Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r114-smll-177955740400074.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=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 2-5973
Executing tool itstools
Input is DrinkVendingMachine-COL-10, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740400074
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 5.9K Mar 7 08:04 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Mar 7 08:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 7 07:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 7 07:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 09:41 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 15 09:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 7 09:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Mar 7 09:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 7 09:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K Mar 7 09:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 24K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-00
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-01
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-02
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-03
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-04
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-05
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-06
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-07
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-08
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-09
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-10
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-11
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-12
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-13
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-14
FORMULA_NAME DrinkVendingMachine-COL-10-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779641624218

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202604301425
[2026-05-24 16:53:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 16:53:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 16:53:46] [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.
[2026-05-24 16:53:47] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 16:53:47] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1263 ms
[2026-05-24 16:53:47] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 120 PT places and 444460.0 transition bindings in 27 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 26 ms.
[2026-05-24 16:53:47] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 7 ms.
[2026-05-24 16:53:47] [INFO ] Skeletonized 2 HLPN properties in 2 ms. Removed 14 properties that had guard overlaps.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 1 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 37 steps (0 resets) in 6 ms. (5 steps per ms) remains 0/2 properties
[2026-05-24 16:53:47] [INFO ] Flatten gal took : 27 ms
[2026-05-24 16:53:47] [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 elaborate0 : guard parameter $x(Quality:40) in guard (LEQ $x 9)introduces in Quality(40) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:40) in guard (AND (GT $x 9) (LEQ $x 19))introduces in Quality(40) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:40) in guard (AND (GT $x 19) (LEQ $x 29))introduces in Quality(40) partition with 2 elements
Transition elaborate3 : guard parameter $x(Quality:40) in guard (AND (GT $x 29) (LEQ $x 39))introduces in Quality(40) 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 40 reducing to 4 values.
For transition elaborate0:(LEQ $x 9) -> (EQ $x 3)
For transition elaborate1:(AND (GT $x 9) (LEQ $x 19)) -> (EQ $x 2)
For transition elaborate2:(AND (GT $x 19) (LEQ $x 29)) -> (EQ $x 1)
For transition elaborate3:(AND (GT $x 29) (LEQ $x 39)) -> (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 10
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 10
[2026-05-24 16:53:47] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 39 ms.
[2026-05-24 16:53:47] [INFO ] Unfolded 16 HLPN properties in 1 ms.
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 7 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11123479683322323514.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1738358588773047786.kers'
[2026-05-24 16:53:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11123479683322323514.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1738358588773047786.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 10 rows 6 cols 17 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 16:53:48] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1738358588773047786.kers
Total runtime 2 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 462 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 24 constraints, problems are : Problem set: 0 solved, 6 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 829ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 844ms
[2026-05-24 16:53:48] [INFO ] Invariant cache hit.
[2026-05-24 16:53:48] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 16:53:48] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1029 ms. Remains : 12/12 places, 10/10 transitions.
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.
Skipped dead transition search.
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [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.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 72 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 11 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 10 ms
[2026-05-24 16:53:49] [INFO ] Input system was already deterministic with 10 transitions.
Reduction of identical properties reduced properties to check from 24 to 23
RANDOM walk for 4661 steps (0 resets) in 114 ms. (40 steps per ms) remains 0/23 properties
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 6 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 8 ms
[2026-05-24 16:53:49] [INFO ] Input system was already deterministic with 10 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
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.
Skipped dead transition search.
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [INFO ] Implicit Places using invariants in 39 ms returned []
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 98 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 4 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Time to serialize gal into /tmp/CTLFireability11820639430064755041.gal : 2 ms
[2026-05-24 16:53:49] [INFO ] Time to serialize properties into /tmp/CTLFireability2060416966969464728.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11820639430064755041.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2060416966969464728.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.164927,6828,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: AX(AX(AG((((theOptions>=1)&&(theProducts>=1))&&(wait_2>=1)))))
=> equivalent forward existential formula: [(FwdU(EY(EY(Init)),TRUE) * !((((theOptions>=1)&&(theProducts>=1))&&(wait_2>=1))))] = FALSE
(forward)formula 0,0,0.268582,7132,1,0,10,16748,10,2,238,21251,5
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 16:53:49] [INFO ] Invariant cache hit.
[2026-05-24 16:53:49] [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.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:49] [INFO ] Time to serialize gal into /tmp/CTLFireability5598012538927815095.gal : 1 ms
[2026-05-24 16:53:49] [INFO ] Time to serialize properties into /tmp/CTLFireability515076129397061054.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5598012538927815095.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability515076129397061054.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.151492,6936,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: (E(((E((productSlots>=1) U (((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))) + (AG((optionSlots>=1)) * AF(!((((ready_0>=1)||(ready_1>=1...742
=> equivalent forward existential formula: ([(FwdU(Init,((E((productSlots>=1) U (((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))) + (!(E(TRUE U !((option...1360
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 5/0/5
Using saturation style SCC detection
(forward)formula 0,0,0.259745,7204,1,0,59,16383,68,42,473,20792,56
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize gal into /tmp/CTLFireability11320504770283545301.gal : 1 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize properties into /tmp/CTLFireability14971648564015773641.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11320504770283545301.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14971648564015773641.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.159409,6932,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: EX((((E(AG((productSlots>=1)) U ((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))||(!(((theOptions>=1)&&(theProducts>=1))&&(wait_2>=1))...409
=> equivalent forward existential formula: [((((EY(Init) * (((theProducts>=1)&&(wait_3>=1))&&((((theOptions<1)||(theProducts<1))||(wait_2<1))&&((((ready_0>...472
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.215406,7200,1,0,13,16383,29,2,439,20792,15
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize gal into /tmp/CTLFireability40403187421988738.gal : 1 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize properties into /tmp/CTLFireability10464680757364103366.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability40403187421988738.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10464680757364103366.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.159024,6928,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: EX((!(E(E((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1))) U EG(((theProducts>=1)&&(wait_3>=1)))) U (AG((((theOptions>=3)&&(t...360
=> equivalent forward existential formula: ([(EY((EY(Init) * !(E(E((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1))) U EG(((theProducts>=1)&&(wa...696
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 2/0/8
(forward)formula 0,1,0.18398,7200,1,0,17,16383,38,3,455,20792,19
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
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.
Skipped dead transition search.
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 16:53:50] [INFO ] Invariant cache hit.
[2026-05-24 16:53:50] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize gal into /tmp/CTLFireability12175110102012314493.gal : 1 ms
[2026-05-24 16:53:50] [INFO ] Time to serialize properties into /tmp/CTLFireability5085626486537498832.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12175110102012314493.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5085626486537498832.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.157672,6920,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: EX((AG(((((theOptions<2)||(theProducts<1))||(wait_1<1)) * E(EG((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))) U !((((theOptions>=2)&...418
=> equivalent forward existential formula: (([FwdG((EY(Init) * !(E(TRUE U !(((((theOptions<2)||(theProducts<1))||(wait_1<1)) * E(EG((((theOptions>=3)&&(the...1037
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 3/10/7
(forward)formula 0,0,0.306888,7432,1,0,25,17985,50,14,480,20792,28
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 4 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:53:51] [INFO ] Invariant cache hit.
[2026-05-24 16:53:51] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:53:51] [INFO ] Invariant cache hit.
[2026-05-24 16:53:51] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
[2026-05-24 16:53:51] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 74 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 13 ms
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:51] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:51] [INFO ] Time to serialize gal into /tmp/CTLFireability17961786240231930236.gal : 1 ms
[2026-05-24 16:53:51] [INFO ] Time to serialize properties into /tmp/CTLFireability1032739005777467922.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17961786240231930236.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1032739005777467922.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.097942,6920,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: A(EF(EG(((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))||((theProducts>=1)&&(wait_3>=1))))) U E(((!(EF((((theOptions>=1)&&(...416
=> equivalent forward existential formula: [((Init * !(EG(!(E(((!(E(TRUE U (((theOptions>=1)&&(theProducts>=1))&&(wait_2>=1)))) + !(E(TRUE U !(((optionSlot...1149
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.116228,7188,1,0,9,16383,31,0,444,20792,19
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:51] [INFO ] Invariant cache hit.
[2026-05-24 16:53:51] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 16:53:51] [INFO ] Invariant cache hit.
[2026-05-24 16:53:51] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:51] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:51] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:51] [INFO ] Time to serialize gal into /tmp/CTLFireability8776770053895839071.gal : 1 ms
[2026-05-24 16:53:51] [INFO ] Time to serialize properties into /tmp/CTLFireability7178858164412984122.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8776770053895839071.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7178858164412984122.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.156556,6920,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: A(EG(AX((E((productSlots>=1) U (productSlots>=1)) * EG((optionSlots>=1))))) U !(A(!(((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready...372
=> equivalent forward existential formula: [((Init * !(EG(!(!(!((E(!(!((E(!(!(EX((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))))) U (!(((!(((ready_0>=...3477
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 5/0/5
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,1,0.36606,7688,1,0,57,19496,40,41,459,26111,50
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 8 transition count 8
Applied a total of 6 rules in 17 ms. Remains 8 /12 variables (removed 4) and now considering 8/10 (removed 2) transitions.
Running 4 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13605205280605927915.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12647247197218830029.kers'
[2026-05-24 16:53:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13605205280605927915.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12647247197218830029.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 8 rows 4 cols 13 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-24 16:53:51] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12647247197218830029.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/16 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 4 unsolved in 126 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/16 variables, 8/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 16 constraints, problems are : Problem set: 0 solved, 4 unsolved in 121 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 256ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 257ms
[2026-05-24 16:53:52] [INFO ] Invariant cache hit.
[2026-05-24 16:53:52] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:53:52] [INFO ] Invariant cache hit.
[2026-05-24 16:53:52] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2026-05-24 16:53:52] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_CTL mode, iteration 1 : 8/12 places, 8/10 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 345 ms. Remains : 8/12 places, 8/10 transitions.
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Input system was already deterministic with 8 transitions.
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Time to serialize gal into /tmp/CTLFireability16299097236267933086.gal : 1 ms
[2026-05-24 16:53:52] [INFO ] Time to serialize properties into /tmp/CTLFireability972507372908315807.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16299097236267933086.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability972507372908315807.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,14641,0.040492,4572,2,49,5,4252,6,0,51,4928,0


Converting to forward existential form...Done !
original formula: !(A((((theOptions>=1)&&(theProducts>=1))&&(wait_2>=1)) U AG((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1)))))
=> equivalent forward existential formula: ([(FwdU((FwdU(Init,!(!(E(TRUE U !((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))))))) * !((((theOptions>=1)&...357
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.078404,4844,1,0,10,5127,18,4,312,5972,11
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

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.
Running 6 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11525169146170211956.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1355071837567935095.kers'
[2026-05-24 16:53:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11525169146170211956.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1355071837567935095.kers]
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 10 rows 6 cols 17 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 16:53:52] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1355071837567935095.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 18 constraints, problems are : Problem set: 0 solved, 6 unsolved in 229 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 6/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 24 constraints, problems are : Problem set: 0 solved, 6 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 460ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 460ms
[2026-05-24 16:53:52] [INFO ] Invariant cache hit.
[2026-05-24 16:53:52] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 16:53:52] [INFO ] Invariant cache hit.
[2026-05-24 16:53:52] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 558 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:52] [INFO ] Time to serialize gal into /tmp/CTLFireability4842668823463931517.gal : 0 ms
[2026-05-24 16:53:52] [INFO ] Time to serialize properties into /tmp/CTLFireability11804200634394012900.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4842668823463931517.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11804200634394012900.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.165552,6948,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: E(E((!((!((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))) + !(AF((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1)))))) + ((EF((produ...606
=> equivalent forward existential formula: [(FwdU(Init,E((!((!((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))) + !(!(EG(!((((theOptions>=2)&&(theProduc...676
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,1,1.10387,25548,1,0,279,119333,50,297,461,174031,453
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
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.
Skipped dead transition search.
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 60 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize gal into /tmp/CTLFireability7530079619272081288.gal : 1 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize properties into /tmp/CTLFireability15154684440934794626.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7530079619272081288.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15154684440934794626.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.096499,6924,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: AG(EX(A(!(((productSlots<1) * AF((optionSlots>=1)))) U !(EX((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!((E(!(!(EX((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))))) U (!(!(((productSlots...336
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
(forward)formula 0,0,0.127259,7196,1,0,40,16383,26,31,427,20792,38
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 53 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize gal into /tmp/CTLFireability14466203294353494634.gal : 1 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize properties into /tmp/CTLFireability4013552481857996304.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14466203294353494634.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4013552481857996304.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.112183,6936,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: (EG((EF(AX(AG((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))))) * (AF(!(A((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1)...751
=> equivalent forward existential formula: [(EY((((EY((Init * !(EG((E(TRUE U !(EX(!(!(E(TRUE U !((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)...990
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.122958,7204,1,0,16,16383,35,7,453,20792,15
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
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.
Skipped dead transition search.
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:54] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize gal into /tmp/CTLFireability15804428137028054367.gal : 1 ms
[2026-05-24 16:53:54] [INFO ] Time to serialize properties into /tmp/CTLFireability7199573367554303585.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15804428137028054367.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7199573367554303585.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.158742,6932,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: AX((EX(AG(EF((productSlots<1)))) * AG(((productSlots>=1)&&((((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))||(ready_0>=1))||((ready_1...194
=> equivalent forward existential formula: ([(EY(Init) * !(EX(!(E(TRUE U !(E(TRUE U (productSlots<1))))))))] = FALSE * [(FwdU(EY(Init),TRUE) * !(((productS...292
(forward)formula 0,0,0.272245,7200,1,0,9,16572,10,2,253,20960,4
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
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.
Skipped dead transition search.
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:54] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-24 16:53:54] [INFO ] Invariant cache hit.
[2026-05-24 16:53:55] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 95 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 10 ms
[2026-05-24 16:53:55] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize gal into /tmp/CTLFireability641772531728498037.gal : 0 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize properties into /tmp/CTLFireability14957803375851723160.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability641772531728498037.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14957803375851723160.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.163435,6944,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: (AF(EG(AG((optionSlots<1)))) * (EG((E((productSlots<1) U !(AG((optionSlots>=1)))) + EG(EX((productSlots>=1))))) + AX((optionSlots>=1))))
=> equivalent forward existential formula: ([FwdG(Init,!(EG(!(E(TRUE U !((optionSlots<1)))))))] = FALSE * [(EY((Init * !(EG((E((productSlots<1) U !(!(E(TRU...248
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 5/0/5
Using saturation style SCC detection
(forward)formula 0,0,0.334885,7912,1,0,11,21851,36,3,457,27935,20
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:55] [INFO ] Invariant cache hit.
[2026-05-24 16:53:55] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:53:55] [INFO ] Invariant cache hit.
[2026-05-24 16:53:55] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:55] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize gal into /tmp/CTLFireability1914963817744157634.gal : 1 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize properties into /tmp/CTLFireability4041914210751444602.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1914963817744157634.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4041914210751444602.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.102965,6952,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: AX(EG((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))))
=> equivalent forward existential formula: [(EY(Init) * !(EG((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1)))))] = FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.109599,7196,1,0,8,16383,18,2,413,20792,7
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:55] [INFO ] Invariant cache hit.
[2026-05-24 16:53:55] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:53:55] [INFO ] Invariant cache hit.
[2026-05-24 16:53:55] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 74 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:55] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:55] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize gal into /tmp/CTLFireability15952626933658495080.gal : 0 ms
[2026-05-24 16:53:55] [INFO ] Time to serialize properties into /tmp/CTLFireability4317720285731322285.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15952626933658495080.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4317720285731322285.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.097884,6956,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: (EX(AG(AX((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1))))) + (A(!(EG(((optionSlots>=1) + EG((((theOptions>=1)&&(theProducts>=1))&&(w...975
=> equivalent forward existential formula: ([(EY(Init) * !(E(TRUE U !(!(EX(!((((theOptions>=3)&&(theProducts>=1))&&(wait_0>=1)))))))))] != FALSE + ([(((Ini...5378
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Using saturation style SCC detection
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 5/0/5
Hit Full ! (commute/partial/dont) 0/0/10
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,0.606746,16392,1,0,117,58346,80,89,500,83347,107
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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.
Skipped dead transition search.
[2026-05-24 16:53:56] [INFO ] Invariant cache hit.
[2026-05-24 16:53:56] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 16:53:56] [INFO ] Invariant cache hit.
[2026-05-24 16:53:56] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 69 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:53:56] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:56] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:56] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:53:56] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:56] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:56] [INFO ] Time to serialize gal into /tmp/CTLFireability10295195156214296550.gal : 0 ms
[2026-05-24 16:53:56] [INFO ] Time to serialize properties into /tmp/CTLFireability16414034037846830321.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10295195156214296550.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16414034037846830321.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.77156e+06,0.098229,6932,2,73,5,16383,6,0,69,20792,0


Converting to forward existential form...Done !
original formula: A(!(EG(AG((((theOptions>=2)&&(theProducts>=1))&&(wait_1>=1))))) U E(E(((AG((optionSlots>=1)) * (theProducts>=1)) * ((wait_3>=1)&&(((theOp...355
=> equivalent forward existential formula: [((Init * !(EG(!(E(E(((!(E(TRUE U !((optionSlots>=1)))) * (theProducts>=1)) * ((wait_3>=1)&&(((theOptions>=2)&&(...1056
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.114243,7200,1,0,11,16383,36,3,437,20792,19
FORMULA DrinkVendingMachine-COL-10-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

[2026-05-24 16:53:56] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:53:56] [INFO ] Flatten gal took : 0 ms
Total runtime 10363 ms.

BK_STOP 1779641636556

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -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-10"
export BK_EXAMINATION="CTLFireability"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DrinkVendingMachine-COL-10, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740400074"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-10.tgz
mv DrinkVendingMachine-COL-10 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;