Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r156-oct2-158972914000395.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SafeBus-PT-03, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-oct2-158972914000395
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 332K
-rw-r--r-- 1 mcc users 3.2K Apr 12 12:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 16K Apr 12 12:07 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K Apr 11 13:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 11 13:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:38 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:38 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.6K Apr 14 12:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Apr 28 14:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 14 12:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 28K Apr 28 14:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Apr 10 17:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 10 17:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Apr 9 23:49 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 39K Apr 9 23:49 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 10 22:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 10 22:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:38 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:38 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:38 iscolored
-rw-r--r-- 1 mcc users 93K Mar 24 05:38 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 SafeBus-PT-03-CTLCardinality-00
FORMULA_NAME SafeBus-PT-03-CTLCardinality-01
FORMULA_NAME SafeBus-PT-03-CTLCardinality-02
FORMULA_NAME SafeBus-PT-03-CTLCardinality-03
FORMULA_NAME SafeBus-PT-03-CTLCardinality-04
FORMULA_NAME SafeBus-PT-03-CTLCardinality-05
FORMULA_NAME SafeBus-PT-03-CTLCardinality-06
FORMULA_NAME SafeBus-PT-03-CTLCardinality-07
FORMULA_NAME SafeBus-PT-03-CTLCardinality-08
FORMULA_NAME SafeBus-PT-03-CTLCardinality-09
FORMULA_NAME SafeBus-PT-03-CTLCardinality-10
FORMULA_NAME SafeBus-PT-03-CTLCardinality-11
FORMULA_NAME SafeBus-PT-03-CTLCardinality-12
FORMULA_NAME SafeBus-PT-03-CTLCardinality-13
FORMULA_NAME SafeBus-PT-03-CTLCardinality-14
FORMULA_NAME SafeBus-PT-03-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1589897125011

[2020-05-19 14:05:27] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2020-05-19 14:05:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-05-19 14:05:27] [INFO ] Load time of PNML (sax parser for PT used): 44 ms
[2020-05-19 14:05:27] [INFO ] Transformed 57 places.
[2020-05-19 14:05:27] [INFO ] Transformed 91 transitions.
[2020-05-19 14:05:27] [INFO ] Parsed PT model containing 57 places and 91 transitions in 78 ms.
Reduce places removed 3 places and 0 transitions.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 16 ms.
Incomplete random walk after 100000 steps, including 0 resets, run finished after 208 ms. (steps per millisecond=480 ) properties seen :[0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0]
[2020-05-19 14:05:27] [INFO ] Flow matrix only has 68 transitions (discarded 23 similar events)
// Phase 1: matrix 68 rows 54 cols
[2020-05-19 14:05:27] [INFO ] Computed 17 place invariants in 6 ms
[2020-05-19 14:05:27] [INFO ] [Real]Absence check using 7 positive place invariants in 14 ms returned unsat
[2020-05-19 14:05:27] [INFO ] [Real]Absence check using 7 positive place invariants in 5 ms returned sat
[2020-05-19 14:05:27] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 3 ms returned sat
[2020-05-19 14:05:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-05-19 14:05:27] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2020-05-19 14:05:27] [INFO ] Solution in real domain found non-integer solution.
[2020-05-19 14:05:27] [INFO ] [Nat]Absence check using 7 positive place invariants in 8 ms returned sat
[2020-05-19 14:05:27] [INFO ] [Nat]Absence check using 7 positive and 10 generalized place invariants in 4 ms returned sat
[2020-05-19 14:05:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2020-05-19 14:05:27] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2020-05-19 14:05:27] [INFO ] State equation strengthened by 13 read => feed constraints.
[2020-05-19 14:05:27] [INFO ] [Nat]Added 13 Read/Feed constraints in 5 ms returned sat
[2020-05-19 14:05:27] [INFO ] Computed and/alt/rep : 88/600/65 causal constraints in 12 ms.
[2020-05-19 14:05:28] [INFO ] Added : 65 causal constraints over 13 iterations in 173 ms. Result :sat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 31 ms returned sat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 4 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 12 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 51 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 18 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 7 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 20 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive and 10 generalized place invariants in 4 ms returned unsat
[2020-05-19 14:05:28] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned unsat
Successfully simplified 11 atomic propositions for a total of 11 simplifications.
[2020-05-19 14:05:28] [INFO ] Initial state reduction rules for CTL removed 9 formulas.
[2020-05-19 14:05:28] [INFO ] Flatten gal took : 91 ms
[2020-05-19 14:05:28] [INFO ] Initial state reduction rules for CTL removed 9 formulas.
[2020-05-19 14:05:28] [INFO ] Flatten gal took : 31 ms
FORMULA SafeBus-PT-03-CTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SafeBus-PT-03-CTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-05-19 14:05:28] [INFO ] Applying decomposition
[2020-05-19 14:05:28] [INFO ] Flatten gal took : 19 ms
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/convert-linux64, -i, /tmp/graph11333305853804751594.txt, -o, /tmp/graph11333305853804751594.bin, -w, /tmp/graph11333305853804751594.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202005100927/bin/louvain-linux64, /tmp/graph11333305853804751594.bin, -l, -1, -v, -w, /tmp/graph11333305853804751594.weights, -q, 0, -e, 0.001], workingDir=null]
[2020-05-19 14:05:29] [INFO ] Decomposing Gal with order
[2020-05-19 14:05:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-05-19 14:05:29] [INFO ] Removed a total of 191 redundant transitions.
[2020-05-19 14:05:29] [INFO ] Flatten gal took : 91 ms
[2020-05-19 14:05:29] [INFO ] Fuse similar labels procedure discarded/fused a total of 33 labels/synchronizations in 6 ms.
[2020-05-19 14:05:29] [INFO ] Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 3 ms
[2020-05-19 14:05:29] [INFO ] Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLCardinality.ctl, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-ctl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202005100927/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLCardinality.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLCardinality.ctl --gen-order FOLLOW
No direction supplied, using forward translation only.
Parsed 7 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,4650,0.129089,10344,2,2393,5,26171,6,0,306,21632,0


Converting to forward existential form...Done !
original formula: EF(((((gu2.FMC_1+gu2.FMC_2)+gu2.FMC_3)<=(((((gu2.wait_ack_2_1+gu2.wait_ack_3_1)+gu2.wait_ack_1_2)+gu2.wait_ack_3_2)+gu2.wait_ack_1_3)+gu2.wait_ack_2_3))&&(((gu4.RMC_1+gu4.RMC_2)+gu4.RMC_3)>=3)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((((gu2.FMC_1+gu2.FMC_2)+gu2.FMC_3)<=(((((gu2.wait_ack_2_1+gu2.wait_ack_3_1)+gu2.wait_ack_1_2)+gu2.wait_ack_3_2)+gu2.wait_ack_1_3)+gu2.wait_ack_2_3))&&(((gu4.RMC_1+gu4.RMC_2)+gu4.RMC_3)>=3)))] != FALSE
(forward)formula 0,0,0.131566,10344,1,0,5,26171,8,0,325,21632,0
FORMULA SafeBus-PT-03-CTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: AF(EG((gi3.gu6.FMCb>=1)))
=> equivalent forward existential formula: [FwdG(Init,!(EG((gi3.gu6.FMCb>=1))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions gi3.I_ask2_2_2, gi3.I_ask2_3_1, gi3.I_ask2_1_1, gi3.I_rec2_3_3, gi3.I_rec2_2_2, gi3.I_rec2_1_1, gi3.I_rec1_3_3, gi3.I_rec1_2_2, gi3.I_rec1_1_1, I_reemit_2_1, I_reemit_1_2, I_reemit_1_3, C_free_1_1, C_free_2_2, C_free_3_3, loss_m_3, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/41/16/57
(forward)formula 1,0,1.57028,54276,1,0,224,267464,139,94,2165,193395,243
FORMULA SafeBus-PT-03-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: (!(AF((gi3.gu6.FMCb<=((gi3.gu6.loop_em_1+gi3.gu6.loop_em_2)+gi3.gu6.loop_em_3)))) + AX(AG((((gu4.RMC_1+gu4.RMC_2)+gu4.RMC_3)<=((gu4.PMC_1+gu4.PMC_2)+gu4.PMC_3)))))
=> equivalent forward existential formula: [(FwdU(EY((Init * !(!(!(EG(!((gi3.gu6.FMCb<=((gi3.gu6.loop_em_1+gi3.gu6.loop_em_2)+gi3.gu6.loop_em_3))))))))),TRUE) * !((((gu4.RMC_1+gu4.RMC_2)+gu4.RMC_3)<=((gu4.PMC_1+gu4.PMC_2)+gu4.PMC_3))))] = FALSE
(forward)formula 2,0,2.41592,78036,1,0,287,395797,147,123,2212,282076,333
FORMULA SafeBus-PT-03-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

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

original formula: A((((((((gu2.wait_ack_2_1+gu2.wait_ack_3_1)+gu2.wait_ack_1_2)+gu2.wait_ack_3_2)+gu2.wait_ack_1_3)+gu2.wait_ack_2_3)<1)&&(((gu1.cable_used_1+gu1.cable_used_2)+gu1.cable_used_3)>gu1.S_tout)) U EG(TRUE))
=> equivalent forward existential formula: [((Init * !(EG(!(EG(TRUE))))) * !(E(!(EG(TRUE)) U (!((((((((gu2.wait_ack_2_1+gu2.wait_ack_3_1)+gu2.wait_ack_1_2)+gu2.wait_ack_3_2)+gu2.wait_ack_1_3)+gu2.wait_ack_2_3)<1)&&(((gu1.cable_used_1+gu1.cable_used_2)+gu1.cable_used_3)>gu1.S_tout))) * !(EG(TRUE))))))] != FALSE
(forward)formula 3,1,2.42896,78300,1,0,289,397405,158,125,2219,286485,338
FORMULA SafeBus-PT-03-CTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EG(((gu2.FMC_3<1)&&(gu2.FMC_1<=gu4.RMC_1)))
=> equivalent forward existential formula: [FwdG(Init,((gu2.FMC_3<1)&&(gu2.FMC_1<=gu4.RMC_1)))] != FALSE
Hit Full ! (commute/partial/dont) 48/2/9
(forward)formula 4,1,2.53258,81204,1,0,291,406930,165,126,2280,299590,342
FORMULA SafeBus-PT-03-CTLCardinality-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EG(EF((gi3.gu6.loop_em_3<1)))
=> equivalent forward existential formula: [FwdG(Init,E(TRUE U (gi3.gu6.loop_em_3<1)))] != FALSE
(forward)formula 5,1,2.80161,84900,1,0,295,419657,168,128,2314,309109,352
FORMULA SafeBus-PT-03-CTLCardinality-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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

original formula: EG(AF((gu2.wait_ack_2_1<1)))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!((gu2.wait_ack_2_1<1)))))] != FALSE
(forward)formula 6,1,2.93475,88860,1,0,374,445366,174,159,2315,327712,456
FORMULA SafeBus-PT-03-CTLCardinality-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

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


BK_STOP 1589897132720

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SafeBus-PT-03"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itstools"
echo " Input is SafeBus-PT-03, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r156-oct2-158972914000395"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SafeBus-PT-03.tgz
mv SafeBus-PT-03 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;