1 p0), acceptance={0} source=5 dest: 5}], [{ cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=6 dest: 4}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=6 dest: 5}, { cond=(OR (AND (NOT p1) (NOT p2)) (AND (NOT p2) p0)), acceptance={0} source=6 dest: 6}], [{ cond=(AND p1 (NOT p2) (NOT p0)), acceptance={} source=7 dest: 4}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=7 dest: 5}, { cond=(AND p1 (NOT p2) p0), acceptance={} source=7 dest: 6}]], initial=0, aps=[p1:(OR (LT s7 1) (LT s14 1)), p2:(AND (GEQ s5 1) (GEQ s17 1)), p0:(AND (GEQ s7 1) (GEQ s13 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-12 finished in 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' '!(F(G(p0)))'
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 8 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.1 ms
Discarding 12 places :
Also discarding 12 output transitions
Drop transitions removed 12 transitions
Applied a total of 1 rules in 2 ms. Remains 8 /20 variables (removed 12) and now considering 8/20 (removed 12) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-09 06:38:54] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-09 06:38:54] [INFO ] Implicit Places using invariants in 44 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/20 places, 8/20 transitions.
Graph (complete) has 5 edges and 7 vertex of which 6 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 removed 1 transitions
Applied a total of 1 rules in 8 ms. Remains 6 /7 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-09 06:38:54] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-09 06:38:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-09 06:38:54] [INFO ] Invariant cache hit.
[2023-03-09 06:38:55] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/20 places, 7/20 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 146 ms. Remains : 6/20 places, 7/20 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s2 1) (GEQ s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0020-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0020-LTLFireability-13 finished in 239 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)))'
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.
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
[2023-03-09 06:38:55] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-09 06:38:55] [INFO ] Implicit Places using invariants in 70 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 71 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Graph (complete) has 17 edges and 19 vertex of which 18 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions 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 3 ms. Remains 17 /19 variables (removed 2) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 17 cols
[2023-03-09 06:38:55] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-09 06:38:55] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-09 06:38:55] [INFO ] Invariant cache hit.
[2023-03-09 06:38:55] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 66 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 142 ms. Remains : 17/20 places, 18/20 transitions.
Stuttering acceptance computed with spot in 154 ms :[p0, p0]
Running random walk in product with property : AirplaneLD-COL-0020-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}], [{ cond=p0, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s5 1) (GEQ s15 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 14435 reset in 86 ms.
Product exploration explored 100000 steps with 14444 reset in 114 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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G (NOT p0)))
Knowledge based reduction with 4 factoid took 113 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA AirplaneLD-COL-0020-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property AirplaneLD-COL-0020-LTLFireability-15 finished in 705 ms.
All properties solved by simple procedures.
Total runtime 11115 ms.
ITS solved all properties within timeout

BK_STOP 1678343936380

--------------------
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'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ sed s/.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-0020"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is AirplaneLD-COL-0020, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r007-oct2-167813595100180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0020.tgz
mv AirplaneLD-COL-0020 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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