About the Execution of ITS-Tools for DrinkVendingMachine-COL-76
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 17293.00 | 0.00 | 0.00 | TFTFFFTTFFTTFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067800628.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is DrinkVendingMachine-COL-76, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067800628
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 472K
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 42K May 29 14:32 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-76-LTLFireability-00
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-01
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-02
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-03
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-04
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-05
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-06
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-07
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-08
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-09
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-10
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-11
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-12
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-13
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-14
FORMULA_NAME DrinkVendingMachine-COL-76-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748795303699
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-76
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLFireability COL
Running Version 202505121319
[2025-06-01 16:28:24] [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]
[2025-06-01 16:28:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 16:28:25] [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.
[2025-06-01 16:28:25] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 16:28:25] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 585 ms
[2025-06-01 16:28:25] [INFO ] Imported 6 HL places and 7 HL transitions for a total of 912 PT places and 1.0277329672E10 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
[2025-06-01 16:28:25] [INFO ] Built PT skeleton of HLPN with 6 places and 7 transitions 28 arcs in 5 ms.
[2025-06-01 16:28:25] [INFO ] Skeletonized 4 HLPN properties in 2 ms. Removed 12 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-76-LTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 4 steps (0 resets) in 7 ms. (0 steps per ms) remains 0/1 properties
[2025-06-01 16:28:25] [INFO ] Flatten gal took : 19 ms
[2025-06-01 16:28:25] [INFO ] Flatten gal took : 2 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:304) in guard (AND (GT $x 227) (LEQ $x 303))introduces in Quality(304) partition with 2 elements
Transition elaborate2 : guard parameter $x(Quality:304) in guard (AND (GT $x 151) (LEQ $x 227))introduces in Quality(304) partition with 2 elements
Transition elaborate1 : guard parameter $x(Quality:304) in guard (AND (GT $x 75) (LEQ $x 151))introduces in Quality(304) partition with 2 elements
Transition elaborate0 : guard parameter $x(Quality:304) in guard (LEQ $x 75)introduces in Quality(304) 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 304 reducing to 4 values.
For transition elaborate3:(AND (GT $x 227) (LEQ $x 303)) -> (EQ $x 3)
For transition elaborate2:(AND (GT $x 151) (LEQ $x 227)) -> (EQ $x 2)
For transition elaborate1:(AND (GT $x 75) (LEQ $x 151)) -> (EQ $x 1)
For transition elaborate0:(LEQ $x 75) -> (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 76
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 76
[2025-06-01 16:28:25] [INFO ] Unfolded HLPN to a Petri net with 12 places and 10 transitions 34 arcs in 27 ms.
[2025-06-01 16:28:25] [INFO ] Unfolded 15 HLPN properties in 0 ms.
Initial state reduction rules removed 4 formulas.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-76-LTLFireability-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-76-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DrinkVendingMachine-COL-76-LTLFireability-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 3 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 10 rows 12 cols
[2025-06-01 16:28:26] [INFO ] Computed 6 invariants in 4 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 327 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 131 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 489ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 505ms
[2025-06-01 16:28:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:26] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-01 16:28:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:26] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 124 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 145 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 277ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 278ms
Finished structural reductions in LTL mode , in 1 iterations and 906 ms. Remains : 12/12 places, 10/10 transitions.
Support contains 12 out of 12 places after structural reductions.
[2025-06-01 16:28:26] [INFO ] Flatten gal took : 5 ms
[2025-06-01 16:28:26] [INFO ] Flatten gal took : 8 ms
[2025-06-01 16:28:26] [INFO ] Input system was already deterministic with 10 transitions.
Reduction of identical properties reduced properties to check from 12 to 10
RANDOM walk for 1317 steps (0 resets) in 16 ms. (77 steps per ms) remains 0/10 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)||X(F((G(p3)||p2))))))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 85 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 75 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 180ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 180ms
[2025-06-01 16:28:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:29] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-01 16:28:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:29] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 67 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 80 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 163ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 164ms
Finished structural reductions in LTL mode , in 1 iterations and 393 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 271 ms :[(AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 162 ms.
Product exploration explored 100000 steps with 50000 reset in 118 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2) p3), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) p3)))), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p2) p3))), (X (X (NOT (AND (NOT p2) p3)))), (X (X p3)), (X (X (NOT p3))), (X (X (AND (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (AND (NOT p1) p0 (NOT p2) (NOT p3)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 19 ms. Reduced automaton from 4 states, 8 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-76-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-00 finished in 3317 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||G(p1)))))'
Support contains 4 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 74 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 102 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 180ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 180ms
[2025-06-01 16:28:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:30] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-01 16:28:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:30] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 72 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 60 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 138ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 138ms
Finished structural reductions in LTL mode , in 1 iterations and 386 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 113 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-04
Entered a terminal (fully accepting) state of product in 490 steps with 0 reset in 7 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-04 finished in 520 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 16 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
Running 3 sub problems to find dead transitions.
// Phase 1: matrix 7 rows 6 cols
[2025-06-01 16:28:31] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 60 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 108ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 108ms
[2025-06-01 16:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:31] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-01 16:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:31] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:28:31] [INFO ] Redundant transitions in 14 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-01 16:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 43 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 48 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 95ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 96ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 297 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 232 ms.
Stack based approach found an accepted trace after 120 steps with 0 reset with depth 121 and stack size 106 in 0 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-05 finished in 575 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(!p0)))'
Support contains 1 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 15 rules applied. Total rules applied 15 place count 2 transition count 5
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 18 place count 2 transition count 2
Applied a total of 18 rules in 7 ms. Remains 2 /12 variables (removed 10) and now considering 2/10 (removed 8) transitions.
// Phase 1: matrix 2 rows 2 cols
[2025-06-01 16:28:31] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:31] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-01 16:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:31] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:28:31] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-01 16:28:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 20 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 24 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 46ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 46ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/12 places, 2/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 94 ms. Remains : 2/12 places, 2/10 transitions.
Stuttering acceptance computed with spot in 61 ms :[p0, p0]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-07
Product exploration explored 100000 steps with 706 reset in 71 ms.
Product exploration explored 100000 steps with 732 reset in 87 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 106 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[p0, p0]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 139 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 55 ms :[p0, p0]
Stuttering acceptance computed with spot in 69 ms :[p0, p0]
[2025-06-01 16:28:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 16:28:32] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-01 16:28:32] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-01 16:28:32] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 16:28:32] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Could not prove EG p0
Support contains 1 out of 2 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2/2 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 2 /2 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2025-06-01 16:28:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:32] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-01 16:28:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:32] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:28:32] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-01 16:28:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 26 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 28 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 77ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 77ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 127 ms. Remains : 2/2 places, 2/2 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 115 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[p0, p0]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 2 factoid took 156 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[p0, p0]
Stuttering acceptance computed with spot in 72 ms :[p0, p0]
[2025-06-01 16:28:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 16:28:33] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-01 16:28:33] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2025-06-01 16:28:33] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 16:28:33] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG p0
Stuttering acceptance computed with spot in 75 ms :[p0, p0]
Product exploration explored 100000 steps with 394 reset in 116 ms.
Product exploration explored 100000 steps with 819 reset in 69 ms.
Built C files in :
/tmp/ltsmin17858763909002655513
[2025-06-01 16:28:33] [INFO ] Computing symmetric may disable matrix : 2 transitions.
[2025-06-01 16:28:33] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 16:28:33] [INFO ] Computing symmetric may enable matrix : 2 transitions.
[2025-06-01 16:28:33] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 16:28:33] [INFO ] Computing Do-Not-Accords matrix : 2 transitions.
[2025-06-01 16:28:33] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 16:28:33] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17858763909002655513
Running compilation step : cd /tmp/ltsmin17858763909002655513;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 164 ms.
Running link step : cd /tmp/ltsmin17858763909002655513;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 51 ms.
Running LTSmin : cd /tmp/ltsmin17858763909002655513;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased11217352574413362468.hoa' '--buchi-type=spotba'
LTSmin run took 143 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-07 finished in 2298 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(!p0) U X(X(G(p1)))) U (!p2&&(G(!p0) U X(X(G(p1))))))))'
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 10 rows 12 cols
[2025-06-01 16:28:34] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 73 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 87 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 163ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 164ms
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:34] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:34] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 76 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 63 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 162ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 162ms
Finished structural reductions in LTL mode , in 1 iterations and 371 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 264 ms :[(OR (NOT p1) p2), (OR (NOT p1) p2), (NOT p1), (NOT p1), true, (AND p0 (NOT p1)), (NOT p1), (AND p0 p1)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-08
Entered a terminal (fully accepting) state of product in 111 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-08 finished in 656 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(!p0)||(p1 U (p2||G(p1)))))))'
Support contains 7 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 62 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 57 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 122ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 124ms
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:34] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:34] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 62 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 66 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 131ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 131ms
Finished structural reductions in LTL mode , in 1 iterations and 303 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 245 ms :[true, p0, (AND p0 (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) p0), (AND (NOT p2) (NOT p1)), (AND p0 (NOT p2) (NOT p1)), (AND p0 (NOT p2) (NOT p1))]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-09 finished in 567 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U p1)&&X(X((p0||X(F((X(F(p3))&&p2))))))))'
Support contains 5 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 64 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 74 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 151ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 151ms
[2025-06-01 16:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:35] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-01 16:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:35] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 102 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 70 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 176ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 176ms
Finished structural reductions in LTL mode , in 1 iterations and 374 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 274 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), true, (NOT p1), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (NOT p2) (NOT p3)), (NOT p3)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-10
Product exploration explored 100000 steps with 33333 reset in 71 ms.
Product exploration explored 100000 steps with 33333 reset in 84 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0 p2 p3), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 13 ms. Reduced automaton from 7 states, 11 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-76-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-10 finished in 838 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F((X(p0) U p1)) U p2)))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 59 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 66 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 156ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 157ms
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:36] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:36] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 55 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 72 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 133ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 133ms
Finished structural reductions in LTL mode , in 1 iterations and 342 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p1)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 53 ms.
Product exploration explored 100000 steps with 50000 reset in 66 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X p2), (X p1), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X p2)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 16 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-76-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-11 finished in 595 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(X(p0))||G((!p1||F(!p2)))) U p3))'
Support contains 8 out of 12 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 0 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 74 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 60 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 151ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 151ms
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:36] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:36] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 57 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 63 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 125ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 126ms
Finished structural reductions in LTL mode , in 1 iterations and 324 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 293 ms :[(NOT p3), (AND p1 p2 (NOT p0)), (AND p2 (NOT p1) (NOT p0)), (AND p1 p2 (NOT p0)), (AND (NOT p1) p2 (NOT p0)), p2, (AND p2 p1)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-13
Product exploration explored 100000 steps with 83 reset in 87 ms.
Stack based approach found an accepted trace after 17 steps with 1 reset with depth 15 and stack size 15 in 0 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-13 finished in 724 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 12 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 12/12 places, 10/10 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 9 rules applied. Total rules applied 9 place count 6 transition count 7
Applied a total of 9 rules in 2 ms. Remains 6 /12 variables (removed 6) and now considering 7/10 (removed 3) transitions.
Running 3 sub problems to find dead transitions.
// Phase 1: matrix 7 rows 6 cols
[2025-06-01 16:28:37] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 33 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 38 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 80ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 81ms
[2025-06-01 16:28:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:37] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-01 16:28:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:37] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:28:37] [INFO ] Redundant transitions in 12 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-01 16:28:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/13 variables, and 9 constraints, problems are : Problem set: 0 solved, 3 unsolved in 39 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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) 7/13 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/13 variables, and 12 constraints, problems are : Problem set: 0 solved, 3 unsolved in 38 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 79ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 79ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/12 places, 7/10 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 218 ms. Remains : 6/12 places, 7/10 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 67 ms.
Stack based approach found an accepted trace after 102 steps with 0 reset with depth 103 and stack size 97 in 0 ms.
FORMULA DrinkVendingMachine-COL-76-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-14 finished in 333 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G((F(p0) U !p1))) U (p2 U G((F(G(p2)) U !p1)))))'
Support contains 5 out of 12 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 : 12/12 places, 10/10 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 10/10 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
// Phase 1: matrix 10 rows 12 cols
[2025-06-01 16:28:37] [INFO ] Computed 6 invariants in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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 76 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
Starting Z3 with timeout 20.0 s and query timeout 2000.0 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, 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 56 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 141ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 141ms
[2025-06-01 16:28:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:38] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-01 16:28:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 16:28:38] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 16:28:38] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-01 16:28:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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 54 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 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, 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 72 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 129ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 129ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 321 ms. Remains : 12/12 places, 10/10 transitions.
Stuttering acceptance computed with spot in 110 ms :[p1, (AND p1 (NOT p2)), p1]
Running random walk in product with property : DrinkVendingMachine-COL-76-LTLFireability-15
Product exploration explored 100000 steps with 1 reset in 119 ms.
Product exploration explored 100000 steps with 0 reset in 134 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p2)), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 4 factoid took 554 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter insensitive) to 3 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 121 ms :[p1, (AND p1 (NOT p2)), p1]
RANDOM walk for 3664 steps (0 resets) in 13 ms. (261 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p1 (NOT p2)), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2))))]
Knowledge based reduction with 4 factoid took 710 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter insensitive) to 3 states, 9 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 132 ms :[p1, (AND p1 (NOT p2)), p1]
Stuttering acceptance computed with spot in 121 ms :[p1, (AND p1 (NOT p2)), p1]
[2025-06-01 16:28:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 16:28:40] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned unsat
Proved EG p1
Knowledge obtained : [(AND p1 (NOT p2)), (X p2), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p1 (NOT p2))))]
False Knowledge obtained : [(X (AND p1 p2)), (X (NOT (AND p1 p2))), (X (AND (NOT p1) p2)), (X (NOT (AND (NOT p1) p2))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (AND (NOT p1) p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 (NOT p2)))), (F p2), (F (NOT (OR p1 p2))), (F (NOT (OR (NOT p1) (NOT p2)))), (G p1)]
Property proved to be false thanks to negative knowledge :(G p1)
Knowledge based reduction with 4 factoid took 693 ms. Reduced automaton from 3 states, 9 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA DrinkVendingMachine-COL-76-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property DrinkVendingMachine-COL-76-LTLFireability-15 finished in 3107 ms.
All properties solved by simple procedures.
Total runtime 15998 ms.
BK_STOP 1748795320992
--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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-76"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DrinkVendingMachine-COL-76, 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 r072-tall-174860067800628"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DrinkVendingMachine-COL-76.tgz
mv DrinkVendingMachine-COL-76 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 '
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 ;