fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r285-csrt-152749176600698
Last Updated
June 26, 2018

About the Execution of ITS-Tools.L for RefineWMG-PT-015015

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15745.810 34523.00 75926.00 189.80 FFFFFTFTFTFFFTTT normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.....................
/home/mcc/execution
total 200K
-rw-r--r-- 1 mcc users 3.7K May 30 22:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 30 22:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 16:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 29 16:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 24 11:17 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.2K May 24 11:17 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K May 28 11:03 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 28 11:03 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K May 28 09:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.1K May 28 09:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.4K May 28 07:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K May 28 07:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 111 May 26 06:33 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 349 May 26 06:33 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.3K May 27 05:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K May 27 05:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 28 07:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 28 07:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 7 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 34K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is RefineWMG-PT-015015, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r285-csrt-152749176600698

=====================================================================

--------------------
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 RefineWMG-PT-015-015-LTLCardinality-00
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-01
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-02
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-03
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-04
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-05
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-06
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-07
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-08
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-09
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-10
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-11
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-12
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-13
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-14
FORMULA_NAME RefineWMG-PT-015-015-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1528041376832

Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /home/mcc/execution/LTLCardinality.pnml.gal, -t, CGAL, -LTL, /home/mcc/execution/LTLCardinality.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-ltl-linux64 --gc-threshold 2000000 -i /home/mcc/execution/LTLCardinality.pnml.gal -t CGAL -LTL /home/mcc/execution/LTLCardinality.ltl -c -stutter-deadlock
Read 16 LTL properties
Checking formula 0 : !((F("(p22>=3)")))
Formula 0 simplified : !F"(p22>=3)"
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 63 rows 79 cols
invariant :p19 + p20 = 15
invariant :p34 + p35 = 15
invariant :p72 + p73 = 15
invariant :p74 + p75 = 15
invariant :p7 + p8 = 15
invariant :p2 + p3 = 15
invariant :p57 + p58 = 15
invariant :p59 + p60 = 15
invariant :p42 + p43 = 15
invariant :p4 + p5 = 15
invariant :p14 + p15 = 15
invariant :p52 + p53 = 15
invariant :p29 + p30 = 15
invariant :p9 + p10 = 15
invariant :p12 + p13 = 15
invariant :p32 + p33 = 15
invariant :p + pprime + p1 + p6 + p11 + p16 + p21 + p26 + p31 + p36 + p41 + p46 + p51 + p56 + p61 = 7
invariant :p49 + p50 = 15
invariant :p39 + p40 = 15
invariant :psecond + pterce = 5
invariant :p67 + p68 = 15
invariant :p24 + p25 = 15
invariant :p17 + p18 = 15
invariant :p47 + p48 = 15
invariant :p62 + p63 = 15
invariant :p54 + p55 = 15
invariant :p69 + p70 = 15
invariant :p44 + p45 = 15
invariant :p22 + p23 = 15
invariant :p64 + p65 = 15
invariant :p27 + p28 = 15
invariant :p37 + p38 = 15
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O3, model.c], workingDir=/home/mcc/execution]
Compilation finished in 1797 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 93 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>((LTLAP0==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 99 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X(<>((LTLAP1==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 14 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-01 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, (X(X((LTLAP0==true))))U(<>(X((LTLAP2==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 23 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-02 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X([](((LTLAP3==true))U((LTLAP4==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 33 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-03 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>([]((LTLAP5==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 42 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-04 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>(<>((LTLAP6==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 21 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-05 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, ((LTLAP7==true))U(X([]((LTLAP8==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 18602 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-06 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X(<>(<>((LTLAP9==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 27 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-07 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>([](((LTLAP10==true))U((LTLAP11==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 577 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, <>(X(X(<>((LTLAP12==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 45 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-09 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, []([](X(X((LTLAP13==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 117 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-10 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X(X(<>(X((LTLAP14==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 18 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-11 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, []([](<>((LTLAP15==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 3166 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-12 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>((LTLAP16==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 21 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-13 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, (<>((LTLAP17==true)))U(<>((LTLAP18==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 38 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-14 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, -p, --pins-guards, --when, --ltl, <>((LTLAP19==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 35 ms.
FORMULA RefineWMG-PT-015-015-LTLCardinality-15 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1528041411355

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -consoleLog -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLCardinality -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Jun 03, 2018 3:56:18 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -louvain, -smt]
Jun 03, 2018 3:56:18 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 52 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 79 places.
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 63 transitions.
Jun 03, 2018 3:56:19 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 8 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 55 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/LTLCardinality.pnml.gal : 8 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSLTLTools
INFO: Time to serialize properties into /home/mcc/execution/LTLCardinality.ltl : 1 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 63 transitions.
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver computeAndDeclareInvariants
INFO: Computed 32 place invariants in 11 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver init
INFO: Proved 79 variables to be positive in 122 ms
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may disable matrix : 63 transitions.
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of disable matrix completed :0/63 took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may enable matrix : 63 transitions.
Jun 03, 2018 3:56:19 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 03, 2018 3:56:20 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeCoEnablingMatrix
INFO: Computing symmetric co enabling matrix : 63 transitions.
Jun 03, 2018 3:56:22 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(42/63) took 2225 ms. Total solver calls (SAT/UNSAT): 143(143/0)
Jun 03, 2018 3:56:23 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Finished co-enabling matrix. took 3293 ms. Total solver calls (SAT/UNSAT): 166(166/0)
Jun 03, 2018 3:56:23 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeDoNotAccord
INFO: Computing Do-Not-Accords matrix : 63 transitions.
Jun 03, 2018 3:56:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Completed DNA matrix. took 2157 ms. Total solver calls (SAT/UNSAT): 61(0/61)
Jun 03, 2018 3:56:26 PM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 6629ms conformant to PINS in folder :/home/mcc/execution

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="RefineWMG-PT-015015"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstoolsl"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/RefineWMG-PT-015015.tgz
mv RefineWMG-PT-015015 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstoolsl"
echo " Input is RefineWMG-PT-015015, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r285-csrt-152749176600698"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
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 ;