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.r133-smll-167819411400604.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 itstools
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 r133-smll-167819411400604
=====================================================================

--------------------
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 1678628349272

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=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-48
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202303021504
[2023-03-12 13:39:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-12 13:39:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 13:39:12] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-12 13:39:13] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 13:39:13] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 738 ms
[2023-03-12 13:39:13] [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 12 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 13:39:13] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 5 ms.
[2023-03-12 13:39:13] [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 )
[2023-03-12 13:39:13] [INFO ] Flatten gal took : 18 ms
[2023-03-12 13:39:13] [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
[2023-03-12 13:39:13] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 23 ms.
[2023-03-12 13:39:13] [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 8 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-12 13:39:14] [INFO ] Computed 6 place invariants in 11 ms
[2023-03-12 13:39:14] [INFO ] Dead Transitions using invariants and state equation in 207 ms found 0 transitions.
[2023-03-12 13:39:14] [INFO ] Invariant cache hit.
[2023-03-12 13:39:14] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 13:39:14] [INFO ] Invariant cache hit.
[2023-03-12 13:39:14] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2023-03-12 13:39:14] [INFO ] Invariant cache hit.
[2023-03-12 13:39:14] [INFO ] Dead Transitions using invariants and state equation in 47 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 393 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2023-03-12 13:39:14] [INFO ] Flatten gal took : 4 ms
[2023-03-12 13:39:14] [INFO ] Flatten gal took : 5 ms
[2023-03-12 13:39:14] [INFO ] Input system was already deterministic with 10 transitions.
Finished random walk after 67 steps, including 0 resets, run visited all 13 properties in 14 ms. (steps per millisecond=4 )
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.
[2023-03-12 13:39:14] [INFO ] Invariant cache hit.
[2023-03-12 13:39:14] [INFO ] Dead Transitions using invariants and state equation in 67 ms found 0 transitions.
[2023-03-12 13:39:14] [INFO ] Invariant cache hit.
[2023-03-12 13:39:15] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-12 13:39:15] [INFO ] Invariant cache hit.
[2023-03-12 13:39:15] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-12 13:39:15] [INFO ] Invariant cache hit.
[2023-03-12 13:39:15] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 171 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 338 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 336 ms.
Product exploration explored 100000 steps with 50000 reset in 219 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 (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p3), (X (NOT p2)), true, (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p3))]
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 312 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 1498 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 5 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
// Phase 1: matrix 7 rows 6 cols
[2023-03-12 13:39:16] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 13:39:16] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-03-12 13:39:16] [INFO ] Invariant cache hit.
[2023-03-12 13:39:16] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-12 13:39:16] [INFO ] Invariant cache hit.
[2023-03-12 13:39:16] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
[2023-03-12 13:39:16] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-12 13:39:16] [INFO ] Invariant cache hit.
[2023-03-12 13:39:16] [INFO ] Dead Transitions using invariants and state equation in 35 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 191 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 47 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 172 ms.
Product exploration explored 100000 steps with 50000 reset in 104 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 (NOT p1) (NOT p0)))), (X (NOT (AND 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 198 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 50 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10007 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 13:39:17] [INFO ] Invariant cache hit.
[2023-03-12 13:39:17] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 13:39:17] [INFO ] After 41ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 13:39:17] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-12 13:39:17] [INFO ] After 30ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 13:39:17] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-12 13:39:17] [INFO ] After 95ms 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 3 ms.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND 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 332 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 51 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 38 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 1 ms. Remains 6 /6 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2023-03-12 13:39:17] [INFO ] Invariant cache hit.
[2023-03-12 13:39:17] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
[2023-03-12 13:39:17] [INFO ] Invariant cache hit.
[2023-03-12 13:39:17] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-03-12 13:39:17] [INFO ] Invariant cache hit.
[2023-03-12 13:39:17] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-12 13:39:17] [INFO ] Redundant transitions in 18 ms returned []
[2023-03-12 13:39:17] [INFO ] Invariant cache hit.
[2023-03-12 13:39:17] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 156 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) (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 293 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 56 ms :[(AND (NOT p0) (NOT p1))]
Incomplete random walk after 10019 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=770 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 13:39:18] [INFO ] Invariant cache hit.
[2023-03-12 13:39:18] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 13:39:18] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 13:39:18] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2023-03-12 13:39:18] [INFO ] After 10ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 13:39:18] [INFO ] After 22ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-03-12 13:39:18] [INFO ] After 61ms 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 4 ms. (steps per millisecond=48 )
Parikh walk visited 1 properties in 3 ms.
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 280 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 48 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 42 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 50000 reset in 144 ms.
Product exploration explored 100000 steps with 50000 reset in 158 ms.
Built C files in :
/tmp/ltsmin3539196719079233186
[2023-03-12 13:39:19] [INFO ] Computing symmetric may disable matrix : 7 transitions.
[2023-03-12 13:39:19] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:19] [INFO ] Computing symmetric may enable matrix : 7 transitions.
[2023-03-12 13:39:19] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:19] [INFO ] Computing Do-Not-Accords matrix : 7 transitions.
[2023-03-12 13:39:19] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:19] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3539196719079233186
Running compilation step : cd /tmp/ltsmin3539196719079233186;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 367 ms.
Running link step : cd /tmp/ltsmin3539196719079233186;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 64 ms.
Running LTSmin : cd /tmp/ltsmin3539196719079233186;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8437828045344578896.hoa' '--buchi-type=spotba'
LTSmin run took 117 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-02 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-02 finished in 3471 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
[2023-03-12 13:39:19] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-12 13:39:19] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
[2023-03-12 13:39:19] [INFO ] Invariant cache hit.
[2023-03-12 13:39:19] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 13:39:19] [INFO ] Invariant cache hit.
[2023-03-12 13:39:19] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
[2023-03-12 13:39:19] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 13:39:19] [INFO ] Invariant cache hit.
[2023-03-12 13:39:19] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 180 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 257 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 415 reset in 423 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-04 finished in 892 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 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-12 13:39:20] [INFO ] Invariant cache hit.
[2023-03-12 13:39:20] [INFO ] Dead Transitions using invariants and state equation in 37 ms found 0 transitions.
[2023-03-12 13:39:20] [INFO ] Invariant cache hit.
[2023-03-12 13:39:20] [INFO ] Implicit Places using invariants in 46 ms returned []
[2023-03-12 13:39:20] [INFO ] Invariant cache hit.
[2023-03-12 13:39:20] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
[2023-03-12 13:39:20] [INFO ] Invariant cache hit.
[2023-03-12 13:39:20] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 176 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 90 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 40358 reset in 149 ms.
Stack based approach found an accepted trace after 49 steps with 21 reset with depth 4 and stack size 4 in 1 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-05 finished in 431 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.
[2023-03-12 13:39:21] [INFO ] Invariant cache hit.
[2023-03-12 13:39:21] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-03-12 13:39:21] [INFO ] Invariant cache hit.
[2023-03-12 13:39:21] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-03-12 13:39:21] [INFO ] Invariant cache hit.
[2023-03-12 13:39:21] [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.
[2023-03-12 13:39:21] [INFO ] Invariant cache hit.
[2023-03-12 13:39:21] [INFO ] Dead Transitions using invariants and state equation in 29 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 124 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 362 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 125 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 140 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 299 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 165 ms :[(NOT p0), (NOT p0), (NOT p0), true]
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0), (NOT p0), true]
[2023-03-12 13:39:22] [INFO ] Invariant cache hit.
[2023-03-12 13:39:22] [INFO ] [Real]Absence check using 6 positive place invariants in 3 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 202 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 1910 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
[2023-03-12 13:39:23] [INFO ] Computed 3 place invariants in 1 ms
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [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.
[2023-03-12 13:39:23] [INFO ] Redundant transitions in 18 ms returned []
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 28 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 143 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 52 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 92 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-07 finished in 306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(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
[2023-03-12 13:39:23] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 35 ms found 0 transitions.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [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.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 35 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 144 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 310 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.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 41 ms found 0 transitions.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-03-12 13:39:23] [INFO ] Invariant cache hit.
[2023-03-12 13:39:23] [INFO ] Dead Transitions using invariants and state equation in 28 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 400 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 279 ms.
Product exploration explored 100000 steps with 0 reset in 345 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 433 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 338 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 10045 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1116 ) properties (out of 9) seen :8
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 13:39:25] [INFO ] Invariant cache hit.
[2023-03-12 13:39:25] [INFO ] After 17ms 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 641 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 418 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 383 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)]
[2023-03-12 13:39:27] [INFO ] Invariant cache hit.
[2023-03-12 13:39:27] [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 803 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 4338 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.
[2023-03-12 13:39:27] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [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 272 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 420 reset in 189 ms.
Stack based approach found an accepted trace after 132 steps with 0 reset with depth 133 and stack size 133 in 0 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-10 finished in 626 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 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants in 33 ms returned []
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 154 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 103 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 272 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
[2023-03-12 13:39:28] [INFO ] Computed 1 place invariants in 1 ms
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-03-12 13:39:28] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 13:39:28] [INFO ] Invariant cache hit.
[2023-03-12 13:39:28] [INFO ] Dead Transitions using invariants and state equation in 27 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 93 ms. Remains : 2/12 places, 2/10 transitions.
Stuttering acceptance computed with spot in 104 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 994 reset in 83 ms.
Product exploration explored 100000 steps with 1440 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 : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 171 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 105 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 201 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 89 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 101 ms :[(NOT p0), (NOT p0)]
[2023-03-12 13:39:29] [INFO ] Invariant cache hit.
[2023-03-12 13:39:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:39:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 13:39:30] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-12 13:39:30] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-12 13:39:30] [INFO ] Added : 0 causal constraints over 0 iterations in 4 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 1 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-12 13:39:30] [INFO ] Invariant cache hit.
[2023-03-12 13:39:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-12 13:39:30] [INFO ] Invariant cache hit.
[2023-03-12 13:39:30] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-03-12 13:39:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 13:39:30] [INFO ] Invariant cache hit.
[2023-03-12 13:39:30] [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 86 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 169 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 97 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 198 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 100 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
[2023-03-12 13:39:30] [INFO ] Invariant cache hit.
[2023-03-12 13:39:30] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 13:39:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 13:39:30] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-12 13:39:30] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-12 13:39:30] [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 96 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1466 reset in 71 ms.
Product exploration explored 100000 steps with 1232 reset in 88 ms.
Built C files in :
/tmp/ltsmin4324561813691283535
[2023-03-12 13:39:31] [INFO ] Computing symmetric may disable matrix : 2 transitions.
[2023-03-12 13:39:31] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:31] [INFO ] Computing symmetric may enable matrix : 2 transitions.
[2023-03-12 13:39:31] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:31] [INFO ] Computing Do-Not-Accords matrix : 2 transitions.
[2023-03-12 13:39:31] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2023-03-12 13:39:31] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4324561813691283535
Running compilation step : cd /tmp/ltsmin4324561813691283535;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 128 ms.
Running link step : cd /tmp/ltsmin4324561813691283535;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin4324561813691283535;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13314541550667571186.hoa' '--buchi-type=spotba'
LTSmin run took 52 ms.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-14 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-14 finished in 2482 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 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
// Phase 1: matrix 10 rows 12 cols
[2023-03-12 13:39:31] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-12 13:39:31] [INFO ] Dead Transitions using invariants and state equation in 39 ms found 0 transitions.
[2023-03-12 13:39:31] [INFO ] Invariant cache hit.
[2023-03-12 13:39:31] [INFO ] Implicit Places using invariants in 34 ms returned []
[2023-03-12 13:39:31] [INFO ] Invariant cache hit.
[2023-03-12 13:39:31] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2023-03-12 13:39:31] [INFO ] Invariant cache hit.
[2023-03-12 13:39:31] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 159 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 341 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 434 reset in 103 ms.
Product exploration explored 100000 steps with 423 reset in 114 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 135 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 472 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 50 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=25 )
Knowledge obtained : [(AND p0 (NOT p1)), true]
False Knowledge obtained : [(F (NOT p0)), (F p1)]
Knowledge based reduction with 2 factoid took 205 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 378 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 407 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.
[2023-03-12 13:39:33] [INFO ] Invariant cache hit.
[2023-03-12 13:39:33] [INFO ] Dead Transitions using invariants and state equation in 46 ms found 0 transitions.
[2023-03-12 13:39:33] [INFO ] Invariant cache hit.
[2023-03-12 13:39:33] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-12 13:39:33] [INFO ] Invariant cache hit.
[2023-03-12 13:39:33] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
[2023-03-12 13:39:33] [INFO ] Invariant cache hit.
[2023-03-12 13:39:33] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 172 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 135 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 392 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 220 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 396 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 396 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 395 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 437 reset in 176 ms.
Product exploration explored 100000 steps with 422 reset in 206 ms.
Applying partial POR strategy [false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 390 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 7 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
[2023-03-12 13:39:36] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
// Phase 1: matrix 8 rows 12 cols
[2023-03-12 13:39:36] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-12 13:39:36] [INFO ] Dead Transitions using invariants and state equation in 44 ms found 0 transitions.
[2023-03-12 13:39:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 13:39:36] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2023-03-12 13:39:36] [INFO ] Invariant cache hit.
[2023-03-12 13:39:37] [INFO ] Dead Transitions using invariants and state equation in 37 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 100 ms. Remains : 12/12 places, 10/10 transitions.
Built C files in :
/tmp/ltsmin390030073489280772
[2023-03-12 13:39:37] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin390030073489280772
Running compilation step : cd /tmp/ltsmin390030073489280772;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 142 ms.
Running link step : cd /tmp/ltsmin390030073489280772;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin390030073489280772;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased8458199632042071591.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
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
[2023-03-12 13:39:52] [INFO ] Computed 6 place invariants in 1 ms
[2023-03-12 13:39:52] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
[2023-03-12 13:39:52] [INFO ] Invariant cache hit.
[2023-03-12 13:39:52] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-12 13:39:52] [INFO ] Invariant cache hit.
[2023-03-12 13:39:52] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-12 13:39:52] [INFO ] Invariant cache hit.
[2023-03-12 13:39:52] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 122 ms. Remains : 12/12 places, 10/10 transitions.
Built C files in :
/tmp/ltsmin10767059767113200990
[2023-03-12 13:39:52] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10767059767113200990
Running compilation step : cd /tmp/ltsmin10767059767113200990;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 95 ms.
Running link step : cd /tmp/ltsmin10767059767113200990;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 26 ms.
Running LTSmin : cd /tmp/ltsmin10767059767113200990;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14161522199575735844.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2023-03-12 13:40:07] [INFO ] Flatten gal took : 15 ms
[2023-03-12 13:40:07] [INFO ] Flatten gal took : 3 ms
[2023-03-12 13:40:07] [INFO ] Time to serialize gal into /tmp/LTL1807988564931952602.gal : 1 ms
[2023-03-12 13:40:07] [INFO ] Time to serialize properties into /tmp/LTL16052968214820807911.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1807988564931952602.gal' '-t' 'CGAL' '-hoa' '/tmp/aut12365037554301522327.hoa' '-atoms' '/tmp/LTL16052968214820807911.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL16052968214820807911.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut12365037554301522327.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
9 unique states visited
9 strongly connected components in search stack
10 transitions explored
9 items max in DFS search stack
150 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,1.52902,48784,1,0,14,179928,23,0,881,232918,39
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA DrinkVendingMachine-COL-48-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property DrinkVendingMachine-COL-48-LTLFireability-15 finished in 37885 ms.
All properties solved by simple procedures.
Total runtime 56550 ms.

BK_STOP 1678628410368

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="itstools"
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 itstools"
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 r133-smll-167819411400604"
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 ;