Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728400034.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is AirplaneLD-COL-0200, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728400034
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 186K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 67K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-00
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-01
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-02
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-03
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-04
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-05
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-06
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-07
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-08
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-09
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-10
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-11
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-12
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-13
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-14
FORMULA_NAME AirplaneLD-COL-0200-CTLFireability-2025-15

=== Now, execution of the tool begins

BK_START 1748538703834

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-0200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202505121319
[2025-05-29 17:11:45] [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]
[2025-05-29 17:11:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 17:11:45] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-05-29 17:11:45] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-05-29 17:11:45] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 586 ms
[2025-05-29 17:11:45] [INFO ] Detected 3 constant HL places corresponding to 602 PT places.
[2025-05-29 17:11:45] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 1419 PT places and 2412.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
[2025-05-29 17:11:45] [INFO ] Built PT skeleton of HLPN with 20 places and 15 transitions 56 arcs in 4 ms.
[2025-05-29 17:11:45] [INFO ] Skeletonized 10 HLPN properties in 1 ms. Removed 6 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 5 formulas.
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Remains 4 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 259 steps (28 resets) in 19 ms. (12 steps per ms) remains 0/3 properties
[2025-05-29 17:11:46] [INFO ] Flatten gal took : 19 ms
[2025-05-29 17:11:46] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-29 17:11:46] [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:400) in guard (OR (GEQ $A 199) (EQ $A 399))introduces in Altitude(400) partition with 2 elements
Transition t3_1 : guard parameter $A(Altitude:400) in guard (AND (LT $A 199) (NEQ $A 399))introduces in Altitude(400) 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 400 reducing to 2 values.
For transition t3_2:(OR (GEQ $A 199) (EQ $A 399)) -> (EQ $A 1)
For transition t3_1:(AND (LT $A 199) (NEQ $A 399)) -> (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:200) in guard (OR (LEQ $S 99) (EQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t5_1 : guard parameter $S(Speed:200) in guard (AND (GT $S 99) (NEQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t4_2 : guard parameter $S(Speed:200) in guard (OR (LEQ $S 99) (EQ $S 199))introduces in Speed(200) partition with 2 elements
Transition t4_1 : guard parameter $S(Speed:200) in guard (AND (GT $S 99) (NEQ $S 199))introduces in Speed(200) 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 200 reducing to 2 values.
For transition t5_2:(OR (LEQ $S 99) (EQ $S 199)) -> (EQ $S 1)
For transition t5_1:(AND (GT $S 99) (NEQ $S 199)) -> (EQ $S 0)
For transition t4_2:(OR (LEQ $S 99) (EQ $S 199)) -> (EQ $S 1)
For transition t4_1:(AND (GT $S 99) (NEQ $S 199)) -> (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
[2025-05-29 17:11:46] [INFO ] Unfolded HLPN to a Petri net with 29 places and 20 transitions 56 arcs in 33 ms.
[2025-05-29 17:11:46] [INFO ] Unfolded 13 HLPN properties in 0 ms.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
[2025-05-29 17:11:46] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 6 places and 0 transitions.
Support contains 19 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 9 ms. Remains 20 /23 variables (removed 3) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:11:46] [INFO ] Computed 1 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:46] [INFO ] Implicit Places using invariants in 143 ms returned []
[2025-05-29 17:11:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:46] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 218 ms to find 0 implicit places.
Running 10 sub problems to find dead transitions.
[2025-05-29 17:11:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 292 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 208 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 518ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 526ms
Starting structural reductions in LTL mode, iteration 1 : 20/23 places, 20/20 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 760 ms. Remains : 20/23 places, 20/20 transitions.
Support contains 19 out of 20 places after structural reductions.
[2025-05-29 17:11:46] [INFO ] Flatten gal took : 4 ms
[2025-05-29 17:11:46] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:46] [INFO ] Input system was already deterministic with 20 transitions.
Reduction of identical properties reduced properties to check from 25 to 23
RANDOM walk for 40000 steps (5041 resets) in 1258 ms. (31 steps per ms) remains 4/23 properties
BEST_FIRST walk for 40004 steps (1050 resets) in 357 ms. (111 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (1047 resets) in 167 ms. (238 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (985 resets) in 166 ms. (239 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (940 resets) in 224 ms. (177 steps per ms) remains 4/4 properties
[2025-05-29 17:11:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem AtomicPropp6 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp21 is UNSAT
After SMT solving in domain Real declared 32/40 variables, and 15 constraints, problems are : Problem set: 4 solved, 0 unsolved in 33 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 14/20 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38ms problems are : Problem set: 4 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 4 atomic propositions for a total of 13 simplifications.
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:47] [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 SI_CTL mode, iteration 0 : 20/20 places, 20/20 transitions.
Graph (complete) has 18 edges and 20 vertex of which 2 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.1 ms
Discarding 18 places :
Also discarding 16 output transitions
Drop transitions (Output transitions of discarded places.) removed 16 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 2 transition count 2
Applied a total of 3 rules in 9 ms. Remains 2 /20 variables (removed 18) and now considering 2/20 (removed 18) transitions.
// Phase 1: matrix 2 rows 2 cols
[2025-05-29 17:11:47] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-05-29 17:11:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:11:47] [INFO ] Redundant transitions in 0 ms returned []
Running 0 sub problems to find dead transitions.
Search for dead transitions found 0 dead transitions in 1ms
Starting structural reductions in SI_CTL mode, iteration 1 : 2/20 places, 2/20 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 50 ms. Remains : 2/20 places, 2/20 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Input system was already deterministic with 2 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize gal into /tmp/CTLFireability4137843859878728495.gal : 0 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize properties into /tmp/CTLFireability12377058371510136232.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4137843859878728495.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12377058371510136232.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,4,0.012641,3616,2,3,5,12,6,0,9,9,0


Converting to forward existential form...Done !
original formula: E((stp5>=1) U AG((stp4>=1)))
=> equivalent forward existential formula: [(FwdU(Init,(stp5>=1)) * !(E(TRUE U !((stp4>=1)))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.013295,3872,1,0,7,19,15,1,35,13,5
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-00 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 2 ms. Remains 19 /20 variables (removed 1) and now considering 18/20 (removed 2) transitions.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:11:47] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 29 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 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 34 ms. Remains : 18/20 places, 18/20 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:47] [INFO ] Input system was already deterministic with 18 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize gal into /tmp/CTLFireability2145374235708349303.gal : 0 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize properties into /tmp/CTLFireability12678160444175344528.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2145374235708349303.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12678160444175344528.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,323,0.003297,3784,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: (AG(!(A(!(AX((stp3>=1))) U ((AF(((P3>=1)&&(TheAltitude_1>=1))) * (P4>=1)) * (Speed_Left_Wheel_1>=1))))) + AX(((P2>=1)&&(Weight_Right_Whee...165
=> equivalent forward existential formula: [(EY((Init * !(!(E(TRUE U !(!(!((E(!(((!(EG(!(((P3>=1)&&(TheAltitude_1>=1))))) * (P4>=1)) * (Speed_Left_Wheel_1>...426
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 0,1,0.01564,4808,1,0,100,3248,69,48,500,3849,111
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-01 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.
// Phase 1: matrix 8 rows 8 cols
[2025-05-29 17:11:47] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 22 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 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 5 ms. Remains 6 /7 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 6 cols
[2025-05-29 17:11:47] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-29 17:11:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 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 78 ms. Remains : 6/20 places, 7/20 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Input system was already deterministic with 7 transitions.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize gal into /tmp/CTLFireability11300009851018306952.gal : 1 ms
[2025-05-29 17:11:47] [INFO ] Time to serialize properties into /tmp/CTLFireability12218791821225361923.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11300009851018306952.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12218791821225361923.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,13,0.00189,3660,2,14,5,58,6,0,31,38,0


Converting to forward existential form...Done !
original formula: !(EF(((P2>=1)&&(Weight_Right_Wheel_1>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((P2>=1)&&(Weight_Right_Wheel_1>=1)))] = FALSE
(forward)formula 0,0,0.002626,4044,1,0,6,58,8,1,35,38,1
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-04 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.0 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 1 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2025-05-29 17:11:47] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 21 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 23 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.1 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 1 ms. Remains 14 /15 variables (removed 1) and now considering 15/16 (removed 1) transitions.
// Phase 1: matrix 15 rows 14 cols
[2025-05-29 17:11:47] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-05-29 17:11:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:47] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 53 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 78 ms. Remains : 14/20 places, 15/20 transitions.
[2025-05-29 17:11:47] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 3 ms
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-05-29 17:11:47] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:47] [INFO ] Input system was already deterministic with 15 transitions.
Support contains 0 out of 14 places (down from 6) after GAL structural reductions.
Starting structural reductions in SI_CTL 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.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:11:47] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:11:48] [INFO ] Redundant transitions in 0 ms returned []
Running 10 sub problems to find dead transitions.
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 153 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 138 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 295ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 295ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 367 ms. Remains : 20/20 places, 20/20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 5 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:48] [INFO ] Input system was already deterministic with 20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize gal into /tmp/CTLFireability7032312293810407658.gal : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize properties into /tmp/CTLFireability12973100776936603675.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7032312293810407658.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12973100776936603675.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,484,0.003672,3804,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: AG((AF((EF(((P2>=1)&&(Weight_Right_Wheel_1>=1))) + A(((P2>=1)&&(Weight_Right_Wheel_1>=1)) U (stp5>=1)))) + AF(((((P1<1)||(Weight_Left_Whe...203
=> equivalent forward existential formula: [FwdG((FwdU(Init,TRUE) * !(!(EG(!((E(TRUE U ((P2>=1)&&(Weight_Right_Wheel_1>=1))) + !((E(!((stp5>=1)) U (!(((P2>...317
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
Hit Full ! (commute/partial/dont) 13/0/7
(forward)formula 0,0,0.01715,4572,1,0,113,3925,82,63,612,4916,128
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-06 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.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:11:48] [INFO ] Computed 1 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants in 34 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 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 36 ms. Remains : 18/20 places, 18/20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Input system was already deterministic with 18 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize gal into /tmp/CTLFireability8345009098914708024.gal : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize properties into /tmp/CTLFireability8185176533915887182.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8345009098914708024.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8185176533915887182.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,323,0.003194,3780,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: AX(EF(((stp5>=1)||((P3>=1)&&(TheAltitude_1>=1)))))
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U ((stp5>=1)||((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
(forward)formula 0,1,0.008821,4036,1,0,50,1454,57,19,482,1250,47
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

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 1 ms. Remains 20 /20 variables (removed 0) and now considering 20/20 (removed 0) transitions.
// Phase 1: matrix 20 rows 20 cols
[2025-05-29 17:11:48] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [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.
Running 10 sub problems to find dead transitions.
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 152 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 145 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 300ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 300ms
Finished structural reductions in LTL mode , in 1 iterations and 355 ms. Remains : 20/20 places, 20/20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:48] [INFO ] Input system was already deterministic with 20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize gal into /tmp/CTLFireability4671046077372298657.gal : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize properties into /tmp/CTLFireability14144343444533286284.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4671046077372298657.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14144343444533286284.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,484,0.003578,3804,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: (EF(!(E(!(E(((P1>=1)&&(Weight_Left_Wheel_0>=1)) U ((P1>=1)&&(Weight_Left_Wheel_0>=1)))) U !(((!((P1>=1)&&(Weight_Left_Wheel_0>=1)))&&(!((...402
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(E(!(E(((P1>=1)&&(Weight_Left_Wheel_0>=1)) U ((P1>=1)&&(Weight_Left_Wheel_0>=1)))) U !(((!...575
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 0,1,0.012179,4316,1,0,85,2633,64,47,518,2973,97
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-08 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.
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants in 28 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 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 0 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 30 ms. Remains : 19/20 places, 20/20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:48] [INFO ] Input system was already deterministic with 20 transitions.
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize gal into /tmp/CTLFireability10446265352460606280.gal : 1 ms
[2025-05-29 17:11:48] [INFO ] Time to serialize properties into /tmp/CTLFireability2930224822215077550.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10446265352460606280.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2930224822215077550.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,484,0.00383,3916,2,52,5,198,6,0,93,131,0


Converting to forward existential form...Done !
original formula: AX(EX(((EX(((P5>=1)&&(Speed_Right_Wheel_1>=1))) + EG(((P3>=1)&&(TheAltitude_1>=1)))) + EG(((P3>=1)&&(TheAltitude_0>=1))))))
=> equivalent forward existential formula: [(EY(Init) * !(EX(((EX(((P5>=1)&&(Speed_Right_Wheel_1>=1))) + EG(((P3>=1)&&(TheAltitude_1>=1)))) + EG(((P3>=1)&&...188
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 0,0,0.010486,4428,1,0,64,1688,66,23,497,1552,66
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL 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.
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:48] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 17:11:48] [INFO ] Redundant transitions in 1 ms returned []
Running 10 sub problems to find dead transitions.
[2025-05-29 17:11:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 140 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 143 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 286ms problems are : Problem set: 0 solved, 10 unsolved
Search for dead transitions found 0 dead transitions in 286ms
Finished structural reductions in SI_CTL mode , in 1 iterations and 351 ms. Remains : 20/20 places, 20/20 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 3 ms
[2025-05-29 17:11:49] [INFO ] Input system was already deterministic with 20 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize gal into /tmp/CTLFireability13731965850828942415.gal : 0 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize properties into /tmp/CTLFireability16313511831854354517.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13731965850828942415.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16313511831854354517.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,484,0.004667,3804,2,49,5,186,6,0,97,112,0


Converting to forward existential form...Done !
original formula: A(AF(((P2>=1)&&(Weight_Right_Wheel_0>=1))) U AG((EF(((P1>=1)&&(Weight_Left_Wheel_0>=1))) + ((P5>=1)&&(Speed_Right_Wheel_0>=1)))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(E(TRUE U !((E(TRUE U ((P1>=1)&&(Weight_Left_Wheel_0>=1))) + ((P5>=1)&&(Speed_Right_Wheel_0>=1...450
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 0,0,0.019198,4572,1,0,107,4496,69,50,556,5327,124
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-12 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.
// Phase 1: matrix 18 rows 19 cols
[2025-05-29 17:11:49] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants in 30 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 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 32 ms. Remains : 18/20 places, 18/20 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Input system was already deterministic with 18 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 8 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize gal into /tmp/CTLFireability15973884899134306583.gal : 1 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize properties into /tmp/CTLFireability15595727547948336378.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15973884899134306583.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15595727547948336378.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,323,0.003409,3788,2,44,5,168,6,0,87,102,0


Converting to forward existential form...Done !
original formula: AG(AX(EG(((P2<1)||(Weight_Right_Wheel_1<1)))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(EG(((P2<1)||(Weight_Right_Wheel_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
(forward)formula 0,0,0.011408,4300,1,0,90,2767,57,39,470,3297,94
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-13 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 12 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Applied a total of 1 rules in 2 ms. Remains 12 /20 variables (removed 8) and now considering 12/20 (removed 8) transitions.
// Phase 1: matrix 12 rows 12 cols
[2025-05-29 17:11:49] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants in 24 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 25 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 11/20 places, 12/20 transitions.
Graph (complete) has 9 edges and 11 vertex of which 10 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 10 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 9 transition count 10
Applied a total of 3 rules in 2 ms. Remains 9 /11 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 9 cols
[2025-05-29 17:11:49] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-05-29 17:11:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 9/20 places, 10/20 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 77 ms. Remains : 9/20 places, 10/20 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Input system was already deterministic with 10 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize gal into /tmp/CTLFireability2865249098206946605.gal : 0 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize properties into /tmp/CTLFireability15473630080261738052.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2865249098206946605.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15473630080261738052.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,34,0.004315,3788,2,23,5,92,6,0,45,61,0


Converting to forward existential form...Done !
original formula: AG(EF(AG(((P3<1)||(TheAltitude_0<1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(E(TRUE U !(((P3<1)||(TheAltitude_0<1))))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t4, t6, t7, t9, Intersection with reachable at each step enabled. (destroyed/reverse/interse...174
(forward)formula 0,1,0.008405,3916,1,0,37,593,42,15,237,558,39
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-14 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 16 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 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 1 ms. Remains 16 /20 variables (removed 4) and now considering 16/20 (removed 4) transitions.
// Phase 1: matrix 16 rows 16 cols
[2025-05-29 17:11:49] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants in 27 ms returned [7]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 27 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
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 14 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 13 transition count 14
Applied a total of 3 rules in 4 ms. Remains 13 /15 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 13 cols
[2025-05-29 17:11:49] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-05-29 17:11:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 17:11:49] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 13/20 places, 14/20 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 78 ms. Remains : 13/20 places, 14/20 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 2 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Input system was already deterministic with 14 transitions.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 0 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize gal into /tmp/CTLFireability12705762210906224089.gal : 0 ms
[2025-05-29 17:11:49] [INFO ] Time to serialize properties into /tmp/CTLFireability17244323690014287148.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12705762210906224089.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17244323690014287148.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/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,106,0.002685,3752,2,35,5,132,6,0,64,88,0


Converting to forward existential form...Done !
original formula: A((stp4>=1) U E((((P4>=1)&&(Speed_Left_Wheel_0>=1)) * ((stp4>=1) + E(!(((P3>=1)&&(TheAltitude_1>=1))) U ((stp1>=1)||((P3>=1)&&(TheAltitud...248
=> equivalent forward existential formula: [((Init * !(EG(!(E((((P4>=1)&&(Speed_Left_Wheel_0>=1)) * ((stp4>=1) + E(!(((P3>=1)&&(TheAltitude_1>=1))) U ((stp...755
Reverse transition relation is NOT exact ! Due to transitions t6, t7, t8, t10, t12, Intersection with reachable at each step enabled. (destroyed/reverse/i...180
(forward)formula 0,1,0.018519,4520,1,0,92,2228,67,54,346,2754,111
FORMULA AirplaneLD-COL-0200-CTLFireability-2025-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
[2025-05-29 17:11:49] [INFO ] Flatten gal took : 1 ms
Total runtime 4472 ms.

BK_STOP 1748538709639

--------------------
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_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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-0200"
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 2-5832"
echo " Executing tool itstools"
echo " Input is AirplaneLD-COL-0200, 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-tall-174853728400034"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0200.tgz
mv AirplaneLD-COL-0200 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 ;