Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r088-tall-171620522400102.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool gold2023
Input is CANInsertWithFailure-PT-090, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r088-tall-171620522400102
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 50M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 93K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.3K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 19 15:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Apr 22 14:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 22 14:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 21K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 97K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 49M May 18 16:42 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716216242235

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=gold2023
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CANInsertWithFailure-PT-090
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202304061127
[2024-05-20 14:44:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-20 14:44:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 14:44:05] [INFO ] Load time of PNML (sax parser for PT used): 1388 ms
[2024-05-20 14:44:05] [INFO ] Transformed 17284 places.
[2024-05-20 14:44:05] [INFO ] Transformed 49140 transitions.
[2024-05-20 14:44:05] [INFO ] Parsed PT model containing 17284 places and 49140 transitions and 131400 arcs in 1624 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 17284/17284 places, 49140/49140 transitions.
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 630 transitions
Trivial Post-agglo rules discarded 630 transitions
Performed 630 trivial Post agglomeration. Transition count delta: 630
Iterating post reduction 0 with 631 rules applied. Total rules applied 631 place count 17283 transition count 48510
Reduce places removed 630 places and 0 transitions.
Iterating post reduction 1 with 630 rules applied. Total rules applied 1261 place count 16653 transition count 48510
Performed 8010 Post agglomeration using F-continuation condition.Transition count delta: 8010
Deduced a syphon composed of 8010 places in 55 ms
Reduce places removed 8010 places and 0 transitions.
Iterating global reduction 2 with 16020 rules applied. Total rules applied 17281 place count 8643 transition count 40500
Applied a total of 17281 rules in 6032 ms. Remains 8643 /17284 variables (removed 8641) and now considering 40500/49140 (removed 8640) transitions.
[2024-05-20 14:44:11] [INFO ] Flow matrix only has 32668 transitions (discarded 7832 similar events)
// Phase 1: matrix 32668 rows 8643 cols
[2024-05-20 14:44:19] [INFO ] Computed 92 invariants in 7828 ms
[2024-05-20 14:44:20] [INFO ] Implicit Places using invariants in 9410 ms returned []
Implicit Place search using SMT only with invariants took 9484 ms to find 0 implicit places.
[2024-05-20 14:44:20] [INFO ] Flow matrix only has 32668 transitions (discarded 7832 similar events)
[2024-05-20 14:44:20] [INFO ] Invariant cache hit.
[2024-05-20 14:44:22] [INFO ] Dead Transitions using invariants and state equation in 1251 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 8643/17284 places, 40500/49140 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 16814 ms. Remains : 8643/17284 places, 40500/49140 transitions.
Discarding 23940 transitions out of 40500. Remains 16560
Initial state reduction rules removed 90 formulas.
Incomplete random walk after 10000 steps, including 21 resets, run finished after 2057 ms. (steps per millisecond=4 ) properties (out of 16470) seen :3993
Running SMT prover for 12477 properties.
[2024-05-20 14:44:25] [INFO ] Flow matrix only has 32668 transitions (discarded 7832 similar events)
[2024-05-20 14:44:25] [INFO ] Invariant cache hit.
[2024-05-20 14:44:26] [INFO ] Flatten gal took : 2162 ms
[2024-05-20 14:44:27] [INFO ] Flatten gal took : 1073 ms
[2024-05-20 14:44:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2990363917533998638.gal : 412 ms
[2024-05-20 14:44:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4198279029761919404.prop : 71 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2990363917533998638.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4198279029761919404.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4198279029761919404.prop.
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:2343)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:621)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:342)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:226)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:96)
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:426)
at fr.lip6.move.gal.application.Application.start(Application.java:182)
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)
[2024-05-20 14:44:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2024-05-20 14:44:51] [INFO ] After 25089ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 12477 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2 ms.
Support contains 7405 out of 8643 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8643/8643 places, 40500/40500 transitions.
Partial Free-agglomeration rule applied 877 times.
Drop transitions removed 877 transitions
Iterating global reduction 0 with 877 rules applied. Total rules applied 877 place count 8643 transition count 40500
Applied a total of 877 rules in 932 ms. Remains 8643 /8643 variables (removed 0) and now considering 40500/40500 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 937 ms. Remains : 8643/8643 places, 40500/40500 transitions.
Interrupted random walk after 185350 steps, including 403 resets, run timeout after 30001 ms. (steps per millisecond=6 ) properties seen 12445
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 234 ms. (steps per millisecond=427 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 241 ms. (steps per millisecond=414 ) properties (out of 32) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 230 ms. (steps per millisecond=434 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 235 ms. (steps per millisecond=425 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 259 ms. (steps per millisecond=386 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 225 ms. (steps per millisecond=444 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=448 ) properties (out of 30) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=448 ) properties (out of 28) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 228 ms. (steps per millisecond=438 ) properties (out of 27) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 234 ms. (steps per millisecond=427 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 225 ms. (steps per millisecond=444 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 257 ms. (steps per millisecond=389 ) properties (out of 24) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 225 ms. (steps per millisecond=444 ) properties (out of 22) seen :8
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 223 ms. (steps per millisecond=448 ) properties (out of 14) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 219 ms. (steps per millisecond=456 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=436 ) properties (out of 12) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=436 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 262 ms. (steps per millisecond=381 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 219 ms. (steps per millisecond=456 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 218 ms. (steps per millisecond=458 ) properties (out of 8) seen :1
Running SMT prover for 7 properties.
[2024-05-20 14:45:26] [INFO ] Flow matrix only has 33513 transitions (discarded 6987 similar events)
// Phase 1: matrix 33513 rows 8643 cols
[2024-05-20 14:45:34] [INFO ] Computed 92 invariants in 7408 ms
[2024-05-20 14:45:36] [INFO ] [Real]Absence check using 90 positive place invariants in 94 ms returned sat
[2024-05-20 14:45:36] [INFO ] [Real]Absence check using 90 positive and 2 generalized place invariants in 141 ms returned sat
[2024-05-20 14:46:05] [INFO ] After 28209ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7
[2024-05-20 14:46:05] [INFO ] State equation strengthened by 25922 read => feed constraints.
[2024-05-20 14:46:17] [INFO ] After 11948ms SMT Verify possible using 25922 Read/Feed constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-20 14:46:17] [INFO ] After 43057ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-20 14:46:19] [INFO ] [Nat]Absence check using 90 positive place invariants in 101 ms returned sat
[2024-05-20 14:46:19] [INFO ] [Nat]Absence check using 90 positive and 2 generalized place invariants in 145 ms returned sat
[2024-05-20 14:46:48] [INFO ] After 29051ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-20 14:46:57] [INFO ] After 8723ms SMT Verify possible using 25922 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2024-05-20 14:47:06] [INFO ] After 17447ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 6240 ms.
[2024-05-20 14:47:12] [INFO ] After 55228ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 9 out of 8643 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8643/8643 places, 40500/40500 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 8643 transition count 40499
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 8642 transition count 40499
Partial Free-agglomeration rule applied 7141 times.
Drop transitions removed 7141 transitions
Iterating global reduction 1 with 7141 rules applied. Total rules applied 7143 place count 8642 transition count 40499
Applied a total of 7143 rules in 10855 ms. Remains 8642 /8643 variables (removed 1) and now considering 40499/40500 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10855 ms. Remains : 8642/8643 places, 40499/40500 transitions.
Finished random walk after 201923 steps, including 374 resets, run visited all 7 properties in 9151 ms. (steps per millisecond=22 )
Parikh walk visited 0 properties in 0 ms.
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 QuasiLiveness after proving 16560 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 209085 ms.

BK_STOP 1716216454016

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -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="CANInsertWithFailure-PT-090"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2023"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is CANInsertWithFailure-PT-090, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r088-tall-171620522400102"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-090.tgz
mv CANInsertWithFailure-PT-090 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;