fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r021-oct2-158897699100475
Last Updated
Jun 28, 2020

About the Execution of ITS-Tools for BusinessProcesses-PT-04

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15742.830 15463.00 21624.00 100.30 FTFTFFTTFFFFTTFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r021-oct2-158897699100475.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is BusinessProcesses-PT-04, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-158897699100475
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 248K
-rw-r--r-- 1 mcc users 2.9K Mar 26 02:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 15K Mar 26 02:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 22:43 CTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 25 22:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 8 14:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Mar 25 17:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 25 17:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 14:37 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 25 14:37 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 25 17:55 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 25 17:55 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 79K Mar 24 05:37 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 BusinessProcesses-PT-04-CTLCardinality-00
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-01
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-02
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-03
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-04
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-05
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-06
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-07
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-08
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-09
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-10
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-11
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-12
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-13
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-14
FORMULA_NAME BusinessProcesses-PT-04-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1589250521474

[2020-05-12 02:28:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -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, -timeout, 3600]
[2020-05-12 02:28:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-12 02:28:43] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2020-05-12 02:28:43] [INFO ] Transformed 288 places.
[2020-05-12 02:28:43] [INFO ] Transformed 283 transitions.
[2020-05-12 02:28:43] [INFO ] Found NUPN structural information;
[2020-05-12 02:28:43] [INFO ] Parsed PT model containing 288 places and 283 transitions in 127 ms.
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 2 transitions.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 23 ms.
Finished random walk after 4318 steps, including 51 resets, run visited all 12 properties in 27 ms. (steps per millisecond=159 )
[2020-05-12 02:28:44] [INFO ] Initial state reduction rules for CTL removed 6 formulas.
[2020-05-12 02:28:44] [INFO ] Flatten gal took : 78 ms
[2020-05-12 02:28:44] [INFO ] Initial state reduction rules for CTL removed 6 formulas.
[2020-05-12 02:28:44] [INFO ] Flatten gal took : 24 ms
FORMULA BusinessProcesses-PT-04-CTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-04-CTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-04-CTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-04-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-04-CTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-04-CTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-05-12 02:28:44] [INFO ] Applying decomposition
[2020-05-12 02:28:44] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/convert-linux64, -i, /tmp/graph10312426664480362010.txt, -o, /tmp/graph10312426664480362010.bin, -w, /tmp/graph10312426664480362010.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/louvain-linux64, /tmp/graph10312426664480362010.bin, -l, -1, -v, -w, /tmp/graph10312426664480362010.weights, -q, 0, -e, 0.001], workingDir=null]
[2020-05-12 02:28:44] [INFO ] Decomposing Gal with order
[2020-05-12 02:28:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-05-12 02:28:44] [INFO ] Removed a total of 240 redundant transitions.
[2020-05-12 02:28:44] [INFO ] Flatten gal took : 100 ms
[2020-05-12 02:28:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 2 labels/synchronizations in 11 ms.
[2020-05-12 02:28:44] [INFO ] Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 18 ms
[2020-05-12 02:28:44] [INFO ] Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLCardinality.ctl], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/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 10 CTL formulae.
built 31 ordering constraints for composite.
built 7 ordering constraints for composite.
built 11 ordering constraints for composite.
built 7 ordering constraints for composite.
built 12 ordering constraints for composite.
built 24 ordering constraints for composite.
built 16 ordering constraints for composite.
built 9 ordering constraints for composite.
built 4 ordering constraints for composite.
built 4 ordering constraints for composite.
built 10 ordering constraints for composite.
built 6 ordering constraints for composite.
built 32 ordering constraints for composite.
built 14 ordering constraints for composite.
built 13 ordering constraints for composite.
built 4 ordering constraints for composite.
built 6 ordering constraints for composite.
built 6 ordering constraints for composite.
built 4 ordering constraints for composite.
built 13 ordering constraints for composite.
built 4 ordering constraints for composite.
built 5 ordering constraints for composite.
built 6 ordering constraints for composite.
built 4 ordering constraints for composite.
built 25 ordering constraints for composite.
built 11 ordering constraints for composite.
built 7 ordering constraints for composite.
built 13 ordering constraints for composite.
built 35 ordering constraints for composite.
built 7 ordering constraints for composite.
built 11 ordering constraints for composite.
built 7 ordering constraints for composite.
built 7 ordering constraints for composite.
built 38 ordering constraints for composite.
built 7 ordering constraints for composite.
built 26 ordering constraints for composite.
built 7 ordering constraints for composite.
built 7 ordering constraints for composite.
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,2.19702e+11,0.979412,35644,3457,93,49820,870,808,129847,73,3479,0


Converting to forward existential form...Done !
original formula: !(AG(AF(((i9.i0.u37.p87==0)||(i9.i2.u69.p176==1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(((i9.i0.u37.p87==0)||(i9.i2.u69.p176==1))))] != FALSE
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found a local SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
(forward)formula 0,1,2.02885,56820,1,0,84617,1168,3328,301359,293,3887,124731
FORMULA BusinessProcesses-PT-04-CTLCardinality-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EX(AG(((i1.i1.u11.p24==0)||(i8.i3.u106.p271==1))))
=> equivalent forward existential formula: [(EY(Init) * !(E(TRUE U !(((i1.i1.u11.p24==0)||(i8.i3.u106.p271==1))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t22, t24, t26, t136, t139, t143, t182, i0.u43.t135, i0.u45.t131, i1.i0.t185, i1.i0.t187, i1.i0.u7.t191, i1.i2.t114, i1.i2.u58.t115, i1.i3.t110, i1.i3.u59.t111, i2.t170, i2.i0.t168, i2.i0.t181, i2.i1.t173, i2.i1.t175, i2.i1.t177, i3.i0.u47.t127, i3.i3.t82, i3.i3.u73.t83, i5.u5.t194, i6.u22.t165, i7.i1.t102, i7.i1.u64.t103, i7.i2.t98, i7.i2.u66.t99, i7.i3.t94, i7.i3.u68.t95, i8.i1.t106, i8.i1.u62.t107, i9.i0.t141, i9.i0.u24.t147, i9.i0.u24.t151, i9.i0.u24.t155, i9.i0.u24.t161, i9.i2.t90, i9.i2.u69.t91, i10.i1.t86, i10.i1.u72.t87, i11.t70, i11.t63, i11.t56, i11.t54, i11.t51, i11.t49, i11.t47, i11.t19, i11.t16, i11.t13, i11.u78.t11, i11.u78.t30, i11.u78.t34, i11.u78.t38, i11.u78.t44, i11.u78.t60, i11.u78.t65, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :40/179/61/280
(forward)formula 1,0,5.57724,159252,1,0,264986,1363,5720,702147,408,4898,634379
FORMULA BusinessProcesses-PT-04-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF((i10.i3.u111.p282==1))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (i10.i3.u111.p282==1))] != FALSE
(forward)formula 2,1,5.57818,159516,1,0,264988,1363,5724,702177,409,4898,634426
FORMULA BusinessProcesses-PT-04-CTLCardinality-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: AG(AX(((i9.i2.u26.p59==0)||(i7.i0.u52.p126==1))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(((i9.i2.u26.p59==0)||(i7.i0.u52.p126==1))))] = FALSE
(forward)formula 3,0,5.76443,165324,1,0,273489,1373,5741,741151,410,4971,648198
FORMULA BusinessProcesses-PT-04-CTLCardinality-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AG(!(EG((i11.u75.p192==1))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),(i11.u75.p192==1))] = FALSE
(forward)formula 4,1,10.0585,253500,1,0,449120,1380,5869,1.01574e+06,416,5062,915472
FORMULA BusinessProcesses-PT-04-CTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EF(EG(((i4.u55.p136!=0)&&(i10.i0.u39.p92!=1))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),((i4.u55.p136!=0)&&(i10.i0.u39.p92!=1)))] != FALSE
(forward)formula 5,1,10.6028,269604,1,0,480053,1524,5910,1.06618e+06,418,6148,976661
FORMULA BusinessProcesses-PT-04-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: AX(AG(((i8.i0.u33.p78==0)||(i2.i1.u17.p41==1))))
=> equivalent forward existential formula: [(FwdU(EY(Init),TRUE) * !(((i8.i0.u33.p78==0)||(i2.i1.u17.p41==1))))] = FALSE
(forward)formula 6,0,11.3304,289668,1,0,510595,1563,5924,1.13936e+06,418,6398,1056456
FORMULA BusinessProcesses-PT-04-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AG(((i8.i0.u33.p78==0)||(i11.u77.p197==1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(((i8.i0.u33.p78==0)||(i11.u77.p197==1))))] = FALSE
(forward)formula 7,0,11.3406,290196,1,0,510775,1563,5927,1.14057e+06,418,6398,1057801
FORMULA BusinessProcesses-PT-04-CTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: EF(AX(FALSE))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(FALSE))))] != FALSE
(forward)formula 8,1,11.8261,301284,1,0,525370,1565,5966,1.21572e+06,418,6450,1072007
FORMULA BusinessProcesses-PT-04-CTLCardinality-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EF(((i0.u95.p245!=0)&&(i1.i0.u7.p17!=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((i0.u95.p245!=0)&&(i1.i0.u7.p17!=1)))] != FALSE
(forward)formula 9,1,11.8306,301812,1,0,525542,1565,5975,1.21599e+06,420,6450,1073446
FORMULA BusinessProcesses-PT-04-CTLCardinality-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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


BK_STOP 1589250536937

--------------------
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/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 CTLCardinality -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 -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

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="BusinessProcesses-PT-04"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is BusinessProcesses-PT-04, 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 r021-oct2-158897699100475"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-04.tgz
mv BusinessProcesses-PT-04 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "StateSpace" ]; 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 [ "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
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;