Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r002-oct2-177944365800003.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 AirplaneLD-COL-0010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944365800003
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 8.8K Mar 4 17:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 4 17:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 4 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 4 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.3K Mar 15 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 06:59 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 06:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 4 17:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Mar 4 17:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 4 17:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 4 17:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 06:59 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 06:59 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 40K 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 AirplaneLD-COL-0010-LTLCardinality-00
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-01
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-02
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-03
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-04
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-05
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-06
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-07
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-08
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-09
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-10
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-11
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-12
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-13
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-14
FORMULA_NAME AirplaneLD-COL-0010-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779461470504

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
LTLCardinality COL
Running Version 202604301425
[2026-05-22 14:51:12] [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]
[2026-05-22 14:51:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:51:12] [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.
[2026-05-22 14:51:13] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-22 14:51:13] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 754 ms
[2026-05-22 14:51:13] [INFO ] Detected 3 constant HL places corresponding to 32 PT places.
[2026-05-22 14:51:13] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 89 PT places and 132.0 transition bindings in 35 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
[2026-05-22 14:51:13] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 5 ms.
[2026-05-22 14:51:13] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 4 formulas.
FORMULA AirplaneLD-COL-0010-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 20 stabilizing places and 15 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 15
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 12 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
Computed a total of 17 stabilizing places and 14 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 17 transition count 14
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
RANDOM walk for 40000 steps (5007 resets) in 935 ms. (42 steps per ms) remains 11/24 properties
BEST_FIRST walk for 40002 steps (1593 resets) in 171 ms. (232 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (1395 resets) in 122 ms. (325 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (1370 resets) in 142 ms. (279 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (1364 resets) in 77 ms. (512 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40001 steps (1293 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (1367 resets) in 117 ms. (339 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (1412 resets) in 142 ms. (279 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (1551 resets) in 124 ms. (320 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (1354 resets) in 114 ms. (347 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (1557 resets) in 101 ms. (392 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (1337 resets) in 100 ms. (396 steps per ms) remains 11/11 properties
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16683878315461632000.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9996947243484112484.kers'
[2026-05-22 14:51:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16683878315461632000.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9996947243484112484.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 14 rows 16 cols 37 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-22 14:51:14] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9996947243484112484.kers
Total runtime 1 ms.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp20 is UNSAT
Problem AtomicPropp22 is UNSAT
At refinement iteration 1 (OVERLAPS) 6/14 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 8 unsolved
Problem AtomicPropp1 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 1/3 constraints. Problems are: Problem set: 4 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 4 solved, 7 unsolved
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp21 is UNSAT
Problem AtomicPropp23 is UNSAT
After SMT solving in domain Real declared 27/31 variables, and 17 constraints, problems are : Problem set: 11 solved, 0 unsolved in 347 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/17 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 555ms problems are : Problem set: 11 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 11 atomic propositions for a total of 12 simplifications.
FORMULA AirplaneLD-COL-0010-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 14:51:15] [INFO ] Initial state reduction rules for LTL removed 3 formulas.
[2026-05-22 14:51:15] [INFO ] Flatten gal took : 15 ms
FORMULA AirplaneLD-COL-0010-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0010-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 14:51:15] [INFO ] Flatten gal took : 2 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :Altitude
Symmetric sort wr.t. initial detected :Altitude
Transition t3_2 : guard parameter $A(Altitude:20) in guard (OR (GEQ $A 9) (EQ $A 19))introduces in Altitude(20) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:20) in guard (AND (LT $A 9) (NEQ $A 19))introduces in Altitude(20) partition with 2 elements
Sort wr.t. initial and guards Altitude has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Altitude domain size was 20 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 9) (EQ $A 19)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 9) (NEQ $A 19)) -> (EQ $A 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Speed
Symmetric sort wr.t. initial detected :Speed
Transition t5_2 : guard parameter $S(Speed:10) in guard (OR (LEQ $S 4) (EQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:10) in guard (AND (GT $S 4) (NEQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:10) in guard (OR (LEQ $S 4) (EQ $S 9))introduces in Speed(10) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:10) in guard (AND (GT $S 4) (NEQ $S 9))introduces in Speed(10) partition with 2 elements
Sort wr.t. initial and guards Speed has partition 2
Applying symmetric unfolding of partitioned symmetric sort :Speed domain size was 10 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 4) (EQ $S 9)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 4) (NEQ $S 9)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 4) (EQ $S 9)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 4) (NEQ $S 9)) -> (EQ $S 0)
Symmetric sort wr.t. initial and guards and successors and join/free detected :Signal
Arc [19:1*[1]] contains constants of sort Signal
Transition t5_2 : constants on arcs in [[19:1*[1]]] introduces in Signal(2) partition with 1 elements that refines current partition to 2 subsets.
Symmetric sort wr.t. initial and guards and successors and join/free detected :Weight
Symmetric sort wr.t. initial detected :Weight
Transition t2_2 : guard parameter $W(Weight:2) in guard (EQ $W 1)introduces in Weight(2) partition with 2 elements
[2026-05-22 14:51:15] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 22 ms.
[2026-05-22 14:51:15] [INFO ] Unfolded 6 HLPN properties in 0 ms.
Reduce places removed 6 places and 0 transitions.
Support contains 17 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 20
Applied a total of 1 rules in 8 ms. Remains 22 /23 variables (removed 1) and now considering 20/20 (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-5970424604201806132.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2296719908995206444.kers'
[2026-05-22 14:51:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5970424604201806132.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2296719908995206444.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 22 cols 50 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-22 14:51:15] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2296719908995206444.kers
Total runtime 0 ms.
[2026-05-22 14:51:15] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-22 14:51:15] [INFO ] Invariant cache hit.
[2026-05-22 14:51:15] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2026-05-22 14:51:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/42 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 24 constraints, problems are : Problem set: 0 solved, 10 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 10/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/42 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 34 constraints, problems are : Problem set: 0 solved, 10 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 607ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 609ms
Starting structural reductions in LTL mode, iteration 1 : 22/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 732 ms. Remains : 22/23 places, 20/20 transitions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-22 14:51:16] [INFO ] Invariant cache hit.
[2026-05-22 14:51:16] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-22 14:51:16] [INFO ] Invariant cache hit.
[2026-05-22 14:51:16] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 66 ms. Remains : 22/22 places, 20/20 transitions.
Support contains 17 out of 22 places after structural reductions.
[2026-05-22 14:51:16] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:16] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:16] [INFO ] Input system was already deterministic with 20 transitions.
RANDOM walk for 40000 steps (5029 resets) in 612 ms. (65 steps per ms) remains 1/12 properties
BEST_FIRST walk for 40003 steps (982 resets) in 242 ms. (164 steps per ms) remains 1/1 properties
[2026-05-22 14:51:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp8 is UNSAT
After SMT solving in domain Real declared 16/42 variables, and 6 constraints, problems are : Problem set: 1 solved, 0 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, State Equation: 6/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 6 simplifications.
Computed a total of 22 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 20
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 6 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 3 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-22 14:51:16] [INFO ] Invariant cache hit.
[2026-05-22 14:51:16] [INFO ] Implicit Places using invariants in 34 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 21/22 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 21 /21 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 42 ms. Remains : 21/22 places, 20/20 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 408 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-02
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 2 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-02 finished in 542 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 1 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Graph (complete) has 30 edges and 22 vertex of which 20 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 19 transition count 18
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 4 place count 19 transition count 17
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 6 place count 18 transition count 17
Applied a total of 6 rules in 28 ms. Remains 18 /22 variables (removed 4) and now considering 17/20 (removed 3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8530468153806625133.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-988009290492690728.kers'
[2026-05-22 14:51:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8530468153806625133.kers, --Pflows, --basisKERS=/tmp/petrispot-output-988009290492690728.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 17 rows 18 cols 38 entries
Finished phase 1 with 12 SingleSign rule and 5 generalized
[2026-05-22 14:51:17] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-988009290492690728.kers
Total runtime 1 ms.
[2026-05-22 14:51:17] [INFO ] Implicit Places using invariants in 57 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 58 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 17/22 places, 17/20 transitions.
Graph (complete) has 15 edges and 17 vertex of which 16 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 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 16 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 15 transition count 15
Applied a total of 3 rules in 11 ms. Remains 15 /17 variables (removed 2) and now considering 15/17 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7050237087924873717.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16786950906433667402.kers'
[2026-05-22 14:51:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7050237087924873717.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16786950906433667402.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 15 cols 32 entries
Finished phase 1 with 15 SingleSign rule and 0 generalized
[2026-05-22 14:51:17] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16786950906433667402.kers
Total runtime 1 ms.
[2026-05-22 14:51:17] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-22 14:51:17] [INFO ] Invariant cache hit.
[2026-05-22 14:51:17] [INFO ] Implicit Places using invariants and state equation in 59 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 106 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/22 places, 15/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 205 ms. Remains : 14/22 places, 15/20 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 119 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-03
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-03 finished in 370 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)||(p1 U X(p2)))))'
Support contains 5 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 20 transition count 20
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 19 transition count 19
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 19 transition count 18
Applied a total of 5 rules in 4 ms. Remains 19 /22 variables (removed 3) and now considering 18/20 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3728455347463680697.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11204992022690527850.kers'
[2026-05-22 14:51:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3728455347463680697.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11204992022690527850.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 18 rows 19 cols 40 entries
Finished phase 1 with 13 SingleSign rule and 5 generalized
[2026-05-22 14:51:17] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11204992022690527850.kers
Total runtime 1 ms.
[2026-05-22 14:51:17] [INFO ] Implicit Places using invariants in 54 ms returned []
[2026-05-22 14:51:17] [INFO ] Invariant cache hit.
[2026-05-22 14:51:17] [INFO ] Implicit Places using invariants and state equation in 60 ms returned []
Implicit Place search using SMT with State Equation took 116 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2026-05-22 14:51:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 4/37 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/37 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 37/37 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 236 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 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) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 18/33 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 9/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 4/37 variables, 4/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 37/37 variables, and 29 constraints, problems are : Problem set: 0 solved, 9 unsolved in 192 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 19/19 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 439ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 439ms
Starting structural reductions in LTL mode, iteration 1 : 19/22 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 561 ms. Remains : 19/22 places, 18/20 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)||(p1 U X(p2)))))'
Stuttering acceptance computed with spot in 171 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-06
Product exploration explored 100000 steps with 12600 reset in 229 ms.
Product exploration explored 100000 steps with 12611 reset in 138 ms.
Computed a total of 19 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 14 factoid took 276 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (5053 resets) in 229 ms. (173 steps per ms) remains 2/8 properties
BEST_FIRST walk for 40004 steps (1051 resets) in 113 ms. (350 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (1074 resets) in 32 ms. (1212 steps per ms) remains 2/2 properties
[2026-05-22 14:51:19] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 3/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf0 is UNSAT
Problem apf3 is UNSAT
After SMT solving in domain Real declared 32/37 variables, and 16 constraints, problems are : Problem set: 2 solved, 0 unsolved in 95 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 15/19 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 99ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 2 invariant AP formulas.
Knowledge based reduction with 16 factoid took 450 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Knowledge-based reduction took 1186 ms.
Stuttering acceptance computed with spot in 122 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Support contains 3 out of 19 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 19/19 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 19 /19 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2026-05-22 14:51:19] [INFO ] Invariant cache hit.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-22 14:51:20] [INFO ] Invariant cache hit.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 124 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 125 ms. Remains : 19/19 places, 18/18 transitions.
Computed a total of 19 stabilizing places and 18 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge based reduction with 7 factoid took 55 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 280 steps (32 resets) in 8 ms. (31 steps per ms) remains 0/3 properties
Knowledge based reduction with 7 factoid took 111 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Knowledge-based reduction took 361 ms.
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Stuttering acceptance computed with spot in 198 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Product exploration explored 100000 steps with 12607 reset in 102 ms.
Product exploration explored 100000 steps with 12598 reset in 94 ms.
Spot run failed in 77 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin1011931756169046838
[2026-05-22 14:51:21] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1011931756169046838
Running compilation step : cd /tmp/ltsmin1011931756169046838;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 264 ms.
Running link step : cd /tmp/ltsmin1011931756169046838;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 61 ms.
Running LTSmin : cd /tmp/ltsmin1011931756169046838;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased2046067655348005060.hoa' '--buchi-type=spotba'
LTSmin run took 83 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property AirplaneLD-COL-0010-LTLCardinality-06 finished in 4096 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((X(G(p1)) U (p0&&X(G(p1))))))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 20 transition count 20
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 19 transition count 19
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 19 transition count 19
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 19 transition count 18
Applied a total of 5 rules in 2 ms. Remains 19 /22 variables (removed 3) and now considering 18/20 (removed 2) transitions.
[2026-05-22 14:51:21] [INFO ] Invariant cache hit.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 50 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/22 places, 18/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 18 /18 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 18/22 places, 18/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((X(G(p1)) U (p0&&X(G(p1))))))))'
Stuttering acceptance computed with spot in 284 ms :[(NOT p0), (NOT p0), (OR (NOT p1) (NOT p0)), (NOT p1), true]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-07 finished in 393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&F(G(!p0))))'
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Graph (complete) has 30 edges and 22 vertex of which 13 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 ms
Discarding 9 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 13 transition count 13
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 12 transition count 12
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 12 transition count 12
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 12 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 12 transition count 10
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 7 place count 11 transition count 10
Applied a total of 7 rules in 1 ms. Remains 11 /22 variables (removed 11) and now considering 10/20 (removed 10) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1848623578151943324.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11550893029750334154.kers'
[2026-05-22 14:51:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1848623578151943324.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11550893029750334154.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 10 rows 11 cols 21 entries
Finished phase 1 with 7 SingleSign rule and 3 generalized
[2026-05-22 14:51:22] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11550893029750334154.kers
Total runtime 0 ms.
[2026-05-22 14:51:22] [INFO ] Implicit Places using invariants in 50 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/22 places, 10/20 transitions.
Graph (complete) has 7 edges and 10 vertex of which 9 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Applied a total of 1 rules in 3 ms. Remains 9 /10 variables (removed 1) and now considering 9/10 (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-1834139325766846015.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9358704397928033839.kers'
[2026-05-22 14:51:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1834139325766846015.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9358704397928033839.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 9 rows 9 cols 17 entries
Finished phase 1 with 9 SingleSign rule and 0 generalized
[2026-05-22 14:51:22] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9358704397928033839.kers
Total runtime 0 ms.
[2026-05-22 14:51:22] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-22 14:51:22] [INFO ] Invariant cache hit.
[2026-05-22 14:51:22] [INFO ] Implicit Places using invariants and state equation in 43 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 94 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/22 places, 9/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 150 ms. Remains : 8/22 places, 9/20 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&F(G(!p0))))'
Stuttering acceptance computed with spot in 200 ms :[(OR (NOT p1) p0), (NOT p0), (NOT p1), p0]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-08
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-08 finished in 387 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(p1)))&&X(X(X(X(G(!p2)))))))'
Support contains 7 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 20/20 (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-18243400457197068121.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14328149631279345783.kers'
[2026-05-22 14:51:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18243400457197068121.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14328149631279345783.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 22 cols 50 entries
Finished phase 1 with 20 SingleSign rule and 0 generalized
[2026-05-22 14:51:22] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14328149631279345783.kers
Total runtime 1 ms.
[2026-05-22 14:51:22] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-22 14:51:22] [INFO ] Invariant cache hit.
[2026-05-22 14:51:22] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2026-05-22 14:51:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/42 variables, 4/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/42 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 42/42 variables, and 24 constraints, problems are : Problem set: 0 solved, 10 unsolved in 1292 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 3/18 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/38 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 10/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/42 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/42 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 42/42 variables, and 34 constraints, problems are : Problem set: 0 solved, 10 unsolved in 243 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1542ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 1542ms
Finished structural reductions in LTL mode , in 1 iterations and 1654 ms. Remains : 22/22 places, 20/20 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(p1)))&&X(X(X(X(G(p2)))))))'
Stuttering acceptance computed with spot in 404 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p2), true, (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : AirplaneLD-COL-0010-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 37 steps with 4 reset in 0 ms.
FORMULA AirplaneLD-COL-0010-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property AirplaneLD-COL-0010-LTLCardinality-10 finished in 2093 ms.
All properties solved by simple procedures.
Total runtime 11898 ms.

BK_STOP 1779461484866

--------------------
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
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
++ sed s/.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="AirplaneLD-COL-0010"
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 AirplaneLD-COL-0010, 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 r002-oct2-177944365800003"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0010.tgz
mv AirplaneLD-COL-0010 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 ;