fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r213-smll-152732264200259
Last Updated
June 26, 2018

About the Execution of ITS-Tools.L for DNAwalker-PT-17redondantChoiceL

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15752.240 47811.00 98368.00 411.70 FFFTFFFFFTFFFTFF 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 380K
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.5K May 26 09:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.9K May 26 09:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 26 09:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.2K May 26 09:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 122 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 360 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 19 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 211K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is DNAwalker-PT-17redondantChoiceL, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r213-smll-152732264200259
=====================================================================


--------------------
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 DNAwalker-PT-17redondantChoiceL-LTLCardinality-00
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-01
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-02
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-03
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-04
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-05
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-06
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-07
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-08
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-09
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-10
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-11
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-12
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-13
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-14
FORMULA_NAME DNAwalker-PT-17redondantChoiceL-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1527917450661

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 : !((X(X("(A24<=A26)"))))
Formula 0 simplified : !XX"(A24<=A26)"
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
Normalized transition count is 489
// Phase 1: matrix 489 rows 43 cols
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 6580 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 76 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=1, --when, --ltl, X(X((LTLAP0==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 60 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, -p, --pins-guards, --when, --ltl, <>((LTLAP1==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 138 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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((LTLAP2==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 27 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, -p, --pins-guards, --when, --ltl, ((LTLAP3==true))U(<>(<>((LTLAP4==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 141 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-LTLCardinality-03 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((LTLAP5==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 26 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, --when, --ltl, X(((LTLAP6==true))U(X((LTLAP7==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 42 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-LTLCardinality-05 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(<>(<>((LTLAP8==true))))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 39 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, -p, --pins-guards, --when, --ltl, []([](((LTLAP9==true))U((LTLAP10==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 591 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-LTLCardinality-07 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, <>([]((LTLAP11==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 164 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, -p, --pins-guards, --when, --ltl, (LTLAP12==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 135 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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 234 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, -p, --pins-guards, --when, --ltl, (LTLAP14==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 143 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, --when, --ltl, [](X(((LTLAP15==true))U((LTLAP16==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 28 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, (LTLAP17==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 154 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-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, --when, --ltl, (X((LTLAP18==true)))U(X([]((LTLAP19==true)))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 32 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-LTLCardinality-14 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, <>([]((LTLAP20==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 149 ms.
FORMULA DNAwalker-PT-17redondantChoiceL-LTLCardinality-15 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1527917498472

--------------------
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 02, 2018 5:30:52 AM 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 02, 2018 5:30:52 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Jun 02, 2018 5:30:53 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 147 ms
Jun 02, 2018 5:30:53 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 43 places.
Jun 02, 2018 5:30:53 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 490 transitions.
Jun 02, 2018 5:30:53 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 31 ms
Jun 02, 2018 5:30:53 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 239 ms
Jun 02, 2018 5:30:53 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/LTLCardinality.pnml.gal : 8 ms
Jun 02, 2018 5:30:53 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSLTLTools
INFO: Time to serialize properties into /home/mcc/execution/LTLCardinality.ltl : 1 ms
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 490 transitions.
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver computeAndDeclareInvariants
INFO: Computed 0 place invariants in 28 ms
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver init
INFO: Proved 43 variables to be positive in 273 ms
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may disable matrix : 490 transitions.
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of disable matrix completed :0/490 took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete disable matrix. took 86 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may enable matrix : 490 transitions.
Jun 02, 2018 5:30:54 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete enable matrix. took 31 ms. Total solver calls (SAT/UNSAT): 0(0/0)
Jun 02, 2018 5:30:56 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeCoEnablingMatrix
INFO: Computing symmetric co enabling matrix : 490 transitions.
Jun 02, 2018 5:30:57 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(52/490) took 1184 ms. Total solver calls (SAT/UNSAT): 1179(1179/0)
Jun 02, 2018 5:31:00 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(141/490) took 4187 ms. Total solver calls (SAT/UNSAT): 4828(4828/0)
Jun 02, 2018 5:31:03 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(242/490) took 7187 ms. Total solver calls (SAT/UNSAT): 8582(8582/0)
Jun 02, 2018 5:31:06 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of co-enabling matrix(353/490) took 10192 ms. Total solver calls (SAT/UNSAT): 12171(12171/0)
Jun 02, 2018 5:31:09 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Finished co-enabling matrix. took 12731 ms. Total solver calls (SAT/UNSAT): 14448(14448/0)
Jun 02, 2018 5:31:09 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeDoNotAccord
INFO: Computing Do-Not-Accords matrix : 490 transitions.
Jun 02, 2018 5:31:28 AM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Completed DNA matrix. took 18952 ms. Total solver calls (SAT/UNSAT): 3828(0/3828)
Jun 02, 2018 5:31:28 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 34570ms 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="DNAwalker-PT-17redondantChoiceL"
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/DNAwalker-PT-17redondantChoiceL.tgz
mv DNAwalker-PT-17redondantChoiceL 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 DNAwalker-PT-17redondantChoiceL, 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 r213-smll-152732264200259"
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 ;