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 316K
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K 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 26 09:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 26 09:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 26 09:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.4K May 26 09:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 114 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 352 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 14K 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 5 May 15 18:50 equiv_pt
-rw-r--r-- 1 mcc users 10 May 15 18:50 instance
-rw-r--r-- 1 mcc users 5 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 154K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is PolyORBLF-COL-S06J06T06, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r213-smll-152732264300385
=====================================================================

--------------------
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 PolyORBLF-COL-S06J06T06-LTLCardinality-00
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-01
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-02
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-03
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-04
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-05
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-06
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-07
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-08
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-09
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-10
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-11
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-12
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-13
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-14
FORMULA_NAME PolyORBLF-COL-S06J06T06-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1527765925815

11:25:29.147 [main] ERROR PNML validation - The rng grammar file can't be accessed : www.pnml.org
11:25:29.151 [main] ERROR import - Grammar file errors have been raised, the validation can't be done, process will continue without Grammar validation
Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /home/mcc/execution/LTLCardinality.pnml.gal, -t, CGAL, -LTL, /home/mcc/execution/LTLCardinality.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ltl-linux64 --gc-threshold 2000000 -i /home/mcc/execution/LTLCardinality.pnml.gal -t CGAL -LTL /home/mcc/execution/LTLCardinality.ltl -c -stutter-deadlock
Read 16 LTL properties
Checking formula 0 : !((G(G(X(F("((((((NotifyEventJobCompletedE_0+NotifyEventJobCompletedE_1)+NotifyEventJobCompletedE_2)+NotifyEventJobCompletedE_3)+NotifyEventJobCompletedE_4)+NotifyEventJobCompletedE_5)>=3)"))))))
Formula 0 simplified : !GXF"((((((NotifyEventJobCompletedE_0+NotifyEventJobCompletedE_1)+NotifyEventJobCompletedE_2)+NotifyEventJobCompletedE_3)+NotifyEventJobCompletedE_4)+NotifyEventJobCompletedE_5)>=3)"
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O3, model.c], workingDir=/home/mcc/execution]
Compilation finished in 51297 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 102 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, []([](X(<>((LTLAP0==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 298 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, [](<>([](<>((LTLAP1==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 76204 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP2==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 72187 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-02 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>([](((LTLAP3==true))U((LTLAP4==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 73892 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, (((LTLAP5==true))U((LTLAP6==true)))U([](X((LTLAP7==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 1037 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, <>(((LTLAP8==true))U(X((LTLAP9==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 100 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-05 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, [](((LTLAP10==true))U((LTLAP11==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 72280 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP12==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 71310 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X(X(<>(X((LTLAP13==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 149 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-08 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, ([]([]((LTLAP14==true))))U((LTLAP15==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 72511 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-09 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP16==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 71448 ms.
FORMULA PolyORBLF-COL-S06J06T06-LTLCardinality-10 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP17==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP17==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
255

BK_STOP 1527766692826

--------------------
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 LTLCardinality -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 LTLCardinality -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 31, 2018 11:25:28 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -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 31, 2018 11:25:28 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 31, 2018 11:25:28 AM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Load time of PNML (colored model parsed with PNMLFW) : 1334 ms
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer handlePage
INFO: Transformed 81 places.
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer handlePage
INFO: Computed order using colors.
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer handlePage
INFO: sort/places :Threads->AwakeTasks,IdleTasks,NotifyEventJobQueuedE,QueueJobE,P_2321,TryAllocateOneTaskE,TryAllocateOneTaskB,P_2318,EnablePollingE,EnablePollingB,FetchJobB,ScheduleTaskE_Check,ScheduleTaskB,Abort_Check_Sources_E,Abort_Check_Sources_B,NotifyEventSourceAddedB,Insert_Source_E,NotifyEventSourceAddedE,P_1113,ProcessingEvt,P_1155,nyo,P_1158,P_1159,P_1160,NotifyEventEndOfCheckSourcesB,NotifyEventEndOfCheckSourcesE,Check_Sources_B,Check_Sources_E,Idle,NotifyEventJobCompletedE,NotifyEventJobCompletedB,RunE,RunB,Perform_Work_E,Try_Check_Sources_B,Try_Check_Sources_E,P_1617,ScheduleTaskE_Idle,
D4->DisablePollingE,DisablePollingB,Insert_Source_B,P_1119,P_2579,
D6->CreatedJobs,
Jobs->P_1725,P_1724,P_1712,AvailableJobId,
Dot->cJobCnt,JobCnt,cBlockedTasks,PollingAbort,cPollingAbort,BlockedTasks,MarkerWrite,P_1727,P_1726,MarkerRead,P_1717,P_1716,CanInjectEvent,SigAbort,NoSigAbort,P_1093,P_1095,P_1097,P_1099,cSources,cIsMonitoring,IsMonitoring,cIdleTasks,ORB_Lock,
D1->NotifyEventJobQueuedB,QueueJobB,FetchJobE,ScheduleTaskE_Work,
Sources->DataOnSrc,PlaceSources,ModifiedSrc,AbourtToModifySrc,

May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms2 symmetric to ms1 in transition T_1124
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms2 symmetric to ms1 in transition T_1125
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms1 symmetric to ms3 in transition T_1125
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms2 symmetric to ms1 in transition T_1126
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms1 symmetric to ms4 in transition T_1126
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer detectBindingSymmetry
INFO: ms4 symmetric to ms3 in transition T_1126
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.HLGALTransformer handlePage
INFO: Transformed 65 transitions.
May 31, 2018 11:25:29 AM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Computed order based on color domains.
May 31, 2018 11:25:29 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 23 ms
May 31, 2018 11:25:30 AM fr.lip6.move.gal.instantiate.Instantiator fuseEqualParameters
INFO: Fused parameters : $s and $s2 of transition T_0376
May 31, 2018 11:25:30 AM fr.lip6.move.gal.instantiate.Instantiator fuseEqualParameters
INFO: Fused parameters : $t and $t2 of transition LeaveIdle
May 31, 2018 11:25:30 AM fr.lip6.move.gal.instantiate.Instantiator instantiateParameters
INFO: On-the-fly reduction of False transitions avoided exploring 8070.0 instantiations of transitions. Total transitions/syncs built is 2750
May 31, 2018 11:25:31 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 1341 ms
May 31, 2018 11:26:06 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/LTLCardinality.pnml.gal : 181 ms
May 31, 2018 11:26:06 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSLTLTools
INFO: Time to serialize properties into /home/mcc/execution/LTLCardinality.ltl : 3 ms
May 31, 2018 11:26:07 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was not deterministic with 1928 transitions. Expanding to a total of 2798 deterministic transitions.
May 31, 2018 11:26:07 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Determinization took 22 ms.
May 31, 2018 11:26:07 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Too many transitions (2670) to apply POR reductions. Disabling POR matrices.
May 31, 2018 11:26:07 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 1303ms conformant to PINS in folder :/home/mcc/execution
pins2lts-mc, 0.000: Registering PINS so language module
pins2lts-mc, 0.000, ** error **: out of memory trying to get 4294967296
java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (LTLAP17==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
255
at fr.lip6.move.gal.application.LTSminRunner.checkProperty(LTSminRunner.java:167)
at fr.lip6.move.gal.application.LTSminRunner.access$9(LTSminRunner.java:122)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:91)
at java.lang.Thread.run(Thread.java:748)
ITS-tools command line returned an error code 139

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="PolyORBLF-COL-S06J06T06"
export BK_EXAMINATION="LTLCardinality"
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/PolyORBLF-COL-S06J06T06.tgz
mv PolyORBLF-COL-S06J06T06 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 PolyORBLF-COL-S06J06T06, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r213-smll-152732264300385"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.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 ;