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.r453-smll-167912645800670.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)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is StigmergyElection-PT-09a, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r453-smll-167912645800670
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 17M
-rw-r--r-- 1 mcc users 8.1K Feb 26 16:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Feb 26 16:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 26 16:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 16:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 17:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.5K Feb 26 16:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 26 16:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 16:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 16:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 17:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 17M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-00
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-01
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-02
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-03
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-04
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-05
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-06
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-07
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-08
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-09
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-10
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-11
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-12
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-13
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-14
FORMULA_NAME StigmergyElection-PT-09a-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679432470904

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=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-09a
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202303021504
[2023-03-21 21:01:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-21 21:01:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 21:01:15] [INFO ] Load time of PNML (sax parser for PT used): 1287 ms
[2023-03-21 21:01:15] [INFO ] Transformed 128 places.
[2023-03-21 21:01:16] [INFO ] Transformed 18490 transitions.
[2023-03-21 21:01:16] [INFO ] Found NUPN structural information;
[2023-03-21 21:01:16] [INFO ] Parsed PT model containing 128 places and 18490 transitions and 329609 arcs in 1634 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 24 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 17295 transitions
Reduce redundant transitions removed 17295 transitions.
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-21 21:01:17] [INFO ] Flatten gal took : 341 ms
[2023-03-21 21:01:17] [INFO ] Flatten gal took : 167 ms
[2023-03-21 21:01:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9555020682106309486.gal : 109 ms
[2023-03-21 21:01:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14988900902959609965.prop : 14 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/ReachabilityCardinality9555020682106309486.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14988900902959609965.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
Incomplete random walk after 10000 steps, including 5 resets, run finished after 1309 ms. (steps per millisecond=7 ) properties (out of 10) seen :8
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 21:01:17] [INFO ] Flow matrix only has 1168 transitions (discarded 27 similar events)
// Phase 1: matrix 1168 rows 128 cols
[2023-03-21 21:01:17] [INFO ] Computed 10 place invariants in 50 ms
[2023-03-21 21:01:18] [INFO ] After 227ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Loading property file /tmp/ReachabilityCardinality14988900902959609965.prop.
[2023-03-21 21:01:18] [INFO ] [Nat]Absence check using 10 positive place invariants in 10 ms returned sat
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :3 after 9
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :9 after 82
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :82 after 730
[2023-03-21 21:01:18] [INFO ] After 609ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 21:01:18] [INFO ] State equation strengthened by 1066 read => feed constraints.
Invariant property StigmergyElection-PT-09a-ReachabilityCardinality-13 does not hold.
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :730 after 20202
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :20202 after 20205
[2023-03-21 21:01:19] [INFO ] After 310ms SMT Verify possible using 1066 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 21:01:19] [INFO ] Deduced a trap composed of 12 places in 623 ms of which 8 ms to minimize.
[2023-03-21 21:01:20] [INFO ] Deduced a trap composed of 13 places in 429 ms of which 2 ms to minimize.
[2023-03-21 21:01:20] [INFO ] Deduced a trap composed of 12 places in 386 ms of which 2 ms to minimize.
[2023-03-21 21:01:21] [INFO ] Deduced a trap composed of 13 places in 304 ms of which 2 ms to minimize.
[2023-03-21 21:01:21] [INFO ] Deduced a trap composed of 13 places in 241 ms of which 1 ms to minimize.
[2023-03-21 21:01:21] [INFO ] Deduced a trap composed of 12 places in 194 ms of which 0 ms to minimize.
[2023-03-21 21:01:22] [INFO ] Deduced a trap composed of 12 places in 148 ms of which 1 ms to minimize.
Invariant property StigmergyElection-PT-09a-ReachabilityCardinality-14 does not hold.
Invariant property StigmergyElection-PT-09a-ReachabilityCardinality-12 does not hold.
SDD proceeding with computation,7 properties remain. new max is 64
SDD size :20205 after 23794
[2023-03-21 21:01:22] [INFO ] Deduced a trap composed of 12 places in 149 ms of which 1 ms to minimize.
Invariant property StigmergyElection-PT-09a-ReachabilityCardinality-01 does not hold.
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :23794 after 24816
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :24816 after 25324
[2023-03-21 21:01:22] [INFO ] Deduced a trap composed of 12 places in 103 ms of which 0 ms to minimize.
[2023-03-21 21:01:22] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 3368 ms
[2023-03-21 21:01:22] [INFO ] After 3726ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 86 ms.
[2023-03-21 21:01:22] [INFO ] After 4645ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :25324 after 25846
Parikh walk visited 0 properties in 63 ms.
Support contains 1 out of 128 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 128/128 places, 1195/1195 transitions.
Graph (complete) has 424 edges and 128 vertex of which 119 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.40 ms
Discarding 9 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Drop transitions removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 0 with 46 rules applied. Total rules applied 47 place count 119 transition count 1140
Reduce places removed 18 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 1 with 45 rules applied. Total rules applied 92 place count 101 transition count 1113
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 101 place count 92 transition count 1113
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 101 place count 92 transition count 1096
Deduced a syphon composed of 17 places in 1 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 3 with 34 rules applied. Total rules applied 135 place count 75 transition count 1096
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 153 place count 57 transition count 1078
Iterating global reduction 3 with 18 rules applied. Total rules applied 171 place count 57 transition count 1078
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 188 place count 40 transition count 1061
Iterating global reduction 3 with 17 rules applied. Total rules applied 205 place count 40 transition count 1061
Ensure Unique test removed 519 transitions
Reduce isomorphic transitions removed 519 transitions.
Iterating post reduction 3 with 519 rules applied. Total rules applied 724 place count 40 transition count 542
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 4 with 18 rules applied. Total rules applied 742 place count 31 transition count 533
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 751 place count 22 transition count 524
Iterating global reduction 4 with 9 rules applied. Total rules applied 760 place count 22 transition count 524
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 761 place count 21 transition count 523
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 762 place count 20 transition count 523
Performed 9 Post agglomeration using F-continuation condition with reduction of 502 identical transitions.
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 5 with 26 rules applied. Total rules applied 788 place count 3 transition count 12
Drop transitions removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 5 with 9 rules applied. Total rules applied 797 place count 3 transition count 3
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 797 place count 3 transition count 2
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 799 place count 2 transition count 2
Applied a total of 799 rules in 555 ms. Remains 2 /128 variables (removed 126) and now considering 2/1195 (removed 1193) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 555 ms. Remains : 2/128 places, 2/1195 transitions.
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
FORMULA StigmergyElection-PT-09a-ReachabilityCardinality-15 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 8916 ms.
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :25846 after 26356

BK_STOP 1679432484745

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -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 ReachabilityCardinality -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="StigmergyElection-PT-09a"
export BK_EXAMINATION="ReachabilityCardinality"
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 StigmergyElection-PT-09a, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r453-smll-167912645800670"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-09a.tgz
mv StigmergyElection-PT-09a execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;