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-167889212500492.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 RingSingleMessageInMbox-PT-d0m005, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r339-tall-167889212500492
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 612K
-rw-r--r-- 1 mcc users 5.9K Feb 26 04:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K Feb 26 04:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Feb 26 04:57 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 04:57 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 25 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 04:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 177K Feb 26 04:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 125K Feb 26 04:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 16:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 64K 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 1679103202670

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=RingSingleMessageInMbox-PT-d0m005
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-18 01:33:24] [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]
[2023-03-18 01:33:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 01:33:24] [INFO ] Load time of PNML (sax parser for PT used): 46 ms
[2023-03-18 01:33:24] [INFO ] Transformed 385 places.
[2023-03-18 01:33:24] [INFO ] Transformed 59 transitions.
[2023-03-18 01:33:24] [INFO ] Parsed PT model containing 385 places and 59 transitions and 236 arcs in 105 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 385/385 places, 59/59 transitions.
Reduce places removed 331 places and 0 transitions.
Iterating post reduction 0 with 331 rules applied. Total rules applied 331 place count 54 transition count 59
Applied a total of 331 rules in 10 ms. Remains 54 /385 variables (removed 331) and now considering 59/59 (removed 0) transitions.
// Phase 1: matrix 59 rows 54 cols
[2023-03-18 01:33:24] [INFO ] Computed 3 place invariants in 10 ms
[2023-03-18 01:33:24] [INFO ] Implicit Places using invariants in 188 ms returned []
[2023-03-18 01:33:24] [INFO ] Invariant cache hit.
[2023-03-18 01:33:24] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-18 01:33:24] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 311 ms to find 0 implicit places.
[2023-03-18 01:33:24] [INFO ] Invariant cache hit.
[2023-03-18 01:33:24] [INFO ] Dead Transitions using invariants and state equation in 42 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 54/385 places, 59/59 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 364 ms. Remains : 54/385 places, 59/59 transitions.
Discarding 8 transitions out of 59. Remains 51
Initial state reduction rules removed 1 formulas.
[2023-03-18 01:33:25] [INFO ] Flatten gal took : 52 ms
[2023-03-18 01:33:25] [INFO ] Flatten gal took : 8 ms
[2023-03-18 01:33:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13332778575891067420.gal : 6 ms
[2023-03-18 01:33:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5309612931022203659.prop : 10 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/ReachabilityCardinality13332778575891067420.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5309612931022203659.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
Loading property file /tmp/ReachabilityCardinality5309612931022203659.prop.
Reachability property qltransition_44 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_3 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,44 properties remain. new max is 2
SDD size :1 after 5
Reachability property qltransition_45 is true.
Reachability property qltransition_33 is true.
Reachability property qltransition_29 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_5 is true.
SDD proceeding with computation,39 properties remain. new max is 2
SDD size :5 after 17
Reachability property qltransition_54 is true.
Reachability property qltransition_11 is true.
SDD proceeding with computation,37 properties remain. new max is 2
SDD size :17 after 30
Reachability property qltransition_31 is true.
SDD proceeding with computation,36 properties remain. new max is 2
SDD size :30 after 35
Reachability property qltransition_20 is true.
SDD proceeding with computation,35 properties remain. new max is 2
SDD size :35 after 42
Reachability property qltransition_12 is true.
SDD proceeding with computation,34 properties remain. new max is 2
SDD size :42 after 48
Reachability property qltransition_52 is true.
Reachability property qltransition_41 is true.
SDD proceeding with computation,32 properties remain. new max is 2
SDD size :48 after 86
Reachability property qltransition_51 is true.
Reachability property qltransition_19 is true.
Reachability property qltransition_18 is true.
SDD proceeding with computation,29 properties remain. new max is 2
SDD size :86 after 94
Reachability property qltransition_42 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_14 is true.
SDD proceeding with computation,26 properties remain. new max is 2
SDD size :94 after 107
Reachability property qltransition_48 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_13 is true.
SDD proceeding with computation,23 properties remain. new max is 2
SDD size :107 after 115
Reachability property qltransition_4 is true.
SDD proceeding with computation,22 properties remain. new max is 2
SDD size :115 after 126
SDD proceeding with computation,22 properties remain. new max is 4
SDD size :126 after 130
SDD proceeding with computation,22 properties remain. new max is 8
SDD size :130 after 133
Reachability property qltransition_21 is true.
SDD proceeding with computation,21 properties remain. new max is 8
SDD size :133 after 154
Reachability property qltransition_47 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_25 is true.
SDD proceeding with computation,18 properties remain. new max is 8
SDD size :154 after 164
SDD proceeding with computation,18 properties remain. new max is 16
SDD size :164 after 191
SDD proceeding with computation,18 properties remain. new max is 32
SDD size :191 after 228
SDD proceeding with computation,18 properties remain. new max is 64
SDD size :228 after 287
SDD proceeding with computation,18 properties remain. new max is 128
SDD size :287 after 395
Reachability property qltransition_40 is true.
SDD proceeding with computation,17 properties remain. new max is 128
SDD size :395 after 732
Reachability property qltransition_58 is true.
Reachability property qltransition_56 is true.
Reachability property qltransition_53 is true.
Reachability property qltransition_43 is true.
Reachability property qltransition_39 is true.
Reachability property qltransition_37 is true.
Reachability property qltransition_36 is true.
Reachability property qltransition_35 is true.
Reachability property qltransition_34 is true.
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :1988 after 2080
Reachability property qltransition_57 is true.
SDD proceeding with computation,7 properties remain. new max is 128
SDD size :2546 after 2648
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,2662,0.08963,6352,2,1187,69,8999,13,0,282,5213,0
Total reachable state count : 2662

Verifying 50 reachability properties.
Reachability property qltransition_1 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\_1,16,0.090836,6352,2,81,69,8999,14,0,286,5213,0
Reachability property qltransition_2 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\_2,1,0.09156,6616,2,55,69,8999,15,0,288,5213,0
Reachability property qltransition_3 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\_3,1,0.09197,6616,2,55,69,8999,16,0,290,5213,0
Reachability property qltransition_4 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\_4,3,0.092697,6616,2,60,69,8999,17,0,292,5213,0
Reachability property qltransition_5 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\_5,10,0.093311,6616,2,92,69,8999,18,0,294,5213,0
Reachability property qltransition_6 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\_6,5,0.093684,6616,2,60,69,8999,19,0,296,5213,0
Reachability property qltransition_7 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\_7,4,0.093974,6616,2,59,69,8999,20,0,298,5213,0
Reachability property qltransition_8 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\_8,4,0.094224,6616,2,78,69,8999,21,0,300,5213,0
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\_11,10,0.094481,6616,2,92,69,8999,22,0,302,5213,0
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\_12,4,0.094668,6616,2,78,69,8999,23,0,304,5213,0
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\_13,6,0.094903,6616,2,97,69,8999,24,0,306,5213,0
Reachability property qltransition_14 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\_14,2,0.095122,6616,2,57,69,8999,25,0,308,5213,0
Reachability property qltransition_15 does not hold.
FORMULA QuasiLiveness FALSE TECHNIQUES DECISION_DIAGRAMS COLLATERAL_PROCESSING TOPOLOGICAL INITIAL_STATE
ITS tools runner thread asked to quit. Dying gracefully.
Incomplete random walk after 10000 steps, including 2147 resets, run finished after 552 ms. (steps per millisecond=18 ) properties (out of 50) seen :23
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 53 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 27) seen :3
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 24) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 24) seen :1
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 23) seen :1
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1000 steps, including 97 resets, run finished after 13 ms. (steps per millisecond=76 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1000 steps, including 102 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 99 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 105 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 22) seen :0
Incomplete Best-First random walk after 1001 steps, including 91 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 22) seen :0
Total runtime 1372 ms.

BK_STOP 1679103206991

--------------------
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="RingSingleMessageInMbox-PT-d0m005"
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 RingSingleMessageInMbox-PT-d0m005, 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 r339-tall-167889212500492"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d0m005.tgz
mv RingSingleMessageInMbox-PT-d0m005 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 ;