Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2019-input.r118-smll-155272319500331.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2019-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-3957
Executing tool itstools
Input is PolyORBLF-PT-S04J06T06, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r118-smll-155272319500331
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 8.3K Feb 12 09:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Feb 12 09:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 8 09:44 CTLFireability.txt
-rw-r--r-- 1 mcc users 29K Feb 8 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 109 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 347 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 4.8K Feb 5 00:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 16K Feb 5 00:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.7K Feb 4 22:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 12K Feb 4 22:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Feb 4 12:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 31K Feb 4 12:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 19K Feb 1 08:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Feb 1 08:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.5K Feb 4 22:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.4K Feb 4 22:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 10 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 3.8M Mar 10 17:31 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 PolyORBLF-PT-S04J06T06-LTLFireability-00
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-01
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-02
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-03
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-04
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-05
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-06
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-07
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-08
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-09
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-10
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-11
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-12
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-13
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-14
FORMULA_NAME PolyORBLF-PT-S04J06T06-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1553063929733

Working with output stream class java.io.PrintStream
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_1.0.0.201903111103/bin/its-ltl-linux64, --gc-threshold, 2000000, -i, /home/mcc/execution/LTLFireability.pnml.gal, -t, CGAL, -LTL, /home/mcc/execution/LTLFireability.ltl, -c, -stutter-deadlock], workingDir=/home/mcc/execution]

its-ltl command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903111103/bin/its-ltl-linux64 --gc-threshold 2000000 -i /home/mcc/execution/LTLFireability.pnml.gal -t CGAL -LTL /home/mcc/execution/LTLFireability.ltl -c -stutter-deadlock
Read 16 LTL properties
Checking formula 0 : !((F("((((((((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_6>=1))&&(IsMonitoring>=1))||(((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_1>=1))&&(IsMonitoring>=1)))||(((IsMonitoring>=1)&&(NotifyEventEndOfCheckSourcesB_2>=1))&&(BlockedTasks>=1)))||(((BlockedTasks>=1)&&(IsMonitoring>=1))&&(NotifyEventEndOfCheckSourcesB_3>=1)))||(((BlockedTasks>=1)&&(IsMonitoring>=1))&&(NotifyEventEndOfCheckSourcesB_4>=1)))||(((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_5>=1))&&(IsMonitoring>=1)))")))
Formula 0 simplified : !F"((((((((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_6>=1))&&(IsMonitoring>=1))||(((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_1>=1))&&(IsMonitoring>=1)))||(((IsMonitoring>=1)&&(NotifyEventEndOfCheckSourcesB_2>=1))&&(BlockedTasks>=1)))||(((BlockedTasks>=1)&&(IsMonitoring>=1))&&(NotifyEventEndOfCheckSourcesB_3>=1)))||(((BlockedTasks>=1)&&(IsMonitoring>=1))&&(NotifyEventEndOfCheckSourcesB_4>=1)))||(((BlockedTasks>=1)&&(NotifyEventEndOfCheckSourcesB_5>=1))&&(IsMonitoring>=1)))"
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O2, model.c], workingDir=/home/mcc/execution]
Compilation finished in 60122 ms.
Running link step : CommandLine [args=[gcc, -shared, -o, gal.so, model.o], workingDir=/home/mcc/execution]
Link finished in 91 ms.
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>((LTLAP0==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
WARNING : LTSmin timed out (>225 s) on command CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>((LTLAP0==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, (LTLAP1==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 189914 ms.
FORMULA PolyORBLF-PT-S04J06T06-LTLFireability-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=8, -p, --pins-guards, --when, --ltl, <>((LTLAP0==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
WARNING : LTSmin timed out (>225 s) on command CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, <>((LTLAP0==true)), --buchi-type=spotba], workingDir=/home/mcc/execution]
Running LTSmin : CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, (LTLAP2==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 171404 ms.
FORMULA PolyORBLF-PT-S04J06T06-LTLFireability-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=8, -p, --pins-guards, --when, --ltl, [](<>((LTLAP3==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 178801 ms.
FORMULA PolyORBLF-PT-S04J06T06-LTLFireability-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=8, -p, --pins-guards, --when, --ltl, ([]((LTLAP4==true)))U(<>((LTLAP5==true))), --buchi-type=spotba], workingDir=/home/mcc/execution]
LTSmin run took 185196 ms.
FORMULA PolyORBLF-PT-S04J06T06-LTLFireability-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=8, -p, --pins-guards, --when, --ltl, (LTLAP6==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, (LTLAP6==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
255
sparsehash FATAL ERROR: failed to allocate 34 groups

BK_STOP 1553065576010

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Mar 20, 2019 6:38:52 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -smt]
Mar 20, 2019 6:38:52 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 20, 2019 6:38:52 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 357 ms
Mar 20, 2019 6:38:52 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 618 places.
Mar 20, 2019 6:38:52 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 3190 transitions.
Mar 20, 2019 6:38:53 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 1026 ms
Mar 20, 2019 6:38:54 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/LTLFireability.pnml.gal : 169 ms
Mar 20, 2019 6:38:54 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSLTLTools
INFO: Time to serialize properties into /home/mcc/execution/LTLFireability.ltl : 2 ms
Mar 20, 2019 6:38:55 AM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 3190 transitions.
Mar 20, 2019 6:38:55 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Too many transitions (3190) to apply POR reductions. Disabling POR matrices.
Mar 20, 2019 6:38:55 AM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 1420ms conformant to PINS in folder :/home/mcc/execution
pins2lts-mc, 0.000: Registering PINS so language module
pins2lts-mc( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc( 2/ 8), 0.001: library has no initializer
pins2lts-mc( 3/ 8), 0.001: library has no initializer
pins2lts-mc( 1/ 8), 0.001: library has no initializer
pins2lts-mc( 1/ 8), 0.001: loading model GAL
pins2lts-mc( 0/ 8), 0.001: library has no initializer
pins2lts-mc( 0/ 8), 0.001: loading model GAL
pins2lts-mc( 5/ 8), 0.001: library has no initializer
pins2lts-mc( 3/ 8), 0.001: loading model GAL
pins2lts-mc( 5/ 8), 0.001: loading model GAL
pins2lts-mc( 4/ 8), 0.001: library has no initializer
pins2lts-mc( 6/ 8), 0.001: library has no initializer
pins2lts-mc( 6/ 8), 0.001: loading model GAL
pins2lts-mc( 7/ 8), 0.001: library has no initializer
pins2lts-mc( 4/ 8), 0.001: loading model GAL
pins2lts-mc( 2/ 8), 0.002: loading model GAL
pins2lts-mc( 7/ 8), 0.001: loading model GAL
pins2lts-mc( 1/ 8), 0.232: completed loading model GAL
pins2lts-mc( 3/ 8), 0.246: completed loading model GAL
pins2lts-mc( 4/ 8), 0.253: completed loading model GAL
pins2lts-mc( 0/ 8), 0.262: completed loading model GAL
pins2lts-mc( 0/ 8), 0.263: Initializing POR dependencies: labels 3208, guards 3190
pins2lts-mc( 6/ 8), 0.279: completed loading model GAL
pins2lts-mc( 5/ 8), 0.280: completed loading model GAL
pins2lts-mc( 7/ 8), 0.283: completed loading model GAL
pins2lts-mc( 2/ 8), 0.295: completed loading model GAL
pins2lts-mc( 3/ 8), 51.243: No maybe-coenabled matrix found. Turning off NESs from NDS+MC.
pins2lts-mc( 0/ 8), 164.450: LTL layer: formula: (LTLAP6==true)
pins2lts-mc( 0/ 8), 164.450: "(LTLAP6==true)" is not a file, parsing as formula...
pins2lts-mc( 0/ 8), 164.451: Using Spin LTL semantics
pins2lts-mc( 0/ 8), 164.495: buchi has 2 states
pins2lts-mc( 0/ 8), 167.284: Weak Buchi automaton detected, adding non-accepting as progress label.
pins2lts-mc( 0/ 8), 167.446: Forcing use of the an ignoring proviso (cndfs)
pins2lts-mc( 0/ 8), 167.447, ** error **: mmap failed for size 1024 MB
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.0.0
Stack trace:
0: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(HREprintStack+0x18) [0x4bd428]
1: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x4bd4a6]
2: /lib/x86_64-linux-gnu/libpthread.so.0(+0x12730) [0x7f2bc3275730]
3: /lib/x86_64-linux-gnu/libc.so.6(+0x15f28e) [0x7f2bc307c28e]
4: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(_ZNK4spot5fnode11destroy_auxEv+0x565) [0x51dbc5]
5: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(_ZN4spot3twaD1Ev+0x3b2) [0x5c3f42]
6: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(_ZNSt10shared_ptrIN4spot9twa_graphEED1Ev+0x51) [0x4ced61]
7: /lib/x86_64-linux-gnu/libc.so.6(+0x39e9c) [0x7f2bc2f56e9c]
8: /lib/x86_64-linux-gnu/libc.so.6(+0x39fca) [0x7f2bc2f56fca]
9: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x4bc73b]
10: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x4bca3a]
11: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(HREabort+0x1e) [0x4be1ae]
12: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x4bf0af]
13: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x71f260]
14: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(TreeDBSLLcreate_dm+0xc5) [0x7207a5]
15: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(state_store_init+0x1d8) [0x48a2c8]
16: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(global_init+0x6a) [0x485d1a]
17: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(global_and_model_init+0x2d) [0x4853bd]
18: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc(main+0xc6) [0x483d36]
19: /home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc() [0x4bf9cd]
20: /lib/x86_64-linux-gnu/libpthread.so.0(+0x7fa3) [0x7f2bc326afa3]
21: /lib/x86_64-linux-gnu/libc.so.6(clone+0x3f) [0x7f2bc301682f]
java.lang.RuntimeException: Unexpected exception when executing ltsmin :CommandLine [args=[/home/mcc/BenchKit//lts_install_dir//bin/pins2lts-mc, ./gal.so, --threads=8, -p, --pins-guards, --when, --ltl, (LTLAP6==true), --buchi-type=spotba], workingDir=/home/mcc/execution]
255
at fr.lip6.move.gal.application.LTSminRunner.checkProperty(LTSminRunner.java:167)
at fr.lip6.move.gal.application.LTSminRunner.access$9(LTSminRunner.java:122)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:91)
at java.lang.Thread.run(Thread.java:748)
ITS-tools command line returned an error code 1

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="PolyORBLF-PT-S04J06T06"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3957"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S04J06T06, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r118-smll-155272319500331"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S04J06T06.tgz
mv PolyORBLF-PT-S04J06T06 execution
cd execution
if [ "LTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "LTLFireability" = "UpperBounds" ] ; 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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.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 ;