Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r162-smll-177961107800284.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Kanban-PT-00500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r162-smll-177961107800284
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 7.0K Mar 7 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K Mar 7 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Mar 7 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Mar 7 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 11:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 15 11:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 11:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 16:50 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 153K Mar 7 16:50 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 7 16:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 11:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 14K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Kanban-PT-00500-LTLFireability-00
FORMULA_NAME Kanban-PT-00500-LTLFireability-01
FORMULA_NAME Kanban-PT-00500-LTLFireability-02
FORMULA_NAME Kanban-PT-00500-LTLFireability-03
FORMULA_NAME Kanban-PT-00500-LTLFireability-04
FORMULA_NAME Kanban-PT-00500-LTLFireability-05
FORMULA_NAME Kanban-PT-00500-LTLFireability-06
FORMULA_NAME Kanban-PT-00500-LTLFireability-07
FORMULA_NAME Kanban-PT-00500-LTLFireability-08
FORMULA_NAME Kanban-PT-00500-LTLFireability-09
FORMULA_NAME Kanban-PT-00500-LTLFireability-10
FORMULA_NAME Kanban-PT-00500-LTLFireability-11
FORMULA_NAME Kanban-PT-00500-LTLFireability-12
FORMULA_NAME Kanban-PT-00500-LTLFireability-13
FORMULA_NAME Kanban-PT-00500-LTLFireability-14
FORMULA_NAME Kanban-PT-00500-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779808429360

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Kanban-PT-00500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 15:13:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 15:13:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 15:13:51] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2026-05-26 15:13:51] [INFO ] Transformed 16 places.
[2026-05-26 15:13:51] [INFO ] Transformed 16 transitions.
[2026-05-26 15:13:51] [INFO ] Parsed PT model containing 16 places and 16 transitions and 40 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Kanban-PT-00500-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Kanban-PT-00500-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Kanban-PT-00500-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 16 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Applied a total of 0 rules in 11 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14046905576948187366.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2663621136031369656.kers'
[2026-05-26 15:13:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14046905576948187366.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2663621136031369656.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 38 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 15:13:51] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2663621136031369656.kers
Total runtime 1 ms.
[2026-05-26 15:13:51] [INFO ] Implicit Places using invariants in 225 ms returned []
[2026-05-26 15:13:51] [INFO ] Invariant cache hit.
[2026-05-26 15:13:52] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 351 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2026-05-26 15:13:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/32 variables, 16/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/32 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 21 constraints, problems are : Problem set: 0 solved, 15 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 16/32 variables, 16/21 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 15/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 36 constraints, problems are : Problem set: 0 solved, 15 unsolved in 355 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 852ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 866ms
Finished structural reductions in LTL mode , in 1 iterations and 1280 ms. Remains : 16/16 places, 16/16 transitions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 16 /16 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2026-05-26 15:13:52] [INFO ] Invariant cache hit.
[2026-05-26 15:13:52] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-26 15:13:52] [INFO ] Invariant cache hit.
[2026-05-26 15:13:53] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 16/16 places, 16/16 transitions.
Support contains 16 out of 16 places after structural reductions.
[2026-05-26 15:13:53] [INFO ] Flatten gal took : 29 ms
[2026-05-26 15:13:53] [INFO ] Flatten gal took : 5 ms
[2026-05-26 15:13:53] [INFO ] Input system was already deterministic with 16 transitions.
Reduction of identical properties reduced properties to check from 15 to 14
RANDOM walk for 40086 steps (8 resets) in 193 ms. (206 steps per ms) remains 5/14 properties
BEST_FIRST walk for 3170 steps (0 resets) in 44 ms. (70 steps per ms) remains 0/5 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_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(p0))))))'
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Applied a total of 1 rules in 9 ms. Remains 15 /16 variables (removed 1) and now considering 16/16 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9120351889001607251.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4763337646122630380.kers'
[2026-05-26 15:13:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9120351889001607251.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4763337646122630380.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 38 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 15:13:54] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4763337646122630380.kers
Total runtime 1 ms.
[2026-05-26 15:13:54] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-26 15:13:54] [INFO ] Invariant cache hit.
[2026-05-26 15:13:54] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2026-05-26 15:13:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/31 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/31 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 19 constraints, problems are : Problem set: 0 solved, 15 unsolved in 295 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/31 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 34 constraints, problems are : Problem set: 0 solved, 15 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 616ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 617ms
Starting structural reductions in LTL mode, iteration 1 : 15/16 places, 16/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 728 ms. Remains : 15/16 places, 16/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(G(p0))))))'
Stuttering acceptance computed with spot in 521 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-00
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA Kanban-PT-00500-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-00 finished in 1365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((F((p1&&X(p2)))&&F(!p1)&&p0))))))'
Support contains 5 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Applied a total of 1 rules in 1 ms. Remains 15 /16 variables (removed 1) and now considering 16/16 (removed 0) transitions.
[2026-05-26 15:13:55] [INFO ] Invariant cache hit.
[2026-05-26 15:13:55] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-26 15:13:55] [INFO ] Invariant cache hit.
[2026-05-26 15:13:55] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 15/16 places, 16/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 15/16 places, 16/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F((F((p1&&X(p2)))&&F(!p1)&&p0))))))'
Stuttering acceptance computed with spot in 397 ms :[true, true, true, true, (OR (NOT p1) (NOT p2)), (NOT p2), p1]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-01
Product exploration explored 100000 steps with 2645 reset in 522 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA Kanban-PT-00500-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Kanban-PT-00500-LTLFireability-01 finished in 1046 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U p1)||((X(p1) U G(p2)) U p3))))'
Support contains 6 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 15 transition count 15
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 15 transition count 15
Applied a total of 2 rules in 7 ms. Remains 15 /16 variables (removed 1) and now considering 15/16 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7183844690743502421.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18427194261737742923.kers'
[2026-05-26 15:13:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7183844690743502421.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18427194261737742923.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 15 rows 14 cols 36 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-26 15:13:56] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18427194261737742923.kers
Total runtime 1 ms.
[2026-05-26 15:13:56] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-26 15:13:56] [INFO ] Invariant cache hit.
[2026-05-26 15:13:56] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 14 sub problems to find dead transitions.
[2026-05-26 15:13:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 1/15 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 15/30 variables, 15/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 20 constraints, problems are : Problem set: 0 solved, 14 unsolved in 320 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 1/15 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 15/30 variables, 15/20 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 14/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 34 constraints, problems are : Problem set: 0 solved, 14 unsolved in 334 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 662ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 663ms
Starting structural reductions in LTL mode, iteration 1 : 15/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 747 ms. Remains : 15/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0) U p1)||((X(p1) U G(p2)) U p3))))'
Stuttering acceptance computed with spot in 500 ms :[(AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p1), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-02
Product exploration explored 100000 steps with 2224 reset in 311 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Kanban-PT-00500-LTLFireability-02 finished in 1629 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0) U (!p1&&(G(!p0) U X(p1)))))))'
Support contains 4 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 15 transition count 15
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 15 transition count 15
Applied a total of 2 rules in 2 ms. Remains 15 /16 variables (removed 1) and now considering 15/16 (removed 1) transitions.
[2026-05-26 15:13:58] [INFO ] Invariant cache hit.
[2026-05-26 15:13:58] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-26 15:13:58] [INFO ] Invariant cache hit.
[2026-05-26 15:13:58] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 67 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 15/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69 ms. Remains : 15/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0) U (!p1&&(G(!p0) U X(p1)))))))'
Stuttering acceptance computed with spot in 355 ms :[p0, (OR (NOT p1) p0), true, true, (NOT p1), (NOT p1), true, true, true]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-04
Entered a terminal (fully accepting) state of product in 29 steps with 5 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-04 finished in 482 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Graph (trivial) has 11 edges and 16 vertex of which 6 / 16 are part of one of the 3 SCC in 4 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 13 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 12 transition count 12
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 11 transition count 11
Applied a total of 5 rules in 73 ms. Remains 11 /16 variables (removed 5) and now considering 11/16 (removed 5) transitions.
[2026-05-26 15:13:58] [INFO ] Flow matrix only has 9 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12173373877284186858.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7386062701510587220.kers'
[2026-05-26 15:13:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12173373877284186858.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7386062701510587220.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 8 rows 9 cols 20 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-26 15:13:58] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7386062701510587220.kers
Total runtime 1 ms.
[2026-05-26 15:13:58] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-26 15:13:58] [INFO ] Flow matrix only has 9 transitions (discarded 2 similar events)
[2026-05-26 15:13:58] [INFO ] Invariant cache hit.
[2026-05-26 15:13:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-26 15:13:58] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
[2026-05-26 15:13:58] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2026-05-26 15:13:58] [INFO ] Flow matrix only has 9 transitions (discarded 2 similar events)
[2026-05-26 15:13:58] [INFO ] Invariant cache hit.
[2026-05-26 15:13:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/11 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 8/19 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/20 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 9 unsolved in 293 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/11 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 8/19 variables, 11/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/19 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/19 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 1/20 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/20 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/20 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 26 constraints, problems are : Problem set: 0 solved, 9 unsolved in 230 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 533ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 534ms
Starting structural reductions in SI_LTL mode, iteration 1 : 11/16 places, 11/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 690 ms. Remains : 11/16 places, 11/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 137 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-05
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-05 finished in 858 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Applied a total of 1 rules in 1 ms. Remains 15 /16 variables (removed 1) and now considering 16/16 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7213263044157252670.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14912761388864665245.kers'
[2026-05-26 15:13:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7213263044157252670.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14912761388864665245.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 16 rows 15 cols 38 entries
Finished phase 1 with 11 SingleSign rule and 0 generalized
[2026-05-26 15:13:59] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14912761388864665245.kers
Total runtime 0 ms.
[2026-05-26 15:13:59] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-26 15:13:59] [INFO ] Invariant cache hit.
[2026-05-26 15:13:59] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2026-05-26 15:13:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/31 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/31 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 31/31 variables, and 19 constraints, problems are : Problem set: 0 solved, 15 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/31 variables, 15/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/31 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/31 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 31/31 variables, and 34 constraints, problems are : Problem set: 0 solved, 15 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 492ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 493ms
Starting structural reductions in LTL mode, iteration 1 : 15/16 places, 16/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 572 ms. Remains : 15/16 places, 16/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Stuttering acceptance computed with spot in 143 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-06
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-06 finished in 739 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U G((X(G(p1))&&(p0||G(F(!p1)))))))'
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 14 transition count 15
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 14 transition count 15
Applied a total of 3 rules in 1 ms. Remains 14 /16 variables (removed 2) and now considering 15/16 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12442688927524017838.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7183831249992749622.kers'
[2026-05-26 15:14:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12442688927524017838.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7183831249992749622.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 14 cols 36 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-26 15:14:00] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7183831249992749622.kers
Total runtime 0 ms.
[2026-05-26 15:14:00] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-26 15:14:00] [INFO ] Invariant cache hit.
[2026-05-26 15:14:00] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 14 sub problems to find dead transitions.
[2026-05-26 15:14:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 0/29 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 18 constraints, problems are : Problem set: 0 solved, 14 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 14/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 32 constraints, problems are : Problem set: 0 solved, 14 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 609ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 609ms
Starting structural reductions in LTL mode, iteration 1 : 14/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 687 ms. Remains : 14/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U G((X(G(p1))&&(p0||G(F(!p1)))))))'
Stuttering acceptance computed with spot in 120 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-07
Entered a terminal (fully accepting) state of product in 38 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-07 finished in 855 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Graph (trivial) has 12 edges and 16 vertex of which 8 / 16 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Ensure Unique test removed 1 places
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 10 transition count 11
Applied a total of 3 rules in 5 ms. Remains 10 /16 variables (removed 6) and now considering 11/16 (removed 5) transitions.
[2026-05-26 15:14:00] [INFO ] Flow matrix only has 8 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13252528091019834320.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8123990109191245430.kers'
[2026-05-26 15:14:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13252528091019834320.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8123990109191245430.kers]
Normalized transition count is 7 out of 8 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 7 rows 9 cols 18 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-26 15:14:00] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8123990109191245430.kers
Total runtime 0 ms.
[2026-05-26 15:14:00] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 15:14:00] [INFO ] Flow matrix only has 8 transitions (discarded 3 similar events)
[2026-05-26 15:14:00] [INFO ] Invariant cache hit.
[2026-05-26 15:14:00] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2026-05-26 15:14:00] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2026-05-26 15:14:01] [INFO ] Flow matrix only has 8 transitions (discarded 3 similar events)
[2026-05-26 15:14:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 7/17 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/17 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/18 variables, and 14 constraints, problems are : Problem set: 0 solved, 9 unsolved in 131 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 1/10 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 7/17 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/17 variables, 9/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/17 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/17 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/18 variables, and 23 constraints, problems are : Problem set: 0 solved, 9 unsolved in 140 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 10/10 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 273ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/16 places, 11/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 339 ms. Remains : 10/16 places, 11/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-08 finished in 408 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X((X(X(X(X(p1)))) U (p0&&X(X(X(X(p1))))))))))'
Support contains 4 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 14 transition count 15
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 14 transition count 15
Applied a total of 3 rules in 1 ms. Remains 14 /16 variables (removed 2) and now considering 15/16 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-683640798804464539.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1367953240901933662.kers'
[2026-05-26 15:14:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-683640798804464539.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1367953240901933662.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 14 cols 36 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-26 15:14:01] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1367953240901933662.kers
Total runtime 0 ms.
[2026-05-26 15:14:01] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 15:14:01] [INFO ] Invariant cache hit.
[2026-05-26 15:14:01] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Running 14 sub problems to find dead transitions.
[2026-05-26 15:14:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 0/29 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/29 variables, and 18 constraints, problems are : Problem set: 0 solved, 14 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 1/14 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (OVERLAPS) 15/29 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/29 variables, 14/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/29 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 0/29 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/29 variables, and 32 constraints, problems are : Problem set: 0 solved, 14 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 14/14 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 675ms problems are : Problem set: 0 solved, 14 unsolved
Search for dead transitions found 0 dead transitions in 676ms
Starting structural reductions in LTL mode, iteration 1 : 14/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 733 ms. Remains : 14/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X((X(X(X(X(p1)))) U (p0&&X(X(X(X(p1))))))))))'
Stuttering acceptance computed with spot in 232 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-09
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-09 finished in 1005 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(G((X(p0)&&p1))))&&(p0 U X(X(p1)))))'
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 14 transition count 15
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 14 transition count 15
Applied a total of 3 rules in 3 ms. Remains 14 /16 variables (removed 2) and now considering 15/16 (removed 1) transitions.
[2026-05-26 15:14:02] [INFO ] Invariant cache hit.
[2026-05-26 15:14:02] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-26 15:14:02] [INFO ] Invariant cache hit.
[2026-05-26 15:14:02] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 14/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70 ms. Remains : 14/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(G((X(p0)&&p1))))&&(p0 U X(X(p1)))))'
Stuttering acceptance computed with spot in 283 ms :[(OR (NOT p1) (NOT p0)), (NOT p1), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-11 finished in 385 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&F(p1)))'
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 14 transition count 15
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 14 transition count 15
Applied a total of 3 rules in 1 ms. Remains 14 /16 variables (removed 2) and now considering 15/16 (removed 1) transitions.
[2026-05-26 15:14:02] [INFO ] Invariant cache hit.
[2026-05-26 15:14:02] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-26 15:14:02] [INFO ] Invariant cache hit.
[2026-05-26 15:14:02] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 14/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62 ms. Remains : 14/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F(p0))&&F(p1)))'
Stuttering acceptance computed with spot in 140 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-13
Product exploration explored 100000 steps with 7305 reset in 158 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Kanban-PT-00500-LTLFireability-13 finished in 391 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(X(X(p1)))))))'
Support contains 2 out of 16 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 15 transition count 16
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 2 place count 14 transition count 15
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 14 transition count 15
Applied a total of 3 rules in 3 ms. Remains 14 /16 variables (removed 2) and now considering 15/16 (removed 1) transitions.
[2026-05-26 15:14:03] [INFO ] Invariant cache hit.
[2026-05-26 15:14:03] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 15:14:03] [INFO ] Invariant cache hit.
[2026-05-26 15:14:03] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 14/16 places, 15/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69 ms. Remains : 14/16 places, 15/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U X(X(X(p1)))))))'
Stuttering acceptance computed with spot in 575 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-14
Product exploration explored 100000 steps with 2058 reset in 148 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property Kanban-PT-00500-LTLFireability-14 finished in 837 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||(F(p1) U p2)))))'
Support contains 5 out of 16 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 16/16 places, 16/16 transitions.
Graph (trivial) has 8 edges and 16 vertex of which 6 / 16 are part of one of the 3 SCC in 0 ms
Free SCC test removed 3 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 12 transition count 12
Applied a total of 3 rules in 5 ms. Remains 12 /16 variables (removed 4) and now considering 12/16 (removed 4) transitions.
[2026-05-26 15:14:03] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15341891040815841769.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6626537387621009561.kers'
[2026-05-26 15:14:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15341891040815841769.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6626537387621009561.kers]
Normalized transition count is 9 out of 10 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 9 rows 10 cols 22 entries
Finished phase 1 with 7 SingleSign rule and 0 generalized
[2026-05-26 15:14:03] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6626537387621009561.kers
Total runtime 1 ms.
[2026-05-26 15:14:04] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-26 15:14:04] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2026-05-26 15:14:04] [INFO ] Invariant cache hit.
[2026-05-26 15:14:04] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 71 ms to find 0 implicit places.
[2026-05-26 15:14:04] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2026-05-26 15:14:04] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2026-05-26 15:14:04] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/12 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 9/21 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/22 variables, and 17 constraints, problems are : Problem set: 0 solved, 10 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 1/12 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 9/21 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/21 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/22 variables, and 27 constraints, problems are : Problem set: 0 solved, 10 unsolved in 177 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 358ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 359ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/16 places, 12/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 442 ms. Remains : 12/16 places, 12/16 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((F(p0) U p1)||p2))))'
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Kanban-PT-00500-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Kanban-PT-00500-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Kanban-PT-00500-LTLFireability-15 finished in 571 ms.
All properties solved by simple procedures.
Total runtime 13366 ms.

BK_STOP 1779808444666

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Kanban-PT-00500"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Kanban-PT-00500, 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 r162-smll-177961107800284"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Kanban-PT-00500.tgz
mv Kanban-PT-00500 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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