Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r265-tall-165303551400339.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 TokenRing-COL-020, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r265-tall-165303551400339
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 260K
-rw-r--r-- 1 mcc users 8.5K Apr 29 15:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K Apr 29 15:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 29 14:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 29 14:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 09:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 09:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 9 09:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 9 09:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_pt
-rw-r--r-- 1 mcc users 4 May 10 09:34 instance
-rw-r--r-- 1 mcc users 5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 18K May 10 09:34 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 Liveness

=== Now, execution of the tool begins

BK_START 1653066698595

Running Version 202205111006
[2022-05-20 17:11:39] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-20 17:11:39] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-20 17:11:39] [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.
[2022-05-20 17:11:40] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-05-20 17:11:40] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 543 ms
[2022-05-20 17:11:40] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 441 PT places and 9282.0 transition bindings in 16 ms.
[2022-05-20 17:11:40] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 5 ms.
[2022-05-20 17:11:40] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2022-05-20 17:11:40] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions 33684 arcs in 113 ms.
[2022-05-20 17:11:40] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2022-05-20 17:11:40] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions 33684 arcs in 56 ms.
[2022-05-20 17:11:40] [INFO ] Unfolded 2 HLPN properties in 2 ms.
[2022-05-20 17:11:40] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 0 ms.
[2022-05-20 17:11:40] [INFO ] Skeletonized 2 HLPN properties in 0 ms.
Reduce places removed 1 places and 0 transitions.
Skeleton produced trivially non deadlocked net.
Domain [Process(21), Process(21)] of place State breaks symmetries in sort Process
[2022-05-20 17:11:40] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions 33684 arcs in 42 ms.
[2022-05-20 17:11:40] [INFO ] Unfolded 2 HLPN properties in 1 ms.
Built sparse matrix representations for Structural reductions in 18 ms.30972KB memory used
Starting structural reductions in DEADLOCKS mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 242 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Starting structural reductions in DEADLOCKS mode, iteration 0 : 441/441 places, 8421/8421 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 126 ms. Remains 441 /441 variables (removed 0) and now considering 8421/8421 (removed 0) transitions.
// Phase 1: matrix 8421 rows 441 cols
[2022-05-20 17:11:41] [INFO ] Computed 21 place invariants in 52 ms
[2022-05-20 17:11:41] [INFO ] Implicit Places using invariants in 234 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2022-05-20 17:11:41] [INFO ] Computed 21 place invariants in 18 ms
[2022-05-20 17:11:42] [INFO ] Implicit Places using invariants and state equation in 885 ms returned []
Implicit Place search using SMT with State Equation took 1145 ms to find 0 implicit places.
[2022-05-20 17:11:43] [INFO ] Redundant transitions in 943 ms returned []
// Phase 1: matrix 8421 rows 441 cols
[2022-05-20 17:11:43] [INFO ] Computed 21 place invariants in 23 ms
[2022-05-20 17:11:45] [INFO ] Dead Transitions using invariants and state equation in 2178 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 441/441 places, 8421/8421 transitions.
Random walk for 1250000 steps, including 0 resets, run took 5473 ms (no deadlock found). (steps per millisecond=228 )
Random directed walk for 1250000 steps, including 0 resets, run took 5419 ms (no deadlock found). (steps per millisecond=230 )
// Phase 1: matrix 8421 rows 441 cols
[2022-05-20 17:11:56] [INFO ] Computed 21 place invariants in 24 ms
[2022-05-20 17:11:57] [INFO ] [Real]Absence check using 21 positive place invariants in 43 ms returned unsat
[2022-05-20 17:11:57] [INFO ] Unfolded HLPN to a Petri net with 441 places and 8421 transitions 33684 arcs in 24 ms.
[2022-05-20 17:11:57] [INFO ] Unfolded 2 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
Finished random walk after 66 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=9 )
Able to resolve query QuasiLiveness after proving 2 properties.
[2022-05-20 17:11:58] [INFO ] Flatten gal took : 450 ms
[2022-05-20 17:11:58] [INFO ] Flatten gal took : 307 ms
[2022-05-20 17:11:58] [INFO ] Time to serialize gal into /tmp/CTLFireability3319123724447703576.gal : 74 ms
[2022-05-20 17:11:58] [INFO ] Time to serialize properties into /tmp/CTLFireability3073144675695249922.ctl : 40 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3319123724447703576.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3073144675695249922.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...274
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
Detected timeout of ITS tools.
[2022-05-20 17:12:02] [INFO ] Flatten gal took : 278 ms
[2022-05-20 17:12:02] [INFO ] Applying decomposition
[2022-05-20 17:12:02] [INFO ] Flatten gal took : 232 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph17582982476458790830.txt' '-o' '/tmp/graph17582982476458790830.bin' '-w' '/tmp/graph17582982476458790830.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph17582982476458790830.bin' '-l' '-1' '-v' '-w' '/tmp/graph17582982476458790830.weights' '-q' '0' '-e' '0.001'
[2022-05-20 17:12:02] [INFO ] Decomposing Gal with order
[2022-05-20 17:12:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-20 17:12:03] [INFO ] Removed a total of 19323 redundant transitions.
[2022-05-20 17:12:03] [INFO ] Flatten gal took : 624 ms
[2022-05-20 17:12:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 30 labels/synchronizations in 123 ms.
[2022-05-20 17:12:04] [INFO ] Time to serialize gal into /tmp/CTLFireability246486477044920039.gal : 30 ms
[2022-05-20 17:12:04] [INFO ] Time to serialize properties into /tmp/CTLFireability7420261220944089078.ctl : 35 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability246486477044920039.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7420261220944089078.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...252
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
Detected timeout of ITS tools.
[2022-05-20 17:12:08] [INFO ] Flatten gal took : 227 ms
[2022-05-20 17:12:08] [INFO ] Flatten gal took : 224 ms
[2022-05-20 17:12:08] [INFO ] Time to serialize gal into /tmp/CTLFireability18149151109385596473.gal : 20 ms
[2022-05-20 17:12:08] [INFO ] Time to serialize properties into /tmp/CTLFireability8370883262426023000.ctl : 21 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18149151109385596473.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability8370883262426023000.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...275
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
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,2.44663e+10,6.74851,135296,2,20851,5,65754,6,0,10188,36317,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2022-05-20 17:12:38] [INFO ] Flatten gal took : 220 ms
[2022-05-20 17:12:38] [INFO ] Applying decomposition
[2022-05-20 17:12:38] [INFO ] Flatten gal took : 272 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/convert-linux64' '-i' '/tmp/graph18305080076235337970.txt' '-o' '/tmp/graph18305080076235337970.bin' '-w' '/tmp/graph18305080076235337970.weights'
Built communities with : '/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202205111006/bin/louvain-linux64' '/tmp/graph18305080076235337970.bin' '-l' '-1' '-v' '-w' '/tmp/graph18305080076235337970.weights' '-q' '0' '-e' '0.001'
[2022-05-20 17:12:39] [INFO ] Decomposing Gal with order
[2022-05-20 17:12:39] [INFO ] Rewriting arrays to variables to allow decomposition.
[2022-05-20 17:12:39] [INFO ] Removed a total of 19323 redundant transitions.
[2022-05-20 17:12:40] [INFO ] Flatten gal took : 467 ms
[2022-05-20 17:12:42] [INFO ] Fuse similar labels procedure discarded/fused a total of 274 labels/synchronizations in 129 ms.
[2022-05-20 17:12:42] [INFO ] Time to serialize gal into /tmp/CTLFireability4064448487582957482.gal : 21 ms
[2022-05-20 17:12:42] [INFO ] Time to serialize properties into /tmp/CTLFireability14788334797669448588.ctl : 28 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4064448487582957482.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14788334797669448588.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...254
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
Detected timeout of ITS tools.
[2022-05-20 17:13:12] [INFO ] Flatten gal took : 214 ms
[2022-05-20 17:13:13] [INFO ] Flatten gal took : 219 ms
[2022-05-20 17:13:13] [INFO ] Time to serialize gal into /tmp/CTLFireability14764260099498661037.gal : 16 ms
[2022-05-20 17:13:13] [INFO ] Time to serialize properties into /tmp/CTLFireability16148489901219486.ctl : 17 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14764260099498661037.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16148489901219486.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202205111006/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /tmp/C...273
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
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,2.44663e+10,6.80618,135104,2,20851,5,65754,6,0,10188,36317,0


Converting to forward existential form...Done !
original formula: AG(EF((((((((State_6>=1)&&(State_426>=1))||((State_14>=1)&&(State_434>=1)))||(((State_5>=1)&&(State_425>=1))||((State_7>=1)&&(State_427>=...747
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((((State_6>=1)&&(State_426>=1))||((State_14>=1)&&(State_434>=1)))||(((State_5...807
Reverse transition relation is NOT exact ! Due to transitions MainProcessx0, MainProcessx1, MainProcessx2, MainProcessx3, MainProcessx4, MainProcessx5, Mai...42816
(forward)formula 0,1,175.523,4059780,1,0,5761,7.00751e+06,9,1983,27601,6.7349e+06,41
Formula is TRUE !

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

original formula: AG(EF(((((((((((((((((State_195>=1)&&(State_210>=1))||((State_213>=1)&&(State_251>=1)))||(((State_62>=1)&&(State_69>=1))||((State_164>=1)...298642
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U ((((((((((((((((State_195>=1)&&(State_210>=1))||((State_213>=1)&&(State_251>=1)))...298702
(forward)formula 1,1,190.426,4059780,1,0,5761,7.00751e+06,10,1983,36421,6.7349e+06,45
Formula is TRUE !

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

Able to resolve query Liveness after proving 2 properties.
FORMULA Liveness TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Total runtime 286686 ms.

BK_STOP 1653066986426

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination Liveness -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="TokenRing-COL-020"
export BK_EXAMINATION="Liveness"
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 2-4028"
echo " Executing tool itstools"
echo " Input is TokenRing-COL-020, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r265-tall-165303551400339"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-020.tgz
mv TokenRing-COL-020 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;