About the Execution of Irma.struct for Diffusion2D-PT-D50N050
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 7.5M
-rw-r--r-- 1 mcc users 4.1K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K 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 5.8K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.9K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 113 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 351 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 3.2K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 8 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 7.3M May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-structural
Input is Diffusion2D-PT-D50N050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r079-blw3-152649946800296
=====================================================================
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-00
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-01
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-02
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-03
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-04
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-05
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-06
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-07
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-08
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-09
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-10
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-11
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-12
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-13
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-14
FORMULA_NAME Diffusion2D-PT-D50N050-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1527088436724
BK_STOP 1527089238287
--------------------
content from stderr:
Prefix is 75f5f979.
Reading known information in /usr/share/mcc4mcc/75f5f979-known.json.
Reading learned information in /usr/share/mcc4mcc/75f5f979-learned.json.
Reading value translations in /usr/share/mcc4mcc/75f5f979-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using Diffusion2D-PT-D50N050 as instance name.
Using Diffusion2D as model name.
Using algorithm or tool random-forest.
Model characteristics are: {'Examination': 'UpperBounds', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': True, 'Extended Free Choice': True, 'State Machine': True, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': True, 'Source Place': False, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': True, 'Sub-Conservative': True, 'Nested Units': False, 'Safe': False, 'Deadlock': False, 'Reversible': True, 'Quasi Live': True, 'Live': True}.
Known tools are: [{'Time': 1611650, 'Memory': 5629.08, 'Tool': 'itstools'}, {'Time': 1860802, 'Memory': 5630.46, 'Tool': 'itstools'}, {'Time': 3539581, 'Memory': 535.16, 'Tool': 'lola'}, {'Time': 3540103, 'Memory': 535.4, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'gspn'}].
UpperBounds itstools Diffusion2D-PT-D50N050...
May 23, 2018 3:14:02 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-z3path, /usr/bin/z3, -yices2path, /usr/bin/yices, -ltsminpath, /usr/bin, -smt, -its, -pnfolder, /mcc-data, -examination, UpperBounds]
May 23, 2018 3:14:02 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /mcc-data/model.pnml
May 23, 2018 3:14:02 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 429 ms
May 23, 2018 3:14:02 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 2500 places.
May 23, 2018 3:14:02 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 19404 transitions.
May 23, 2018 3:14:04 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 1395 ms
May 23, 2018 3:14:04 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /mcc-data/UpperBounds.pnml.gal : 149 ms
May 23, 2018 3:14:04 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /mcc-data/UpperBounds.prop : 1 ms
Invoking ITS tools like this :CommandLine [args=[/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /mcc-data/UpperBounds.pnml.gal, -t, CGAL, -reachable-file, UpperBounds.prop, --nowitness], workingDir=/mcc-data]
its-reach command run as :
/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /mcc-data/UpperBounds.pnml.gal -t CGAL -reachable-file UpperBounds.prop --nowitness
Loading property file UpperBounds.prop.
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-00 with value :cAMP__41_49_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-01 with value :cAMP__28_2_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-02 with value :cAMP__40_6_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-03 with value :cAMP__5_3_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-04 with value :cAMP__19_45_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-05 with value :cAMP__50_42_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-06 with value :cAMP__15_25_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-07 with value :cAMP__24_14_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-08 with value :cAMP__40_44_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-09 with value :cAMP__20_4_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-10 with value :cAMP__46_18_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-11 with value :cAMP__18_34_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-12 with value :cAMP__12_31_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-13 with value :cAMP__16_11_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-14 with value :cAMP__6_3_
Read [bounds] property : Diffusion2D-PT-D50N050-UpperBounds-15 with value :cAMP__40_12_
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D\_PT\_D50N050\_flat,4.22026e+105,767.074,4958240,2,127451,5,2.40748e+07,6,0,29407,2.35203e+07,0
Total reachable state count : 4.220258848535003654614542324994597332065e+105
Verifying 16 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-00 :0 <= cAMP__41_49_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-00 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-00,0,767.364,4958240,1,0,7,2.40748e+07,9,1,32025,2.35203e+07,4
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-01 :0 <= cAMP__28_2_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-01 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-01,0,769.843,4958304,1,0,8,2.40748e+07,10,1,37001,2.35203e+07,5
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-02 :0 <= cAMP__40_6_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-02 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-02,0,772.301,4958304,1,0,9,2.40748e+07,11,1,41489,2.35203e+07,6
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-03 :0 <= cAMP__5_3_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-03 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-03,0,775.013,4958304,1,0,10,2.40748e+07,12,1,46241,2.35203e+07,7
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-04 :0 <= cAMP__19_45_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-04 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-04,0,775.43,4958304,1,0,11,2.40748e+07,13,1,46931,2.35203e+07,8
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-05 :0 <= cAMP__50_42_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-05 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-05,0,775.925,4958304,1,0,12,2.40748e+07,14,1,47763,2.35203e+07,9
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-06 :0 <= cAMP__15_25_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-06 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-06,0,777.492,4958304,1,0,13,2.40748e+07,15,1,50411,2.35203e+07,10
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-07 :0 <= cAMP__24_14_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-07 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-07,0,779.333,4958304,1,0,14,2.40748e+07,16,1,54137,2.35203e+07,11
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-08 :0 <= cAMP__40_44_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-08 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-08,0,779.67,4958304,1,0,15,2.40748e+07,17,1,54803,2.35203e+07,12
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-09 :0 <= cAMP__20_4_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-09 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-09,0,782.118,4958304,1,0,16,2.40748e+07,18,1,59665,2.35203e+07,13
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-10 :0 <= cAMP__46_18_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-10 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-10,0,783.707,4958304,1,0,17,2.40748e+07,19,1,62937,2.35203e+07,14
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-11 :0 <= cAMP__18_34_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-11 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-11,0,784.567,4958304,1,0,18,2.40748e+07,20,1,64677,2.35203e+07,15
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-12 :0 <= cAMP__12_31_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-12 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-12,0,785.58,4958304,1,0,19,2.40748e+07,21,1,66721,2.35203e+07,16
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-13 :0 <= cAMP__16_11_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-13 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-13,0,787.587,4958304,1,0,20,2.40748e+07,22,1,70767,2.35203e+07,17
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-14 :0 <= cAMP__6_3_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-14 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-14,0,790.066,4958304,1,0,21,2.40748e+07,23,1,75543,2.35203e+07,18
Min sum of variable value : 0
Maximum sum along a path : 50
Bounds property Diffusion2D-PT-D50N050-UpperBounds-15 :0 <= cAMP__40_12_ <= 50
FORMULA Diffusion2D-PT-D50N050-UpperBounds-15 50 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Diffusion2D-PT-D50N050-UpperBounds-15,0,792.104,4958304,1,0,22,2.40748e+07,24,1,79427,2.35203e+07,19
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="Diffusion2D-PT-D50N050"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="irma4mcc-structural"
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/Diffusion2D-PT-D50N050.tgz
mv Diffusion2D-PT-D50N050 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 irma4mcc-structural"
echo " Input is Diffusion2D-PT-D50N050, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r079-blw3-152649946800296"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '
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 ;