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-177955740400068.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)
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DrinkVendingMachine-COL-02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r114-smll-177955740400068
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 8.4K Mar 7 07:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 7 07:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Mar 7 07:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 7 07:32 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 4.3K Mar 15 09:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 09:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 09:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 09:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 07:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K Mar 7 07:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 07:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 7 07:32 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 22K 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-02-LTLFireability-00
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-01
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-02
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-03
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-04
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-05
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-06
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-07
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-08
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-09
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-10
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-11
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-12
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-13
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-14
FORMULA_NAME DrinkVendingMachine-COL-02-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779641510316

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DrinkVendingMachine-COL-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202604301425
[2026-05-24 16:51:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 16:51:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 16:51:52] [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 16:51:53] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-24 16:51:53] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 895 ms
[2026-05-24 16:51:53] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 24 PT places and 252.0 transition bindings in 28 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
[2026-05-24 16:51:53] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 9 ms.
[2026-05-24 16:51:53] [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 2 properties that can be checked using skeleton over-approximation.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 58 steps (0 resets) in 13 ms. (4 steps per ms) remains 0/3 properties
[2026-05-24 16:51:53] [INFO ] Flatten gal took : 31 ms
[2026-05-24 16:51:53] [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:8) in guard (AND (GT $x 5) (LEQ $x 7))introduces in Quality(8) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:8) in guard (AND (GT $x 3) (LEQ $x 5))introduces in Quality(8) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:8) in guard (AND (GT $x 1) (LEQ $x 3))introduces in Quality(8) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:8) in guard (LEQ $x 1)introduces in Quality(8) partition with 2 elements
Sort wr.t. initial and guards Quality has partition 4
Applying symmetric unfolding of partitioned symmetric sort :Quality domain size was 8 reducing to 4 values.
For transition elaborate3:(AND (GT $x 5) (LEQ $x 7)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 3) (LEQ $x 5)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 1) (LEQ $x 3)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 1) -> (EQ $x 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Options
Symmetric sort wr.t. initial detected :Options
Symmetric sort wr.t. initial and guards detected :Options
Applying symmetric unfolding of full symmetric sort :Options domain size was 2
Symmetric sort wr.t. initial and guards and successors and join/free detected :Products
Symmetric sort wr.t. initial detected :Products
Symmetric sort wr.t. initial and guards detected :Products
Applying symmetric unfolding of full symmetric sort :Products domain size was 2
[2026-05-24 16:51:54] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 46 ms.
[2026-05-24 16:51:54] [INFO ] Unfolded 15 HLPN properties in 1 ms.
Initial state reduction rules removed 1 formulas.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 12 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 9 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 7 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-12423519569832828031.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9250830595341483486.kers'
[2026-05-24 16:51:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12423519569832828031.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9250830595341483486.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 16:51:54] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9250830595341483486.kers
Total runtime 1 ms.
Problem TDEAD0 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 3/12 variables, 3/6 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 18 constraints, problems are : Problem set: 1 solved, 6 unsolved in 496 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 6/12 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10/22 variables, 12/18 constraints. Problems are: Problem set: 1 solved, 6 unsolved
Problem TDEAD6 is UNSAT
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 6/24 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/24 constraints. Problems are: Problem set: 2 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 24 constraints, problems are : Problem set: 2 solved, 5 unsolved in 211 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 6/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 787ms problems are : Problem set: 2 solved, 5 unsolved
Search for dead transitions found 2 dead transitions in 805ms
Found 2 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 2 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 2 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5500467064221877242.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18094432881743050079.kers'
[2026-05-24 16:51:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5500467064221877242.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18094432881743050079.kers]
Culling trivial invariants: removing 2 columns.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 8 rows 5 cols 13 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 16:51:55] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18094432881743050079.kers
Total runtime 1 ms.
[2026-05-24 16:51:55] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 16:51:55] [INFO ] Invariant cache hit.
[2026-05-24 16:51:55] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 12/12 places, 8/10 transitions.
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1030 ms. Remains : 12/12 places, 8/10 transitions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 8/8 transitions.
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2026-05-24 16:51:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/20 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 159 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 10/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/20 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 10/12 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 304ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 305ms
[2026-05-24 16:51:55] [INFO ] Invariant cache hit.
[2026-05-24 16:51:55] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 16:51:55] [INFO ] Invariant cache hit.
[2026-05-24 16:51:55] [INFO ] Implicit Places using invariants and state equation in 38 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 382 ms. Remains : 12/12 places, 8/8 transitions.
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Support contains 10 out of 10 places after structural reductions.
[2026-05-24 16:51:55] [INFO ] Flatten gal took : 7 ms
[2026-05-24 16:51:55] [INFO ] Flatten gal took : 7 ms
[2026-05-24 16:51:55] [INFO ] Input system was already deterministic with 8 transitions.
Reduction of identical properties reduced properties to check from 14 to 10
RANDOM walk for 40001 steps (8 resets) in 1024 ms. (39 steps per ms) remains 1/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 401 ms. (99 steps per ms) remains 1/1 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15668897191187689312.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17992452452426791068.kers'
[2026-05-24 16:51:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15668897191187689312.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17992452452426791068.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 8 rows 5 cols 13 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 16:51:56] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17992452452426791068.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp5 is UNSAT
After SMT solving in domain Real declared 4/18 variables, and 2 constraints, problems are : Problem set: 1 solved, 0 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 2/5 constraints, State Equation: 0/10 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.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0) U (p1 U X(p2))) U X((!p0||G(p1)))))'
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2026-05-24 16:51:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 129 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 268ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 269ms
[2026-05-24 16:51:56] [INFO ] Invariant cache hit.
[2026-05-24 16:51:56] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-24 16:51:56] [INFO ] Invariant cache hit.
[2026-05-24 16:51:56] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 340 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0) U (p1 U X(p2))) U X((!p0||G(p1)))))'
Stuttering acceptance computed with spot in 661 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), true, (AND p1 (NOT p2) (NOT p0)), (AND p0 (NOT p2)), (AND (NOT p1) p0 (NOT p2)), (OR (AND p0 (NOT p2)) (AND p1 (NOT p2)))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-00
Product exploration explored 100000 steps with 31156 reset in 535 ms.
Stack based approach found an accepted trace after 299 steps with 98 reset with depth 4 and stack size 4 in 3 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-00 finished in 1674 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 6 transition count 6
Applied a total of 6 rules in 9 ms. Remains 6 /10 variables (removed 4) and now considering 6/8 (removed 2) transitions.
Running 3 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-1784609076538810146.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5641869999710412779.kers'
[2026-05-24 16:51:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1784609076538810146.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5641869999710412779.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 6 rows 3 cols 9 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 16:51:58] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5641869999710412779.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/12 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/12 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 70 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 3/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/12 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/12 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 153ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 154ms
[2026-05-24 16:51:58] [INFO ] Invariant cache hit.
[2026-05-24 16:51:58] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 16:51:58] [INFO ] Invariant cache hit.
[2026-05-24 16:51:58] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2026-05-24 16:51:58] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/10 places, 6/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 216 ms. Remains : 6/10 places, 6/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 426 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-01 finished in 706 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F((X(G(p0))&&p1)))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 5 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-6097911381115131079.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13483424148263794179.kers'
[2026-05-24 16:51:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6097911381115131079.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13483424148263794179.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 8 rows 5 cols 13 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 16:51:58] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13483424148263794179.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 107 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 251ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 251ms
[2026-05-24 16:51:59] [INFO ] Invariant cache hit.
[2026-05-24 16:51:59] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 16:51:59] [INFO ] Invariant cache hit.
[2026-05-24 16:51:59] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 318 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F((X(G(p0))&&p1)))))'
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-03 finished in 537 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||(G(p1) U p2)))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:51:59] [INFO ] Invariant cache hit.
[2026-05-24 16:51:59] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:51:59] [INFO ] Invariant cache hit.
[2026-05-24 16:51:59] [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 16:51:59] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 75 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((G(p0) U p1)||p2))))'
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-04
Product exploration explored 100000 steps with 10313 reset in 177 ms.
Product exploration explored 100000 steps with 10379 reset in 462 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 148 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 17 steps (0 resets) in 5 ms. (2 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 163 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 396 ms.
Stuttering acceptance computed with spot in 90 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Support contains 4 out of 10 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:00] [INFO ] Invariant cache hit.
[2026-05-24 16:52:00] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:52:00] [INFO ] Invariant cache hit.
[2026-05-24 16:52:00] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2026-05-24 16:52:00] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 70 ms. Remains : 10/10 places, 8/8 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge based reduction with 3 factoid took 192 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 17 steps (0 resets) in 6 ms. (2 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 186 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Knowledge-based reduction took 468 ms.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 10366 reset in 101 ms.
Product exploration explored 100000 steps with 10349 reset in 215 ms.
Built C files in :
/tmp/ltsmin11448703631621049388
[2026-05-24 16:52:01] [INFO ] Computing symmetric may disable matrix : 8 transitions.
[2026-05-24 16:52:01] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 16:52:01] [INFO ] Computing symmetric may enable matrix : 8 transitions.
[2026-05-24 16:52:01] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 16:52:01] [INFO ] Computing Do-Not-Accords matrix : 8 transitions.
[2026-05-24 16:52:01] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-24 16:52:01] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11448703631621049388
Running compilation step : cd /tmp/ltsmin11448703631621049388;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 304 ms.
Running link step : cd /tmp/ltsmin11448703631621049388;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 94 ms.
Running LTSmin : cd /tmp/ltsmin11448703631621049388;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased471274278849830912.hoa' '--buchi-type=spotba'
LTSmin run took 64 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-04 finished in 2942 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((false U p0)&&X((X((G(p0) U p2))&&p1))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:02] [INFO ] Invariant cache hit.
[2026-05-24 16:52:02] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-24 16:52:02] [INFO ] Invariant cache hit.
[2026-05-24 16:52:02] [INFO ] Implicit Places using invariants and state equation in 37 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 99 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((false U p0)&&X((X((G(p0) U p2))&&p1))))'
Stuttering acceptance computed with spot in 245 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), true, (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-05 finished in 394 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(p1||X(G(!p2))))))'
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:02] [INFO ] Invariant cache hit.
[2026-05-24 16:52:02] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-24 16:52:02] [INFO ] Invariant cache hit.
[2026-05-24 16:52:02] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 81 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&(p1||X(G(p2))))))'
Stuttering acceptance computed with spot in 213 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p2), true]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-06
Entered a terminal (fully accepting) state of product in 4 steps with 1 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-06 finished in 338 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((((p0 U (p1 U p2)) U p2) U X(p2)) U p0)))'
Support contains 5 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:03] [INFO ] Invariant cache hit.
[2026-05-24 16:52:03] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:52:03] [INFO ] Invariant cache hit.
[2026-05-24 16:52:03] [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.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 65 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(((((p0 U (p1 U p2)) U p2) U X(p2)) U p0)))'
Stuttering acceptance computed with spot in 277 ms :[(NOT p0), (NOT p2), (NOT p0), (NOT p2), (NOT p2), (AND p0 (NOT p2)), true]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-07
Product exploration explored 100000 steps with 20785 reset in 137 ms.
Stack based approach found an accepted trace after 604 steps with 120 reset with depth 9 and stack size 9 in 5 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-07 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-07 finished in 541 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 4 transition count 5
Applied a total of 9 rules in 2 ms. Remains 4 /10 variables (removed 6) and now considering 5/8 (removed 3) transitions.
Running 2 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-4849988409747383413.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9093622827367607516.kers'
[2026-05-24 16:52:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4849988409747383413.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9093622827367607516.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 5 rows 2 cols 7 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-24 16:52:03] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9093622827367607516.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/9 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 2/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 5/9 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/9 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/9 variables, and 8 constraints, problems are : Problem set: 0 solved, 2 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 103ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 103ms
[2026-05-24 16:52:03] [INFO ] Invariant cache hit.
[2026-05-24 16:52:03] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-24 16:52:03] [INFO ] Invariant cache hit.
[2026-05-24 16:52:03] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2026-05-24 16:52:03] [INFO ] Redundant transitions in 20 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/10 places, 5/8 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 176 ms. Remains : 4/10 places, 5/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-09
Product exploration explored 100000 steps with 36273 reset in 186 ms.
Stack based approach found an accepted trace after 4 steps with 1 reset with depth 3 and stack size 3 in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-09 finished in 437 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&(p1 U X(G(!p2))))))'
Support contains 6 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Running 5 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-10286461624925671367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16045483426639381823.kers'
[2026-05-24 16:52:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10286461624925671367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16045483426639381823.kers]
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 8 rows 5 cols 13 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 16:52:04] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16045483426639381823.kers
Total runtime 0 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 111 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 0 solved, 5 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 216ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 217ms
[2026-05-24 16:52:04] [INFO ] Invariant cache hit.
[2026-05-24 16:52:04] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 16:52:04] [INFO ] Invariant cache hit.
[2026-05-24 16:52:04] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 269 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p0)&&(p1 U X(G(!p2))))))'
Stuttering acceptance computed with spot in 193 ms :[(OR (NOT p0) p2), (NOT p0), p2, p2, (AND (NOT p0) p2)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-10
Product exploration explored 100000 steps with 6940 reset in 152 ms.
Stack based approach found an accepted trace after 13 steps with 0 reset with depth 14 and stack size 14 in 1 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-10 finished in 655 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(p1))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:04] [INFO ] Invariant cache hit.
[2026-05-24 16:52:04] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-24 16:52:04] [INFO ] Invariant cache hit.
[2026-05-24 16:52:04] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 71 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U X(p1))))'
Stuttering acceptance computed with spot in 191 ms :[(NOT p1), (NOT p1), (NOT p1), true, (NOT p1)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-12
Entered a terminal (fully accepting) state of product in 54 steps with 4 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-12 finished in 295 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:05] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:05] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(p1))))'
Stuttering acceptance computed with spot in 153 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-13
Entered a terminal (fully accepting) state of product in 8 steps with 3 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-13 finished in 270 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!(p1 U p2)||p0))||!(p1 U X(X(p2)))))'
Support contains 4 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:05] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:05] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 90 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((!(p1 U p2)||p0))||!(p1 U X(X(p2)))))'
Stuttering acceptance computed with spot in 491 ms :[(AND (NOT p0) p2), p2, p2, (AND (NOT p0) p2), (AND p0 p2), p2, true, (AND (NOT p0) p2), (AND (NOT p0) p2), (AND p0 p2)]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-14
Entered a terminal (fully accepting) state of product in 18 steps with 5 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-14 finished in 629 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(!p0))&&(!p0 U G(!p1))))'
Support contains 2 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Skipped dead transition search.
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:05] [INFO ] Implicit Places using invariants in 26 ms returned []
[2026-05-24 16:52:05] [INFO ] Invariant cache hit.
[2026-05-24 16:52:06] [INFO ] Implicit Places using invariants and state equation in 31 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 61 ms. Remains : 10/10 places, 8/8 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&(p0 U G(!p1))))'
Stuttering acceptance computed with spot in 183 ms :[(OR (NOT p0) p1), true, (NOT p0), p1, p1]
Running random walk in product with property : DrinkVendingMachine-COL-02-LTLFireability-15
Entered a terminal (fully accepting) state of product in 6 steps with 1 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-02-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-02-LTLFireability-15 finished in 281 ms.
All properties solved by simple procedures.
Total runtime 13873 ms.

BK_STOP 1779641526288

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ 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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DrinkVendingMachine-COL-02"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DrinkVendingMachine-COL-02, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r114-smll-177955740400068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-02.tgz
mv DrinkVendingMachine-COL-02 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;