Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r006-smll-158897515700180.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is AirplaneLD-COL-0020, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r006-smll-158897515700180
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 224K
-rw-r--r-- 1 mcc users 4.1K Mar 24 10:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 24 10:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 24 09:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 24 09:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 29 06:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 29 06:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 24 07:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 24 07:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 24 06:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 24 06:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 24 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 24 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 41K Mar 24 05:37 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-00
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-01
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-02
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-03
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-04
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-05
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-06
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-07
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-08
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-09
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-10
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-11
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-12
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-13
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-14
FORMULA_NAME AirplaneLD-COL-0020-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1589427109383

[2020-05-14 03:31:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-14 03:31:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-14 03:31:51] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
[2020-05-14 03:31:52] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 870 ms
[2020-05-14 03:31:52] [INFO ] sort/places :
Speed->SpeedPossibleVal,Speed_Left_Wheel,Speed_Right_Wheel,
Signal->Plane_On_Ground_Signal_no,
Dot->stp5,stp4,stp3,stp2,stp1,P5,P4,P3,P2,P6,P1,
Weight->WeightPossibleVal,Weight_Right_Wheel,Weight_Left_Wheel,
Altitude->AltitudePossibleVal,TheAltitude,

[2020-05-14 03:31:52] [INFO ] Detected 3 constant HL places corresponding to 62 PT places.
[2020-05-14 03:31:52] [INFO ] Imported 20 HL places and 15 HL transitions for a total of 159 PT places and 252.0 transition bindings in 34 ms.
[2020-05-14 03:31:52] [INFO ] Computed order based on color domains.
[2020-05-14 03:31:52] [INFO ] Unfolded HLPN to a Petri net with 159 places and 168 transitions in 12 ms.
[2020-05-14 03:31:52] [INFO ] Unfolded HLPN properties in 1 ms.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 39 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 39 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 19 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
[2020-05-14 03:31:52] [INFO ] Reduced 1 identical enabling conditions.
Reduce places removed 62 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 74 ms.
Incomplete random walk after 100000 steps, including 12554 resets, run finished after 976 ms. (steps per millisecond=102 ) properties seen :[1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 0, 1, 1, 0]
// Phase 1: matrix 168 rows 97 cols
[2020-05-14 03:31:53] [INFO ] Computed 3 place invariants in 24 ms
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive place invariants in 20 ms returned unsat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive place invariants in 8 ms returned sat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 3 ms returned sat
[2020-05-14 03:31:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using state equation in 174 ms returned unsat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned unsat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 3 ms returned sat
[2020-05-14 03:31:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using state equation in 57 ms returned unsat
[2020-05-14 03:31:54] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned unsat
Successfully simplified 5 atomic propositions for a total of 5 simplifications.
[2020-05-14 03:31:54] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2020-05-14 03:31:54] [INFO ] Flatten gal took : 112 ms
[2020-05-14 03:31:54] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2020-05-14 03:31:54] [INFO ] Flatten gal took : 47 ms
FORMULA AirplaneLD-COL-0020-CTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA AirplaneLD-COL-0020-CTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-05-14 03:31:54] [INFO ] Applying decomposition
[2020-05-14 03:31:54] [INFO ] Flatten gal took : 40 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/convert-linux64, -i, /tmp/graph4442945689970473788.txt, -o, /tmp/graph4442945689970473788.bin, -w, /tmp/graph4442945689970473788.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/louvain-linux64, /tmp/graph4442945689970473788.bin, -l, -1, -v, -w, /tmp/graph4442945689970473788.weights, -q, 0, -e, 0.001], workingDir=null]
[2020-05-14 03:31:55] [INFO ] Decomposing Gal with order
[2020-05-14 03:31:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-05-14 03:31:55] [INFO ] Removed a total of 76 redundant transitions.
[2020-05-14 03:31:55] [INFO ] Flatten gal took : 100 ms
[2020-05-14 03:31:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 80 labels/synchronizations in 9 ms.
[2020-05-14 03:31:55] [INFO ] Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 6 ms
[2020-05-14 03:31:55] [INFO ] Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 9 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 14 CTL formulae.
built 5 ordering constraints for composite.
built 4 ordering constraints for composite.
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,308303,0.04219,5008,41,155,104,596,82,71,277,592,0


Converting to forward existential form...Done !
original formula: (!(AF((i4.u5.stp1_0<1))) * !(E(((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1))) U ((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1)))))
=> equivalent forward existential formula: ([(Init * !(EG(!((i4.u5.stp1_0<1)))))] = FALSE * [(FwdU(Init,((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1)))) * ((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1)))] = FALSE)
Reverse transition relation is NOT exact ! Due to transitions t5_1S15, t4_1S13, t3_1A4, t2_1W0, t1_1W0, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/89/5/94
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
(forward)formula 0,0,0.099126,6040,1,0,1172,3043,833,598,1588,2917,2933
FORMULA AirplaneLD-COL-0020-CTLFireability-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EG(((u2.stp2_0>=1)||(u1.stp4_0>=1)))
=> equivalent forward existential formula: [FwdG(Init,((u2.stp2_0>=1)||(u1.stp4_0>=1)))] != FALSE
dead was empty
(forward)formula 1,0,0.100132,6304,1,0,1177,3064,837,617,1588,2941,2955
FORMULA AirplaneLD-COL-0020-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AX(EG(((i4.u4.P2_0<1)||(u2.Weight_Right_Wheel_0<1))))
=> equivalent forward existential formula: [(EY(Init) * !(EG(((i4.u4.P2_0<1)||(u2.Weight_Right_Wheel_0<1)))))] = FALSE
(forward)formula 2,1,0.112528,6568,1,0,1544,4266,877,1070,1672,4836,3826
FORMULA AirplaneLD-COL-0020-CTLFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EG((E(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1)) U (i4.u5.stp1_0>=1)) + (((EF(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1))) * (i4.u4.P1_0>=1)) * (i4.u5.Weight_Left_Wheel_0>=1)) * ((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_11>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_10>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_18>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_17>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_16>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_15>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_14>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_13>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_12>=1))))))
=> equivalent forward existential formula: [FwdG(Init,(E(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1)) U (i4.u5.stp1_0>=1)) + (((E(TRUE U ((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1))) * (i4.u4.P1_0>=1)) * (i4.u5.Weight_Left_Wheel_0>=1)) * ((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_11>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_10>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_18>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_17>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_16>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_15>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_14>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_13>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_12>=1))))))] != FALSE
dead was empty
(forward)formula 3,0,0.118489,6832,1,0,1566,4269,970,1080,1690,4839,3994
FORMULA AirplaneLD-COL-0020-CTLFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AX(AG(EF((u0.stp5_0>=1))))
=> equivalent forward existential formula: [(FwdU(EY(Init),TRUE) * !(E(TRUE U (u0.stp5_0>=1))))] = FALSE
(forward)formula 4,0,0.123864,6832,1,0,1696,4494,1018,1221,1776,5108,4422
FORMULA AirplaneLD-COL-0020-CTLFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(AG(((u0.stp5_0>=1)&&((i4.u5.stp1_0>=1)||((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((u0.stp5_0>=1)&&((i4.u5.stp1_0>=1)||((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1))))))))] != FALSE
(forward)formula 5,0,0.126637,6832,1,0,1710,4494,1025,1234,1776,5108,4474
FORMULA AirplaneLD-COL-0020-CTLFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(AG(((u0.stp5_0>=1)||((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((u0.stp5_0>=1)||((i4.u4.P1_0>=1)&&(i4.u5.Weight_Left_Wheel_1>=1)))))))] != FALSE
(forward)formula 6,0,0.128604,6832,1,0,1714,4494,1027,1242,1776,5109,4507
FORMULA AirplaneLD-COL-0020-CTLFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (AF((((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1)))||((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1)))) + AG(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1)))))
=> equivalent forward existential formula: [(FwdU((Init * !(!(EG(!((((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1)))||((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1)))))))),TRUE) * !(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1)))))] = FALSE
(forward)formula 7,0,0.145538,7360,1,0,2033,4795,1090,1591,1786,6303,5206
FORMULA AirplaneLD-COL-0020-CTLFireability-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (EX((((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1))&&(u0.stp5_0>=1))) + AG(((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_12<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_11<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_14<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_13<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_10<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_16<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_15<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_18<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_17<1)))))
=> equivalent forward existential formula: [(FwdU((Init * !(EX((((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1))&&(u0.stp5_0>=1))))),TRUE) * !(((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_12<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_11<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_14<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_13<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_10<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_16<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_15<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_18<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_17<1)))))] = FALSE
(forward)formula 8,0,0.153982,7360,1,0,2163,4886,1134,1721,1788,6590,5422
FORMULA AirplaneLD-COL-0020-CTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: A(A(((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))) U (u2.stp2_0>=1)) U AX(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(EX(!(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1))))))))) * !(E(!(!(EX(!(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1)))))) U (!(!((E(!((u2.stp2_0>=1)) U (!(((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1)))) * !((u2.stp2_0>=1)))) + EG(!((u2.stp2_0>=1)))))) * !(!(EX(!(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_1>=1))))))))))] != FALSE
(forward)formula 9,0,0.166991,7360,1,0,2440,5021,1217,2069,1807,6827,6031
FORMULA AirplaneLD-COL-0020-CTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: E(((((((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_8<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_7<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_9<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_4<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_3<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_19<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_6<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_5<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_0<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_2<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_1<1)))||(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1))&&((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_11>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_10>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_18>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_17>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_16>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_15>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_14>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_13>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_12>=1)))))&&((((((((((((((((((((((u0.stp5_0>=1)||((u3.P3_0>=1)&&(u6.TheAltitude_21>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1)))) U ((EG((u6.stp3_0>=1)) * (i4.u4.P1_0>=1)) * (i4.u5.Weight_Left_Wheel_0>=1)))
=> equivalent forward existential formula: [FwdG(((FwdU(Init,((((((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_8<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_7<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_9<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_4<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_3<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_19<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_6<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_5<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_0<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_2<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_1<1)))||(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1))&&((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_11>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_10>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_18>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_17>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_16>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_15>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_14>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_13>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_12>=1)))))&&((((((((((((((((((((((u0.stp5_0>=1)||((u3.P3_0>=1)&&(u6.TheAltitude_21>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1))))) * (i4.u5.Weight_Left_Wheel_0>=1)) * (i4.u4.P1_0>=1)),(u6.stp3_0>=1))] != FALSE
dead was empty
(forward)formula 10,0,0.181834,7624,1,0,2863,5522,1298,2490,1814,8646,7096
FORMULA AirplaneLD-COL-0020-CTLFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (EX(AX((i4.u5.stp1_0>=1))) * ((EF((u1.stp4_0>=1)) + AG((u1.stp4_0>=1))) + !(AX(((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1)))))))
=> equivalent forward existential formula: ([(Init * !(EX(!(EX(!((i4.u5.stp1_0>=1)))))))] = FALSE * [(FwdU(((Init * !(!(!(EX(!(((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))))))))) * !(E(TRUE U (u1.stp4_0>=1)))),TRUE) * !((u1.stp4_0>=1)))] = FALSE)
(forward)formula 11,0,0.190003,7888,1,0,3095,5612,1300,2664,1815,8829,7495
FORMULA AirplaneLD-COL-0020-CTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: A(EG(((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_12<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_11<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_14<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_13<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_10<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_16<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_15<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_18<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_17<1)))) U AG(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1)))))
=> equivalent forward existential formula: [((Init * !(EG(!(!(E(TRUE U !(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1)))))))))) * !(E(!(!(E(TRUE U !(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1))))))) U (!(EG(((((((((((u3.P4_0<1)||(u1.Speed_Left_Wheel_12<1))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_11<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_14<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_13<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_10<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_16<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_15<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_18<1)))&&((u3.P4_0<1)||(u1.Speed_Left_Wheel_17<1))))) * !(!(E(TRUE U !(((((((((((u3.P5_0<1)||(u0.Speed_Right_Wheel_11<1))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_10<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_18<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_17<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_16<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_15<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_14<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_13<1)))&&((u3.P5_0<1)||(u0.Speed_Right_Wheel_12<1)))))))))))] != FALSE
(forward)formula 12,1,0.216092,8152,1,0,3657,5748,1320,3127,1815,9108,9090
FORMULA AirplaneLD-COL-0020-CTLFireability-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: (((AX(FALSE) + AX(((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_17>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_16>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_14>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_15>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_18>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_0>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_1>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_4>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_5>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_2>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_3>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_8>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_9>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_6>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_7>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_12>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_13>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_10>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_11>=1))))) + E(((((((((((((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_8>=1))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_7>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_9>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_4>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_3>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_19>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_6>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_5>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_0>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_2>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_1>=1))) U ((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))))) + (A(((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1))) U (u2.stp2_0>=1)) * AF(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1)))))
=> equivalent forward existential formula: (([(FwdU((Init * !(((!(EX(!(FALSE))) + !(EX(!(((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_17>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_16>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_14>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_15>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_18>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_0>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_1>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_4>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_5>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_2>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_3>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_8>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_9>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_6>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_7>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_12>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_13>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_10>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_11>=1))))))) + E(((((((((((((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_8>=1))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_7>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_9>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_4>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_3>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_19>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_6>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_5>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_0>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_2>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_1>=1))) U ((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))))))),!((u2.stp2_0>=1))) * (!(((((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_21>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_20>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_19>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_25>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_24>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_23>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_22>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_29>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_28>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_27>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_26>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_33>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_32>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_31>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_30>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_37>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_36>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_35>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_34>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_39>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_38>=1)))) * !((u2.stp2_0>=1))))] = FALSE * [FwdG((Init * !(((!(EX(!(FALSE))) + !(EX(!(((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_17>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_16>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_14>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_15>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_18>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_0>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_1>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_4>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_5>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_2>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_3>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_8>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_9>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_6>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_7>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_12>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_13>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_10>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_11>=1))))))) + E(((((((((((((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_8>=1))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_7>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_9>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_4>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_3>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_19>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_6>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_5>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_0>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_2>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_1>=1))) U ((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))))))),!((u2.stp2_0>=1)))] = FALSE) * [FwdG((Init * !(((!(EX(!(FALSE))) + !(EX(!(((((((((((((((((((((u3.P3_0>=1)&&(u6.TheAltitude_17>=1))||((u3.P3_0>=1)&&(u6.TheAltitude_16>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_14>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_15>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_18>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_0>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_1>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_4>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_5>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_2>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_3>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_8>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_9>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_6>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_7>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_12>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_13>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_10>=1)))||((u3.P3_0>=1)&&(u6.TheAltitude_11>=1))))))) + E(((((((((((((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_8>=1))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_7>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_9>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_4>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_3>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_19>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_6>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_5>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_0>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_2>=1)))||((u3.P4_0>=1)&&(u1.Speed_Left_Wheel_1>=1))) U ((((((((((((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_9>=1))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_8>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_7>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_6>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_5>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_4>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_3>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_19>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_2>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_1>=1)))||((u3.P5_0>=1)&&(u0.Speed_Right_Wheel_0>=1))))))),!(((i4.u4.P2_0>=1)&&(u2.Weight_Right_Wheel_0>=1))))] = FALSE)
(forward)formula 13,0,0.234219,8152,1,0,3787,5748,1494,3242,1856,9148,9552
FORMULA AirplaneLD-COL-0020-CTLFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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


BK_STOP 1589427116701

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="AirplaneLD-COL-0020"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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 2-4028"
echo " Executing tool itstools"
echo " Input is AirplaneLD-COL-0020, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r006-smll-158897515700180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-0020.tgz
mv AirplaneLD-COL-0020 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;