Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r018-smll-177946787900049.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is AutonomousCar-PT-04a, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r018-smll-177946787900049
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 548K
-rw-r--r-- 1 mcc users 8.3K Mar 5 16:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 5 16:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 5 16:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 5 16:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Mar 15 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 07:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 5 16:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 132K Mar 5 16:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 5 16:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 5 16:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 07:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 72K 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 AutonomousCar-PT-04a-CTLCardinality-2024-00
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-01
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-02
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-03
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-04
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-05
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-06
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-07
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-08
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-09
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-10
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-11
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-12
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-13
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-14
FORMULA_NAME AutonomousCar-PT-04a-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1779476270153

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=AutonomousCar-PT-04a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202604301425
[2026-05-22 18:57:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 18:57:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 18:57:52] [INFO ] Load time of PNML (sax parser for PT used): 168 ms
[2026-05-22 18:57:52] [INFO ] Transformed 49 places.
[2026-05-22 18:57:52] [INFO ] Transformed 193 transitions.
[2026-05-22 18:57:52] [INFO ] Found NUPN structural information;
[2026-05-22 18:57:52] [INFO ] Parsed PT model containing 49 places and 193 transitions and 1306 arcs in 393 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 38 ms.
Ensure Unique test removed 75 transitions
Reduce redundant transitions removed 75 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 49 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Applied a total of 0 rules in 20 ms. Remains 49 /49 variables (removed 0) and now considering 118/118 (removed 0) transitions.
[2026-05-22 18:57:53] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14222107951219029545.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3486815769917929388.kers'
[2026-05-22 18:57:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14222107951219029545.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3486815769917929388.kers]
Normalized transition count is 116 out of 117 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 116 rows 48 cols 635 entries
Finished phase 1 with 40 SingleSign rule and 0 generalized
[2026-05-22 18:57:53] [INFO ] Computed 9 invariants in 1 ms
Computed 9 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-3486815769917929388.kers
Total runtime 4 ms.
[2026-05-22 18:57:53] [INFO ] Implicit Places using invariants in 418 ms returned []
[2026-05-22 18:57:53] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
[2026-05-22 18:57:53] [INFO ] Invariant cache hit.
[2026-05-22 18:57:53] [INFO ] State equation strengthened by 67 read => feed constraints.
[2026-05-22 18:57:53] [INFO ] Implicit Places using invariants and state equation in 250 ms returned []
Implicit Place search using SMT with State Equation took 742 ms to find 0 implicit places.
Running 117 sub problems to find dead transitions.
[2026-05-22 18:57:53] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
[2026-05-22 18:57:53] [INFO ] Invariant cache hit.
[2026-05-22 18:57:53] [INFO ] State equation strengthened by 67 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (OVERLAPS) 1/49 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 5/63 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 6 (OVERLAPS) 116/165 variables, 49/112 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 66/178 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 9 (OVERLAPS) 1/166 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/166 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 11 (OVERLAPS) 0/166 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Real declared 166/166 variables, and 179 constraints, problems are : Problem set: 0 solved, 117 unsolved in 11264 ms.
Refiners :[Domain max(s): 49/49 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 49/49 constraints, ReadFeed: 67/67 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 117 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 2 (OVERLAPS) 1/49 variables, 9/57 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 5/63 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/49 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/49 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 7 (OVERLAPS) 116/165 variables, 49/113 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 66/179 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 117/296 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 12 (OVERLAPS) 1/166 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/166 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 117 unsolved
At refinement iteration 14 (OVERLAPS) 0/166 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 117 unsolved
No progress, stopping.
After SMT solving in domain Int declared 166/166 variables, and 300 constraints, problems are : Problem set: 0 solved, 117 unsolved in 18162 ms.
Refiners :[Domain max(s): 49/49 constraints, Positive P Invariants (semi-flows): 9/9 constraints, State Equation: 49/49 constraints, ReadFeed: 67/67 constraints, PredecessorRefiner: 117/117 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 29925ms problems are : Problem set: 0 solved, 117 unsolved
Search for dead transitions found 0 dead transitions in 29953ms
Finished structural reductions in LTL mode , in 1 iterations and 30788 ms. Remains : 49/49 places, 118/118 transitions.
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Applied a total of 0 rules in 2 ms. Remains 49 /49 variables (removed 0) and now considering 118/118 (removed 0) transitions.
[2026-05-22 18:58:23] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
[2026-05-22 18:58:23] [INFO ] Invariant cache hit.
[2026-05-22 18:58:23] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-22 18:58:23] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
[2026-05-22 18:58:23] [INFO ] Invariant cache hit.
[2026-05-22 18:58:23] [INFO ] State equation strengthened by 67 read => feed constraints.
[2026-05-22 18:58:23] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 226 ms. Remains : 49/49 places, 118/118 transitions.
Support contains 45 out of 49 places after structural reductions.
[2026-05-22 18:58:24] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-22 18:58:24] [INFO ] Flatten gal took : 85 ms
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 18:58:24] [INFO ] Flatten gal took : 41 ms
[2026-05-22 18:58:24] [INFO ] Input system was already deterministic with 118 transitions.
Support contains 43 out of 49 places (down from 45) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 55 to 54
RANDOM walk for 40000 steps (2278 resets) in 2257 ms. (17 steps per ms) remains 2/54 properties
BEST_FIRST walk for 40001 steps (422 resets) in 206 ms. (193 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (419 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
[2026-05-22 18:58:25] [INFO ] Flow matrix only has 117 transitions (discarded 1 similar events)
[2026-05-22 18:58:25] [INFO ] Invariant cache hit.
[2026-05-22 18:58:25] [INFO ] State equation strengthened by 67 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp50 is UNSAT
Problem AtomicPropp51 is UNSAT
After SMT solving in domain Real declared 16/166 variables, and 6 constraints, problems are : Problem set: 2 solved, 0 unsolved in 33 ms.
Refiners :[Domain max(s): 3/49 constraints, Positive P Invariants (semi-flows): 3/9 constraints, State Equation: 0/49 constraints, ReadFeed: 0/67 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 43ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 14 simplifications.
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 17 ms
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 17 ms
[2026-05-22 18:58:25] [INFO ] Input system was already deterministic with 118 transitions.
Computed a total of 3 stabilizing places and 2 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 48 transition count 113
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 48 transition count 113
Applied a total of 2 rules in 6 ms. Remains 48 /49 variables (removed 1) and now considering 113/118 (removed 5) transitions.
[2026-05-22 18:58:25] [INFO ] Flow matrix only has 112 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10706479039242191265.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16955062065247550713.kers'
[2026-05-22 18:58:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10706479039242191265.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16955062065247550713.kers]
Normalized transition count is 111 out of 112 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 111 rows 47 cols 609 entries
Finished phase 1 with 39 SingleSign rule and 0 generalized
[2026-05-22 18:58:25] [INFO ] Computed 9 invariants in 0 ms
Computed 9 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16955062065247550713.kers
Total runtime 1 ms.
[2026-05-22 18:58:25] [INFO ] Implicit Places using invariants in 122 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 125 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 47/49 places, 113/118 transitions.
Applied a total of 0 rules in 2 ms. Remains 47 /47 variables (removed 0) and now considering 113/113 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 134 ms. Remains : 47/49 places, 113/118 transitions.
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 27 ms
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 14 ms
[2026-05-22 18:58:25] [INFO ] Input system was already deterministic with 113 transitions.
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 13 ms
[2026-05-22 18:58:25] [INFO ] Flatten gal took : 13 ms
[2026-05-22 18:58:25] [INFO ] Time to serialize gal into /tmp/CTLCardinality11631190473830732726.gal : 5 ms
[2026-05-22 18:58:25] [INFO ] Time to serialize properties into /tmp/CTLCardinality6450844931884789498.ctl : 2 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/CTLCardinality11631190473830732726.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality6450844931884789498.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,179660,0.19665,8916,2,1436,5,15565,6,0,297,18324,0


Converting to forward existential form...Done !
original formula: A((!(((!(AX((p24==0))) + EF((p36==1))) + AF(EG(((p33==0)||(p14==1)))))) * AF(((((!(((p32==1)||(p16==0))||(p12==1)))&&((p45==0)||(p27==1))...253
=> equivalent forward existential formula: [((Init * !(EG(!(E(TRUE U (EX((p6==1)) + !(E(TRUE U (p2==0))))))))) * !(E(!(E(TRUE U (EX((p6==1)) + !(E(TRUE U (...458
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t7, t10, t11, t12, t15, t16, t19, t20, t21, t24, t52, t80, t86, t95, t110, I...252
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,10.9834,267000,1,0,1420,1.20645e+06,271,704,3330,1.50467e+06,1613
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 47 transition count 113
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 43 transition count 113
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 13 place count 39 transition count 97
Iterating global reduction 2 with 4 rules applied. Total rules applied 17 place count 39 transition count 97
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 19 place count 38 transition count 96
Applied a total of 19 rules in 29 ms. Remains 38 /49 variables (removed 11) and now considering 96/118 (removed 22) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-835202745646330217.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4796542034139720778.kers'
[2026-05-22 18:58:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-835202745646330217.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4796542034139720778.kers]
Normalized transition count is 95 out of 96 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 95 rows 37 cols 536 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 18:58:37] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4796542034139720778.kers
Total runtime 1 ms.
[2026-05-22 18:58:37] [INFO ] Implicit Places using invariants in 117 ms returned []
[2026-05-22 18:58:37] [INFO ] Invariant cache hit.
[2026-05-22 18:58:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:58:37] [INFO ] Implicit Places using invariants and state equation in 198 ms returned [34, 36]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 319 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 36/49 places, 96/118 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 1 place count 36 transition count 95
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 35 transition count 95
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 35 transition count 94
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 34 transition count 94
Applied a total of 4 rules in 35 ms. Remains 34 /36 variables (removed 2) and now considering 94/96 (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-13834273060408939294.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13290520329972818817.kers'
[2026-05-22 18:58:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13834273060408939294.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13290520329972818817.kers]
Normalized transition count is 93 out of 94 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 93 rows 34 cols 528 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-22 18:58:37] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13290520329972818817.kers
Total runtime 6 ms.
[2026-05-22 18:58:37] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-22 18:58:37] [INFO ] Invariant cache hit.
[2026-05-22 18:58:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:58:37] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 237 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 34/49 places, 94/118 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 620 ms. Remains : 34/49 places, 94/118 transitions.
[2026-05-22 18:58:37] [INFO ] Flatten gal took : 23 ms
[2026-05-22 18:58:37] [INFO ] Flatten gal took : 13 ms
[2026-05-22 18:58:37] [INFO ] Input system was already deterministic with 94 transitions.
[2026-05-22 18:58:37] [INFO ] Flatten gal took : 13 ms
[2026-05-22 18:58:37] [INFO ] Flatten gal took : 12 ms
[2026-05-22 18:58:37] [INFO ] Time to serialize gal into /tmp/CTLCardinality7915358938801964063.gal : 4 ms
[2026-05-22 18:58:37] [INFO ] Time to serialize properties into /tmp/CTLCardinality10142430367294423324.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/CTLCardinality7915358938801964063.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10142430367294423324.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,41533,0.145105,6740,2,539,5,8937,6,0,228,10267,0


Converting to forward existential form...Done !
original formula: E((p3==1) U E(!(((p17==0)||(p18==1))) U AF((p9==1))))
=> equivalent forward existential formula: [(FwdU(FwdU(Init,(p3==1)),!(((p17==0)||(p18==1)))) * !(EG(!((p9==1)))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t4, t5, t7, t8, t9, t11, t12, t16, t17, t18, t22, t25, t26, t29, t30, t37, t51, t...262
Hit Full ! (commute/partial/dont) 91/0/3
Hit Full ! (commute/partial/dont) 76/5/18
(forward)formula 0,0,1.75827,46360,1,0,531,213792,225,228,2728,238812,584
FORMULA AutonomousCar-PT-04a-CTLCardinality-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 : 49/49 places, 118/118 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 47 transition count 112
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 47 transition count 112
Applied a total of 4 rules in 2 ms. Remains 47 /49 variables (removed 2) and now considering 112/118 (removed 6) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-702961064960659940.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-793675510348936976.kers'
[2026-05-22 18:58:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-702961064960659940.kers, --Pflows, --basisKERS=/tmp/petrispot-output-793675510348936976.kers]
Normalized transition count is 111 out of 112 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 111 rows 46 cols 609 entries
Finished phase 1 with 39 SingleSign rule and 0 generalized
[2026-05-22 18:58:39] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-793675510348936976.kers
Total runtime 1 ms.
[2026-05-22 18:58:39] [INFO ] Implicit Places using invariants in 121 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 122 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 46/49 places, 112/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 46 /46 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 125 ms. Remains : 46/49 places, 112/118 transitions.
[2026-05-22 18:58:39] [INFO ] Flatten gal took : 10 ms
[2026-05-22 18:58:39] [INFO ] Flatten gal took : 9 ms
[2026-05-22 18:58:39] [INFO ] Input system was already deterministic with 112 transitions.
[2026-05-22 18:58:39] [INFO ] Flatten gal took : 10 ms
[2026-05-22 18:58:39] [INFO ] Flatten gal took : 9 ms
[2026-05-22 18:58:39] [INFO ] Time to serialize gal into /tmp/CTLCardinality17510174527652988797.gal : 2 ms
[2026-05-22 18:58:39] [INFO ] Time to serialize properties into /tmp/CTLCardinality10577158233745277311.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/CTLCardinality17510174527652988797.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10577158233745277311.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,179660,0.163693,9064,2,1439,5,15942,6,0,295,18914,0


Converting to forward existential form...Done !
original formula: (EX((AF((AG((p4==1)) + ((p34==0)&&(p0==1)))) * AF(((p44!=0)&&(p31!=1))))) * (AX(((p24==0)||(p0==1))) + EX(!(E((((p16==0)&&(p9==1))&&((p12...194
=> equivalent forward existential formula: ([(Init * !(EX((!(EG(!((!(E(TRUE U !((p4==1)))) + ((p34==0)&&(p0==1)))))) * !(EG(!(((p44!=0)&&(p31!=1)))))))))] ...290
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t7, t10, t11, t12, t15, t16, t19, t20, t21, t24, t52, t80, t86, t88, t95, t10...263
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,6.24683,163988,1,0,859,719589,271,455,3275,910621,901
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 49 transition count 114
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 45 transition count 114
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 13 place count 40 transition count 93
Iterating global reduction 2 with 5 rules applied. Total rules applied 18 place count 40 transition count 93
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 38 transition count 91
Applied a total of 22 rules in 16 ms. Remains 38 /49 variables (removed 11) and now considering 91/118 (removed 27) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7709989971405083166.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12328250223558559357.kers'
[2026-05-22 18:58:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7709989971405083166.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12328250223558559357.kers]
Normalized transition count is 90 out of 91 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 90 rows 37 cols 519 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-22 18:58:46] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12328250223558559357.kers
Total runtime 1 ms.
[2026-05-22 18:58:46] [INFO ] Implicit Places using invariants in 91 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 92 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 37/49 places, 91/118 transitions.
Applied a total of 0 rules in 6 ms. Remains 37 /37 variables (removed 0) and now considering 91/91 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 114 ms. Remains : 37/49 places, 91/118 transitions.
[2026-05-22 18:58:46] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:46] [INFO ] Flatten gal took : 12 ms
[2026-05-22 18:58:46] [INFO ] Input system was already deterministic with 91 transitions.
[2026-05-22 18:58:46] [INFO ] Flatten gal took : 11 ms
[2026-05-22 18:58:46] [INFO ] Flatten gal took : 11 ms
[2026-05-22 18:58:46] [INFO ] Time to serialize gal into /tmp/CTLCardinality2786394231850997444.gal : 3 ms
[2026-05-22 18:58:46] [INFO ] Time to serialize properties into /tmp/CTLCardinality14621215579808167104.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/CTLCardinality2786394231850997444.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality14621215579808167104.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,36842,0.076609,5024,2,319,5,3692,6,0,238,3547,0


Converting to forward existential form...Done !
original formula: EG(!(E(AG(!(((p35==0)||(p29==1)))) U ((p0==1) * EG((p25==1))))))
=> equivalent forward existential formula: [FwdG(Init,!(E(!(E(TRUE U !(!(((p35==0)||(p29==1)))))) U ((p0==1) * EG((p25==1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t3, t4, t7, t8, t10, t11, t13, t14, t17, t18, t19, t20, t21, t23, t24, t25, t26, t27, t28...290
(forward)formula 0,1,0.753788,21172,1,0,359,76226,215,156,2879,86846,376
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 46 transition count 107
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 46 transition count 107
Applied a total of 6 rules in 2 ms. Remains 46 /49 variables (removed 3) and now considering 107/118 (removed 11) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1196299626775568680.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6546895869899710464.kers'
[2026-05-22 18:58:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1196299626775568680.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6546895869899710464.kers]
Normalized transition count is 106 out of 107 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 106 rows 45 cols 583 entries
Finished phase 1 with 38 SingleSign rule and 0 generalized
[2026-05-22 18:58:47] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6546895869899710464.kers
Total runtime 0 ms.
[2026-05-22 18:58:47] [INFO ] Implicit Places using invariants in 105 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 107 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 45/49 places, 107/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 45 /45 variables (removed 0) and now considering 107/107 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 110 ms. Remains : 45/49 places, 107/118 transitions.
[2026-05-22 18:58:47] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:47] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:47] [INFO ] Input system was already deterministic with 107 transitions.
[2026-05-22 18:58:47] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:47] [INFO ] Flatten gal took : 9 ms
[2026-05-22 18:58:47] [INFO ] Time to serialize gal into /tmp/CTLCardinality1204154461550032918.gal : 2 ms
[2026-05-22 18:58:47] [INFO ] Time to serialize properties into /tmp/CTLCardinality10543879065580182011.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/CTLCardinality1204154461550032918.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10543879065580182011.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,156254,0.281836,9356,2,1280,5,16417,6,0,286,18364,0


Converting to forward existential form...Done !
original formula: (A(EG(!(AF((((p22==0)||(p13==1))||(p26==1))))) U AG(EF((AX((p43==1)) * EX(TRUE))))) * (EG(((!(E(((p24==0)||(p9==1)) U ((p35==0)||(p44==1)...302
=> equivalent forward existential formula: ([FwdG((Init * !((E(!(!(E(TRUE U !(E(TRUE U (!(EX(!((p43==1)))) * EX(TRUE))))))) U (!(EG(!(!(EG(!((((p22==0)||(p...1185
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t9, t10, t11, t14, t15, t18, t19, t20, t47, t75, t81, t83, t90, t96, t98, t10...263
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,11.9646,217596,1,0,1416,987483,276,723,3213,1.09931e+06,1629
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 49 transition count 116
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 47 transition count 115
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 46 transition count 115
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 10 place count 42 transition count 99
Iterating global reduction 3 with 4 rules applied. Total rules applied 14 place count 42 transition count 99
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 18 place count 40 transition count 97
Applied a total of 18 rules in 33 ms. Remains 40 /49 variables (removed 9) and now considering 97/118 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15085014331388225541.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8698492758068421127.kers'
[2026-05-22 18:58:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15085014331388225541.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8698492758068421127.kers]
Normalized transition count is 96 out of 97 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 96 rows 39 cols 547 entries
Finished phase 1 with 32 SingleSign rule and 0 generalized
[2026-05-22 18:58:59] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8698492758068421127.kers
Total runtime 2 ms.
[2026-05-22 18:58:59] [INFO ] Implicit Places using invariants in 100 ms returned []
[2026-05-22 18:58:59] [INFO ] Invariant cache hit.
[2026-05-22 18:58:59] [INFO ] State equation strengthened by 55 read => feed constraints.
[2026-05-22 18:58:59] [INFO ] Implicit Places using invariants and state equation in 173 ms returned [36]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 278 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 39/49 places, 97/118 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 1 place count 39 transition count 96
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 38 transition count 96
Applied a total of 2 rules in 9 ms. Remains 38 /39 variables (removed 1) and now considering 96/97 (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-15337948687886265634.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-395390539477232494.kers'
[2026-05-22 18:58:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15337948687886265634.kers, --Pflows, --basisKERS=/tmp/petrispot-output-395390539477232494.kers]
Normalized transition count is 95 out of 96 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 95 rows 37 cols 542 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 18:58:59] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-395390539477232494.kers
Total runtime 1 ms.
[2026-05-22 18:58:59] [INFO ] Implicit Places using invariants in 73 ms returned []
[2026-05-22 18:58:59] [INFO ] Invariant cache hit.
[2026-05-22 18:58:59] [INFO ] State equation strengthened by 55 read => feed constraints.
[2026-05-22 18:58:59] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 38/49 places, 96/118 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 571 ms. Remains : 38/49 places, 96/118 transitions.
[2026-05-22 18:58:59] [INFO ] Flatten gal took : 9 ms
[2026-05-22 18:58:59] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:59] [INFO ] Input system was already deterministic with 96 transitions.
[2026-05-22 18:58:59] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:58:59] [INFO ] Flatten gal took : 9 ms
[2026-05-22 18:58:59] [INFO ] Time to serialize gal into /tmp/CTLCardinality18124103588270759065.gal : 2 ms
[2026-05-22 18:58:59] [INFO ] Time to serialize properties into /tmp/CTLCardinality11356146959105355474.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/CTLCardinality18124103588270759065.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality11356146959105355474.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,50930,0.218496,7852,2,954,5,12568,6,0,245,12786,0


Converting to forward existential form...Done !
original formula: AF(E(!((((p1==0)||(p6==1))&&((p13==0)||(p47==1)))) U (!((((p17==0)||(p34==1))||((p23==1)&&(p14==1)))) * AG(EF(((p29==0)||(p0==1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(E(!((((p1==0)||(p6==1))&&((p13==0)||(p47==1)))) U (!((((p17==0)||(p34==1))||((p23==1)&&(p14==1)))) ...215
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t3, t4, t7, t8, t11, t12, t13, t15, t16, t18, t19, t20, t24, t27, t28, t31, t32, t39,...259
(forward)formula 0,1,2.95609,65388,1,0,352,276255,225,160,2981,291396,369
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-05 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 : 49/49 places, 118/118 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 45 transition count 102
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 45 transition count 102
Applied a total of 8 rules in 3 ms. Remains 45 /49 variables (removed 4) and now considering 102/118 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7784920125645614070.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-286873206955386232.kers'
[2026-05-22 18:59:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7784920125645614070.kers, --Pflows, --basisKERS=/tmp/petrispot-output-286873206955386232.kers]
Normalized transition count is 101 out of 102 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 101 rows 44 cols 557 entries
Finished phase 1 with 37 SingleSign rule and 0 generalized
[2026-05-22 18:59:02] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-286873206955386232.kers
Total runtime 2 ms.
[2026-05-22 18:59:03] [INFO ] Implicit Places using invariants in 110 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 112 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/49 places, 102/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 102/102 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 118 ms. Remains : 44/49 places, 102/118 transitions.
[2026-05-22 18:59:03] [INFO ] Flatten gal took : 5 ms
[2026-05-22 18:59:03] [INFO ] Flatten gal took : 6 ms
[2026-05-22 18:59:03] [INFO ] Input system was already deterministic with 102 transitions.
[2026-05-22 18:59:03] [INFO ] Flatten gal took : 5 ms
[2026-05-22 18:59:03] [INFO ] Flatten gal took : 6 ms
[2026-05-22 18:59:03] [INFO ] Time to serialize gal into /tmp/CTLCardinality17923668342570265815.gal : 2 ms
[2026-05-22 18:59:03] [INFO ] Time to serialize properties into /tmp/CTLCardinality3212327598390257440.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/CTLCardinality17923668342570265815.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality3212327598390257440.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,135866,0.169579,7716,2,1060,5,13206,6,0,277,13809,0


Converting to forward existential form...Done !
original formula: EF(EX((E((((p42==0)&&((p7==0)||(p23==1)))&&(p3==1)) U !((((p8==0)||(p17==1))||((p21==0)||(p7==1))))) * AF(AG((p8==1))))))
=> equivalent forward existential formula: [((EY(FwdU(Init,TRUE)) * E((((p42==0)&&((p7==0)||(p23==1)))&&(p3==1)) U !((((p8==0)||(p17==1))||((p21==0)||(p7==...209
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t9, t10, t13, t14, t15, t18, t19, t34, t76, t78, t79, t80, t84, t87, t88, t91...272
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,3.6693,87868,1,0,606,388254,239,367,3124,447520,673
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 47 transition count 115
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 45 transition count 114
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 7 place count 44 transition count 114
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 11 place count 40 transition count 98
Iterating global reduction 3 with 4 rules applied. Total rules applied 15 place count 40 transition count 98
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 17 place count 39 transition count 97
Applied a total of 17 rules in 13 ms. Remains 39 /49 variables (removed 10) and now considering 97/118 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15699971019044054510.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-335015240414478899.kers'
[2026-05-22 18:59:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15699971019044054510.kers, --Pflows, --basisKERS=/tmp/petrispot-output-335015240414478899.kers]
Normalized transition count is 96 out of 97 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 96 rows 38 cols 538 entries
Finished phase 1 with 32 SingleSign rule and 0 generalized
[2026-05-22 18:59:06] [INFO ] Computed 7 invariants in 0 ms
Computed 7 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-335015240414478899.kers
Total runtime 1 ms.
[2026-05-22 18:59:06] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-22 18:59:06] [INFO ] Invariant cache hit.
[2026-05-22 18:59:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:59:07] [INFO ] Implicit Places using invariants and state equation in 86 ms returned [35, 37]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 165 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 37/49 places, 97/118 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 1 place count 37 transition count 96
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 36 transition count 96
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 36 transition count 95
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 35 transition count 95
Applied a total of 4 rules in 14 ms. Remains 35 /37 variables (removed 2) and now considering 95/97 (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-11865651623713599036.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9696683443969565681.kers'
[2026-05-22 18:59:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11865651623713599036.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9696683443969565681.kers]
Normalized transition count is 94 out of 95 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 94 rows 35 cols 530 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-22 18:59:07] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9696683443969565681.kers
Total runtime 1 ms.
[2026-05-22 18:59:07] [INFO ] Implicit Places using invariants in 90 ms returned []
[2026-05-22 18:59:07] [INFO ] Invariant cache hit.
[2026-05-22 18:59:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 18:59:07] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 187 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 35/49 places, 95/118 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 380 ms. Remains : 35/49 places, 95/118 transitions.
[2026-05-22 18:59:07] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:59:07] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:59:07] [INFO ] Input system was already deterministic with 95 transitions.
[2026-05-22 18:59:07] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:59:07] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:59:07] [INFO ] Time to serialize gal into /tmp/CTLCardinality7351318226927051823.gal : 2 ms
[2026-05-22 18:59:07] [INFO ] Time to serialize properties into /tmp/CTLCardinality17054424310482925064.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/CTLCardinality7351318226927051823.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17054424310482925064.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,54973,0.298833,9564,2,1469,5,20123,6,0,233,19068,0


Converting to forward existential form...Done !
original formula: EG(AF(!(E(((p19==0)||(p25==1)) U ((p40==1) + EG(((p22==0)||(p9==1))))))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!(!(E(((p19==0)||(p25==1)) U ((p40==1) + EG(((p22==0)||(p9==1))))))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t4, t5, t8, t9, t10, t12, t13, t28, t68, t69, t73, t76, t77, t80, t81, t88, t90, ...263
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,4.9618,111800,1,0,924,511928,226,467,2817,553175,972
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 44 transition count 97
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 44 transition count 97
Applied a total of 10 rules in 5 ms. Remains 44 /49 variables (removed 5) and now considering 97/118 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3378387100529947819.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6034983418081863651.kers'
[2026-05-22 18:59:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3378387100529947819.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6034983418081863651.kers]
Normalized transition count is 96 out of 97 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 96 rows 43 cols 531 entries
Finished phase 1 with 36 SingleSign rule and 0 generalized
[2026-05-22 18:59:12] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6034983418081863651.kers
Total runtime 0 ms.
[2026-05-22 18:59:12] [INFO ] Implicit Places using invariants in 95 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 97 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/49 places, 97/118 transitions.
Applied a total of 0 rules in 2 ms. Remains 43 /43 variables (removed 0) and now considering 97/97 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 104 ms. Remains : 43/49 places, 97/118 transitions.
[2026-05-22 18:59:12] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:12] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:12] [INFO ] Input system was already deterministic with 97 transitions.
[2026-05-22 18:59:12] [INFO ] Flatten gal took : 3 ms
[2026-05-22 18:59:12] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:12] [INFO ] Time to serialize gal into /tmp/CTLCardinality3063424286936138235.gal : 1 ms
[2026-05-22 18:59:12] [INFO ] Time to serialize properties into /tmp/CTLCardinality10114217706511500935.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/CTLCardinality3063424286936138235.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality10114217706511500935.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,118130,0.185967,6928,2,943,5,10326,6,0,268,11018,0


Converting to forward existential form...Done !
original formula: (AX(((AX((p9==1)) + (p40==0)) + (p18==1))) * AF((p38==1)))
=> equivalent forward existential formula: ([(EY(((EY(Init) * !((p18==1))) * !((p40==0)))) * !((p9==1)))] = FALSE * [FwdG(Init,!((p38==1)))] = FALSE)
Hit Full ! (commute/partial/dont) 93/0/4
(forward)formula 0,0,0.719267,17500,1,0,57,55667,20,3,1922,52654,55
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 44 transition count 97
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 44 transition count 97
Applied a total of 10 rules in 4 ms. Remains 44 /49 variables (removed 5) and now considering 97/118 (removed 21) transitions.
[2026-05-22 18:59:13] [INFO ] Invariant cache hit.
[2026-05-22 18:59:13] [INFO ] Implicit Places using invariants in 128 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 135 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/49 places, 97/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 97/97 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 142 ms. Remains : 43/49 places, 97/118 transitions.
[2026-05-22 18:59:13] [INFO ] Flatten gal took : 8 ms
[2026-05-22 18:59:13] [INFO ] Flatten gal took : 7 ms
[2026-05-22 18:59:13] [INFO ] Input system was already deterministic with 97 transitions.
[2026-05-22 18:59:13] [INFO ] Flatten gal took : 21 ms
[2026-05-22 18:59:13] [INFO ] Flatten gal took : 6 ms
[2026-05-22 18:59:13] [INFO ] Time to serialize gal into /tmp/CTLCardinality9159372656176683854.gal : 1 ms
[2026-05-22 18:59:13] [INFO ] Time to serialize properties into /tmp/CTLCardinality7265040006654184214.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/CTLCardinality9159372656176683854.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality7265040006654184214.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,118130,0.178797,6976,2,943,5,10326,6,0,268,11018,0


Converting to forward existential form...Done !
original formula: ((AX(EG(AF(AX((p39==1))))) * AX(EF(EG(AG((p4==1)))))) * AF(EX(!(E(((p43==0)||(p28==1)) U (p28==1))))))
=> equivalent forward existential formula: (([(EY(Init) * !(EG(!(EG(!(!(EX(!((p39==1))))))))))] = FALSE * [(EY(Init) * !(E(TRUE U EG(!(E(TRUE U !((p4==1)))...239
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t9, t10, t13, t14, t17, t18, t71, t73, t74, t75, t76, t77, t79, t80, t81, t82...300
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
(forward)formula 0,0,6.56103,134824,1,0,1191,569510,240,669,3085,718873,1242
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in SI_CTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 49 transition count 113
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 44 transition count 113
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 15 place count 39 transition count 92
Iterating global reduction 2 with 5 rules applied. Total rules applied 20 place count 39 transition count 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 22 place count 38 transition count 91
Applied a total of 22 rules in 24 ms. Remains 38 /49 variables (removed 11) and now considering 91/118 (removed 27) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7612653161398283582.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15387415628805434064.kers'
[2026-05-22 18:59:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7612653161398283582.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15387415628805434064.kers]
Normalized transition count is 90 out of 91 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 90 rows 37 cols 519 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-22 18:59:20] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15387415628805434064.kers
Total runtime 1 ms.
[2026-05-22 18:59:20] [INFO ] Implicit Places using invariants in 97 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 99 ms to find 1 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 37/49 places, 91/118 transitions.
Applied a total of 0 rules in 4 ms. Remains 37 /37 variables (removed 0) and now considering 91/91 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 127 ms. Remains : 37/49 places, 91/118 transitions.
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 3 ms
[2026-05-22 18:59:20] [INFO ] Input system was already deterministic with 91 transitions.
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 3 ms
[2026-05-22 18:59:20] [INFO ] Time to serialize gal into /tmp/CTLCardinality2915063354993601293.gal : 3 ms
[2026-05-22 18:59:20] [INFO ] Time to serialize properties into /tmp/CTLCardinality17462686911063725801.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/CTLCardinality2915063354993601293.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality17462686911063725801.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,37757,0.085611,5624,2,449,5,5492,6,0,238,5950,0


Converting to forward existential form...Done !
original formula: E(!((EF(AG((p47==1))) * (p14==0))) U ((p2!=0)&&(p36!=0)))
=> equivalent forward existential formula: [(FwdU(Init,!((E(TRUE U !(E(TRUE U !((p47==1))))) * (p14==0)))) * ((p2!=0)&&(p36!=0)))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t3, t4, t6, t7, t9, t10, t12, t13, t17, t19, t20, t21, t22, t23, t25, t26, t27, t28, t29,...294
(forward)formula 0,0,0.522522,17168,1,0,277,59361,209,133,2703,55771,290
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 45 transition count 102
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 45 transition count 102
Applied a total of 8 rules in 2 ms. Remains 45 /49 variables (removed 4) and now considering 102/118 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7362383605784539849.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10692074469502650385.kers'
[2026-05-22 18:59:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7362383605784539849.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10692074469502650385.kers]
Normalized transition count is 101 out of 102 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 101 rows 44 cols 557 entries
Finished phase 1 with 37 SingleSign rule and 0 generalized
[2026-05-22 18:59:20] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10692074469502650385.kers
Total runtime 1 ms.
[2026-05-22 18:59:20] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-22 18:59:20] [INFO ] Invariant cache hit.
[2026-05-22 18:59:20] [INFO ] State equation strengthened by 55 read => feed constraints.
[2026-05-22 18:59:20] [INFO ] Implicit Places using invariants and state equation in 159 ms returned [41, 43]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 217 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 43/49 places, 102/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 43 /43 variables (removed 0) and now considering 102/102 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 220 ms. Remains : 43/49 places, 102/118 transitions.
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 3 ms
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:20] [INFO ] Input system was already deterministic with 102 transitions.
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:20] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:20] [INFO ] Time to serialize gal into /tmp/CTLCardinality13008830988949978038.gal : 1 ms
[2026-05-22 18:59:20] [INFO ] Time to serialize properties into /tmp/CTLCardinality12642577147582437665.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/CTLCardinality13008830988949978038.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality12642577147582437665.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,135866,0.207806,10196,2,1453,5,20639,6,0,270,22485,0


Converting to forward existential form...Done !
original formula: (!(E(!((AX((p10==1)) + !(E(((p1==0)||(p41==1)) U ((p10==0)||(p28==1)))))) U EG((p34==1)))) + EG(EX(EX(((p43==0)&&(p0==1))))))
=> equivalent forward existential formula: [FwdG(FwdU((Init * !(EG(EX(EX(((p43==0)&&(p0==1))))))),!((!(EX(!((p10==1)))) + !(E(((p1==0)||(p41==1)) U ((p10==...192
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t9, t10, t13, t14, t17, t18, t19, t46, t76, t78, t79, t81, t85, t87, t89, t91...272
Hit Full ! (commute/partial/dont) 87/0/15
(forward)formula 0,0,3.04341,78212,1,0,508,272286,245,278,3068,422480,527
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 49/49 places, 118/118 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 45 transition count 102
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 45 transition count 102
Applied a total of 8 rules in 4 ms. Remains 45 /49 variables (removed 4) and now considering 102/118 (removed 16) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1938963875425159201.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16431326118136611090.kers'
[2026-05-22 18:59:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1938963875425159201.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16431326118136611090.kers]
Normalized transition count is 101 out of 102 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 101 rows 44 cols 557 entries
Finished phase 1 with 37 SingleSign rule and 0 generalized
[2026-05-22 18:59:24] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16431326118136611090.kers
Total runtime 1 ms.
[2026-05-22 18:59:24] [INFO ] Implicit Places using invariants in 123 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 133 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 44/49 places, 102/118 transitions.
Applied a total of 0 rules in 1 ms. Remains 44 /44 variables (removed 0) and now considering 102/102 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 138 ms. Remains : 44/49 places, 102/118 transitions.
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 10 ms
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:24] [INFO ] Input system was already deterministic with 102 transitions.
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 6 ms
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 3 ms
[2026-05-22 18:59:24] [INFO ] Time to serialize gal into /tmp/CTLCardinality2027885241054568647.gal : 1 ms
[2026-05-22 18:59:24] [INFO ] Time to serialize properties into /tmp/CTLCardinality2352204030338788757.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/CTLCardinality2027885241054568647.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality2352204030338788757.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,135866,0.130254,7796,2,1187,5,12732,6,0,277,13809,0


Converting to forward existential form...Done !
original formula: (EF(((p9==0)&&(p39==1))) * AF((AX((p26==1)) * (p3==1))))
=> equivalent forward existential formula: ([(Init * !(E(TRUE U ((p9==0)&&(p39==1)))))] = FALSE * [FwdG(Init,!((!(EX(!((p26==1)))) * (p3==1))))] = FALSE)
Reverse transition relation is NOT exact ! Due to transitions t1, t2, t5, t6, t9, t10, t11, t14, t15, t18, t19, t70, t76, t78, t84, t85, t86, t91, t92, t93...272
(forward)formula 0,0,0.772502,26344,1,0,259,84043,225,107,3130,96328,263
FORMULA AutonomousCar-PT-04a-CTLCardinality-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 4 ms
[2026-05-22 18:59:24] [INFO ] Flatten gal took : 4 ms
Total runtime 92598 ms.

BK_STOP 1779476365025

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -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="AutonomousCar-PT-04a"
export BK_EXAMINATION="CTLCardinality"
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 AutonomousCar-PT-04a, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r018-smll-177946787900049"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-04a.tgz
mv AutonomousCar-PT-04a execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;