Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.................
/home/mcc/execution
total 196K
-rw-r--r-- 1 mcc users 4.4K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.9K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 118 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 356 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 4.8K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 25K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 10 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rwxr-xr-x 1 mcc users 8.9K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is HypertorusGrid-PT-d2k1p8b00, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r105-smll-152658635300129
=====================================================================

--------------------
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 HypertorusGrid-PT-d2k1p8b00-CTLCardinality-00
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-01
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-02
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-03
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-04
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-05
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-06
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-07
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-08
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-09
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-10
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-11
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-12
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-13
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-14
FORMULA_NAME HypertorusGrid-PT-d2k1p8b00-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1527367188460

Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLCardinality.ctl], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLCardinality.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLCardinality.ctl
No direction supplied, using forward translation only.
Parsed 16 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,87552,0.134689,6808,2,408,5,13102,6,0,71,13063,0


Converting to forward existential form...Done !
original formula: EF(((((pbl_1_1<=pil_d1_n1_1_1)&&(po_d2_n1_1_1<=pol_d2_n1_1_1))&&(po_d1_n1_1_1>=2)) + EX((pol_d1_n1_1_1>=3))))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * (((pbl_1_1<=pil_d1_n1_1_1)&&(po_d2_n1_1_1<=pol_d2_n1_1_1))&&(po_d1_n1_1_1>=2)))] != FALSE + [(EY(FwdU(Init,TRUE)) * (pol_d1_n1_1_1>=3))] != FALSE)
(forward)formula 0,0,0.135658,7188,1,0,5,13102,9,0,77,13063,0
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (!((((!(pb_d1_n1_1_1<=pil_d2_n1_1_1))&&(!(pb_d1_n2_1_1>=3))) * AF((pol_d1_n1_1_1>=3)))) * E(!((po_d2_n1_1_1>=3)) U !((pb_d1_n2_1_1>=3))))
=> equivalent forward existential formula: [(FwdU((Init * !((((!(pb_d1_n1_1_1<=pil_d2_n1_1_1))&&(!(pb_d1_n2_1_1>=3))) * !(EG(!((pol_d1_n1_1_1>=3))))))),!((po_d2_n1_1_1>=3))) * !((pb_d1_n2_1_1>=3)))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 1,1,0.337318,8244,1,0,8,18607,24,3,522,19348,10
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: ((EF(!((pi_d2_n1_1_1<=pil_d2_n1_1_1))) * AF(!((pil_d1_n1_1_1<=pol_d2_n1_1_1)))) + AG((pb_d2_n2_1_1>=2)))
=> equivalent forward existential formula: [(FwdU((Init * !((E(TRUE U !((pi_d2_n1_1_1<=pil_d2_n1_1_1))) * !(EG(!(!((pil_d1_n1_1_1<=pol_d2_n1_1_1)))))))),TRUE) * !((pb_d2_n2_1_1>=2)))] = FALSE
(forward)formula 2,0,0.438307,9564,1,0,15,24494,36,9,545,27033,17
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(E((pil_d2_n1_1_1<=pol_d2_n1_1_1) U (pi_d2_n1_1_1>=2)))
=> equivalent forward existential formula: [(FwdU(FwdU(Init,TRUE),(pil_d2_n1_1_1<=pol_d2_n1_1_1)) * (pi_d2_n1_1_1>=2))] != FALSE
(forward)formula 3,0,0.439506,9564,1,0,15,24494,37,9,546,27033,17
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (EF((((po_d2_n1_1_1>=3)||(pb_d1_n2_1_1<=po_d1_n1_1_1))||((pb_d2_n1_1_1<=pol_d2_n1_1_1)||(pb_d2_n2_1_1>=2)))) * !(AG(((pi_d1_n1_1_1<=pb_d2_n1_1_1)||(pbl_1_1<=pb_d2_n2_1_1)))))
=> equivalent forward existential formula: [(FwdU((Init * E(TRUE U (((po_d2_n1_1_1>=3)||(pb_d1_n2_1_1<=po_d1_n1_1_1))||((pb_d2_n1_1_1<=pol_d2_n1_1_1)||(pb_d2_n2_1_1>=2))))),TRUE) * !(((pi_d1_n1_1_1<=pb_d2_n1_1_1)||(pbl_1_1<=pb_d2_n2_1_1))))] != FALSE
(forward)formula 4,1,0.52303,10356,1,0,19,27763,40,11,637,31104,21
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: AG(E((pbl_1_1>=1) U (pb_d2_n1_1_1>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E((pbl_1_1>=1) U (pb_d2_n1_1_1>=1))))] = FALSE
Hit Full ! (commute/partial/dont) 0/0/16
(forward)formula 5,0,0.542033,10620,1,0,23,29504,48,13,643,33212,25
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(((!(pb_d1_n1_1_1>=2))&&(!((po_d1_n1_1_1<=pb_d2_n1_1_1)||(pol_d2_n1_1_1<=po_d1_n1_1_1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((!(pb_d1_n1_1_1>=2))&&(!((po_d1_n1_1_1<=pb_d2_n1_1_1)||(pol_d2_n1_1_1<=po_d1_n1_1_1)))))] != FALSE
(forward)formula 6,0,0.543515,10884,1,0,23,29644,49,13,656,33341,25
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: !(E(!((pol_d1_n1_1_1<=pi_d1_n1_1_1)) U ((po_d2_n1_1_1>=3)&&(pbl_1_1<=pil_d1_n1_1_1))))
=> equivalent forward existential formula: [(FwdU(Init,!((pol_d1_n1_1_1<=pi_d1_n1_1_1))) * ((po_d2_n1_1_1>=3)&&(pbl_1_1<=pil_d1_n1_1_1)))] = FALSE
(forward)formula 7,1,0.543957,10884,1,0,23,29644,50,13,657,33341,25
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: (!(AG(((pb_d2_n2_1_1>=3)||(po_d1_n1_1_1>=1)))) * EX((((pb_d2_n1_1_1>=1)||(pbl_1_1<=pb_d1_n2_1_1))&&((pb_d1_n2_1_1<=pol_d1_n1_1_1)||(pb_d1_n2_1_1>=1)))))
=> equivalent forward existential formula: [(EY((Init * !(!(E(TRUE U !(((pb_d2_n2_1_1>=3)||(po_d1_n1_1_1>=1)))))))) * (((pb_d2_n1_1_1>=1)||(pbl_1_1<=pb_d1_n2_1_1))&&((pb_d1_n2_1_1<=pol_d1_n1_1_1)||(pb_d1_n2_1_1>=1))))] != FALSE
(forward)formula 8,1,0.824134,15108,1,0,27,49040,53,14,674,52230,30
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EF(A((pol_d2_n1_1_1<=pb_d2_n2_1_1) U (pi_d1_n1_1_1>=3)))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(EG(!((pi_d1_n1_1_1>=3))))) * !(E(!((pi_d1_n1_1_1>=3)) U (!((pol_d2_n1_1_1<=pb_d2_n2_1_1)) * !((pi_d1_n1_1_1>=3))))))] != FALSE
(forward)formula 9,0,0.854358,15636,1,0,28,50871,59,14,682,54218,34
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(AG(((pi_d2_n1_1_1<=pi_d1_n1_1_1)||(pol_d1_n1_1_1>=2))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((pi_d2_n1_1_1<=pi_d1_n1_1_1)||(pol_d1_n1_1_1>=2))))))] != FALSE
(forward)formula 10,0,0.860974,15900,1,0,29,51145,61,14,690,54435,37
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: ((pi_d2_n1_1_1<=pi_d1_n1_1_1) * AG((po_d1_n1_1_1<=pb_d2_n1_1_1)))
=> equivalent forward existential formula: ([(Init * !((pi_d2_n1_1_1<=pi_d1_n1_1_1)))] = FALSE * [(FwdU(Init,TRUE) * !((po_d1_n1_1_1<=pb_d2_n1_1_1)))] = FALSE)
(forward)formula 11,0,0.861886,16164,1,0,32,51157,63,16,694,54464,38
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AG(AX(TRUE))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(TRUE))] = FALSE
(forward)formula 12,1,0.861928,16164,1,0,32,51157,63,16,694,54464,38
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: (((pb_d1_n2_1_1<=pbl_1_1) + (EG((pol_d2_n1_1_1<=pb_d1_n1_1_1)) * AG((pb_d2_n1_1_1>=2)))) * (po_d1_n1_1_1<=pb_d1_n1_1_1))
=> equivalent forward existential formula: (([((Init * !((pb_d1_n2_1_1<=pbl_1_1))) * !(EG((pol_d2_n1_1_1<=pb_d1_n1_1_1))))] = FALSE * [(FwdU((Init * !((pb_d1_n2_1_1<=pbl_1_1))),TRUE) * !((pb_d2_n1_1_1>=2)))] = FALSE) * [(Init * !((po_d1_n1_1_1<=pb_d1_n1_1_1)))] = FALSE)
(forward)formula 13,0,0.86282,16164,1,0,35,51168,69,18,703,54534,41
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(AG(((pol_d1_n1_1_1>=2)||(pol_d2_n1_1_1>=2))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(((pol_d1_n1_1_1>=2)||(pol_d2_n1_1_1>=2))))))] != FALSE
(forward)formula 14,0,0.863559,16164,1,0,35,51168,71,18,707,54534,43
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AG(EF(((po_d2_n1_1_1>=2)||(pi_d1_n1_1_1>=2))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((po_d2_n1_1_1>=2)||(pi_d1_n1_1_1>=2)))))] = FALSE
(forward)formula 15,0,0.864886,16428,1,0,35,51168,72,18,710,54534,44
FORMULA HypertorusGrid-PT-d2k1p8b00-CTLCardinality-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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


BK_STOP 1527367193232

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -consoleLog -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
May 26, 2018 8:39:50 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -louvain, -smt]
May 26, 2018 8:39:50 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 26, 2018 8:39:51 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 45 ms
May 26, 2018 8:39:51 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 13 places.
May 26, 2018 8:39:51 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 16 transitions.
May 26, 2018 8:39:51 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 10 ms
May 26, 2018 8:39:51 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 60 ms
May 26, 2018 8:39:51 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 6 ms
May 26, 2018 8:39:51 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 2 ms

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="HypertorusGrid-PT-d2k1p8b00"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstoolsl"
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

tar xzf /home/mcc/BenchKit/INPUTS/HypertorusGrid-PT-d2k1p8b00.tgz
mv HypertorusGrid-PT-d2k1p8b00 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstoolsl"
echo " Input is HypertorusGrid-PT-d2k1p8b00, 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 r105-smll-152658635300129"
echo "====================================================================="
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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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
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 ;