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 204K
-rw-r--r-- 1 mcc users 4.3K May 30 21:15 CTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 30 21:15 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 15:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 15:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 24 11:17 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.8K May 24 11:17 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.3K May 28 09:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.3K May 28 09:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 28 08:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.2K May 28 08:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.5K May 28 06:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K May 28 06:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 112 May 26 06:29 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 350 May 26 06:29 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.8K May 27 03:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K May 27 03:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 28 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 28 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 17K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is DoubleExponent-PT-001, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r285-csrt-152749175900187
=====================================================================

--------------------
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 DoubleExponent-PT-001-ReachabilityCardinality-00
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-01
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-02
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-03
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-04
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-05
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-06
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-07
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-08
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-09
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-10
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-11
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-12
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-13
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-14
FORMULA_NAME DoubleExponent-PT-001-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1527986719842

FORMULA DoubleExponent-PT-001-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-00 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_1.0.0.201805241334/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_1.0.0.201805241334/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 : DoubleExponent-PT-001-ReachabilityCardinality-02 with value :((!(p16>=2))&&(!((p23<=p41)&&(p40>=1))))
Read [reachable] property : DoubleExponent-PT-001-ReachabilityCardinality-04 with value :(!(((p56>=3)&&(p42<=p20))||((p12<=p31)||(p2>=3))))
Read [invariant] property : DoubleExponent-PT-001-ReachabilityCardinality-05 with value :((!((p7<=p46)||(p10<=p34)))||((!(p18>=1))&&((p19<=p23)||(p36>=2))))
Read [invariant] property : DoubleExponent-PT-001-ReachabilityCardinality-06 with value :((((p42<=p39)||(p55<=p6))||(!(p49>=3)))||(p53>=1))
Read [invariant] property : DoubleExponent-PT-001-ReachabilityCardinality-07 with value :(p26<=p16)
Read [invariant] property : DoubleExponent-PT-001-ReachabilityCardinality-11 with value :(p50<=p46)
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent\_PT\_001\_flat\_flat,149,0.025494,4476,2,887,5,2566,6,0,266,1574,0
Total reachable state count : 149

Verifying 6 reachability properties.
Invariant property DoubleExponent-PT-001-ReachabilityCardinality-02 does not hold.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-02,2,0.026151,4508,2,77,6,2566,7,0,276,1574,0
Reachability property DoubleExponent-PT-001-ReachabilityCardinality-04 is true.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-04,11,0.02777,4692,2,192,7,2566,8,0,301,1574,0
Invariant property DoubleExponent-PT-001-ReachabilityCardinality-05 does not hold.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-05,4,0.028334,4844,2,126,8,2566,9,0,316,1574,0
Invariant property DoubleExponent-PT-001-ReachabilityCardinality-06 is true.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-06,0,0.028914,4844,1,0,8,2566,10,0,330,1574,0
Invariant property DoubleExponent-PT-001-ReachabilityCardinality-07 does not hold.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-07,1,0.029205,4844,2,58,9,2566,11,0,336,1574,0
Invariant property DoubleExponent-PT-001-ReachabilityCardinality-11 does not hold.
FORMULA DoubleExponent-PT-001-ReachabilityCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DoubleExponent-PT-001-ReachabilityCardinality-11,6,0.029422,4844,2,161,10,2566,12,0,342,1574,0
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]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.

BK_STOP 1527986722310

--------------------
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 ReachabilityCardinality -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 ReachabilityCardinality -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
Jun 03, 2018 12:45:21 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/, -louvain, -smt]
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 33 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 57 places.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 48 transitions.
Jun 03, 2018 12:45:21 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 7 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-00 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-01 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-03 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Invariant property DoubleExponent-PT-001-ReachabilityCardinality-08 is trivially false : it is not verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Invariant property DoubleExponent-PT-001-ReachabilityCardinality-09 is trivially false : it is not verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-10 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Invariant property DoubleExponent-PT-001-ReachabilityCardinality-12 is trivially false : it is not verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-13 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-14 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.PropertySimplifier rewriteWithInitialState
INFO: Reachable property DoubleExponent-PT-001-ReachabilityCardinality-15 is trivially true : it is verified in initial state.
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 49 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 16 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/ReachabilityCardinality.pnml.gal : 9 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/ReachabilityCardinality.prop : 0 ms
Jun 03, 2018 12:45:21 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 10 ms
Jun 03, 2018 12:45:22 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 48 transitions.
Jun 03, 2018 12:45:22 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 48 transitions.
Jun 03, 2018 12:45:22 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun _enabledsrc__1 ((src (Array Int Int))) Bool (and (>= (select src 1) 1) (>= (select src 7) 1))) with error
Jun 03, 2018 12:45:22 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun trsrc8 ((src (Array Int Int))(dst (Array Int Int))) Bool (and (_enabledsrc__8 src) (= (store (store (store src 15 (+ (select src 15) 1)) 30 (- (select src 30) 1)) 14 (- (select src 14) 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")
Jun 03, 2018 12:45:22 AM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (define-fun _enabled__1 ((step Int)) Bool (_enabledsrc__1 (select s step))) with error (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.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)
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)
Jun 03, 2018 12:45:22 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 116ms 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="DoubleExponent-PT-001"
export BK_EXAMINATION="ReachabilityCardinality"
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/DoubleExponent-PT-001.tgz
mv DoubleExponent-PT-001 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 DoubleExponent-PT-001, 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 r285-csrt-152749175900187"
echo "====================================================================="
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 ;