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.r194-tall-177969914300755.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is PGCD-COL-D02N006, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914300755
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 4.9K Mar 8 14:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 48K Mar 8 14:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 8 14:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 8 14:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 17 06:57 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 17 06:57 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 17 06:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 17 06:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 8 14:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 155K Mar 8 14:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 8 14:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 44K Mar 8 14:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 06:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 17 06:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 11K 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 PGCD-COL-D02N006-LTLCardinality-00
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-01
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-02
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-03
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-04
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-05
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-06
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-07
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-08
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-09
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-10
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-11
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-12
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-13
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-14
FORMULA_NAME PGCD-COL-D02N006-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779829679062

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D02N006
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-26 21:08:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 21:08:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 21:08:00] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-26 21:08:00] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-26 21:08:00] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 488 ms
[2026-05-26 21:08:00] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 9 PT places and 9.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2026-05-26 21:08:00] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 5 ms.
[2026-05-26 21:08:00] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PGCD-COL-D02N006-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Reduction of identical properties reduced properties to check from 16 to 15
RANDOM walk for 40056 steps (8 resets) in 362 ms. (110 steps per ms) remains 9/15 properties
BEST_FIRST walk for 40000 steps (8 resets) in 436 ms. (91 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (8 resets) in 317 ms. (125 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (8 resets) in 249 ms. (160 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 86 ms. (459 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 90 ms. (439 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40001 steps (8 resets) in 115 ms. (344 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40000 steps (8 resets) in 152 ms. (261 steps per ms) remains 9/9 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2916837395747640172.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-441059506926177408.kers'
[2026-05-26 21:08:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2916837395747640172.kers, --Pflows, --basisKERS=/tmp/petrispot-output-441059506926177408.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-26 21:08:01] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-441059506926177408.kers
Total runtime 0 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 2/5 variables, 3/5 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/5 variables, 0/5 constraints. Problems are: Problem set: 3 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5/6 variables, and 5 constraints, problems are : Problem set: 3 solved, 6 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Problem AtomicPropp7 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 1/2 constraints. Problems are: Problem set: 4 solved, 5 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp14 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 1/3 constraints. Problems are: Problem set: 6 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 6 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/5 variables, 3/6 constraints. Problems are: Problem set: 6 solved, 3 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp13 is UNSAT
After SMT solving in domain Int declared 5/6 variables, and 9 constraints, problems are : Problem set: 9 solved, 0 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 3/9 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 340ms problems are : Problem set: 9 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 10 atomic propositions for a total of 12 simplifications.
FORMULA PGCD-COL-D02N006-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 21:08:02] [INFO ] Initial state reduction rules for LTL removed 3 formulas.
[2026-05-26 21:08:02] [INFO ] Flatten gal took : 13 ms
FORMULA PGCD-COL-D02N006-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-26 21:08:02] [INFO ] Flatten gal took : 1 ms
Arc [1:1*[(MOD (ADD $x 1) 3)]] contains successor/predecessor on variables of sort CD
[2026-05-26 21:08:02] [INFO ] Unfolded HLPN to a Petri net with 9 places and 9 transitions 42 arcs in 9 ms.
[2026-05-26 21:08:02] [INFO ] Unfolded 6 HLPN properties in 0 ms.
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 4 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Running 3 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8982823414666318625.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16201358975058811566.kers'
[2026-05-26 21:08:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8982823414666318625.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16201358975058811566.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 9 rows 6 cols 24 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-26 21:08:02] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16201358975058811566.kers
Total runtime 0 ms.
[2026-05-26 21:08:02] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 3 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 3/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/18 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 162ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 163ms
[2026-05-26 21:08:02] [INFO ] Invariant cache hit.
[2026-05-26 21:08:02] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-26 21:08:02] [INFO ] Invariant cache hit.
[2026-05-26 21:08:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 21:08:02] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 248 ms. Remains : 9/9 places, 9/9 transitions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:02] [INFO ] Invariant cache hit.
[2026-05-26 21:08:02] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-26 21:08:02] [INFO ] Invariant cache hit.
[2026-05-26 21:08:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 21:08:02] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 42 ms. Remains : 9/9 places, 9/9 transitions.
Support contains 9 out of 9 places after structural reductions.
[2026-05-26 21:08:02] [INFO ] Flatten gal took : 5 ms
[2026-05-26 21:08:02] [INFO ] Flatten gal took : 5 ms
[2026-05-26 21:08:02] [INFO ] Input system was already deterministic with 9 transitions.
RANDOM walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 5/10 properties
BEST_FIRST walk for 40002 steps (8 resets) in 225 ms. (177 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 118 ms. (336 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (8 resets) in 54 ms. (727 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 60 ms. (655 steps per ms) remains 5/5 properties
[2026-05-26 21:08:02] [INFO ] Invariant cache hit.
[2026-05-26 21:08:02] [INFO ] State equation strengthened by 3 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 9/18 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 3/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp3 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/9 variables, 3/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem AtomicPropp7 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 1/5 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/5 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 9/18 variables, 9/14 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 3/17 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Int declared 18/18 variables, and 20 constraints, problems are : Problem set: 5 solved, 0 unsolved in 90 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 9/9 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 313ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 6 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0||X((X(X(G(p1))) U (p0&&X(X(G(p1))))))))))'
Support contains 3 out of 9 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:03] [INFO ] Invariant cache hit.
[2026-05-26 21:08:03] [INFO ] Implicit Places using invariants in 29 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 32 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 34 ms. Remains : 6/9 places, 9/9 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||X((X(X(G(p1))) U (p0&&X(X(G(p1))))))))))'
Stuttering acceptance computed with spot in 191 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-02
Product exploration explored 100000 steps with 50000 reset in 147 ms.
Product exploration explored 100000 steps with 50000 reset in 103 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 1596 ms. Proved property starting from automaton with 2 states, 2 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 1603 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D02N006-LTLCardinality-02 finished in 3474 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:06] [INFO ] Invariant cache hit.
[2026-05-26 21:08:06] [INFO ] Implicit Places using invariants in 21 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 22 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24 ms. Remains : 6/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D02N006-LTLCardinality-03 finished in 126 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)))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 3 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:06] [INFO ] Invariant cache hit.
[2026-05-26 21:08:06] [INFO ] Implicit Places using invariants in 23 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 24 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 27 ms. Remains : 6/9 places, 9/9 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)))'
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-10
Product exploration explored 100000 steps with 1209 reset in 194 ms.
Stack based approach found an accepted trace after 25 steps with 0 reset with depth 26 and stack size 26 in 0 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D02N006-LTLCardinality-10 finished in 330 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 3 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:07] [INFO ] Invariant cache hit.
[2026-05-26 21:08:07] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-26 21:08:07] [INFO ] Invariant cache hit.
[2026-05-26 21:08:07] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 21:08:07] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 77 ms. Remains : 9/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Stuttering acceptance computed with spot in 76 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 64193 steps with 0 reset in 106 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D02N006-LTLCardinality-12 finished in 283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:07] [INFO ] Invariant cache hit.
[2026-05-26 21:08:07] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-26 21:08:07] [INFO ] Invariant cache hit.
[2026-05-26 21:08:07] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-26 21:08:07] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 50 ms. Remains : 9/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D02N006-LTLCardinality-13 finished in 158 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(!p0&&G(p1)))))'
Support contains 6 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Skipped dead transition search.
[2026-05-26 21:08:07] [INFO ] Invariant cache hit.
[2026-05-26 21:08:07] [INFO ] Implicit Places using invariants in 22 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 22 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24 ms. Remains : 6/9 places, 9/9 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||(!p0&&G(p1)))))'
Stuttering acceptance computed with spot in 168 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : PGCD-COL-D02N006-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 176 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D02N006-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D02N006-LTLCardinality-15 finished in 223 ms.
All properties solved by simple procedures.
Total runtime 7646 ms.

BK_STOP 1779829687852

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="PGCD-COL-D02N006"
export BK_EXAMINATION="LTLCardinality"
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 PGCD-COL-D02N006, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-tall-177969914300755"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D02N006.tgz
mv PGCD-COL-D02N006 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;