Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2019-input.r173-oct2-155297753500314.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2019-input.qcow2 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 itstools
Input is TokenRing-PT-005, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r173-oct2-155297753500314
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 772K
-rw-r--r-- 1 mcc users 24K Feb 12 19:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Feb 12 19:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 40K Feb 9 02:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 122K Feb 9 02:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 103 Feb 24 15:06 GlobalProperties.txt
-rw-r--r-- 1 mcc users 341 Feb 24 15:06 GlobalProperties.xml
-rw-r--r-- 1 mcc users 6.8K Feb 5 01:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 5 01:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 16K Feb 4 22:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 4 22:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Feb 4 21:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 4 21:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 34K Feb 1 21:39 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 103K Feb 1 21:39 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.2K Feb 4 22:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 13K Feb 4 22:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Jan 29 09:35 equiv_col
-rw-r--r-- 1 mcc users 4 Jan 29 09:35 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:35 iscolored
-rw-r--r-- 1 mcc users 118K 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 TokenRing-PT-005-ReachabilityCardinality-00
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-01
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-02
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-03
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-04
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-05
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-06
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-07
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-08
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-09
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-10
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-11
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-12
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-13
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-14
FORMULA_NAME TokenRing-PT-005-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1553232685114

Working with output stream class java.io.PrintStream
FORMULA TokenRing-PT-005-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-PT-005-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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_1.0.0.201903111103/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/ReachabilityCardinality.pnml.gal, -t, CGAL, -reachable-file, ReachabilityCardinality.prop, --nowitness], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903111103/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/ReachabilityCardinality.pnml.gal -t CGAL -reachable-file ReachabilityCardinality.prop --nowitness
Loading property file ReachabilityCardinality.prop.
Read [invariant] property : TokenRing-PT-005-ReachabilityCardinality-00 with value :((((((((((((((((((((((((((((((((((((State_3_1+State_1_3)+State_4_4)+State_5_2)+State_3_0)+State_0_4)+State_4_1)+State_1_5)+State_4_2)+State_0_5)+State_2_0)+State_1_4)+State_3_2)+State_4_3)+State_4_0)+State_5_3)+State_5_0)+State_3_5)+State_2_5)+State_2_2)+State_4_5)+State_0_1)+State_1_2)+State_3_4)+State_1_1)+State_2_3)+State_2_4)+State_0_2)+State_5_5)+State_3_3)+State_0_3)+State_5_1)+State_5_4)+State_2_1)+State_1_0)+State_0_0)>=3)
Read [reachable] property : TokenRing-PT-005-ReachabilityCardinality-09 with value :(State_3_3<=State_3_2)
Read [reachable] property : TokenRing-PT-005-ReachabilityCardinality-10 with value :((!((State_2_3<=State_0_2)||(State_1_3<=State_4_0)))&&(!(State_5_1>=2)))
Read [reachable] property : TokenRing-PT-005-ReachabilityCardinality-11 with value :((!(State_1_4<=State_3_1))||(State_2_3>=3))
Read [invariant] property : TokenRing-PT-005-ReachabilityCardinality-12 with value :(!((State_5_0>=1)&&((State_1_1<=State_4_2)&&(State_2_5<=State_4_5))))
Read [reachable] property : TokenRing-PT-005-ReachabilityCardinality-13 with value :((State_3_2>=1)||(State_3_0>=2))
Read [reachable] property : TokenRing-PT-005-ReachabilityCardinality-14 with value :(State_1_3>=3)
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing\_PT\_005\_flat\_flat,166,0.03585,4756,2,379,5,1538,6,0,303,950,0
Total reachable state count : 166

Verifying 7 reachability properties.
Invariant property TokenRing-PT-005-ReachabilityCardinality-00 is true.
FORMULA TokenRing-PT-005-ReachabilityCardinality-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-00,0,0.096462,5624,1,0,5,1538,7,0,1157,950,0
Reachability property TokenRing-PT-005-ReachabilityCardinality-09 is true.
FORMULA TokenRing-PT-005-ReachabilityCardinality-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-09,5,0.096718,5688,2,58,6,1538,8,0,1161,950,0
Reachability property TokenRing-PT-005-ReachabilityCardinality-10 is true.
FORMULA TokenRing-PT-005-ReachabilityCardinality-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-10,1,0.097085,5788,2,37,7,1538,9,0,1176,950,0
Reachability property TokenRing-PT-005-ReachabilityCardinality-11 is true.
FORMULA TokenRing-PT-005-ReachabilityCardinality-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-11,2,0.097449,5920,2,38,8,1538,10,0,1184,950,0
Invariant property TokenRing-PT-005-ReachabilityCardinality-12 does not hold.
FORMULA TokenRing-PT-005-ReachabilityCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-12,2,0.097702,6052,2,40,9,1538,11,0,1194,950,0
Reachability property TokenRing-PT-005-ReachabilityCardinality-13 is true.
FORMULA TokenRing-PT-005-ReachabilityCardinality-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-13,1,0.097876,6052,2,37,10,1538,12,0,1197,950,0
Reachability property TokenRing-PT-005-ReachabilityCardinality-14 does not hold.
FORMULA TokenRing-PT-005-ReachabilityCardinality-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
No reachable states exhibit your property : TokenRing-PT-005-ReachabilityCardinality-14

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
TokenRing-PT-005-ReachabilityCardinality-14,0,0.09826,6052,1,0,10,1538,13,0,1198,950,0
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/home/mcc/execution]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.

BK_STOP 1553232688570

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -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 ReachabilityCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -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 22, 2019 5:31:27 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -smt]
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 44 ms
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 36 places.
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 156 transitions.
Mar 22, 2019 5:31:27 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 69 ms
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property TokenRing-PT-005-ReachabilityCardinality-01 is trivially true : it is verified in initial state.
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property TokenRing-PT-005-ReachabilityCardinality-03 is trivially true : it is verified in initial state.
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Invariant property TokenRing-PT-005-ReachabilityCardinality-08 is trivially false : it is not verified in initial state.
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property TokenRing-PT-005-ReachabilityCardinality-15 is trivially true : it is verified in initial state.
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 198 ms
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 43 ms
Mar 22, 2019 5:31:27 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/ReachabilityCardinality.pnml.gal : 16 ms
Mar 22, 2019 5:31:27 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 41 ms
Mar 22, 2019 5:31:28 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/ReachabilityCardinality.prop : 0 ms
Mar 22, 2019 5:31:28 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 156 transitions.
Mar 22, 2019 5:31:28 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 156 transitions.
Mar 22, 2019 5:31:28 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun _enabled__15 ((step Int)) Bool (_enabledsrc__15 (select s step))) with error
Mar 22, 2019 5:31:28 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun tr18 ((step Int)) Bool (trsrc18 (select s step) (select s (+ step 1)))) with error
Mar 22, 2019 5:31:28 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun _enabledsrc__19 ((src (Array Int Int))) Bool (and (>= (select src 19) 1) (>= (select src 17) 1))) with error (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Mar 22, 2019 5:31:28 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun trsrc15 ((src (Array Int Int))(dst (Array Int Int))) Bool (and (_enabledsrc__15 src) (= (store (store src 31 (+ (select src 31) 1)) 32 (- (select src 32) 1)) dst))) with error (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Skipping mayMatrices nes/nds Error when declaring system variables to SMT solver.(error "Error writing to Z3 solver: java.io.IOException: Stream closed")
java.lang.RuntimeException: Error when declaring system variables to SMT solver.(error "Error writing to Z3 solver: java.io.IOException: Stream closed")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.init(NextBMCSolver.java:93)
at fr.lip6.move.gal.gal2smt.smt.ISMTSolver.init(ISMTSolver.java:17)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.checkProperties(Gal2SMTFrontEnd.java:94)
at fr.lip6.move.gal.application.SMTRunner$2.run(SMTRunner.java:110)
at java.lang.Thread.run(Thread.java:748)
java.lang.RuntimeException: Error when declaring system variables to SMT solver.(error "Error writing to Z3 solver: java.io.IOException: Stream closed")
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.init(NextBMCSolver.java:93)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.init(KInductionSolver.java:59)
at fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver.init(NecessaryEnablingsolver.java:71)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printLabels(Gal2PinsTransformerNext.java:471)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printDependencyMatrix(Gal2PinsTransformerNext.java:209)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.buildBodyFile(Gal2PinsTransformerNext.java:85)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.transform(Gal2PinsTransformerNext.java:830)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:71)
at java.lang.Thread.run(Thread.java:748)
Mar 22, 2019 5:31:28 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 259ms conformant to PINS in folder :/home/mcc/execution

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="TokenRing-PT-005"
export BK_EXAMINATION="ReachabilityCardinality"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3954"
echo " Executing tool itstools"
echo " Input is TokenRing-PT-005, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r173-oct2-155297753500314"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-PT-005.tgz
mv TokenRing-PT-005 execution
cd execution
if [ "ReachabilityCardinality" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.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 ;