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.r135-smll-167819414800572.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 lolaxred
Input is DrinkVendingMachine-COL-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r135-smll-167819414800572
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 416K
-rw-r--r-- 1 mcc users 7.8K Feb 26 04:36 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Feb 26 04:36 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 04:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 4.1K Feb 25 16:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 04:39 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 04:39 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 04:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Feb 26 04:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 22K 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-02-LTLFireability-00
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-01
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-02
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-03
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-04
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-05
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-06
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-07
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-08
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-09
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-10
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-11
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-12
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-13
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-14
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678424355945

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-02
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-10 04:59:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-10 04:59:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-10 04:59:18] [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.
[2023-03-10 04:59:18] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-10 04:59:19] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 801 ms
[2023-03-10 04:59:19] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 24 PT places and 252.0 transition bindings in 23 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2023-03-10 04:59:19] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 6 ms.
[2023-03-10 04:59:19] [INFO ] Skeletonized 6 HLPN properties in 2 ms. Removed 10 properties that had guard overlaps.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 4 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Finished random walk after 101 steps, including 0 resets, run visited all 3 properties in 11 ms. (steps per millisecond=9 )
[2023-03-10 04:59:19] [INFO ] Flatten gal took : 16 ms
[2023-03-10 04:59:19] [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:8) in guard (AND (GT $x 5) (LEQ $x 7))introduces in Quality(8) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:8) in guard (AND (GT $x 3) (LEQ $x 5))introduces in Quality(8) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:8) in guard (AND (GT $x 1) (LEQ $x 3))introduces in Quality(8) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:8) in guard (LEQ $x 1)introduces in Quality(8) 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 8 reducing to 4 values.
For transition elaborate3:(AND (GT $x 5) (LEQ $x 7)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 3) (LEQ $x 5)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 1) (LEQ $x 3)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 1) -> (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 2
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 2
[2023-03-10 04:59:19] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 15 ms.
[2023-03-10 04:59:19] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-13 FALSE 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
[2023-03-10 04:59:19] [INFO ] Computed 6 place invariants in 15 ms
[2023-03-10 04:59:20] [INFO ] Dead Transitions using invariants and state equation in 179 ms found 1 transitions.
Found 1 dead transitions using SMT.
Drop transitions removed 1 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 1 transitions.
// Phase 1: matrix 9 rows 12 cols
[2023-03-10 04:59:20] [INFO ] Computed 6 place invariants in 0 ms
[2023-03-10 04:59:20] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-10 04:59:20] [INFO ] Invariant cache hit.
[2023-03-10 04:59:20] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/12 places, 9/10 transitions.
Reduce places removed 0 places and 1 transitions.
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/9 (removed 1) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 321 ms. Remains : 12/12 places, 8/10 transitions.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Support contains 10 out of 10 places after structural reductions.
[2023-03-10 04:59:20] [INFO ] Flatten gal took : 4 ms
[2023-03-10 04:59:20] [INFO ] Flatten gal took : 4 ms
[2023-03-10 04:59:20] [INFO ] Input system was already deterministic with 8 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 11) seen :8
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
// Phase 1: matrix 8 rows 10 cols
[2023-03-10 04:59:20] [INFO ] Computed 5 place invariants in 0 ms
[2023-03-10 04:59:20] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2023-03-10 04:59:20] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0
Fused 3 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 1 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 14 simplifications.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-02-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-02-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-02-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-02-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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' '!(X((p0||G(p1))))'
Support contains 7 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Dead Transitions using invariants and state equation in 68 ms found 0 transitions.
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Implicit Places using invariants in 39 ms returned []
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 199 ms. Remains : 10/10 places, 8/8 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}]], initial=1, aps=[p1:(AND (GEQ s5 1) (GEQ s6 1) (GEQ s8 2) (GEQ s4 1) (GEQ s6 1) (GEQ s8 1)), p0:(AND (LT s0 1) (LT s1 1) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, 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 3 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-00 finished in 546 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 2 transition count 4
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 14 place count 2 transition count 2
Applied a total of 14 rules in 5 ms. Remains 2 /10 variables (removed 8) and now considering 2/8 (removed 6) transitions.
// Phase 1: matrix 2 rows 2 cols
[2023-03-10 04:59:21] [INFO ] Computed 1 place invariants in 9 ms
[2023-03-10 04:59:21] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-10 04:59:21] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 04:59:21] [INFO ] Invariant cache hit.
[2023-03-10 04:59:21] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 2/10 places, 2/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 90 ms. Remains : 2/10 places, 2/8 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 50000 reset in 346 ms.
Product exploration explored 100000 steps with 50000 reset in 171 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))]
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 2 factoid took 122 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-02-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-01 finished in 792 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(p0))||F(p1)))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 10 cols
[2023-03-10 04:59:22] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 04:59:22] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
[2023-03-10 04:59:22] [INFO ] Invariant cache hit.
[2023-03-10 04:59:22] [INFO ] Implicit Places using invariants in 31 ms returned []
[2023-03-10 04:59:22] [INFO ] Invariant cache hit.
[2023-03-10 04:59:22] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-10 04:59:22] [INFO ] Invariant cache hit.
[2023-03-10 04:59:22] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 156 ms. Remains : 10/10 places, 8/8 transitions.
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 1}]], initial=3, aps=[p1:(OR (LT s4 1) (LT s6 1) (LT s8 1)), p0:(GEQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 32868 reset in 250 ms.
Stack based approach found an accepted trace after 233 steps with 72 reset with depth 7 and stack size 7 in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-02 finished in 570 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0&&X(X(p1)))))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 143 ms. Remains : 10/10 places, 8/8 transitions.
Stuttering acceptance computed with spot in 292 ms :[(NOT p1), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 1}, { cond=(NOT p0), acceptance={0} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 0}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 3}], [{ cond=true, acceptance={} source=5 dest: 4}]], initial=5, aps=[p0:(OR (LT s5 1) (LT s6 1) (LT s8 2)), p1:(GEQ s9 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 15103 reset in 150 ms.
Stack based approach found an accepted trace after 41 steps with 5 reset with depth 12 and stack size 12 in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-06 finished in 622 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||G(p1)))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 8 transition count 7
Applied a total of 3 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-10 04:59:23] [INFO ] Computed 4 place invariants in 1 ms
[2023-03-10 04:59:23] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-10 04:59:23] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 04:59:23] [INFO ] Invariant cache hit.
[2023-03-10 04:59:23] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/10 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 130 ms. Remains : 8/10 places, 7/8 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (LT s2 1) (LT s4 1)), p0:(OR (LT s3 1) (LT s4 1) (LT s6 2))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 6884 reset in 305 ms.
Stack based approach found an accepted trace after 57 steps with 5 reset with depth 5 and stack size 5 in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-08 finished in 537 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0 U !p1)))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 6 transition count 6
Applied a total of 6 rules in 3 ms. Remains 6 /10 variables (removed 4) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 6 cols
[2023-03-10 04:59:24] [INFO ] Computed 3 place invariants in 0 ms
[2023-03-10 04:59:24] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-10 04:59:24] [INFO ] Redundant transitions in 19 ms returned []
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/10 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 124 ms. Remains : 6/10 places, 6/8 transitions.
Stuttering acceptance computed with spot in 179 ms :[p1, true, p1]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p1) p0), acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p1 p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=2 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(OR (LT s1 1) (LT s2 1) (LT s4 2)), p0:(GEQ s5 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Entered a terminal (fully accepting) state of product in 17 steps with 1 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-09 finished in 320 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(!p0)&&F(!p1))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 8 transition count 7
Applied a total of 3 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 8 cols
[2023-03-10 04:59:24] [INFO ] Computed 4 place invariants in 0 ms
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants in 35 ms returned []
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2023-03-10 04:59:24] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Dead Transitions using invariants and state equation in 36 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/10 places, 7/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 117 ms. Remains : 8/10 places, 7/8 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR p0 p1), p0, p1]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(GEQ s7 1), p1:(AND (LT s0 1) (LT s1 1) (LT s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 13516 reset in 84 ms.
Stack based approach found an accepted trace after 34 steps with 6 reset with depth 17 and stack size 17 in 1 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-11 finished in 351 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 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
// Phase 1: matrix 8 rows 10 cols
[2023-03-10 04:59:24] [INFO ] Computed 5 place invariants in 1 ms
[2023-03-10 04:59:24] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants in 32 ms returned []
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2023-03-10 04:59:24] [INFO ] Invariant cache hit.
[2023-03-10 04:59:24] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 143 ms. Remains : 10/10 places, 8/8 transitions.
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(GEQ s7 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 8 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-12 finished in 241 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((!p0||X(X(X(G(!p0))))))))'
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2023-03-10 04:59:25] [INFO ] Invariant cache hit.
[2023-03-10 04:59:25] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
[2023-03-10 04:59:25] [INFO ] Invariant cache hit.
[2023-03-10 04:59:25] [INFO ] Implicit Places using invariants in 30 ms returned []
[2023-03-10 04:59:25] [INFO ] Invariant cache hit.
[2023-03-10 04:59:25] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-03-10 04:59:25] [INFO ] Invariant cache hit.
[2023-03-10 04:59:25] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 129 ms. Remains : 10/10 places, 8/8 transitions.
Stuttering acceptance computed with spot in 187 ms :[true, p0, p0, p0, p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 1}, { cond=(NOT p0), acceptance={} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=p0, acceptance={} source=5 dest: 0}, { cond=(NOT p0), acceptance={} source=5 dest: 5}]], initial=2, aps=[p0:(GEQ s9 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-15 finished in 333 ms.
All properties solved by simple procedures.
Total runtime 6925 ms.
ITS solved all properties within timeout

BK_STOP 1678424366608

--------------------
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

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-02"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DrinkVendingMachine-COL-02, 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 r135-smll-167819414800572"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-02.tgz
mv DrinkVendingMachine-COL-02 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 ;