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)
...............
=====================================================================
Generated by BenchKit 2-3253
Executing tool itstools
Input is BART-PT-050, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-ebro-149580922200129
=====================================================================

--------------------
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 BART-COL-050-CTLCardinality-0
FORMULA_NAME BART-COL-050-CTLCardinality-1
FORMULA_NAME BART-COL-050-CTLCardinality-10
FORMULA_NAME BART-COL-050-CTLCardinality-11
FORMULA_NAME BART-COL-050-CTLCardinality-12
FORMULA_NAME BART-COL-050-CTLCardinality-13
FORMULA_NAME BART-COL-050-CTLCardinality-14
FORMULA_NAME BART-COL-050-CTLCardinality-15
FORMULA_NAME BART-COL-050-CTLCardinality-2
FORMULA_NAME BART-COL-050-CTLCardinality-3
FORMULA_NAME BART-COL-050-CTLCardinality-4
FORMULA_NAME BART-COL-050-CTLCardinality-5
FORMULA_NAME BART-COL-050-CTLCardinality-6
FORMULA_NAME BART-COL-050-CTLCardinality-7
FORMULA_NAME BART-COL-050-CTLCardinality-8
FORMULA_NAME BART-COL-050-CTLCardinality-9

=== Now, execution of the tool begins

BK_START 1496634960537


its-ctl command run as :

/home/mcc/BenchKit/eclipse/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201705302212/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 0 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,1.88105e+118,2556.21,2301848,2,23051,5,534882,6,0,78203,1.21924e+06,0


Converting to forward existential form...Done !
Exit code :0

BK_STOP 1496637762503

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt
+ ulimit -s 65536
+ java -Dosgi.requiredJavaVersion=1.6 -Xss8m -Xms40m -Xmx8192m -Declipse.pde.launch=true -Dfile.encoding=UTF-8 -classpath /home/mcc/BenchKit//eclipse/plugins/org.eclipse.equinox.launcher_1.3.201.v20161025-1711.jar org.eclipse.equinox.launcher.Main -application fr.lip6.move.gal.application.pnmcc -data /home/mcc/BenchKit//workspace -os linux -ws gtk -arch x86_64 -nl en_US -consoleLog -pnfolder /home/mcc/execution -examination CTLCardinality -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt
Jun 05, 2017 3:56:02 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Jun 05, 2017 3:56:05 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 2683 ms
Jun 05, 2017 3:56:06 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 11822 places.
Jun 05, 2017 3:56:08 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 57050 transitions.
Jun 05, 2017 3:58:08 AM fr.lip6.move.gal.instantiate.DomainAnalyzer computeVariableDomains
INFO: Found a total of 272 fixed domain variables (out of 11822 variables) in GAL type BART_PT_050
Jun 05, 2017 3:58:08 AM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: Found a total of 272 constant array cells/variables (out of 11822 variables) in type BART_PT_050
Jun 05, 2017 3:58:08 AM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: NewDistTable_28_2_26,NewDistTable_34_1_33,NewDistTable_36_2_34,NewDistTable_30_2_28,NewDistTable_17_3_14,NewDistTable_28_1_27,DistStation_38,NewDistTable_14_3_11,NewDistTable_37_5_32,NewDistTable_28_4_24,DistStation_8,NewDistTable_24_5_19,DistStation_40,NewDistTable_8_2_6,NewDistTable_2_0_2,NewDistTable_14_0_14,NewDistTable_8_0_8,NewDistTable_3_0_3,DistStation_6,NewDistTable_31_5_26,NewDistTable_10_1_9,NewDistTable_37_2_35,NewDistTable_15_5_10,NewDistTable_19_5_14,NewDistTable_11_1_10,NewDistTable_23_0_23,NewDistTable_14_1_13,NewDistTable_21_1_20,DistStation_35,DistStation_7,DistStation_24,NewDistTable_39_0_39,DistStation_29,NewDistTable_25_0_25,NewDistTable_23_4_19,NewDistTable_17_5_12,NewDistTable_31_4_27,NewDistTable_40_1_39,NewDistTable_13_3_10,NewDistTable_20_4_16,NewDistTable_27_3_24,NewDistTable_7_0_7,NewDistTable_23_5_18,NewDistTable_7_5_2,NewDistTable_38_0_38,NewDistTable_7_3_4,StopTable_2_3,NewDistTable_17_4_13,NewDistTable_33_5_28,NewDistTable_25_3_22,NewDistTable_21_0_21,NewDistTable_40_0_40,NewDistTable_10_5_5,NewDistTable_33_2_31,NewDistTable_16_5_11,NewDistTable_6_1_5,NewDistTable_34_5_29,NewDistTable_13_2_11,NewDistTable_6_3_3,NewDistTable_24_1_23,NewDistTable_9_4_5,DistStation_21,NewDistTable_34_4_30,NewDistTable_29_4_25,NewDistTable_25_1_24,NewDistTable_32_4_28,NewDistTable_34_2_32,DistStation_16,NewDistTable_15_2_13,NewDistTable_11_5_6,NewDistTable_10_4_6,NewDistTable_36_1_35,NewDistTable_34_0_34,DistStation_31,NewDistTable_21_5_16,NewDistTable_15_3_12,NewDistTable_34_3_31,NewDistTable_30_0_30,NewDistTable_12_5_7,NewDistTable_7_2_5,NewDistTable_29_3_26,NewDistTable_14_2_12,NewDistTable_9_0_9,NewDistTable_16_1_15,NewDistTable_26_5_21,NewDistTable_6_2_4,NewDistTable_6_5_1,DistStation_23,NewDistTable_18_4_14,NewDistTable_26_1_25,NewDistTable_4_0_4,NewDistTable_21_4_17,NewDistTable_38_4_34,NewDistTable_12_3_9,NewDistTable_30_1_29,DistStation_15,NewDistTable_39_2_37,NewDistTable_13_0_13,NewDistTable_26_0_26,NewDistTable_12_0_12,NewDistTable_31_0_31,NewDistTable_16_2_14,DistStation_10,DistStation_11,NewDistTable_22_1_21,NewDistTable_2_2_0,NewDistTable_27_1_26,DistStation_26,StopTable_1_1,NewDistTable_5_2_3,DistStation_18,NewDistTable_40_2_38,DistStation_37,NewDistTable_9_3_6,NewDistTable_7_4_3,DistStation_17,NewDistTable_18_2_16,NewDistTable_1_1_0,NewDistTable_37_1_36,NewDistTable_40_3_37,NewDistTable_5_5_0,NewDistTable_5_4_1,NewDistTable_18_5_13,NewDistTable_29_2_27,NewDistTable_12_1_11,StopTable_4_10,NewDistTable_14_5_9,NewDistTable_29_5_24,NewDistTable_30_4_26,NewDistTable_9_2_7,NewDistTable_29_0_29,NewDistTable_24_4_20,DistStation_22,NewDistTable_1_0_1,NewDistTable_9_1_8,NewDistTable_31_3_28,NewDistTable_33_0_33,NewDistTable_11_3_8,NewDistTable_20_2_18,NewDistTable_7_1_6,DistStation_27,NewDistTable_36_4_32,NewDistTable_17_2_15,NewDistTable_11_0_11,NewDistTable_32_2_30,DistStation_30,NewDistTable_14_4_10,NewDistTable_22_0_22,NewDistTable_24_2_22,NewDistTable_20_3_17,DistStation_5,NewDistTable_29_1_28,NewDistTable_26_3_23,NewDistTable_3_1_2,NewDistTable_3_2_1,NewDistTable_26_2_24,NewDistTable_36_0_36,NewDistTable_4_3_1,NewDistTable_22_5_17,NewDistTable_23_3_20,NewDistTable_24_0_24,NewDistTable_3_3_0,NewDistTable_25_5_20,DistStation_28,NewDistTable_22_2_20,NewDistTable_32_1_31,NewDistTable_37_4_33,DistStation_25,NewDistTable_11_4_7,NewDistTable_38_2_36,NewDistTable_32_5_27,NewDistTable_35_2_33,DistStation_13,NewDistTable_23_2_21,NewDistTable_19_4_15,NewDistTable_32_3_29,NewDistTable_17_0_17,NewDistTable_38_1_37,NewDistTable_12_2_10,NewDistTable_5_3_2,NewDistTable_13_5_8,NewDistTable_28_3_25,NewDistTable_18_1_17,NewDistTable_5_0_5,NewDistTable_30_3_27,NewDistTable_24_3_21,DistStation_36,NewDistTable_15_1_14,NewDistTable_9_5_4,NewDistTable_4_2_2,NewDistTable_17_1_16,NewDistTable_36_5_31,DistStation_32,NewDistTable_31_1_30,NewDistTable_39_3_36,NewDistTable_38_3_35,DistStation_34,NewDistTable_2_1_1,NewDistTable_8_3_5,NewDistTable_36_3_33,NewDistTable_22_4_18,NewDistTable_32_0_32,NewDistTable_27_4_23,NewDistTable_11_2_9,NewDistTable_6_0_6,NewDistTable_25_2_23,NewDistTable_5_1_4,NewDistTable_31_2_29,NewDistTable_18_0_18,NewDistTable_39_4_35,NewDistTable_19_0_19,NewDistTable_33_3_30,NewDistTable_37_0_37,NewDistTable_19_1_18,NewDistTable_28_5_23,DistStation_33,NewDistTable_12_4_8,NewDistTable_23_1_22,NewDistTable_15_4_11,NewDistTable_35_5_30,NewDistTable_25_4_21,NewDistTable_35_0_35,NewDistTable_4_4_0,StopTable_3_6,NewDistTable_19_2_17,DistStation_20,NewDistTable_27_0_27,NewDistTable_13_4_9,NewDistTable_39_1_38,NewDistTable_35_4_31,NewDistTable_26_4_22,DistStation_14,NewDistTable_21_2_19,NewDistTable_16_3_13,NewDistTable_40_4_36,NewDistTable_28_0_28,NewDistTable_37_3_34,NewDistTable_13_1_12,DistStation_9,NewDistTable_33_1_32,NewDistTable_19_3_16,NewDistTable_39_5_34,NewDistTable_38_5_33,StopTable_5_15,NewDistTable_33_4_29,NewDistTable_10_0_10,NewDistTable_20_5_15,NewDistTable_35_3_32,NewDistTable_27_5_22,NewDistTable_35_1_34,NewDistTable_8_4_4,NewDistTable_18_3_15,NewDistTable_6_4_2,DistStation_19,DistStation_39,NewDistTable_21_3_18,DistStation_12,NewDistTable_27_2_25,NewDistTable_16_4_12,NewDistTable_22_3_19,NewDistTable_8_1_7,NewDistTable_10_2_8,NewDistTable_20_0_20,NewDistTable_16_0_16,NewDistTable_40_5_35,NewDistTable_10_3_7,StopTable_0_0,NewDistTable_20_1_19,NewDistTable_15_0_15,NewDistTable_4_1_3,NewDistTable_30_5_25,NewDistTable_8_5_3,
Jun 05, 2017 4:00:03 AM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: Removed 272 constant variables :NewDistTable_28_2_26, NewDistTable_34_1_33, NewDistTable_36_2_34, NewDistTable_30_2_28, NewDistTable_17_3_14, NewDistTable_28_1_27, DistStation_38, NewDistTable_14_3_11, NewDistTable_37_5_32, NewDistTable_28_4_24, DistStation_8, NewDistTable_24_5_19, DistStation_40, NewDistTable_8_2_6, NewDistTable_2_0_2, NewDistTable_14_0_14, NewDistTable_8_0_8, NewDistTable_3_0_3, DistStation_6, NewDistTable_31_5_26, NewDistTable_10_1_9, NewDistTable_37_2_35, NewDistTable_15_5_10, NewDistTable_19_5_14, NewDistTable_11_1_10, NewDistTable_23_0_23, NewDistTable_14_1_13, NewDistTable_21_1_20, DistStation_35, DistStation_7, DistStation_24, NewDistTable_39_0_39, DistStation_29, NewDistTable_25_0_25, NewDistTable_23_4_19, NewDistTable_17_5_12, NewDistTable_31_4_27, NewDistTable_40_1_39, NewDistTable_13_3_10, NewDistTable_20_4_16, NewDistTable_27_3_24, NewDistTable_7_0_7, NewDistTable_23_5_18, NewDistTable_7_5_2, NewDistTable_38_0_38, NewDistTable_7_3_4, StopTable_2_3, NewDistTable_17_4_13, NewDistTable_33_5_28, NewDistTable_25_3_22, NewDistTable_21_0_21, NewDistTable_40_0_40, NewDistTable_10_5_5, NewDistTable_33_2_31, NewDistTable_16_5_11, NewDistTable_6_1_5, NewDistTable_34_5_29, NewDistTable_13_2_11, NewDistTable_6_3_3, NewDistTable_24_1_23, NewDistTable_9_4_5, DistStation_21, NewDistTable_34_4_30, NewDistTable_29_4_25, NewDistTable_25_1_24, NewDistTable_32_4_28, NewDistTable_34_2_32, DistStation_16, NewDistTable_15_2_13, NewDistTable_11_5_6, NewDistTable_10_4_6, NewDistTable_36_1_35, NewDistTable_34_0_34, DistStation_31, NewDistTable_21_5_16, NewDistTable_15_3_12, NewDistTable_34_3_31, NewDistTable_30_0_30, NewDistTable_12_5_7, NewDistTable_7_2_5, NewDistTable_29_3_26, NewDistTable_14_2_12, NewDistTable_9_0_9, NewDistTable_16_1_15, NewDistTable_26_5_21, NewDistTable_6_2_4, NewDistTable_6_5_1, DistStation_23, NewDistTable_18_4_14, NewDistTable_26_1_25, NewDistTable_4_0_4, NewDistTable_21_4_17, NewDistTable_38_4_34, NewDistTable_12_3_9, NewDistTable_30_1_29, DistStation_15, NewDistTable_39_2_37, NewDistTable_13_0_13, NewDistTable_26_0_26, NewDistTable_12_0_12, NewDistTable_31_0_31, NewDistTable_16_2_14, DistStation_10, DistStation_11, NewDistTable_22_1_21, NewDistTable_2_2_0, NewDistTable_27_1_26, DistStation_26, StopTable_1_1, NewDistTable_5_2_3, DistStation_18, NewDistTable_40_2_38, DistStation_37, NewDistTable_9_3_6, NewDistTable_7_4_3, DistStation_17, NewDistTable_18_2_16, NewDistTable_1_1_0, NewDistTable_37_1_36, NewDistTable_40_3_37, NewDistTable_5_5_0, NewDistTable_5_4_1, NewDistTable_18_5_13, NewDistTable_29_2_27, NewDistTable_12_1_11, StopTable_4_10, NewDistTable_14_5_9, NewDistTable_29_5_24, NewDistTable_30_4_26, NewDistTable_9_2_7, NewDistTable_29_0_29, NewDistTable_24_4_20, DistStation_22, NewDistTable_1_0_1, NewDistTable_9_1_8, NewDistTable_31_3_28, NewDistTable_33_0_33, NewDistTable_11_3_8, NewDistTable_20_2_18, NewDistTable_7_1_6, DistStation_27, NewDistTable_36_4_32, NewDistTable_17_2_15, NewDistTable_11_0_11, NewDistTable_32_2_30, DistStation_30, NewDistTable_14_4_10, NewDistTable_22_0_22, NewDistTable_24_2_22, NewDistTable_20_3_17, DistStation_5, NewDistTable_29_1_28, NewDistTable_26_3_23, NewDistTable_3_1_2, NewDistTable_3_2_1, NewDistTable_26_2_24, NewDistTable_36_0_36, NewDistTable_4_3_1, NewDistTable_22_5_17, NewDistTable_23_3_20, NewDistTable_24_0_24, NewDistTable_3_3_0, NewDistTable_25_5_20, DistStation_28, NewDistTable_22_2_20, NewDistTable_32_1_31, NewDistTable_37_4_33, DistStation_25, NewDistTable_11_4_7, NewDistTable_38_2_36, NewDistTable_32_5_27, NewDistTable_35_2_33, DistStation_13, NewDistTable_23_2_21, NewDistTable_19_4_15, NewDistTable_32_3_29, NewDistTable_17_0_17, NewDistTable_38_1_37, NewDistTable_12_2_10, NewDistTable_5_3_2, NewDistTable_13_5_8, NewDistTable_28_3_25, NewDistTable_18_1_17, NewDistTable_5_0_5, NewDistTable_30_3_27, NewDistTable_24_3_21, DistStation_36, NewDistTable_15_1_14, NewDistTable_9_5_4, NewDistTable_4_2_2, NewDistTable_17_1_16, NewDistTable_36_5_31, DistStation_32, NewDistTable_31_1_30, NewDistTable_39_3_36, NewDistTable_38_3_35, DistStation_34, NewDistTable_2_1_1, NewDistTable_8_3_5, NewDistTable_36_3_33, NewDistTable_22_4_18, NewDistTable_32_0_32, NewDistTable_27_4_23, NewDistTable_11_2_9, NewDistTable_6_0_6, NewDistTable_25_2_23, NewDistTable_5_1_4, NewDistTable_31_2_29, NewDistTable_18_0_18, NewDistTable_39_4_35, NewDistTable_19_0_19, NewDistTable_33_3_30, NewDistTable_37_0_37, NewDistTable_19_1_18, NewDistTable_28_5_23, DistStation_33, NewDistTable_12_4_8, NewDistTable_23_1_22, NewDistTable_15_4_11, NewDistTable_35_5_30, NewDistTable_25_4_21, NewDistTable_35_0_35, NewDistTable_4_4_0, StopTable_3_6, NewDistTable_19_2_17, DistStation_20, NewDistTable_27_0_27, NewDistTable_13_4_9, NewDistTable_39_1_38, NewDistTable_35_4_31, NewDistTable_26_4_22, DistStation_14, NewDistTable_21_2_19, NewDistTable_16_3_13, NewDistTable_40_4_36, NewDistTable_28_0_28, NewDistTable_37_3_34, NewDistTable_13_1_12, DistStation_9, NewDistTable_33_1_32, NewDistTable_19_3_16, NewDistTable_39_5_34, NewDistTable_38_5_33, StopTable_5_15, NewDistTable_33_4_29, NewDistTable_10_0_10, NewDistTable_20_5_15, NewDistTable_35_3_32, NewDistTable_27_5_22, NewDistTable_35_1_34, NewDistTable_8_4_4, NewDistTable_18_3_15, NewDistTable_6_4_2, DistStation_19, DistStation_39, NewDistTable_21_3_18, DistStation_12, NewDistTable_27_2_25, NewDistTable_16_4_12, NewDistTable_22_3_19, NewDistTable_8_1_7, NewDistTable_10_2_8, NewDistTable_20_0_20, NewDistTable_16_0_16, NewDistTable_40_5_35, NewDistTable_10_3_7, StopTable_0_0, NewDistTable_20_1_19, NewDistTable_15_0_15, NewDistTable_4_1_3, NewDistTable_30_5_25, NewDistTable_8_5_3
Jun 05, 2017 4:00:03 AM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: Simplified 119500 expressions due to constant valuations.
Jun 05, 2017 4:00:05 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 124001 ms
Jun 05, 2017 4:00:05 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 391 ms
Jun 05, 2017 4:00:05 AM 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="BART-PT-050"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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/BART-PT-050.tgz
mv BART-PT-050 execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-3253"
echo " Executing tool itstools"
echo " Input is BART-PT-050, 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 r170-ebro-149580922200129"
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 ;