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.r101-tall-167814475500575.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 DLCflexbar-PT-6a, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r101-tall-167814475500575
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 6.2K Feb 25 17:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 25 17:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Feb 25 16:41 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Feb 25 16:41 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Feb 25 15:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.8K Feb 25 20:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 25 20:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Feb 25 18:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Feb 25 18:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 15:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 4.2M Mar 5 18:22 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 DLCflexbar-PT-6a-ReachabilityFireability-00
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-01
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-02
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-03
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-04
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-05
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-06
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-07
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-08
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-09
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-10
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-11
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-12
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-13
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-14
FORMULA_NAME DLCflexbar-PT-6a-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678291526856

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=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCflexbar-PT-6a
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202303021504
[2023-03-08 16:05:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-08 16:05:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 16:05:28] [INFO ] Load time of PNML (sax parser for PT used): 368 ms
[2023-03-08 16:05:28] [INFO ] Transformed 2069 places.
[2023-03-08 16:05:28] [INFO ] Transformed 16077 transitions.
[2023-03-08 16:05:28] [INFO ] Found NUPN structural information;
[2023-03-08 16:05:28] [INFO ] Parsed PT model containing 2069 places and 16077 transitions and 63325 arcs in 645 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 1760 transitions
Reduce redundant transitions removed 1760 transitions.
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 754 ms. (steps per millisecond=13 ) properties (out of 13) seen :11
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 321 ms. (steps per millisecond=31 ) properties (out of 2) seen :0
[2023-03-08 16:05:30] [INFO ] Flatten gal took : 791 ms
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 277 ms. (steps per millisecond=36 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-08 16:05:30] [INFO ] Flow matrix only has 970 transitions (discarded 13347 similar events)
// Phase 1: matrix 970 rows 2069 cols
[2023-03-08 16:05:30] [INFO ] Computed 1492 place invariants in 26 ms
[2023-03-08 16:05:31] [INFO ] Flatten gal took : 482 ms
[2023-03-08 16:05:31] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18025183607238574770.gal : 88 ms
[2023-03-08 16:05:31] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5454517005064029164.prop : 1 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/ReachabilityCardinality18025183607238574770.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5454517005064029164.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
[2023-03-08 16:05:31] [INFO ] After 649ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-08 16:05:32] [INFO ] [Nat]Absence check using 1492 positive place invariants in 365 ms returned sat
Loading property file /tmp/ReachabilityCardinality5454517005064029164.prop.
[2023-03-08 16:05:33] [INFO ] After 996ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2023-03-08 16:05:33] [INFO ] State equation strengthened by 217 read => feed constraints.
[2023-03-08 16:05:33] [INFO ] After 426ms SMT Verify possible using 217 Read/Feed constraints in natural domain returned unsat :1 sat :1
[2023-03-08 16:05:34] [INFO ] After 830ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 452 ms.
[2023-03-08 16:05:34] [INFO ] After 3233ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 125 ms.
Support contains 89 out of 2069 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2069/2069 places, 14317/14317 transitions.
Graph (trivial) has 738 edges and 2069 vertex of which 148 / 2069 are part of one of the 72 SCC in 7 ms
Free SCC test removed 76 places
Drop transitions removed 7636 transitions
Reduce isomorphic transitions removed 7636 transitions.
Graph (complete) has 7840 edges and 1993 vertex of which 1603 are kept as prefixes of interest. Removing 390 places using SCC suffix rule.13 ms
Discarding 390 places :
Also discarding 390 output transitions
Drop transitions removed 390 transitions
Drop transitions removed 1040 transitions
Reduce isomorphic transitions removed 1040 transitions.
Drop transitions removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 0 with 1054 rules applied. Total rules applied 1056 place count 1603 transition count 5237
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 18 rules applied. Total rules applied 1074 place count 1589 transition count 5233
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 1078 place count 1586 transition count 5232
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 1078 place count 1586 transition count 5221
Deduced a syphon composed of 11 places in 2 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 1100 place count 1575 transition count 5221
Discarding 1196 places :
Symmetric choice reduction at 3 with 1196 rule applications. Total rules 2296 place count 379 transition count 1679
Iterating global reduction 3 with 1196 rules applied. Total rules applied 3492 place count 379 transition count 1679
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 3 with 19 rules applied. Total rules applied 3511 place count 379 transition count 1660
Performed 26 Post agglomeration using F-continuation condition.Transition count delta: 26
Deduced a syphon composed of 26 places in 1 ms
Reduce places removed 26 places and 0 transitions.
Iterating global reduction 4 with 52 rules applied. Total rules applied 3563 place count 353 transition count 1634
Drop transitions removed 280 transitions
Ensure Unique test removed 80 transitions
Reduce isomorphic transitions removed 360 transitions.
Graph (complete) has 1362 edges and 353 vertex of which 351 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 361 rules applied. Total rules applied 3924 place count 351 transition count 1274
Discarding 22 places :
Symmetric choice reduction at 5 with 22 rule applications. Total rules 3946 place count 329 transition count 1188
Iterating global reduction 5 with 22 rules applied. Total rules applied 3968 place count 329 transition count 1188
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 5 with 8 rules applied. Total rules applied 3976 place count 325 transition count 1184
Drop transitions removed 413 transitions
Redundant transition composition rules discarded 413 transitions
Iterating global reduction 5 with 413 rules applied. Total rules applied 4389 place count 325 transition count 771
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 4394 place count 320 transition count 771
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 3 Pre rules applied. Total rules applied 4394 place count 320 transition count 768
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 6 rules applied. Total rules applied 4400 place count 317 transition count 768
Discarding 93 places :
Symmetric choice reduction at 6 with 93 rule applications. Total rules 4493 place count 224 transition count 517
Iterating global reduction 6 with 93 rules applied. Total rules applied 4586 place count 224 transition count 517
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 4588 place count 223 transition count 516
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 4590 place count 222 transition count 528
Drop transitions removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 4603 place count 222 transition count 515
Free-agglomeration rule applied 6 times with reduction of 13 identical transitions.
Iterating global reduction 7 with 6 rules applied. Total rules applied 4609 place count 222 transition count 496
Reduce places removed 6 places and 0 transitions.
Drop transitions removed 31 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 44 transitions.
Iterating post reduction 7 with 50 rules applied. Total rules applied 4659 place count 216 transition count 452
Drop transitions removed 26 transitions
Redundant transition composition rules discarded 26 transitions
Iterating global reduction 8 with 26 rules applied. Total rules applied 4685 place count 216 transition count 426
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 4686 place count 216 transition count 426
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 4687 place count 216 transition count 425
Applied a total of 4687 rules in 562 ms. Remains 216 /2069 variables (removed 1853) and now considering 425/14317 (removed 13892) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 563 ms. Remains : 216/2069 places, 425/14317 transitions.
Finished random walk after 89 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=44 )
FORMULA DLCflexbar-PT-6a-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
All properties solved without resorting to model-checking.
Total runtime 7208 ms.

BK_STOP 1678291537170

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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 ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="DLCflexbar-PT-6a"
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 2-5348"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-6a, 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 r101-tall-167814475500575"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-6a.tgz
mv DLCflexbar-PT-6a 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 ;