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.r339-tall-167889211900038.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)
............................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is RERS17pb113-PT-8, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r339-tall-167889211900038
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 5.8K Feb 26 18:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 18:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 18:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Feb 26 18:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Feb 26 18:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 192K Feb 26 18:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 18:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 18:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M 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

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1679090333153

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=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb113-PT-8
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202303021504
[2023-03-17 21:58:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-17 21:58:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 21:58:55] [INFO ] Load time of PNML (sax parser for PT used): 715 ms
[2023-03-17 21:58:55] [INFO ] Transformed 639 places.
[2023-03-17 21:58:55] [INFO ] Transformed 31353 transitions.
[2023-03-17 21:58:55] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 925 ms.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1328 ms. (steps per millisecond=7 ) properties (out of 639) seen :577
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
[2023-03-17 21:58:57] [INFO ] Flatten gal took : 1388 ms
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 62) seen :0
Running SMT prover for 62 properties.
[2023-03-17 21:58:57] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2023-03-17 21:58:58] [INFO ] Computed 25 place invariants in 131 ms
[2023-03-17 21:58:58] [INFO ] Flatten gal took : 774 ms
[2023-03-17 21:58:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7826130520180517541.gal : 197 ms
[2023-03-17 21:58:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18040464719004564027.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7826130520180517541.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18040464719004564027.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
[2023-03-17 21:58:59] [INFO ] After 943ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:62
[2023-03-17 21:59:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 11 ms returned sat
[2023-03-17 21:59:00] [INFO ] [Nat]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
Loading property file /tmp/ReachabilityCardinality18040464719004564027.prop.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.checkResults(DeadlockTester.java:797)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:631)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
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.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-17 21:59:24] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 21:59:24] [INFO ] After 25051ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:62
Fused 62 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 27 ms.
Support contains 62 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 669 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 676 ms. Remains : 626/639 places, 31352/31353 transitions.
SDD proceeding with computation,62 properties remain. new max is 4
SDD size :1 after 5
Finished random walk after 124614 steps, including 0 resets, run visited all 62 properties in 6013 ms. (steps per millisecond=20 )
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query StableMarking after proving 639 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK TOPOLOGICAL
Total runtime 36639 ms.
SDD proceeding with computation,62 properties remain. new max is 8
SDD size :5 after 9
SDD proceeding with computation,62 properties remain. new max is 16
SDD size :9 after 34
SDD proceeding with computation,62 properties remain. new max is 32
SDD size :34 after 36

BK_STOP 1679090372723

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="RERS17pb113-PT-8"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 itstools"
echo " Input is RERS17pb113-PT-8, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r339-tall-167889211900038"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-8.tgz
mv RERS17pb113-PT-8 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;