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-177955740400082.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-16, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740400082
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 6.4K Mar 7 09:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Mar 7 09:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Mar 7 09:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 09:48 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 2.6K 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 8.2K Mar 7 09:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 68K Mar 7 09:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 09:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 101K Mar 7 09:48 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 25K 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-16-CTLFireability-2024-00
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-01
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-02
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-03
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-04
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-05
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-06
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-07
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-08
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-09
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-10
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-11
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-12
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-13
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-14
FORMULA_NAME DrinkVendingMachine-COL-16-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779641904159

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-16
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202604301425
[2026-05-24 16:58:26] [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 16:58:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 16:58:26] [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 16:58:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 16:58:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1221 ms
[2026-05-24 16:58:27] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 192 PT places and 4473952.0 transition bindings in 32 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 30 ms.
[2026-05-24 16:58:27] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 9 ms.
[2026-05-24 16:58:27] [INFO ] Skeletonized 3 HLPN properties in 3 ms. Removed 13 properties that had guard overlaps.
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 3 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 89 steps (0 resets) in 9 ms. (8 steps per ms) remains 0/3 properties
[2026-05-24 16:58:27] [INFO ] Flatten gal took : 45 ms
[2026-05-24 16:58:27] [INFO ] Flatten gal took : 4 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:64) in guard (AND (GT $x 47) (LEQ $x 63))introduces in Quality(64) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:64) in guard (AND (GT $x 31) (LEQ $x 47))introduces in Quality(64) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:64) in guard (AND (GT $x 15) (LEQ $x 31))introduces in Quality(64) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:64) in guard (LEQ $x 15)introduces in Quality(64) 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 64 reducing to 4 values.
For transition elaborate3:(AND (GT $x 47) (LEQ $x 63)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 31) (LEQ $x 47)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 15) (LEQ $x 31)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 15) -> (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 16
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 16
[2026-05-24 16:58:28] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 55 ms.
[2026-05-24 16:58:28] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-12 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.
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-8231262403372844325.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16555264156570755332.kers'
[2026-05-24 16:58:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8231262403372844325.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16555264156570755332.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 16:58:28] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16555264156570755332.kers
Total runtime 1 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 515 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 823ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 840ms
[2026-05-24 16:58:28] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 16:58:29] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1024 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 16:58:29] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:58:29] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 8 ms
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 9 ms
[2026-05-24 16:58:29] [INFO ] Input system was already deterministic with 10 transitions.
Reduction of identical properties reduced properties to check from 22 to 21
RANDOM walk for 40021 steps (8 resets) in 574 ms. (69 steps per ms) remains 1/21 properties
BEST_FIRST walk for 40004 steps (8 resets) in 889 ms. (44 steps per ms) remains 1/1 properties
[2026-05-24 16:58:29] [INFO ] Invariant cache hit.
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 7/22 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 0/6 constraints, State Equation: 0/12 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 5 ms
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 6 ms
[2026-05-24 16:58:29] [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 16:58:29] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-24 16:58:29] [INFO ] Invariant cache hit.
[2026-05-24 16:58:29] [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 16:58:29] [INFO ] Flatten gal took : 6 ms
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 4 ms
[2026-05-24 16:58:29] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:58:29] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:29] [INFO ] Time to serialize gal into /tmp/CTLFireability4445161009017151301.gal : 2 ms
[2026-05-24 16:58:29] [INFO ] Time to serialize properties into /tmp/CTLFireability12468287295859727822.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/CTLFireability4445161009017151301.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12468287295859727822.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,2.41376e+07,0.200355,9236,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: EX((AF((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1))) * E(A((EF((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1))) * EF((optionSlot...243
=> equivalent forward existential formula: [(FwdU((EY(Init) * !(EG(!((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1)))))),!((E(!(!((((wait_0>=1)&&(thePro...444
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.314032,9488,1,0,15,31517,36,5,509,40755,19
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-00 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 16:58:30] [INFO ] Invariant cache hit.
[2026-05-24 16:58:30] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 16:58:30] [INFO ] Invariant cache hit.
[2026-05-24 16:58:30] [INFO ] Implicit Places using invariants and state equation in 48 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 75 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:30] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:30] [INFO ] Time to serialize gal into /tmp/CTLFireability6811434272787245660.gal : 0 ms
[2026-05-24 16:58:30] [INFO ] Time to serialize properties into /tmp/CTLFireability10017673961858253999.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/CTLFireability6811434272787245660.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10017673961858253999.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,2.41376e+07,0.182054,9332,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: (A((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1)) U AG(!(AG(((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))||(((wait_3>...654
=> equivalent forward existential formula: ([((Init * !(!((E(!(!(E(TRUE U !(!(!(E(TRUE U !(((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))||(...1621
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 2/24/8
Hit Full ! (commute/partial/dont) 3/10/7
Hit Full ! (commute/partial/dont) 4/0/6
(forward)formula 0,1,0.234762,9560,1,0,22,31517,60,8,610,40755,21
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-01 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 16:58:30] [INFO ] Invariant cache hit.
[2026-05-24 16:58:30] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 16:58:30] [INFO ] Invariant cache hit.
[2026-05-24 16:58:30] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 67 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 16:58:30] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:30] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:30] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:30] [INFO ] Time to serialize gal into /tmp/CTLFireability2373373775654971391.gal : 1 ms
[2026-05-24 16:58:30] [INFO ] Time to serialize properties into /tmp/CTLFireability12249588884480705751.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/CTLFireability2373373775654971391.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12249588884480705751.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,2.41376e+07,0.219494,9324,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: AG(EX((((wait_0>=1)&&(theProducts>=1))&&((optionSlots<1)||((wait_1>=1)&&(theOptions>=1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX((((wait_0>=1)&&(theProducts>=1))&&((optionSlots<1)||((wait_1>=1)&&(theOptions>=1)))))))...164
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.230085,9544,1,0,8,31517,10,2,468,40755,4
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-02 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 3 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:58:30] [INFO ] Invariant cache hit.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:58:31] [INFO ] Invariant cache hit.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2026-05-24 16:58:31] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 78 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize gal into /tmp/CTLFireability13987291975356901299.gal : 1 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize properties into /tmp/CTLFireability6707235819188490396.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/CTLFireability13987291975356901299.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6707235819188490396.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,2.41376e+07,0.184117,9332,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: A((productSlots<1) U (A(!(AG((((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))&&(wait_0>=1))&&(theProducts>=1)))) U EF(!((((...366
=> equivalent forward existential formula: [((Init * !(EG(!((!((E(!(E(TRUE U !((((wait_3>=1)&&(theProducts>=1))&&(theOptions>=3))))) U (!(!(!(E(TRUE U !(((...1632
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 2/0/8
(forward)formula 0,1,0.207157,9556,1,0,9,31517,34,2,534,40755,14
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 2 transition count 5
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 18 place count 2 transition count 2
Applied a total of 18 rules in 15 ms. Remains 2 /12 variables (removed 10) and now considering 2/10 (removed 8) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14953740497165843726.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16771144433433143609.kers'
[2026-05-24 16:58:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14953740497165843726.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16771144433433143609.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 16:58:31] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16771144433433143609.kers
Total runtime 0 ms.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-24 16:58:31] [INFO ] Invariant cache hit.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-24 16:58:31] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 16:58:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/4 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/4 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 64ms
Starting structural reductions in SI_CTL mode, iteration 1 : 2/12 places, 2/10 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 129 ms. Remains : 2/12 places, 2/10 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 0 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 0 ms
[2026-05-24 16:58:31] [INFO ] Input system was already deterministic with 2 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 0 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize gal into /tmp/CTLFireability9341755491977485246.gal : 0 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize properties into /tmp/CTLFireability9728380385824643224.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/CTLFireability9341755491977485246.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9728380385824643224.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,17,0.003915,3776,2,19,5,117,6,0,13,80,0


Converting to forward existential form...Done !
original formula: EG((productSlots<1))
=> equivalent forward existential formula: [FwdG(Init,(productSlots<1))] != FALSE
Hit Full ! (commute/partial/dont) 0/0/2
(forward)formula 0,0,0.005067,4048,1,0,5,117,19,0,80,80,8
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 2 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-7593857562435731263.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10435615158228325490.kers'
[2026-05-24 16:58:31] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7593857562435731263.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10435615158228325490.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 16:58:31] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10435615158228325490.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 147 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 161 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 318ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 318ms
[2026-05-24 16:58:31] [INFO ] Invariant cache hit.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:58:31] [INFO ] Invariant cache hit.
[2026-05-24 16:58:31] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2026-05-24 16:58:31] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 390 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize gal into /tmp/CTLFireability3361023417265648942.gal : 1 ms
[2026-05-24 16:58:31] [INFO ] Time to serialize properties into /tmp/CTLFireability16507420783880083561.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/CTLFireability3361023417265648942.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16507420783880083561.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,2.41376e+07,0.277163,9340,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: EF((((EG((productSlots>=1)) * (wait_3>=1)) * ((theProducts>=1)&&(theOptions>=3))) * ((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready...198
=> equivalent forward existential formula: [FwdG((((FwdU(Init,TRUE) * ((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))||((wait_2>=1)&&(theOpti...248
Hit Full ! (commute/partial/dont) 5/0/5
(forward)formula 0,1,0.291691,9560,1,0,11,31517,22,4,511,40755,11
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-08 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 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants and state equation in 36 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 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize gal into /tmp/CTLFireability734812848858636305.gal : 1 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize properties into /tmp/CTLFireability13910404052677959874.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/CTLFireability734812848858636305.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13910404052677959874.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,2.41376e+07,0.189872,9328,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: AF((EX((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1))) * E(AX(EF((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1)))) U ((wait_0>=1)&...176
=> equivalent forward existential formula: [FwdG(Init,!((EX((((wait_1>=1)&&(theProducts>=1))&&(theOptions>=1))) * E(!(EX(!(E(TRUE U (((wait_1>=1)&&(theProd...233
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.19969,9556,1,0,9,31517,21,3,498,40755,11
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-09 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 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 86 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 7 ms
[2026-05-24 16:58:32] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize gal into /tmp/CTLFireability14101770005292261418.gal : 1 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize properties into /tmp/CTLFireability5905336121158293228.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/CTLFireability14101770005292261418.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5905336121158293228.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,2.41376e+07,0.181623,9328,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: (AF(AX(AG((optionSlots>=1)))) + AX(EX(AF(E((optionSlots>=1) U (optionSlots>=1))))))
=> equivalent forward existential formula: [(EY((Init * !(!(EG(!(!(EX(!(!(E(TRUE U !((optionSlots>=1))))))))))))) * !(EX(!(EG(!(E((optionSlots>=1) U (optio...181
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 6/0/4
Using saturation style SCC detection
(forward)formula 0,1,0.196007,9556,1,0,11,31517,29,5,520,40755,14
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-10 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.
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 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-24 16:58:32] [INFO ] Invariant cache hit.
[2026-05-24 16:58:32] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2026-05-24 16:58:32] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 81 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:32] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:32] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize gal into /tmp/CTLFireability4075893945410082464.gal : 1 ms
[2026-05-24 16:58:32] [INFO ] Time to serialize properties into /tmp/CTLFireability10293670713924914002.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/CTLFireability4075893945410082464.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10293670713924914002.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,2.41376e+07,0.287895,9324,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: EF((((EF((((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))&&(wait_3>=1))&&((theProducts>=1)&&(theOptions>=3)))) + (ready_0>=...207
=> equivalent forward existential formula: ((([(FwdU(FwdU(Init,TRUE),TRUE) * (((((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1)))&&(wait_3>=1))&&...359
(forward)formula 0,1,0.291405,9548,1,0,6,31517,9,1,305,40755,3
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-11 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.
Skipped dead transition search.
[2026-05-24 16:58:33] [INFO ] Invariant cache hit.
[2026-05-24 16:58:33] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 16:58:33] [INFO ] Invariant cache hit.
[2026-05-24 16:58:33] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 59 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:33] [INFO ] Time to serialize gal into /tmp/CTLFireability3787926692534963694.gal : 1 ms
[2026-05-24 16:58:33] [INFO ] Time to serialize properties into /tmp/CTLFireability3887169771895194186.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/CTLFireability3787926692534963694.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3887169771895194186.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,2.41376e+07,0.188801,9328,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: EF((E(AF(!(E((optionSlots>=1) U (((wait_3>=1)&&(theProducts>=1))&&(theOptions>=3))))) U AX((((productSlots>=1)||(((wait_3>=1)&&(theProduc...496
=> equivalent forward existential formula: [((EY((FwdU(Init,TRUE) * E(!(EG(!(!(E((optionSlots>=1) U (((wait_3>=1)&&(theProducts>=1))&&(theOptions>=3)))))))...1039
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 4/0/6
Using saturation style SCC detection
Hit Full ! (commute/partial/dont) 6/0/4
Using saturation style SCC detection
(forward)formula 0,1,0.503644,12124,1,0,50,41483,47,30,563,56397,43
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 2 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:58:33] [INFO ] Invariant cache hit.
[2026-05-24 16:58:33] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-24 16:58:33] [INFO ] Invariant cache hit.
[2026-05-24 16:58:33] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
[2026-05-24 16:58:33] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_CTL mode , in 1 iterations and 94 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:33] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:33] [INFO ] Time to serialize gal into /tmp/CTLFireability12227295831733914583.gal : 1 ms
[2026-05-24 16:58:33] [INFO ] Time to serialize properties into /tmp/CTLFireability7005507028485580585.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/CTLFireability12227295831733914583.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7005507028485580585.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,2.41376e+07,0.275574,9344,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: EF(!(E(((((!((wait_0>=1)&&(theProducts>=1)))||((((wait_2>=1)&&(theProducts>=1))&&((theOptions>=2)&&(wait_3>=1)))&&((theProducts>=1)&&(the...543
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(((((!((wait_0>=1)&&(theProducts>=1)))||((((wait_2>=1)&&(theProducts>=1))&&((theOptions>=...613
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.308882,9568,1,0,10,31517,22,3,495,40755,11
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-14 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 16:58:34] [INFO ] Invariant cache hit.
[2026-05-24 16:58:34] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-24 16:58:34] [INFO ] Invariant cache hit.
[2026-05-24 16:58:34] [INFO ] Implicit Places using invariants and state equation in 53 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 96 ms. Remains : 12/12 places, 10/10 transitions.
[2026-05-24 16:58:34] [INFO ] Flatten gal took : 3 ms
[2026-05-24 16:58:34] [INFO ] Flatten gal took : 1 ms
[2026-05-24 16:58:34] [INFO ] Input system was already deterministic with 10 transitions.
[2026-05-24 16:58:34] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:34] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:34] [INFO ] Time to serialize gal into /tmp/CTLFireability15536571646488748533.gal : 1 ms
[2026-05-24 16:58:34] [INFO ] Time to serialize properties into /tmp/CTLFireability10928502404241594653.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/CTLFireability15536571646488748533.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10928502404241594653.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,2.41376e+07,0.26685,9324,2,109,5,31517,6,0,69,40755,0


Converting to forward existential form...Done !
original formula: AF(EX((EG((productSlots>=1)) + (EG(((optionSlots>=1)&&(((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(ready_3>=1))))) * EF((productSlots>=...162
=> equivalent forward existential formula: [FwdG(Init,!(EX((EG((productSlots>=1)) + (EG(((optionSlots>=1)&&(((ready_0>=1)||(ready_1>=1))||((ready_2>=1)||(r...213
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,0.281788,9548,1,0,10,31517,33,4,505,40755,11
FORMULA DrinkVendingMachine-COL-16-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

[2026-05-24 16:58:34] [INFO ] Flatten gal took : 2 ms
[2026-05-24 16:58:34] [INFO ] Flatten gal took : 2 ms
Total runtime 8571 ms.

BK_STOP 1779641914673

--------------------
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-16"
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-16, 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-177955740400082"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-16.tgz
mv DrinkVendingMachine-COL-16 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 ;