Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r254-tall-162106745700207.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is SmartHome-PT-07, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-162106745700207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 14K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 137K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 82K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Mar 28 16:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 16:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 16:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Mar 27 13:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 13:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 25 19:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 25 19:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 3 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 63K May 5 16:52 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 SmartHome-PT-07-ReachabilityFireability-00
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-01
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-02
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-03
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-04
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-05
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-06
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-07
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-08
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-09
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-10
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-11
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-12
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-13
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-14
FORMULA_NAME SmartHome-PT-07-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1621166700051

Running Version 0
[2021-05-16 12:05:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -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, 3600]
[2021-05-16 12:05:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 12:05:01] [INFO ] Load time of PNML (sax parser for PT used): 54 ms
[2021-05-16 12:05:01] [INFO ] Transformed 251 places.
[2021-05-16 12:05:01] [INFO ] Transformed 290 transitions.
[2021-05-16 12:05:01] [INFO ] Found NUPN structural information;
[2021-05-16 12:05:01] [INFO ] Parsed PT model containing 251 places and 290 transitions in 95 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 29 places in 3 ms
Reduce places removed 29 places and 30 transitions.
FORMULA SmartHome-PT-07-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SmartHome-PT-07-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 62 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 14) seen :9
FORMULA SmartHome-PT-07-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SmartHome-PT-07-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 6 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 5) seen :1
FORMULA SmartHome-PT-07-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 260 rows 222 cols
[2021-05-16 12:05:02] [INFO ] Computed 10 place invariants in 18 ms
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2021-05-16 12:05:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2021-05-16 12:05:02] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:05:02] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned unsat
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2021-05-16 12:05:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2021-05-16 12:05:02] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:05:02] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned unsat
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2021-05-16 12:05:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:05:02] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2021-05-16 12:05:02] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:05:02] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2021-05-16 12:05:02] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-16 12:05:02] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2021-05-16 12:05:02] [INFO ] Deduced a trap composed of 36 places in 93 ms of which 4 ms to minimize.
[2021-05-16 12:05:02] [INFO ] Deduced a trap composed of 31 places in 39 ms of which 1 ms to minimize.
[2021-05-16 12:05:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 175 ms
[2021-05-16 12:05:03] [INFO ] Computed and/alt/rep : 235/392/235 causal constraints (skipped 24 transitions) in 18 ms.
[2021-05-16 12:05:03] [INFO ] Added : 150 causal constraints over 31 iterations in 480 ms. Result :sat
Attempting to minimize the solution found.
Minimization took 2 ms.
[2021-05-16 12:05:03] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2021-05-16 12:05:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 12:05:03] [INFO ] [Real]Absence check using state equation in 70 ms returned sat
[2021-05-16 12:05:03] [INFO ] Solution in real domain found non-integer solution.
[2021-05-16 12:05:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned unsat
FORMULA SmartHome-PT-07-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SmartHome-PT-07-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA SmartHome-PT-07-ReachabilityFireability-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 4 Parikh solutions to 1 different solutions.
Incomplete Parikh walk after 20800 steps, including 177 resets, run finished after 76 ms. (steps per millisecond=273 ) properties (out of 1) seen :0 could not realise parikh vector
Support contains 3 out of 222 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 222/222 places, 260/260 transitions.
Graph (trivial) has 219 edges and 222 vertex of which 87 / 222 are part of one of the 6 SCC in 3 ms
Free SCC test removed 81 places
Drop transitions removed 106 transitions
Reduce isomorphic transitions removed 106 transitions.
Graph (complete) has 227 edges and 141 vertex of which 134 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.1 ms
Discarding 7 places :
Also discarding 0 output transitions
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 58 transitions
Trivial Post-agglo rules discarded 58 transitions
Performed 58 trivial Post agglomeration. Transition count delta: 58
Iterating post reduction 0 with 64 rules applied. Total rules applied 66 place count 134 transition count 90
Reduce places removed 58 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 1 with 69 rules applied. Total rules applied 135 place count 76 transition count 79
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 140 place count 71 transition count 79
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 140 place count 71 transition count 76
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 146 place count 68 transition count 76
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 173 place count 41 transition count 49
Iterating global reduction 3 with 27 rules applied. Total rules applied 200 place count 41 transition count 49
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 206 place count 41 transition count 43
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 5 Pre rules applied. Total rules applied 206 place count 41 transition count 38
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 216 place count 36 transition count 38
Graph (complete) has 64 edges and 36 vertex of which 34 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 1 rules applied. Total rules applied 217 place count 34 transition count 38
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 219 place count 34 transition count 36
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 6 with 20 rules applied. Total rules applied 239 place count 24 transition count 26
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Graph (complete) has 36 edges and 24 vertex of which 21 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Iterating post reduction 6 with 11 rules applied. Total rules applied 250 place count 21 transition count 16
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 251 place count 21 transition count 15
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 252 place count 20 transition count 15
Applied a total of 252 rules in 37 ms. Remains 20 /222 variables (removed 202) and now considering 15/260 (removed 245) transitions.
Finished structural reductions, in 1 iterations. Remains : 20/222 places, 15/260 transitions.
[2021-05-16 12:05:03] [INFO ] Flatten gal took : 19 ms
[2021-05-16 12:05:03] [INFO ] Flatten gal took : 3 ms
[2021-05-16 12:05:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7733477684164567510.gal : 4 ms
[2021-05-16 12:05:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17170196942719339361.prop : 1 ms
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /tmp/ReachabilityCardinality7733477684164567510.gal, -t, CGAL, -reachable-file, /tmp/ReachabilityCardinality17170196942719339361.prop, --nowitness, --gen-order, FOLLOW], workingDir=/home/mcc/execution]

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202104292328/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /tmp/ReachabilityCardinality7733477684164567510.gal -t CGAL -reachable-file /tmp/ReachabilityCardinality17170196942719339361.prop --nowitness --gen-order FOLLOW
Loading property file /tmp/ReachabilityCardinality17170196942719339361.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :4 after 6
Reachability property SmartHome-PT-07-ReachabilityFireability-10 is true.
FORMULA SmartHome-PT-07-ReachabilityFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 17 fixpoint passes
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,28,0.008351,3760,2,59,10,272,6,0,88,169,0
Total reachable state count : 28

Verifying 1 reachability properties.
Reachability property SmartHome-PT-07-ReachabilityFireability-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
SmartHome-PT-07-ReachabilityFireability-10,1,0.008783,4132,2,21,10,272,7,0,96,169,0
All properties solved without resorting to model-checking.

BK_STOP 1621166704916

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -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 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="SmartHome-PT-07"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 SmartHome-PT-07, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-162106745700207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SmartHome-PT-07.tgz
mv SmartHome-PT-07 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;