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-oct2-177944365800010.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-0020, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944365800010
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 452K
-rw-r--r-- 1 mcc users 7.9K Mar 4 16:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 4 16:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 4 16:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Mar 4 16:45 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 3.9K Mar 15 06:59 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 06:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 07:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 15 07:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 4 16:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 4 16:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Mar 4 16:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 4 16:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 07:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:00 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 41K 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-0020-CTLFireability-2024-00
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-01
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-02
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-03
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-04
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-05
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-06
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-07
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-08
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-09
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-10
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-11
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-12
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-13
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-14
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779461472280

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AirplaneLD-COL-0020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202604301425
[2026-05-22 14:51:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 14:51:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 14:51:14] [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 14:51:14] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-22 14:51:15] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 764 ms
[2026-05-22 14:51:15] [INFO ] Detected 3 constant HL places corresponding to 62 PT places.
[2026-05-22 14:51:15] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 159 PT places and 252.0 transition bindings in 26 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 14 ms.
[2026-05-22 14:51:15] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 5 ms.
[2026-05-22 14:51:15] [INFO ] Skeletonized 7 HLPN properties in 2 ms. Removed 9 properties that had guard overlaps.
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).
AF dead knowledge conclusive for 4 formulas.
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Remains 2 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 163 steps (16 resets) in 16 ms. (9 steps per ms) remains 0/2 properties
[2026-05-22 14:51:15] [INFO ] Flatten gal took : 33 ms
[2026-05-22 14:51:15] [INFO ] Flatten gal took : 3 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:40) in guard (OR (GEQ $A 19) (EQ $A 39))introduces in Altitude(40) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:40) in guard (AND (LT $A 19) (NEQ $A 39))introduces in Altitude(40) 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 40 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 19) (EQ $A 39)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 19) (NEQ $A 39)) -> (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:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:20) in guard (OR (LEQ $S 9) (EQ $S 19))introduces in Speed(20) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:20) in guard (AND (GT $S 9) (NEQ $S 19))introduces in Speed(20) 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 20 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 9) (NEQ $S 19)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 9) (EQ $S 19)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 9) (NEQ $S 19)) -> (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 29 ms.
[2026-05-22 14:51:15] [INFO ] Unfolded 13 HLPN properties in 0 ms.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
[2026-05-22 14:51:15] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
Support contains 20 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 20/20 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 20
Applied a total of 3 rules in 8 ms. Remains 20 /23 variables (removed 3) 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-16631684744624464995.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16060344286793527061.kers'
[2026-05-22 14:51:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16631684744624464995.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16060344286793527061.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:51:15] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16060344286793527061.kers
Total runtime 1 ms.
[2026-05-22 14:51:15] [INFO ] Implicit Places using invariants in 202 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 84 ms returned []
Implicit Place search using SMT with State Equation took 343 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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 392 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 295 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 741ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 753ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1133 ms. Remains : 20/23 places, 20/20 transitions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 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 59 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 47 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 20/20 places, 20/20 transitions.
Support contains 20 out of 20 places after structural reductions.
[2026-05-22 14:51:16] [INFO ] Flatten gal took : 6 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.
Reduction of identical properties reduced properties to check from 31 to 29
RANDOM walk for 40000 steps (5030 resets) in 3385 ms. (11 steps per ms) remains 6/29 properties
BEST_FIRST walk for 40003 steps (945 resets) in 493 ms. (80 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (978 resets) in 545 ms. (73 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (925 resets) in 147 ms. (270 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (951 resets) in 68 ms. (579 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (904 resets) in 249 ms. (160 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (976 resets) in 94 ms. (421 steps per ms) remains 6/6 properties
[2026-05-22 14:51:18] [INFO ] Invariant cache hit.
Problem AtomicPropp15 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/16 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp25 is UNSAT
Problem AtomicPropp30 is UNSAT
After SMT solving in domain Real declared 35/40 variables, and 17 constraints, problems are : Problem set: 6 solved, 0 unsolved in 49 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 16/20 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 6 atomic propositions for a total of 13 simplifications.
[2026-05-22 14:51:18] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-22 14:51:18] [INFO ] Flatten gal took : 4 ms
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 14:51:18] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:18] [INFO ] Input system was already deterministic with 20 transitions.
Computed a total of 20 stabilizing places and 20 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 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).
AF dead knowledge conclusive for 2 formulas.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 3 place count 19 transition count 18
Applied a total of 3 rules in 5 ms. Remains 19 /20 variables (removed 1) 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-14458286653582112153.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14919520682383243507.kers'
[2026-05-22 14:51:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14458286653582112153.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14919520682383243507.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 14:51:18] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14919520682383243507.kers
Total runtime 0 ms.
[2026-05-22 14:51:18] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-22 14:51:18] [INFO ] Invariant cache hit.
[2026-05-22 14:51:18] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 9 sub problems to find dead transitions.
[2026-05-22 14:51:18] [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 157 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 374 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 536ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 537ms
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 18/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 606 ms. Remains : 19/20 places, 18/20 transitions.
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:19] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:19] [INFO ] Time to serialize gal into /tmp/CTLFireability1410801778184401007.gal : 1 ms
[2026-05-22 14:51:19] [INFO ] Time to serialize properties into /tmp/CTLFireability4375128725740885870.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1410801778184401007.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4375128725740885870.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,323,0.012896,3772,2,53,5,192,6,0,91,135,0


Converting to forward existential form...Done !
original formula: E(EG((AX(EX(((P1>=1)&&(Weight_Left_Wheel_1>=1)))) + ((AG(E((stp1>=1) U (stp4>=1))) * !(AF(((P4>=1)&&(Speed_Left_Wheel_0>=1))))) * ((P4>=1...389
=> equivalent forward existential formula: [(FwdU(Init,EG((!(EX(!(EX(((P1>=1)&&(Weight_Left_Wheel_1>=1)))))) + ((!(E(TRUE U !(E((stp1>=1) U (stp4>=1))))) *...628
Reverse transition relation is NOT exact ! Due to transitions t9, t11, t13, t15, t17, Intersection with reachable at each step enabled. (destroyed/reverse...183
(forward)formula 0,0,0.022095,4696,1,0,68,2348,68,29,517,2371,78
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 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-1570251013382171470.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1523409589496893443.kers'
[2026-05-22 14:51:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1570251013382171470.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1523409589496893443.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:51:19] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1523409589496893443.kers
Total runtime 0 ms.
[2026-05-22 14:51:19] [INFO ] Implicit Places using invariants in 34 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 35 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 19/20 places, 20/20 transitions.
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:19] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:19] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:19] [INFO ] Time to serialize gal into /tmp/CTLFireability15139926640041090463.gal : 0 ms
[2026-05-22 14:51:19] [INFO ] Time to serialize properties into /tmp/CTLFireability3160104871720591864.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15139926640041090463.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3160104871720591864.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,484,0.003309,3868,2,52,5,198,6,0,93,131,0


Converting to forward existential form...Done !
original formula: EG(AX((AF(((P2>=1)&&(Weight_Right_Wheel_0>=1))) * ((P5<1)||(Speed_Right_Wheel_1<1)))))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!((!(EG(!(((P2>=1)&&(Weight_Right_Wheel_0>=1))))) * ((P5<1)||(Speed_Right_Wheel_1<1)))))))] != F...159
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t13, t15, t17, t19, Intersection with reachable at each step enabled. (destroyed/r...189
(forward)formula 0,0,0.014604,4644,1,0,101,4307,66,47,503,5178,104
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2026-05-22 14:51:19] [INFO ] Invariant cache hit.
[2026-05-22 14:51:19] [INFO ] Implicit Places using invariants in 29 ms returned []
[2026-05-22 14:51:19] [INFO ] Invariant cache hit.
[2026-05-22 14:51:19] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2026-05-22 14:51:19] [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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 168 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 885 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1057ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 1058ms
Finished structural reductions in LTL mode , in 1 iterations and 1120 ms. Remains : 20/20 places, 20/20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:20] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability2482436602253574800.gal : 1 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability9522855436103372683.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2482436602253574800.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9522855436103372683.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,484,0.003402,3876,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: A(AG(!(((!((stp2>=1)||(stp3>=1)))&&((!((P5>=1)&&(Speed_Right_Wheel_1>=1)))||(!(((P1>=1)&&(Weight_Left_Wheel_0>=1))||((P4>=1)&&(Speed_Left...216
=> equivalent forward existential formula: [((Init * !(EG(!(EX(!(EX(!(!((E(!((stp3>=1)) U (!((stp5>=1)) * !((stp3>=1)))) + EG(!((stp3>=1))))))))))))) * !(E...522
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t13, t15, t17, t19, Intersection with reachable at each step enabled. (destroyed/r...189
(forward)formula 0,0,0.030236,5064,1,0,106,3955,75,56,571,5063,121
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) 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-18319578357997080690.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2655380004660297224.kers'
[2026-05-22 14:51:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18319578357997080690.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2655380004660297224.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 14:51:20] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2655380004660297224.kers
Total runtime 0 ms.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 53 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 54 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 0 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 55 ms. Remains : 18/20 places, 18/20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:20] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability7678465714609547074.gal : 0 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability15562130555216086214.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7678465714609547074.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15562130555216086214.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,323,0.003167,3860,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: (EX(TRUE) * EG(((P3<1)||(TheAltitude_1<1))))
=> equivalent forward existential formula: [FwdG((Init * EX(TRUE)),((P3<1)||(TheAltitude_1<1)))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t9, t11, t13, t15, t17, Intersection with reachable at each step enabled. (destroyed/reverse...183
Hit Full ! (commute/partial/dont) 14/0/4
(forward)formula 0,1,0.008015,4280,1,0,60,1519,60,22,511,1540,57
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
[2026-05-22 14:51:20] [INFO ] Invariant cache hit.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 35 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 LTL mode, iteration 1 : 18/20 places, 18/20 transitions.
Applied a total of 0 rules in 0 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 38 ms. Remains : 18/20 places, 18/20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability15330957316676813673.gal : 0 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability12293826741349915491.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15330957316676813673.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12293826741349915491.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,323,0.017772,3856,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: EF((AX(AG(((P2>=1)&&(Weight_Right_Wheel_0>=1)))) + ((P2>=1)&&(Weight_Right_Wheel_1>=1))))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(EX(!(!(E(TRUE U !(((P2>=1)&&(Weight_Right_Wheel_0>=1)))))))))] != FALSE + [(FwdU(Init,TRU...208
Reverse transition relation is NOT exact ! Due to transitions t9, t11, t13, t15, t17, Intersection with reachable at each step enabled. (destroyed/reverse...183
(forward)formula 0,1,0.022301,4180,1,0,51,1584,58,22,480,1550,51
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 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-6188348598620303539.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3076188419469049330.kers'
[2026-05-22 14:51:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6188348598620303539.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3076188419469049330.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:51:20] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3076188419469049330.kers
Total runtime 0 ms.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 38 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 26 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 78 ms. Remains : 20/20 places, 20/20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability18414350961411353380.gal : 4 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability14971344138227624804.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18414350961411353380.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14971344138227624804.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,484,0.003476,3880,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: A((E((A(((P2>=1)&&(Weight_Right_Wheel_0>=1)) U ((P3>=1)&&(TheAltitude_0>=1))) + E(!(((P5<1)||(Speed_Right_Wheel_1<1))) U ((P5>=1)&&(Speed...600
=> equivalent forward existential formula: [((Init * !(EG(!((((!((P5>=1)&&(Speed_Right_Wheel_0>=1)))&&(P3>=1))&&(TheAltitude_1>=1)))))) * !(E(!((((!((P5>=1...997
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t13, t15, t17, t19, Intersection with reachable at each step enabled. (destroyed/r...189
(forward)formula 0,0,0.04537,5492,1,0,215,8066,96,136,582,10688,264
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Applied a total of 1 rules in 7 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6301005156174256063.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15912607214358599587.kers'
[2026-05-22 14:51:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6301005156174256063.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15912607214358599587.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 16 rows 16 cols 35 entries
Finished phase 1 with 11 SingleSign rule and 4 generalized
[2026-05-22 14:51:20] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15912607214358599587.kers
Total runtime 0 ms.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 50 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 51 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 15/20 places, 16/20 transitions.
Graph (complete) has 13 edges and 15 vertex of which 14 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 14 /15 variables (removed 1) and now considering 15/16 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12415474547246838687.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15956981738459280219.kers'
[2026-05-22 14:51:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12415474547246838687.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15956981738459280219.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 15 rows 14 cols 31 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-22 14:51:20] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15956981738459280219.kers
Total runtime 0 ms.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 35 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 57 ms returned []
Implicit Place search using SMT with State Equation took 95 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 14/20 places, 15/20 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 156 ms. Remains : 14/20 places, 15/20 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:20] [INFO ] Input system was already deterministic with 15 transitions.
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize gal into /tmp/CTLFireability40060322678853908.gal : 0 ms
[2026-05-22 14:51:20] [INFO ] Time to serialize properties into /tmp/CTLFireability10459925980224703904.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability40060322678853908.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10459925980224703904.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,133,0.002758,3828,2,34,5,135,6,0,69,81,0


Converting to forward existential form...Done !
original formula: E(A(EF(((P4>=1)&&(Speed_Left_Wheel_1>=1))) U (EF(((P2>=1)&&(Weight_Right_Wheel_1>=1))) + ((P2>=1)&&(Weight_Right_Wheel_1>=1)))) U ((P3>=1...178
=> equivalent forward existential formula: [(FwdU(Init,!((E(!((E(TRUE U ((P2>=1)&&(Weight_Right_Wheel_1>=1))) + ((P2>=1)&&(Weight_Right_Wheel_1>=1)))) U (!...439
Reverse transition relation is NOT exact ! Due to transitions t6, t8, t9, t11, t13, Intersection with reachable at each step enabled. (destroyed/reverse/i...181
(forward)formula 0,1,0.021582,4424,1,0,104,2482,62,65,384,3241,115
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 8 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 12 output transitions
Drop transitions (Output transitions of discarded places.) removed 12 transitions
Applied a total of 1 rules in 1 ms. Remains 8 /20 variables (removed 12) and now considering 8/20 (removed 12) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2614087510408621373.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7670350530532671982.kers'
[2026-05-22 14:51:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2614087510408621373.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7670350530532671982.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 8 rows 8 cols 17 entries
Finished phase 1 with 5 SingleSign rule and 2 generalized
[2026-05-22 14:51:20] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7670350530532671982.kers
Total runtime 0 ms.
[2026-05-22 14:51:20] [INFO ] Implicit Places using invariants in 24 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 7/20 places, 8/20 transitions.
Graph (complete) has 5 edges and 7 vertex of which 6 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 0 ms. Remains 6 /7 variables (removed 1) and now considering 7/8 (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-13764223121631663815.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11260543637312927975.kers'
[2026-05-22 14:51:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13764223121631663815.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11260543637312927975.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 7 rows 6 cols 13 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-22 14:51:21] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11260543637312927975.kers
Total runtime 1 ms.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-22 14:51:21] [INFO ] Invariant cache hit.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 6/20 places, 7/20 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 81 ms. Remains : 6/20 places, 7/20 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Input system was already deterministic with 7 transitions.
RANDOM walk for 86 steps (22 resets) in 4 ms. (17 steps per ms) remains 0/1 properties
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14916995698919002121.gal : 0 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10304788988554615148.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14916995698919002121.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10304788988554615148.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 19 transition count 19
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 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 3 place count 19 transition count 18
Applied a total of 3 rules in 1 ms. Remains 19 /20 variables (removed 1) 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-17233800945873265724.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11214485857671184192.kers'
[2026-05-22 14:51:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17233800945873265724.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11214485857671184192.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 14:51:21] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11214485857671184192.kers
Total runtime 0 ms.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 26 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 18/20 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 30 ms. Remains : 18/20 places, 18/20 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Input system was already deterministic with 18 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize gal into /tmp/CTLFireability129596614449631632.gal : 0 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize properties into /tmp/CTLFireability2092278849287451537.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability129596614449631632.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2092278849287451537.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,323,0.003155,3860,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: EX(((P2>=1)&&(Weight_Right_Wheel_1>=1)))
=> equivalent forward existential formula: [(EY(Init) * ((P2>=1)&&(Weight_Right_Wheel_1>=1)))] != FALSE
(forward)formula 0,0,0.003843,4124,1,0,8,168,8,1,127,102,2
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 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-15097941365258890220.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14514728189952025498.kers'
[2026-05-22 14:51:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15097941365258890220.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14514728189952025498.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:51:21] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14514728189952025498.kers
Total runtime 2 ms.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 60 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 75 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 19/20 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 19 /19 variables (removed 0) and now considering 20/20 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 76 ms. Remains : 19/20 places, 20/20 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:21] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 6 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize gal into /tmp/CTLFireability10495103894463814084.gal : 0 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize properties into /tmp/CTLFireability8888846957697095131.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10495103894463814084.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8888846957697095131.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,484,0.003266,3872,2,52,5,198,6,0,93,131,0


Converting to forward existential form...Done !
original formula: A(E((!((A((stp5>=1) U ((P4>=1)&&(Speed_Left_Wheel_0>=1))) * EX(((P4>=1)&&(Speed_Left_Wheel_0>=1))))) + !(((P5<1)||(Speed_Right_Wheel_1<1)...372
=> equivalent forward existential formula: [((Init * !(EG(!(((stp4>=1) * EG((((!((P2>=1)&&(Weight_Right_Wheel_1>=1)))&&(stp3>=1))&&(stp5>=1)))))))) * !(E(!...742
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t13, t15, t17, t19, Intersection with reachable at each step enabled. (destroyed/r...189
(forward)formula 0,0,0.030693,5556,1,0,188,7829,88,115,542,10227,234
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 1 are kept as prefixes of interest. Removing 19 places using SCC suffix rule.0 ms
Discarding 19 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 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 1 transition count 1
Applied a total of 2 rules in 1 ms. Remains 1 /20 variables (removed 19) and now considering 1/20 (removed 19) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5793899484288669726.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13590568194509973861.kers'
[2026-05-22 14:51:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5793899484288669726.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13590568194509973861.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 1 rows 1 cols 1 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-22 14:51:21] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-13590568194509973861.kers
Total runtime 13 ms.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-22 14:51:21] [INFO ] Invariant cache hit.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 90 ms to find 0 implicit places.
[2026-05-22 14:51:21] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 0ms
Starting structural reductions in SI_CTL mode, iteration 1 : 1/20 places, 1/20 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 97 ms. Remains : 1/20 places, 1/20 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Input system was already deterministic with 1 transitions.
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Flatten gal took : 0 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize gal into /tmp/CTLFireability10859640473534282161.gal : 1 ms
[2026-05-22 14:51:21] [INFO ] Time to serialize properties into /tmp/CTLFireability14465919820729610602.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10859640473534282161.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14465919820729610602.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2,0.001287,3720,2,2,5,6,6,0,5,4,0


Converting to forward existential form...Done !
original formula: EG((stp5>=1))
=> equivalent forward existential formula: [FwdG(Init,(stp5>=1))] != FALSE
dead was empty
(forward)formula 0,0,0.00172,3992,1,0,6,8,12,2,17,8,6
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 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-2195291237833551541.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2238911241756095066.kers'
[2026-05-22 14:51:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2195291237833551541.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2238911241756095066.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 20 rows 20 cols 44 entries
Finished phase 1 with 14 SingleSign rule and 5 generalized
[2026-05-22 14:51:21] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2238911241756095066.kers
Total runtime 1 ms.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-22 14:51:21] [INFO ] Invariant cache hit.
[2026-05-22 14:51:21] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 106 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2026-05-22 14:51:21] [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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 4/40 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 21 constraints, problems are : Problem set: 0 solved, 10 unsolved in 360 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 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) 1/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 20/36 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 10/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (OVERLAPS) 4/40 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 31 constraints, problems are : Problem set: 0 solved, 10 unsolved in 336 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 713ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 713ms
Finished structural reductions in LTL mode , in 1 iterations and 819 ms. Remains : 20/20 places, 20/20 transitions.
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 3 ms
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:22] [INFO ] Input system was already deterministic with 20 transitions.
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 1 ms
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 12 ms
[2026-05-22 14:51:22] [INFO ] Time to serialize gal into /tmp/CTLFireability5958345872010110228.gal : 0 ms
[2026-05-22 14:51:22] [INFO ] Time to serialize properties into /tmp/CTLFireability13299210814172793126.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5958345872010110228.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13299210814172793126.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,484,0.005481,3880,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: (EX((AF(((P5<1)||(Speed_Right_Wheel_1<1))) + EF(((P5<1)||(Speed_Right_Wheel_0<1))))) * EF(((((P1<1)||(Weight_Left_Wheel_0<1)) * EG(((P5>=...231
=> equivalent forward existential formula: [((FwdU((Init * EX((!(EG(!(((P5<1)||(Speed_Right_Wheel_1<1))))) + E(TRUE U ((P5<1)||(Speed_Right_Wheel_0<1))))))...307
Reverse transition relation is NOT exact ! Due to transitions t10, t11, t13, t15, t17, t19, Intersection with reachable at each step enabled. (destroyed/r...189
(forward)formula 0,0,0.019039,4212,1,0,51,1628,62,20,528,1392,53
FORMULA AirplaneLD-COL-0020-CTLFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 2 ms
[2026-05-22 14:51:22] [INFO ] Flatten gal took : 1 ms
Total runtime 7988 ms.

BK_STOP 1779461482322

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -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-0020"
export BK_EXAMINATION="CTLFireability"
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-0020, examination is CTLFireability"
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-oct2-177944365800010"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0020.tgz
mv AirplaneLD-COL-0020 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;