fond
Model Checking Contest 2019
9th edition, Prague, Czech Republic, April 7, 2019 (TOOLympics)
Execution of r189-csrt-155225079800023
Last Updated
Apr 15, 2019

About the Execution of ITS-Tools.M for Angiogenesis-PT-10

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
14850.840 3600000.00 3670662.00 567.40 TFFFF??????????? normal

Execution Chart

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

Trace from the execution

Formatting '/local/x2003239/mcc2019-input.r189-csrt-155225079800023.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2019-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-3954
Executing tool itstoolsm
Input is Angiogenesis-PT-10, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r189-csrt-155225079800023
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 184K
-rw-r--r-- 1 mcc users 3.2K Feb 9 06:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 15K Feb 9 06:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 5 03:33 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 5 03:33 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 105 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 343 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.5K Feb 4 22:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K Feb 4 22:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K Feb 4 22:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 7.5K Feb 4 22:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.2K Feb 2 00:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 14K Feb 2 00:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Jan 29 11:28 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Jan 29 11:28 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 4 22:18 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 4 22:18 UpperBounds.xml

-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 33K Mar 10 17:31 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 Angiogenesis-PT-10-CTLFireability-00
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-01
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-02
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-03
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-04
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-05
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-06
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-07
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-08
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-09
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-10
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-11
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-12
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-13
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-14
FORMULA_NAME Angiogenesis-PT-10-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1553581365973

Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/pinvar, /home/mcc/execution/gspn], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/RGMEDD2, /home/mcc/execution/gspn, -META, -varord-only], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl, --load-order, /home/mcc/execution/model.ord], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl --load-order /home/mcc/execution/model.ord
Successfully loaded order from file /home/mcc/execution/model.ord
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,8.22646e+11,24.1633,393848,2,55270,5,2.21064e+06,6,0,220,2.26021e+06,0


Converting to forward existential form...Done !
original formula: AX((EX(((KdStarGStarPg>=1)&&((KdStarGStarPgStarP3>=1)&&(Pip2>=1)))) + EF((((GStarP3>=1)&&(KdStar>=1))||((GStarP3kP3>=1)&&(KdStar>=1))))))
=> equivalent forward existential formula: [((EY(Init) * !(E(TRUE U (((GStarP3>=1)&&(KdStar>=1))||((GStarP3kP3>=1)&&(KdStar>=1)))))) * !(EX(((KdStarGStarPg>=1)&&((KdStarGStarPgStarP3>=1)&&(Pip2>=1))))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t12, t51, t57, t61, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64
(forward)formula 0,1,97.406,1226244,1,0,87,6.06102e+06,150,57,1803,6.83317e+06,147
FORMULA Angiogenesis-PT-10-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

original formula: !(EF(EG(((KdStarGStarPgStarP3P2>=1)||(KdStarGStarP3kStarP3P2>=1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),((KdStarGStarPgStarP3P2>=1)||(KdStarGStarP3kStarP3P2>=1)))] = FALSE
Hit Full ! (commute/partial/dont) 58/0/6
(forward)formula 1,0,100.941,1287228,1,0,89,6.27864e+06,160,59,1851,7.34724e+06,153
FORMULA Angiogenesis-PT-10-CTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

original formula: AG(EX(((KdStar>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(((KdStar>=1)&&(Pg>=1)))))] = FALSE
(forward)formula 2,0,110.398,1418436,1,0,93,6.89731e+06,161,63,1851,8.36386e+06,158
FORMULA Angiogenesis-PT-10-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

original formula: !(EF((((GStarP3kP3>=1)&&(KdStar>=1))&&((KdStarPgStarP2>=1)&&(GP3>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (((GStarP3kP3>=1)&&(KdStar>=1))&&((KdStarPgStarP2>=1)&&(GP3>=1))))] = FALSE
(forward)formula 3,0,110.615,1422396,1,0,95,6.92904e+06,162,64,1854,8.39217e+06,159
FORMULA Angiogenesis-PT-10-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

original formula: !(EF(!(((!((GStarPgP3>=1)&&(KdStar>=1)))||((KdStarGStarP3kP3>=1)||((Gab1>=1)&&(Pip3>=1)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(((!((GStarPgP3>=1)&&(KdStar>=1)))||((KdStarGStarP3kP3>=1)||((Gab1>=1)&&(Pip3>=1))))))] = FALSE
(forward)formula 4,0,111.059,1432156,1,0,98,6.97216e+06,164,66,1864,8.50312e+06,160
FORMULA Angiogenesis-PT-10-CTLFireability-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
Detected timeout of ITS tools.
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/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_1.0.0.201903251645/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 11 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,8.22646e+11,30.6184,537500,2,131436,5,3.11559e+06,6,0,220,3.0591e+06,0


Converting to forward existential form...Done !
original formula: E(!(EG((AktP3>=1))) U (AF(((KdStarGStar>=1)&&(P3k>=1))) * ((GStarP3>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [((FwdU(Init,!(EG((AktP3>=1)))) * ((GStarP3>=1)&&(Pg>=1))) * !(EG(!(((KdStarGStar>=1)&&(P3k>=1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions k2, k55, k60, k7, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64
Detected timeout of ITS tools.
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/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_1.0.0.201903251645/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 11 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,8.22646e+11,30.1025,537528,2,131436,5,3.11559e+06,6,0,220,3.0591e+06,0


Converting to forward existential form...Done !
original formula: E(!(EG((AktP3>=1))) U (AF(((KdStarGStar>=1)&&(P3k>=1))) * ((GStarP3>=1)&&(Pg>=1))))
=> equivalent forward existential formula: [((FwdU(Init,!(EG((AktP3>=1)))) * ((GStarP3>=1)&&(Pg>=1))) * !(EG(!(((KdStarGStar>=1)&&(P3k>=1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions k2, k55, k60, k7, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/60/4/64

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ 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 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.application.Application start
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]
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 44 ms
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 39 places.
Mar 26, 2019 6:22:48 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 64 transitions.
Mar 26, 2019 6:22:48 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 12 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 76 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 64 transitions.
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 39 places.
Mar 26, 2019 6:22:49 AM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 64 transitions.
Mar 26, 2019 6:22:49 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 2 ms
Mar 26, 2019 6:22:49 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 2 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 56 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 22 ms
Mar 26, 2019 6:42:49 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 1 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 51 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 17 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.application.MccTranslator applyOrder
WARNING: Could not apply decomposition. Using flat GAL structure.
java.lang.NullPointerException
at fr.lip6.move.gal.application.MccTranslator.applyOrder(MccTranslator.java:128)
at fr.lip6.move.gal.application.MccTranslator.flattenSpec(MccTranslator.java:156)
at fr.lip6.move.gal.application.Application.runMultiITS(Application.java:427)
at fr.lip6.move.gal.application.Application.start(Application.java:237)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:40)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:137)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:107)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:400)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:595)
at org.eclipse.equinox.launcher.Main.run(Main.java:1501)
at org.eclipse.equinox.launcher.Main.main(Main.java:1474)
Mar 26, 2019 7:02:50 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 21 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 35 ms
Mar 26, 2019 7:02:50 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 13 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="Angiogenesis-PT-10"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstoolsm"
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 2-3954"
echo " Executing tool itstoolsm"
echo " Input is Angiogenesis-PT-10, 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 r189-csrt-155225079800023"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-10.tgz
mv Angiogenesis-PT-10 execution
cd execution
if [ "CTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "CTLFireability" = "UpperBounds" ] ; 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
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 ;