Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r435-tajo-167905984200222.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d0m04, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r435-tajo-167905984200222
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 480K
-rw-r--r-- 1 mcc users 6.4K Feb 26 10:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 26 10:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 10:24 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 10:24 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 10K Feb 26 10:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 26 10:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 10:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Feb 26 10:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 17:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:05 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 57K 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679501961997

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=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SieveSingleMsgMbox-PT-d0m04
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-22 16:19:23] [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]
[2023-03-22 16:19:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 16:19:23] [INFO ] Load time of PNML (sax parser for PT used): 39 ms
[2023-03-22 16:19:23] [INFO ] Transformed 262 places.
[2023-03-22 16:19:23] [INFO ] Transformed 73 transitions.
[2023-03-22 16:19:23] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 96 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 262/262 places, 73/73 transitions.
Reduce places removed 192 places and 0 transitions.
Iterating post reduction 0 with 192 rules applied. Total rules applied 192 place count 70 transition count 73
Applied a total of 192 rules in 9 ms. Remains 70 /262 variables (removed 192) and now considering 73/73 (removed 0) transitions.
// Phase 1: matrix 73 rows 70 cols
[2023-03-22 16:19:23] [INFO ] Computed 5 place invariants in 9 ms
[2023-03-22 16:19:24] [INFO ] Implicit Places using invariants in 225 ms returned []
[2023-03-22 16:19:24] [INFO ] Invariant cache hit.
[2023-03-22 16:19:24] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-22 16:19:24] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 448 ms to find 0 implicit places.
[2023-03-22 16:19:24] [INFO ] Invariant cache hit.
[2023-03-22 16:19:24] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 70/262 places, 73/73 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 550 ms. Remains : 70/262 places, 73/73 transitions.
Discarding 10 transitions out of 73. Remains 63
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2249 resets, run finished after 593 ms. (steps per millisecond=16 ) properties (out of 62) seen :23
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1000 steps, including 38 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 39) seen :0
[2023-03-22 16:19:25] [INFO ] Flatten gal took : 130 ms
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 39) seen :0
[2023-03-22 16:19:25] [INFO ] Flatten gal took : 21 ms
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 39) seen :0
[2023-03-22 16:19:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13042865166543678993.gal : 10 ms
Incomplete Best-First random walk after 1000 steps, including 46 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 39) seen :0
[2023-03-22 16:19:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16725497362946460831.prop : 2 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/ReachabilityCardinality13042865166543678993.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16725497362946460831.prop' '--nowitness' '--gen-order' 'FOLLOW'

Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 39) seen :0
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 ...330
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 62 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 39) seen :0
Loading property file /tmp/ReachabilityCardinality16725497362946460831.prop.
SDD proceeding with computation,39 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,39 properties remain. new max is 8
SDD size :5 after 23
SDD proceeding with computation,39 properties remain. new max is 16
SDD size :23 after 82
SDD proceeding with computation,39 properties remain. new max is 32
SDD size :82 after 169
Reachability property qltransition_27 is true.
SDD proceeding with computation,38 properties remain. new max is 32
SDD size :169 after 201
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 39) seen :0
Incomplete Best-First random walk after 1001 steps, including 57 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 39) seen :1
Reachability property qltransition_62 is true.
Reachability property qltransition_59 is true.
Reachability property qltransition_58 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_55 is true.
Reachability property qltransition_26 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_21 is true.
Reachability property qltransition_20 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_13 is true.
Reachability property qltransition_12 is true.
Reachability property qltransition_11 is true.
Reachability property qltransition_10 is true.
SDD proceeding with computation,22 properties remain. new max is 32
SDD size :201 after 410
Reachability property qltransition_50 is true.
Reachability property qltransition_48 is true.
SDD proceeding with computation,20 properties remain. new max is 32
SDD size :410 after 654
Reachability property qltransition_63 is true.
SDD proceeding with computation,19 properties remain. new max is 32
SDD size :654 after 702
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,702,0.069942,6112,2,943,32,6767,25,0,372,3135,0
Total reachable state count : 702

Verifying 39 reachability properties.
Reachability property qltransition_10 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_10,1,0.07055,6376,2,71,32,6767,26,0,376,3135,0
Reachability property qltransition_11 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_11,6,0.071006,6376,2,79,32,6767,27,0,378,3135,0
Reachability property qltransition_12 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_12,6,0.0713,6376,2,79,32,6767,28,0,380,3135,0
Reachability property qltransition_13 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_13,12,0.071588,6376,2,111,32,6767,29,0,382,3135,0
Reachability property qltransition_18 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_18,12,0.071921,6376,2,111,32,6767,30,0,384,3135,0
Reachability property qltransition_19 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_19,12,0.072223,6376,2,111,32,6767,31,0,386,3135,0
Reachability property qltransition_20 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_20,6,0.072491,6376,2,83,32,6767,32,0,388,3135,0
Reachability property qltransition_21 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_21,18,0.072692,6376,2,88,32,6767,33,0,390,3135,0
Reachability property qltransition_22 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_22,6,0.072946,6376,2,79,32,6767,34,0,392,3135,0
Reachability property qltransition_26 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_26,18,0.073159,6376,2,132,32,6767,35,0,394,3135,0
Reachability property qltransition_27 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
qltransition\_27,4,0.073358,6376,2,75,32,6767,36,0,396,3135,0
Reachability property qltransition_34 does not hold.
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
ITS tools runner thread asked to quit. Dying gracefully.
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 40 ms. (steps per millisecond=25 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 41 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 63 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 38 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 90 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 104 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 122 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 90 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 118 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 117 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 99 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 86 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 105 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1000 steps, including 90 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 38) seen :0
Incomplete Best-First random walk after 1001 steps, including 92 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 38) seen :0
Total runtime 1940 ms.

BK_STOP 1679501965796

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /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="SieveSingleMsgMbox-PT-d0m04"
export BK_EXAMINATION="QuasiLiveness"
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 SieveSingleMsgMbox-PT-d0m04, 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 r435-tajo-167905984200222"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m04.tgz
mv SieveSingleMsgMbox-PT-d0m04 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 ;