fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r298-tall-167873951300167
Last Updated
May 14, 2023

About the Execution of Marcie+red for Philosophers-COL-010000

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
16145.647 2089711.00 2243863.00 29050.90 ???F??TT???FT??T normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r298-tall-167873951300167.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is Philosophers-COL-010000, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r298-tall-167873951300167
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 856K
-rw-r--r-- 1 mcc users 7.0K Feb 26 02:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 02:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 25 18:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 25 18:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 20:40 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 20:40 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Feb 26 11:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Feb 26 11:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 447K Mar 5 18:23 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 Philosophers-COL-010000-ReachabilityFireability-00
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-01
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-02
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-03
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-04
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-05
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-06
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-07
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-08
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-09
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-10
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-11
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-12
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-13
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-14
FORMULA_NAME Philosophers-COL-010000-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679469477035

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-COL-010000
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-22 07:17:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-22 07:17:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 07:17:58] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-22 07:17:58] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-22 07:17:59] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 682 ms
[2023-03-22 07:17:59] [INFO ] Imported 5 HL places and 5 HL transitions for a total of 50000 PT places and 50000.0 transition bindings in 24 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
FORMULA Philosophers-COL-010000-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-COL-010000-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-22 07:17:59] [INFO ] Built PT skeleton of HLPN with 5 places and 5 transitions 15 arcs in 7 ms.
[2023-03-22 07:17:59] [INFO ] Skeletonized 13 HLPN properties in 0 ms.
Remains 3 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
Incomplete random walk after 100019 steps, including 9 resets, run finished after 56 ms. (steps per millisecond=1786 ) properties (out of 3) seen :2
Running SMT prover for 1 properties.
// Phase 1: matrix 5 rows 5 cols
[2023-03-22 07:17:59] [INFO ] Computed 2 place invariants in 5 ms
[2023-03-22 07:17:59] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-22 07:17:59] [INFO ] After 13ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:17:59] [INFO ] After 27ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 6 ms.
[2023-03-22 07:17:59] [INFO ] After 349ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1
[2023-03-22 07:17:59] [INFO ] Flatten gal took : 13 ms
[2023-03-22 07:17:59] [INFO ] Flatten gal took : 1 ms
Arc [1:1*[(MOD (ADD (MOD (MINUS $x 1) 10000) 10000) 10000)]] contains successor/predecessor on variables of sort Philo
[2023-03-22 07:18:00] [INFO ] Unfolded HLPN to a Petri net with 50000 places and 50000 transitions 160000 arcs in 315 ms.
[2023-03-22 07:18:00] [INFO ] Unfolded 13 HLPN properties in 32 ms.
Interrupted random walk after 8704 steps, including 2 resets, run timeout after 30004 ms. (steps per millisecond=0 ) properties seen 3
FORMULA Philosophers-COL-010000-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-010000-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Philosophers-COL-010000-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 6001 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7852 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5396 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 12130 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5812 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7244 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5155 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 20170 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5434 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5375 ms. (steps per millisecond=0 ) properties seen 0
Running SMT prover for 10 properties.
// Phase 1: matrix 50000 rows 50000 cols
[2023-03-22 07:20:27] [INFO ] Computed 20000 place invariants in 271 ms
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.assertInvariants(DeadlockTester.java:2340)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:618)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:902)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-22 07:20:53] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-22 07:20:53] [INFO ] After 25062ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 50000 out of 50000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 50000/50000 places, 50000/50000 transitions.
Applied a total of 0 rules in 441 ms. Remains 50000 /50000 variables (removed 0) and now considering 50000/50000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 450 ms. Remains : 50000/50000 places, 50000/50000 transitions.
Interrupted random walk after 9148 steps, including 2 resets, run timeout after 30003 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 6107 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 8472 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5141 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 11791 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5784 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 7913 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5087 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 20266 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 2001 steps, including 0 resets, run timeout after 5670 ms. (steps per millisecond=0 ) properties seen 0
Interrupted Best-First random walk after 1001 steps, including 0 resets, run timeout after 5802 ms. (steps per millisecond=0 ) properties seen 0
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=ReachabilityFireability.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Unfolding complete |P|=50000|T|=50000|A|=160000
Time for unfolding: 0m 1.552sec

Net: Philosophers_COL_010000
(NrP: 50000 NrTr: 50000 NrArc: 160000)

parse formulas
formulas created successfully
place and transition orderings generation:8m19.957sec

net check time: 0m 0.025sec

init dd package: 0m 2.681sec


before gc: list nodes free: 1480336

after gc: idd nodes used:11314, unused:63988686; list nodes free:283028292

before gc: list nodes free: 1463082

after gc: idd nodes used:15999, unused:63984001; list nodes free:282991749

before gc: list nodes free: 1450641

after gc: idd nodes used:19594, unused:63980406; list nodes free:282963708

before gc: list nodes free: 1440226

after gc: idd nodes used:22624, unused:63977376; list nodes free:282940074

before gc: list nodes free: 1431076

after gc: idd nodes used:25294, unused:63974706; list nodes free:282919248

before gc: list nodes free: 1422816

after gc: idd nodes used:27708, unused:63972292; list nodes free:282900418

before gc: list nodes free: 1415232

after gc: idd nodes used:29927, unused:63970073; list nodes free:282883109

before gc: list nodes free: 1408177

after gc: idd nodes used:31993, unused:63968007; list nodes free:282866995

before gc: list nodes free: 1401556

after gc: idd nodes used:33933, unused:63966067; list nodes free:282851863

before gc: list nodes free: 1395296

after gc: idd nodes used:35768, unused:63964232; list nodes free:282837550

before gc: list nodes free: 1389345

after gc: idd nodes used:37513, unused:63962487; list nodes free:282823939

before gc: list nodes free: 1383659

after gc: idd nodes used:39181, unused:63960819; list nodes free:282810929

before gc: list nodes free: 1378208

after gc: idd nodes used:40780, unused:63959220; list nodes free:282798456

before gc: list nodes free: 1372964

after gc: idd nodes used:42319, unused:63957681; list nodes free:282786453

before gc: list nodes free: 1367905

after gc: idd nodes used:43804, unused:63956196; list nodes free:282774870

before gc: list nodes free: 1363012

after gc: idd nodes used:45240, unused:63954760; list nodes free:282763668

before gc: list nodes free: 1358270

after gc: idd nodes used:46632, unused:63953368; list nodes free:282752810

before gc: list nodes free: 1353668

after gc: idd nodes used:47983, unused:63952017; list nodes free:282742273

before gc: list nodes free: 1349193

after gc: idd nodes used:49297, unused:63950703; list nodes free:282732023

BK_STOP 1679471566746

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m16.148sec

/home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin//../BenchKit_head.sh: line 16: 469 Segmentation fault ${MARCIE} --net-file=model.pnml --mcc-file=${BK_EXAMINATION}.xml ${MARCIE_CONFIG}

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="Philosophers-COL-010000"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="marciexred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# 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 2-5348"
echo " Executing tool marciexred"
echo " Input is Philosophers-COL-010000, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r298-tall-167873951300167"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-COL-010000.tgz
mv Philosophers-COL-010000 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;