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.r137-smll-167819419000620.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DrinkVendingMachine-COL-98, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r137-smll-167819419000620
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 9.0K Feb 26 04:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 26 04:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 04:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 04:33 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 4.2K Feb 25 16:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 16:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 04:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 48K 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 DrinkVendingMachine-COL-98-LTLFireability-00
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-01
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-02
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-03
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-04
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-05
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-06
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-07
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-08
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-09
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-10
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-11
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-12
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-13
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-14
FORMULA_NAME DrinkVendingMachine-COL-98-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678986625212

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=DrinkVendingMachine-COL-98
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 17:10:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 17:10:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 17:10:28] [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.
[2023-03-16 17:10:28] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-16 17:10:29] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 886 ms
[2023-03-16 17:10:29] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 1176 PT places and 3.6529582908E10 transition bindings in 25 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2023-03-16 17:10:29] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 7 ms.
[2023-03-16 17:10:29] [INFO ] Skeletonized 6 HLPN properties in 2 ms. Removed 10 properties that had guard overlaps.
Computed a total of 0 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Quality
Symmetric sort wr.t. initial detected :Quality
Transition elaborate0 : guard parameter $x(Quality:392) in guard (LEQ $x 97)introduces in Quality(392) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:392) in guard (AND (GT $x 97) (LEQ $x 195))introduces in Quality(392) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:392) in guard (AND (GT $x 195) (LEQ $x 293))introduces in Quality(392) partition with 2 elements
Transition elaborate3 : guard parameter $x(Quality:392) in guard (AND (GT $x 293) (LEQ $x 391))introduces in Quality(392) partition with 2 elements
Sort wr.t. initial and guards Quality has partition 4
Applying symmetric unfolding of partitioned symmetric sort :Quality domain size was 392 reducing to 4 values.
For transition elaborate0:(LEQ $x 97) -> (EQ $x 3)
For transition elaborate1:(AND (GT $x 97) (LEQ $x 195)) -> (EQ $x 2)
For transition elaborate2:(AND (GT $x 195) (LEQ $x 293)) -> (EQ $x 1)
For transition elaborate3:(AND (GT $x 293) (LEQ $x 391)) -> (EQ $x 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Options
Symmetric sort wr.t. initial detected :Options
Symmetric sort wr.t. initial and guards detected :Options
Applying symmetric unfolding of full symmetric sort :Options domain size was 98
Symmetric sort wr.t. initial and guards and successors and join/free detected :Products
Symmetric sort wr.t. initial detected :Products
Symmetric sort wr.t. initial and guards detected :Products
Applying symmetric unfolding of full symmetric sort :Products domain size was 98
[2023-03-16 17:10:29] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 38 ms.
[2023-03-16 17:10:29] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-98-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 9 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 17:10:29] [INFO ] Computed 6 place invariants in 4 ms
[2023-03-16 17:10:29] [INFO ] Dead Transitions using invariants and state equation in 174 ms found 0 transitions.
[2023-03-16 17:10:29] [INFO ] Invariant cache hit.
[2023-03-16 17:10:29] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-16 17:10:29] [INFO ] Invariant cache hit.
[2023-03-16 17:10:29] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2023-03-16 17:10:29] [INFO ] Invariant cache hit.
[2023-03-16 17:10:29] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 349 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2023-03-16 17:10:29] [INFO ] Flatten gal took : 20 ms
[2023-03-16 17:10:29] [INFO ] Flatten gal took : 5 ms
[2023-03-16 17:10:29] [INFO ] Input system was already deterministic with 10 transitions.
Finished random walk after 133 steps, including 0 resets, run visited all 13 properties in 22 ms. (steps per millisecond=6 )
Computed a total of 0 stabilizing places and 0 stable transitions
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)&&F(p1)) U G(p0)))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 7 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-16 17:10:30] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 17:10:30] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-03-16 17:10:30] [INFO ] Invariant cache hit.
[2023-03-16 17:10:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-16 17:10:30] [INFO ] Invariant cache hit.
[2023-03-16 17:10:30] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-16 17:10:30] [INFO ] Redundant transitions in 40 ms returned []
[2023-03-16 17:10:30] [INFO ] Invariant cache hit.
[2023-03-16 17:10:30] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 180 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 262 ms :[(NOT p0), (NOT p1)]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s1 3) (GEQ s3 1) (GEQ s4 1)), p1:(LT s0 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 334 ms.
Stack based approach found an accepted trace after 142 steps with 0 reset with depth 143 and stack size 127 in 2 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-01 finished in 884 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((F(p2)&&p1))||p0)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 17:10:31] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 17:10:31] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
[2023-03-16 17:10:31] [INFO ] Invariant cache hit.
[2023-03-16 17:10:31] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-16 17:10:31] [INFO ] Invariant cache hit.
[2023-03-16 17:10:31] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
[2023-03-16 17:10:31] [INFO ] Invariant cache hit.
[2023-03-16 17:10:31] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 166 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 178 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p2), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=2 dest: 1}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 2}]], initial=0, aps=[p2:(GEQ s2 1), p1:(AND (GEQ s3 1) (GEQ s7 1)), p0:(OR (LT s3 1) (LT s7 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 50000 reset in 199 ms.
Product exploration explored 100000 steps with 50000 reset in 200 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2)))))]
Property proved to be true thanks to knowledge :(X (NOT (AND (NOT p0) p1 (NOT p2))))
Knowledge based reduction with 4 factoid took 201 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-98-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-02 finished in 965 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((!p0 U (G(!p0)||(!p0&&G(!p1)))))))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 140 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 225 ms :[true, p0, (AND p0 p1), p1, p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 2}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={} source=3 dest: 0}, { cond=(NOT p1), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 1}]], initial=4, aps=[p0:(AND (GEQ s1 1) (GEQ s3 1) (GEQ s6 1)), p1:(GEQ s2 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][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-03 finished in 382 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(p1))))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 125 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 151 ms :[true, (OR (NOT p1) p0), (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, 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=(OR (NOT p1) p0), acceptance={} source=3 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 3}]], initial=1, aps=[p1:(AND (GEQ s1 2) (GEQ s3 1) (GEQ s5 1)), p0:(LT s0 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, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 196 steps with 0 reset in 2 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-04 finished in 295 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)||(X(X(!p1)) U (X(X(G(!p1)))||(!p2&&X(X(!p1)))))))'
Support contains 9 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-16 17:10:32] [INFO ] Invariant cache hit.
[2023-03-16 17:10:32] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 125 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 250 ms :[p1, (AND p1 (NOT p0)), (AND (NOT p0) p1), (AND (NOT p0) p1), p1, true, p1]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}], [{ cond=(NOT p2), acceptance={} source=2 dest: 1}, { cond=p2, acceptance={} source=2 dest: 3}], [{ cond=(AND p2 (NOT p0)), acceptance={} source=3 dest: 4}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=3 dest: 6}], [{ cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 4}, { cond=p1, acceptance={} source=4 dest: 5}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 6}], [{ cond=true, acceptance={0} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 0}, { cond=p1, acceptance={} source=6 dest: 5}]], initial=2, aps=[p1:(AND (GEQ s3 1) (GEQ s7 1)), p0:(OR (LT s1 3) (LT s3 1) (LT s4 1) (AND (LT s8 1) (LT s9 1) (LT s10 1) (LT s11 1))), p2:(OR (AND (GEQ s1 2) (GEQ s3 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, null][false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-05 finished in 398 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 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 2 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-16 17:10:33] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 17:10:33] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-16 17:10:33] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 131 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 76 ms :[p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-06 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 s1 2) (GEQ s3 1) (GEQ s4 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 750 reset in 179 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-06 finished in 402 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)&&F(p0)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 3 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-16 17:10:33] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-16 17:10:33] [INFO ] Invariant cache hit.
[2023-03-16 17:10:33] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 115 ms :[true, p0, (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s1 2) (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 759 reset in 106 ms.
Stack based approach found an accepted trace after 84 steps with 0 reset with depth 85 and stack size 85 in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-07 finished in 375 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(X(X(F(!p0))))))'
Support contains 2 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 17:10:33] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 17:10:34] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 147 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 254 ms :[p0, p0, p0, p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 3}]], initial=4, aps=[p0:(AND (GEQ s3 1) (GEQ s7 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][false, false, false, false, false]]
Product exploration explored 100000 steps with 208 reset in 116 ms.
Stack based approach found an accepted trace after 175 steps with 0 reset with depth 176 and stack size 176 in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-08 finished in 534 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||(p1 U p2)))))'
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 2 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-16 17:10:34] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 17:10:34] [INFO ] Dead Transitions using invariants and state equation in 60 ms found 0 transitions.
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-16 17:10:34] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-16 17:10:34] [INFO ] Invariant cache hit.
[2023-03-16 17:10:34] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 185 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 88 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) p2 p1), acceptance={} source=0 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 (NOT p2) p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LT s0 1), p2:(GEQ s2 1), p1:(AND (GEQ s1 1) (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 1 reset in 104 ms.
Product exploration explored 100000 steps with 2 reset in 106 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (OR (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (OR (NOT p0) p2 p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1))))]
Knowledge based reduction with 9 factoid took 498 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Finished random walk after 4005 steps, including 1 resets, run visited all 5 properties in 18 ms. (steps per millisecond=222 )
Knowledge obtained : [(AND p0 (NOT p2) p1), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (OR (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (OR (NOT p0) p2 p1)))]
False Knowledge obtained : [(X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND p0 (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (F (AND (NOT p0) p1 (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (AND p0 p1 (NOT p2)))), (F (AND p0 (NOT p1) (NOT p2)))]
Knowledge based reduction with 9 factoid took 636 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 89 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 85 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
[2023-03-16 17:10:36] [INFO ] Invariant cache hit.
[2023-03-16 17:10:36] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-16 17:10:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:36] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-16 17:10:36] [INFO ] Computed and/alt/rep : 3/8/3 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-16 17:10:36] [INFO ] Added : 0 causal constraints over 0 iterations in 15 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Support contains 5 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-16 17:10:36] [INFO ] Invariant cache hit.
[2023-03-16 17:10:36] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-03-16 17:10:36] [INFO ] Invariant cache hit.
[2023-03-16 17:10:36] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-16 17:10:36] [INFO ] Invariant cache hit.
[2023-03-16 17:10:36] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-16 17:10:36] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-16 17:10:36] [INFO ] Invariant cache hit.
[2023-03-16 17:10:36] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 139 ms. Remains : 6/6 places, 7/7 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR (NOT p0) p1 p2)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (OR (NOT p0) p1 p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2)))))]
Knowledge based reduction with 9 factoid took 479 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Finished random walk after 5425 steps, including 1 resets, run visited all 5 properties in 19 ms. (steps per millisecond=285 )
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (OR (NOT p0) p1 p2)), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (OR (NOT p0) p1 p2))), (X (X (NOT (AND p0 (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X (AND p0 p1 (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (F (AND (NOT p0) p1 (NOT p2))), (F (AND (NOT p0) (NOT p1) (NOT p2))), (F (NOT (OR (NOT p0) p1 p2))), (F (NOT (AND p0 p1 (NOT p2)))), (F (AND p0 (NOT p1) (NOT p2)))]
Knowledge based reduction with 9 factoid took 613 ms. Reduced automaton from 2 states, 7 edges and 3 AP (stutter insensitive) to 2 states, 7 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Stuttering acceptance computed with spot in 86 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 17:10:38] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-16 17:10:38] [INFO ] Computed and/alt/rep : 3/8/3 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-16 17:10:38] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Could not prove EG (AND p0 (NOT p2))
Stuttering acceptance computed with spot in 91 ms :[(AND p0 (NOT p2)), (AND p0 (NOT p2))]
Product exploration explored 100000 steps with 1 reset in 102 ms.
Product exploration explored 100000 steps with 0 reset in 107 ms.
Support contains 5 out of 6 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 6/6 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-16 17:10:38] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128 ms. Remains : 6/6 places, 7/7 transitions.
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-10 finished in 4064 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 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 17:10:38] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 130 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 85 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s1 1) (GEQ s3 1) (GEQ s6 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 248 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-11 finished in 232 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(p1)||p0)))'
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-16 17:10:38] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:10:38] [INFO ] Invariant cache hit.
[2023-03-16 17:10:38] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s3 1) (GEQ s6 1)), p0:(OR (GEQ s8 1) (GEQ s9 1) (GEQ s10 1) (GEQ s11 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 127 ms.
Product exploration explored 100000 steps with 50000 reset in 138 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
Knowledge based reduction with 4 factoid took 227 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 447 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=111 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 4 factoid took 240 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:39] [INFO ] Invariant cache hit.
[2023-03-16 17:10:39] [INFO ] Dead Transitions using invariants and state equation in 49 ms found 0 transitions.
[2023-03-16 17:10:39] [INFO ] Invariant cache hit.
[2023-03-16 17:10:39] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-16 17:10:39] [INFO ] Invariant cache hit.
[2023-03-16 17:10:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-16 17:10:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:10:39] [INFO ] Invariant cache hit.
[2023-03-16 17:10:39] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 141 ms. Remains : 12/12 places, 10/10 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1))))]
Knowledge based reduction with 4 factoid took 216 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Finished random walk after 793 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=396 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (NOT (AND (NOT p0) p1))), (F (AND (NOT p0) (NOT p1)))]
Knowledge based reduction with 4 factoid took 256 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 38 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 50000 reset in 123 ms.
Product exploration explored 100000 steps with 50000 reset in 138 ms.
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:40] [INFO ] Invariant cache hit.
[2023-03-16 17:10:40] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-16 17:10:40] [INFO ] Invariant cache hit.
[2023-03-16 17:10:40] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-16 17:10:40] [INFO ] Invariant cache hit.
[2023-03-16 17:10:40] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-16 17:10:41] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-16 17:10:41] [INFO ] Invariant cache hit.
[2023-03-16 17:10:41] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 124 ms. Remains : 12/12 places, 10/10 transitions.
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-12 finished in 2247 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(X((p1 U p2)))||G(!p2)||p0)))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:41] [INFO ] Invariant cache hit.
[2023-03-16 17:10:41] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-03-16 17:10:41] [INFO ] Invariant cache hit.
[2023-03-16 17:10:41] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-16 17:10:41] [INFO ] Invariant cache hit.
[2023-03-16 17:10:41] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-03-16 17:10:41] [INFO ] Invariant cache hit.
[2023-03-16 17:10:41] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 119 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 301 ms :[(NOT p2), false, false, p2, false, false, (NOT p2), true]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=0 dest: 7}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=(AND (NOT p2) p1), acceptance={} source=2 dest: 2}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 3}], [{ cond=(NOT p2), acceptance={} source=3 dest: 3}, { cond=p2, acceptance={} source=3 dest: 7}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=4 dest: 5}, { cond=(AND (NOT p0) p2), acceptance={} source=4 dest: 6}], [{ cond=p2, acceptance={} source=5 dest: 0}, { cond=(NOT p2), acceptance={} source=5 dest: 2}], [{ cond=true, acceptance={} source=6 dest: 0}], [{ cond=true, acceptance={0} source=7 dest: 7}]], initial=1, aps=[p2:(OR (GEQ s8 1) (GEQ s9 1) (GEQ s10 1) (GEQ s11 1)), p1:(AND (GEQ s1 3) (GEQ s3 1) (GEQ s4 1)), p0:(OR (LT s1 1) (LT s3 1) (LT s6 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, null, null][false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 24353 reset in 121 ms.
Product exploration explored 100000 steps with 24340 reset in 129 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), true]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2)))]
Knowledge based reduction with 4 factoid took 224 ms. Reduced automaton from 8 states, 13 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Finished random walk after 1017 steps, including 0 resets, run visited all 2 properties in 5 ms. (steps per millisecond=203 )
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (AND (NOT p0) p2)), (X (NOT (AND (NOT p0) (NOT p2)))), true]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (F (NOT (AND p1 (NOT p2)))), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 4 factoid took 263 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 165 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
[2023-03-16 17:10:42] [INFO ] Invariant cache hit.
[2023-03-16 17:10:42] [INFO ] [Real]Absence check using 6 positive place invariants in 3 ms returned sat
[2023-03-16 17:10:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:42] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-16 17:10:42] [INFO ] Computed and/alt/rep : 6/11/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-16 17:10:42] [INFO ] Added : 0 causal constraints over 0 iterations in 10 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 7 out of 12 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:42] [INFO ] Invariant cache hit.
[2023-03-16 17:10:42] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 17:10:42] [INFO ] Invariant cache hit.
[2023-03-16 17:10:42] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-16 17:10:42] [INFO ] Invariant cache hit.
[2023-03-16 17:10:42] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-16 17:10:42] [INFO ] Invariant cache hit.
[2023-03-16 17:10:42] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 117 ms. Remains : 12/12 places, 10/10 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p2)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 89 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Finished random walk after 1817 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=908 )
Knowledge obtained : [(AND p1 (NOT p2)), true]
False Knowledge obtained : [(F (NOT (AND p1 (NOT p2)))), (F (AND (NOT p1) (NOT p2)))]
Knowledge based reduction with 2 factoid took 134 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Stuttering acceptance computed with spot in 168 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
[2023-03-16 17:10:43] [INFO ] Invariant cache hit.
[2023-03-16 17:10:43] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2023-03-16 17:10:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 17:10:43] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2023-03-16 17:10:43] [INFO ] Computed and/alt/rep : 6/11/6 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-16 17:10:43] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 161 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Product exploration explored 100000 steps with 24347 reset in 99 ms.
Product exploration explored 100000 steps with 24359 reset in 125 ms.
Applying partial POR strategy [true, false, false, false, true]
Stuttering acceptance computed with spot in 165 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), true]
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
[2023-03-16 17:10:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 12/12 places, 10/10 transitions.
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-13 finished in 3799 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)&&F(G(p1)))))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 8 transition count 8
Applied a total of 6 rules in 3 ms. Remains 8 /12 variables (removed 4) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 8 cols
[2023-03-16 17:10:44] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-03-16 17:10:44] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-16 17:10:44] [INFO ] Invariant cache hit.
[2023-03-16 17:10:44] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/12 places, 8/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 130 ms. Remains : 8/12 places, 8/10 transitions.
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s3 1) (GEQ s5 1)), p1:(AND (GEQ s1 3) (GEQ s3 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 656 reset in 97 ms.
Stack based approach found an accepted trace after 37 steps with 0 reset with depth 38 and stack size 38 in 0 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-14 finished in 356 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||G(F(p1))))))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 17:10:45] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 17:10:45] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-16 17:10:45] [INFO ] Invariant cache hit.
[2023-03-16 17:10:45] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-16 17:10:45] [INFO ] Invariant cache hit.
[2023-03-16 17:10:45] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-16 17:10:45] [INFO ] Invariant cache hit.
[2023-03-16 17:10:45] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 114 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DrinkVendingMachine-COL-98-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(LT s0 1), p1:(AND (GEQ s1 2) (GEQ s3 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 786 reset in 173 ms.
Stack based approach found an accepted trace after 362 steps with 1 reset with depth 161 and stack size 160 in 1 ms.
FORMULA DrinkVendingMachine-COL-98-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-98-LTLFireability-15 finished in 419 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||(p1 U p2)))))'
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(p1)||p0)))'
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(X((p1 U p2)))||G(!p2)||p0)))'
[2023-03-16 17:10:45] [INFO ] Flatten gal took : 3 ms
[2023-03-16 17:10:45] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 17:10:45] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 12 places, 10 transitions and 34 arcs took 1 ms.
Total runtime 17968 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1631/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1631/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1631/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : DrinkVendingMachine-COL-98-LTLFireability-10
Could not compute solution for formula : DrinkVendingMachine-COL-98-LTLFireability-12
Could not compute solution for formula : DrinkVendingMachine-COL-98-LTLFireability-13

BK_STOP 1678986647282

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.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
mcc2023
ltl formula name DrinkVendingMachine-COL-98-LTLFireability-10
ltl formula formula --ltl=/tmp/1631/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 12 places, 10 transitions and 34 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.000 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1631/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1631/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1631/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1631/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name DrinkVendingMachine-COL-98-LTLFireability-12
ltl formula formula --ltl=/tmp/1631/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 12 places, 10 transitions and 34 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1631/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1631/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1631/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1631/ltl_1_
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
ltl formula name DrinkVendingMachine-COL-98-LTLFireability-13
ltl formula formula --ltl=/tmp/1631/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 12 places, 10 transitions and 34 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1631/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1631/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1631/ltl_2_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1631/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 8 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:

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="DrinkVendingMachine-COL-98"
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 DrinkVendingMachine-COL-98, 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 r137-smll-167819419000620"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-98.tgz
mv DrinkVendingMachine-COL-98 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 ;