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-167819419000604.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-48, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r137-smll-167819419000604
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 11K Feb 26 04:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 04:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 04:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 4.3K 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 15K Feb 26 04:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 26 04:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 04:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K 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 3.8K 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 34K 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-48-LTLFireability-00
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-01
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-02
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-03
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-04
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-05
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-06
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-07
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-08
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-09
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-10
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-11
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-12
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-13
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-14
FORMULA_NAME DrinkVendingMachine-COL-48-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678978577562

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-48
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-16 14:56:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-16 14:56:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 14:56:20] [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 14:56:20] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-16 14:56:20] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 753 ms
[2023-03-16 14:56:20] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 576 PT places and 1.040901408E9 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
[2023-03-16 14:56:21] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 6 ms.
[2023-03-16 14:56:21] [INFO ] Skeletonized 7 HLPN properties in 2 ms. Removed 9 properties that had guard overlaps.
Initial state reduction rules removed 2 formulas.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 3 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 1 steps, including 0 resets, run visited all 2 properties in 8 ms. (steps per millisecond=0 )
[2023-03-16 14:56:21] [INFO ] Flatten gal took : 19 ms
[2023-03-16 14:56:21] [INFO ] Flatten gal took : 3 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Quality
Symmetric sort wr.t. initial detected :Quality
Transition elaborate3 : guard parameter $x(Quality:192) in guard (AND (GT $x 143) (LEQ $x 191))introduces in Quality(192) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:192) in guard (AND (GT $x 95) (LEQ $x 143))introduces in Quality(192) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:192) in guard (AND (GT $x 47) (LEQ $x 95))introduces in Quality(192) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:192) in guard (LEQ $x 47)introduces in Quality(192) 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 192 reducing to 4 values.
For transition elaborate3:(AND (GT $x 143) (LEQ $x 191)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 95) (LEQ $x 143)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 47) (LEQ $x 95)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 47) -> (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 48
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 48
[2023-03-16 14:56:21] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 23 ms.
[2023-03-16 14:56:21] [INFO ] Unfolded 14 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-48-LTLFireability-11 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 14:56:21] [INFO ] Computed 6 place invariants in 4 ms
[2023-03-16 14:56:21] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 0 transitions.
[2023-03-16 14:56:21] [INFO ] Invariant cache hit.
[2023-03-16 14:56:21] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-03-16 14:56:21] [INFO ] Invariant cache hit.
[2023-03-16 14:56:21] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-16 14:56:21] [INFO ] Invariant cache hit.
[2023-03-16 14:56:21] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 350 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2023-03-16 14:56:21] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:56:21] [INFO ] Flatten gal took : 4 ms
[2023-03-16 14:56:21] [INFO ] Input system was already deterministic with 10 transitions.
Finished random walk after 67 steps, including 0 resets, run visited all 13 properties in 12 ms. (steps per millisecond=5 )
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' '!(((p0 U (p1||X(p2)))&&X(F(p3))))'
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 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:56:22] [INFO ] Invariant cache hit.
[2023-03-16 14:56:22] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
[2023-03-16 14:56:22] [INFO ] Invariant cache hit.
[2023-03-16 14:56:22] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-16 14:56:22] [INFO ] Invariant cache hit.
[2023-03-16 14:56:22] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
[2023-03-16 14:56:22] [INFO ] Invariant cache hit.
[2023-03-16 14:56:22] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 139 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 379 ms :[(OR (NOT p3) (AND (NOT p1) (NOT p2))), (NOT p2), (NOT p3), (AND (NOT p1) (NOT p2)), true]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 3}], [{ cond=(NOT p2), acceptance={} source=1 dest: 4}], [{ cond=(NOT p3), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=3 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s5 1) (GEQ s8 1) (GEQ s10 1)), p0:(AND (GEQ s4 1) (GEQ s8 1)), p2:(AND (NOT (OR (GEQ s0 1) (GEQ s1 1) (GEQ s2 1) (GEQ s3 1))) (GEQ s5 1) (GEQ...], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 324 ms.
Product exploration explored 100000 steps with 50000 reset in 233 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 p0 p2 p3), (X p3), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), true, (X (X p3)), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2)))))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2))]
Property proved to be true thanks to knowledge :(X p3)
Knowledge based reduction with 9 factoid took 215 ms. Reduced automaton from 5 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-48-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-00 finished in 1370 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 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 8 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 14:56:23] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 14:56:23] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-03-16 14:56:23] [INFO ] Invariant cache hit.
[2023-03-16 14:56:23] [INFO ] Implicit Places using invariants in 69 ms returned []
[2023-03-16 14:56:23] [INFO ] Invariant cache hit.
[2023-03-16 14:56:23] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
[2023-03-16 14:56:23] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-16 14:56:23] [INFO ] Invariant cache hit.
[2023-03-16 14:56:23] [INFO ] Dead Transitions using invariants and state equation in 30 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 235 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 44 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-02 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 s2 1) (GEQ s4 2)), p0:(OR (GEQ s3 1) (GEQ s5 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 228 ms.
Product exploration explored 100000 steps with 50000 reset in 120 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 231 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 40 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10013 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=455 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 14:56:24] [INFO ] Invariant cache hit.
[2023-03-16 14:56:24] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-16 14:56:24] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-16 14:56:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-16 14:56:24] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-16 14:56:24] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 7 ms.
[2023-03-16 14:56:24] [INFO ] After 65ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 192 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=64 )
Parikh walk visited 1 properties in 4 ms.
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 258 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 54 ms :[(AND (NOT p0) (NOT p1))]
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 2 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-16 14:56:24] [INFO ] Invariant cache hit.
[2023-03-16 14:56:24] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-03-16 14:56:24] [INFO ] Invariant cache hit.
[2023-03-16 14:56:25] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-16 14:56:25] [INFO ] Invariant cache hit.
[2023-03-16 14:56:25] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-03-16 14:56:25] [INFO ] Redundant transitions in 17 ms returned []
[2023-03-16 14:56:25] [INFO ] Invariant cache hit.
[2023-03-16 14:56:25] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 132 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 (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT 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 214 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 6246 steps, including 1 resets, run visited all 2 properties in 9 ms. (steps per millisecond=694 )
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT 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 253 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 43 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 43 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 39 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 50000 reset in 96 ms.
Product exploration explored 100000 steps with 50000 reset in 104 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 14:56:25] [INFO ] Invariant cache hit.
[2023-03-16 14:56:25] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-03-16 14:56:25] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants in 27 ms returned []
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-16 14:56:26] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [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 166 ms. Remains : 6/6 places, 7/7 transitions.
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-02 finished in 2673 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&&X((X(F(p1))||G(!p0)))))))'
Support contains 8 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.
// Phase 1: matrix 10 rows 12 cols
[2023-03-16 14:56:26] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 14:56:26] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-16 14:56:26] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [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 132 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 203 ms :[p0, p0, (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { 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={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}, { cond=p0, acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s8 1)), p1:(AND (GEQ s6 1) (GEQ s8 1) (GEQ s10 2) (OR (GEQ s0 1) (GEQ s1 1) (GEQ s2 1) (GEQ s3 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 417 reset in 369 ms.
Stack based approach found an accepted trace after 90 steps with 0 reset with depth 91 and stack size 91 in 1 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-04 finished in 730 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 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 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants in 40 ms returned []
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:26] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-16 14:56:26] [INFO ] Invariant cache hit.
[2023-03-16 14:56:27] [INFO ] Dead Transitions using invariants and state equation in 52 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 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-05 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 s11 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Product exploration explored 100000 steps with 40345 reset in 91 ms.
Stack based approach found an accepted trace after 214 steps with 91 reset with depth 4 and stack size 4 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-05 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((!p0 U X(G(p0)))))'
Support contains 1 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 14:56:27] [INFO ] Invariant cache hit.
[2023-03-16 14:56:27] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-16 14:56:27] [INFO ] Invariant cache hit.
[2023-03-16 14:56:27] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-16 14:56:27] [INFO ] Invariant cache hit.
[2023-03-16 14:56:27] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
[2023-03-16 14:56:27] [INFO ] Invariant cache hit.
[2023-03-16 14:56:27] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 156 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}]], initial=1, aps=[p0:(GEQ s11 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, 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 0 reset in 111 ms.
Product exploration explored 100000 steps with 0 reset in 203 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 : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 1 factoid took 142 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[(NOT p0), (NOT p0), (NOT p0), true]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0)]
Knowledge based reduction with 1 factoid took 159 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[(NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), (NOT p0), (NOT p0), true]
[2023-03-16 14:56:28] [INFO ] Invariant cache hit.
[2023-03-16 14:56:28] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned unsat
Proved EG (NOT p0)
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p0), (G (NOT p0))]
Property proved to be false thanks to negative knowledge :(G (NOT p0))
Knowledge based reduction with 1 factoid took 154 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-48-LTLFireability-06 FALSE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-06 finished in 1520 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(G(!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 14:56:28] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-16 14:56:28] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-03-16 14:56:28] [INFO ] Invariant cache hit.
[2023-03-16 14:56:28] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-16 14:56:28] [INFO ] Invariant cache hit.
[2023-03-16 14:56:28] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2023-03-16 14:56:28] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-16 14:56:28] [INFO ] Invariant cache hit.
[2023-03-16 14:56:28] [INFO ] Dead Transitions using invariants and state equation in 23 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 117 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 37 ms :[p0]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 0}, { cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s2 1) (GEQ s4 3))], 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 0 reset in 148 ms.
Stack based approach found an accepted trace after 11 steps with 0 reset with depth 12 and stack size 12 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-07 finished in 319 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))))'
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 14:56:29] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 14:56:29] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 151 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 127 ms :[true, p0, p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s7 1) (GEQ s8 1) (GEQ s10 3))], 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 2 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-08 finished in 300 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((X(X((G(p2)&&p1)))&&p0))))'
Support contains 5 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 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-16 14:56:29] [INFO ] Invariant cache hit.
[2023-03-16 14:56:29] [INFO ] Dead Transitions using invariants and state equation in 29 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 328 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 3}, { cond=p0, acceptance={0} source=2 dest: 4}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={0} source=3 dest: 1}, { cond=(OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=3 dest: 5}, { cond=(AND p0 p1 p2), acceptance={} source=3 dest: 6}], [{ cond=(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), acceptance={0} source=4 dest: 3}, { cond=(OR (AND p0 (NOT p1)) (AND p0 (NOT p2))), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p0) p1 p2), acceptance={} source=4 dest: 5}, { cond=(AND p0 p1 p2), acceptance={} source=4 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=5 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={0} source=5 dest: 2}, { cond=(AND (NOT p0) p2), acceptance={} source=5 dest: 5}, { cond=(AND p0 p2), acceptance={} source=5 dest: 6}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={0} source=6 dest: 3}, { cond=(AND p0 (NOT p2)), acceptance={0} source=6 dest: 4}, { cond=(AND (NOT p0) p2), acceptance={} source=6 dest: 5}, { cond=(AND p0 p2), acceptance={} source=6 dest: 6}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s8 1)), p1:(AND (GEQ s7 1) (GEQ s8 1) (GEQ s10 3) (GEQ s4 1) (GEQ s8 1)), p2:(GEQ s11 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 156 ms.
Product exploration explored 100000 steps with 0 reset in 262 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 p1 (NOT p2)), (X p0), (X (X p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))))))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (AND p0 p1 p2))), (X (X (NOT (AND p0 p1 p2))))]
Knowledge based reduction with 5 factoid took 384 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 7 states, 23 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Incomplete random walk after 10028 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1114 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-16 14:56:31] [INFO ] Invariant cache hit.
[2023-03-16 14:56:31] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (X p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (AND p0 p1 p2))), (X (X (NOT (AND p0 p1 p2)))), (F (AND p0 p1 p2)), (F (NOT (AND p0 (NOT p2)))), (F (AND (NOT p0) (NOT p2))), (F (NOT p0)), (F (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (F (AND p0 p2)), (F (AND (NOT p0) p2))]
Knowledge based reduction with 6 factoid took 701 ms. Reduced automaton from 7 states, 23 edges and 3 AP (stutter sensitive) to 7 states, 21 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 336 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 316 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2)]
[2023-03-16 14:56:32] [INFO ] Invariant cache hit.
[2023-03-16 14:56:32] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned unsat
Proved EG (NOT p2)
Knowledge obtained : [(AND p0 p1 (NOT p2)), (X p0), (X (X p0)), (X (X (NOT (AND (NOT p0) p1 p2)))), (X (X (NOT (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))))), (G (NOT (AND (NOT p0) p1 p2)))]
False Knowledge obtained : [(X (X (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (X (X (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2)))))), (X (X (AND p0 p1 p2))), (X (X (NOT (AND p0 p1 p2)))), (F (AND p0 p1 p2)), (F (NOT (AND p0 (NOT p2)))), (F (AND (NOT p0) (NOT p2))), (F (NOT p0)), (F (NOT (OR (AND p0 (NOT p1)) (AND p0 (NOT p2))))), (F (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))), (F (AND p0 p2)), (F (AND (NOT p0) p2)), (G (NOT p2))]
Property proved to be false thanks to negative knowledge :(G (NOT p2))
Knowledge based reduction with 6 factoid took 430 ms. Reduced automaton from 7 states, 21 edges and 3 AP (stutter sensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-48-LTLFireability-09 FALSE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-09 finished in 3544 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((X((!p1 U (G(!p1)||X(!p2))))&&p0))))'
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 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:56:32] [INFO ] Invariant cache hit.
[2023-03-16 14:56:32] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 14:56:32] [INFO ] Invariant cache hit.
[2023-03-16 14:56:32] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-16 14:56:32] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 123 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p0) (AND p1 p2)), (OR (NOT p0) (AND p1 p2)), (AND p1 p2), (AND p1 p2), (OR (AND (NOT p0) p2) (AND p1 p2))]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}, { cond=p0, acceptance={0} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}, { cond=(AND p0 p1), acceptance={0} source=2 dest: 3}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 4}], [{ cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 3}, { cond=(AND p0 p1 p2), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) p1 p2), acceptance={0} source=3 dest: 4}], [{ cond=(AND (NOT p0) p2), acceptance={0} source=4 dest: 1}, { cond=(AND p0 p2), acceptance={0} source=4 dest: 2}]], initial=0, aps=[p0:(AND (LT s0 1) (LT s1 1) (LT s2 1) (LT s3 1)), p1:(OR (GEQ s0 1) (GEQ s1 1) (GEQ s2 1) (GEQ s3 1)), p2:(AND (GEQ s6 1) (GEQ s8 1) (GEQ s10 2))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 426 reset in 126 ms.
Stack based approach found an accepted trace after 18 steps with 0 reset with depth 19 and stack size 19 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-10 finished in 497 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 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 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 136 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 87 ms :[true, p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-12 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 s4 1) (GEQ s8 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 1 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-12 finished in 240 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 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 2 transition count 5
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 18 place count 2 transition count 2
Applied a total of 18 rules in 3 ms. Remains 2 /12 variables (removed 10) and now considering 2/10 (removed 8) transitions.
// Phase 1: matrix 2 rows 2 cols
[2023-03-16 14:56:33] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-16 14:56:33] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-03-16 14:56:33] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 14:56:33] [INFO ] Invariant cache hit.
[2023-03-16 14:56:33] [INFO ] Dead Transitions using invariants and state equation in 19 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/12 places, 2/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 71 ms. Remains : 2/12 places, 2/10 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GEQ s1 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 721 reset in 46 ms.
Product exploration explored 100000 steps with 942 reset in 49 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 : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 127 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 146 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
[2023-03-16 14:56:34] [INFO ] Invariant cache hit.
[2023-03-16 14:56:34] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 14:56:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 14:56:34] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-16 14:56:34] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-16 14:56:34] [INFO ] Added : 0 causal constraints over 0 iterations in 2 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-16 14:56:34] [INFO ] Invariant cache hit.
[2023-03-16 14:56:34] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-03-16 14:56:34] [INFO ] Invariant cache hit.
[2023-03-16 14:56:34] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-16 14:56:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 14:56:34] [INFO ] Invariant cache hit.
[2023-03-16 14:56:34] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 73 ms. Remains : 2/2 places, 2/2 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 : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 123 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 147 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-16 14:56:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-16 14:56:35] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2023-03-16 14:56:35] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-16 14:56:35] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 791 reset in 44 ms.
Product exploration explored 100000 steps with 1021 reset in 49 ms.
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 1 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2023-03-16 14:56:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69 ms. Remains : 2/2 places, 2/2 transitions.
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-14 finished in 1707 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(G((p0||X(X(p1)))))))))'
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 14:56:35] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 14:56:35] [INFO ] Dead Transitions using invariants and state equation in 50 ms found 0 transitions.
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
[2023-03-16 14:56:35] [INFO ] Invariant cache hit.
[2023-03-16 14:56:35] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 157 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 282 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Running random walk in product with property : DrinkVendingMachine-COL-48-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 6}], [{ cond=(NOT p1), acceptance={} source=6 dest: 7}], [{ cond=true, acceptance={0} source=7 dest: 7}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s8 1)), p1:(GEQ s9 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, terminal, 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 419 reset in 105 ms.
Product exploration explored 100000 steps with 425 reset in 137 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 p1)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 298 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 284 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Finished random walk after 49 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=49 )
Knowledge obtained : [(AND p0 (NOT p1)), true]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 2 factoid took 150 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 284 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 282 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
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.
[2023-03-16 14:56:37] [INFO ] Invariant cache hit.
[2023-03-16 14:56:37] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-03-16 14:56:37] [INFO ] Invariant cache hit.
[2023-03-16 14:56:37] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-16 14:56:37] [INFO ] Invariant cache hit.
[2023-03-16 14:56:37] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
[2023-03-16 14:56:37] [INFO ] Invariant cache hit.
[2023-03-16 14:56:37] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 133 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 p0 (NOT p1)), true]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 100 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 281 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Finished random walk after 49 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=24 )
Knowledge obtained : [(AND p0 (NOT p1)), true]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 2 factoid took 144 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 284 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 281 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 279 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 414 reset in 105 ms.
Product exploration explored 100000 steps with 424 reset in 118 ms.
Applying partial POR strategy [false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 285 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), true]
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 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 12 transition count 10
Deduced a syphon composed of 4 places in 0 ms
Applied a total of 4 rules in 4 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-16 14:56:39] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
// Phase 1: matrix 8 rows 12 cols
[2023-03-16 14:56:39] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-16 14:56:39] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-03-16 14:56:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-16 14:56:39] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2023-03-16 14:56:39] [INFO ] Invariant cache hit.
[2023-03-16 14:56:39] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/12 places, 10/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72 ms. Remains : 12/12 places, 10/10 transitions.
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 14:56:39] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-16 14:56:39] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-03-16 14:56:39] [INFO ] Invariant cache hit.
[2023-03-16 14:56:39] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-16 14:56:39] [INFO ] Invariant cache hit.
[2023-03-16 14:56:39] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-16 14:56:39] [INFO ] Invariant cache hit.
[2023-03-16 14:56:39] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 119 ms. Remains : 12/12 places, 10/10 transitions.
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-15 finished in 4522 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)))'
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)))'
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(G((p0||X(X(p1)))))))))'
[2023-03-16 14:56:40] [INFO ] Flatten gal took : 3 ms
[2023-03-16 14:56:40] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-16 14:56:40] [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 20199 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1779/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1779/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1779/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : DrinkVendingMachine-COL-48-LTLFireability-02
Could not compute solution for formula : DrinkVendingMachine-COL-48-LTLFireability-14
Could not compute solution for formula : DrinkVendingMachine-COL-48-LTLFireability-15

BK_STOP 1678978601617

--------------------
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-48-LTLFireability-02
ltl formula formula --ltl=/tmp/1779/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( 2/ 4): LTL layer: formula: /tmp/1779/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.000 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1779/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1779/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1779/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
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:
0: pnml2lts-mc(+0xa23f4) [0x55c4f4b683f4]
1: pnml2lts-mc(+0xa2496) [0x55c4f4b68496]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x13140) [0x7f40f9fd0140]
3: /lib/x86_64-linux-gnu/libc.so.6(+0x84038) [0x7f40f9e6c038]
4: pnml2lts-mc(+0x16b416) [0x55c4f4c31416]
5: pnml2lts-mc(+0x164ac4) [0x55c4f4c2aac4]
6: pnml2lts-mc(+0x272e0a) [0x55c4f4d38e0a]
7: pnml2lts-mc(+0xb61f0) [0x55c4f4b7c1f0]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x3b4d7) [0x7f40f9e234d7]
9: /lib/x86_64-linux-gnu/libc.so.6(+0x3b67a) [0x7f40f9e2367a]
10: pnml2lts-mc(+0xa1581) [0x55c4f4b67581]
11: pnml2lts-mc(+0xa1910) [0x55c4f4b67910]
12: pnml2lts-mc(+0xa32a2) [0x55c4f4b692a2]
13: pnml2lts-mc(+0xa50f4) [0x55c4f4b6b0f4]
14: pnml2lts-mc(+0xa516b) [0x55c4f4b6b16b]
15: pnml2lts-mc(+0x3f34b3) [0x55c4f4eb94b3]
16: pnml2lts-mc(+0x7c63d) [0x55c4f4b4263d]
17: pnml2lts-mc(+0x67d86) [0x55c4f4b2dd86]
18: pnml2lts-mc(+0x60a8a) [0x55c4f4b26a8a]
19: pnml2lts-mc(+0x5eb15) [0x55c4f4b24b15]
20: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f40f9e0bd0a]
21: pnml2lts-mc(+0x6075e) [0x55c4f4b2675e]
ltl formula name DrinkVendingMachine-COL-48-LTLFireability-14
ltl formula formula --ltl=/tmp/1779/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
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
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/1779/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1779/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1779/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1779/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name DrinkVendingMachine-COL-48-LTLFireability-15
ltl formula formula --ltl=/tmp/1779/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
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
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1779/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1779/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1779/ltl_2_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.010 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1779/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 9 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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-48"
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-48, 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-167819419000604"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-48.tgz
mv DrinkVendingMachine-COL-48 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 ;