Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r145-tall-171631144300024.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool itstools
Input is DatabaseWithMutex-COL-40, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r145-tall-171631144300024
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 8.5K Apr 11 22:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Apr 11 22:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Apr 11 20:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 11 20:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 03:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Apr 12 03:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Apr 12 01:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 12 01:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 5 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 59K May 18 16:42 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1716402821123

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DatabaseWithMutex-COL-40
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
Liveness COL
Running Version 202405141337
[2024-05-22 18:33:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-22 18:33:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 18:33:42] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-22 18:33:42] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-22 18:33:42] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 576 ms
[2024-05-22 18:33:43] [INFO ] Imported 11 HL places and 8 HL transitions for a total of 12920 PT places and 12800.0 transition bindings in 19 ms.
[2024-05-22 18:33:43] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 5 ms.
[2024-05-22 18:33:43] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2024-05-22 18:33:43] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 228 ms.
[2024-05-22 18:33:43] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2024-05-22 18:33:43] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 164 ms.
[2024-05-22 18:33:43] [INFO ] Unfolded 8 HLPN properties in 3 ms.
[2024-05-22 18:33:43] [INFO ] Reduced 1560 identical enabling conditions.
[2024-05-22 18:33:43] [INFO ] Built PT skeleton of HLPN with 11 places and 8 transitions 22 arcs in 1 ms.
[2024-05-22 18:33:43] [INFO ] Skeletonized 8 HLPN properties in 2 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Transition Release forces synchronizations/join behavior on parameter s of sort site
Transition Acquire forces synchronizations/join behavior on parameter f of sort file
[2024-05-22 18:33:43] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 157 ms.
[2024-05-22 18:33:43] [INFO ] Unfolded 8 HLPN properties in 2 ms.
[2024-05-22 18:33:43] [INFO ] Reduced 1560 identical enabling conditions.
Built sparse matrix representations for Structural reductions in 36 ms.154759KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12920/12920 places, 12800/12800 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 631 ms. Remains 12920 /12920 variables (removed 0) and now considering 12800/12800 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 647 ms. Remains : 12920/12920 places, 12800/12800 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12920/12920 places, 12800/12800 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 470 ms. Remains 12920 /12920 variables (removed 0) and now considering 12800/12800 (removed 0) transitions.
// Phase 1: matrix 12800 rows 12920 cols
[2024-05-22 18:33:45] [INFO ] Computed 1720 invariants in 759 ms
[2024-05-22 18:33:49] [INFO ] Implicit Places using invariants in 4783 ms returned []
Implicit Place search using SMT only with invariants took 4814 ms to find 0 implicit places.
Running 11200 sub problems to find dead transitions.
[2024-05-22 18:33:50] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/12880 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 11200 unsolved
SMT process timed out in 60230ms, After SMT, problems are : Problem set: 0 solved, 11200 unsolved
Search for dead transitions found 0 dead transitions in 60414ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 65764 ms. Remains : 12920/12920 places, 12800/12800 transitions.
Interrupted Random walk after 913884 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=30 )
Interrupted Random directed walk after 1204497 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=40 )
[2024-05-22 18:35:50] [INFO ] Invariant cache hit.
[2024-05-22 18:36:00] [INFO ] [Real]Absence check using 119 positive place invariants in 1297 ms returned sat
[2024-05-22 18:38:24] [INFO ] [Real]Absence check using 119 positive and 1601 generalized place invariants in 144103 ms returned unsat
[2024-05-22 18:38:24] [INFO ] Unfolded HLPN to a Petri net with 12920 places and 12800 transitions 156800 arcs in 112 ms.
[2024-05-22 18:38:24] [INFO ] Unfolded 8 HLPN properties in 2 ms.
Initial state reduction rules removed 1 formulas.
RANDOM walk for 39943 steps (8 resets) in 12437 ms. (3 steps per ms) remains 0/7 properties
[2024-05-22 18:38:28] [INFO ] Flatten gal took : 2791 ms
[2024-05-22 18:38:29] [INFO ] Flatten gal took : 1339 ms
[2024-05-22 18:38:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3877381454781429006.gal : 398 ms
[2024-05-22 18:38:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8351362657798220962.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3877381454781429006.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8351362657798220962.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 8 properties.
Net is quasi-live, checking if it is reversible to establish liveness.
[2024-05-22 18:38:31] [INFO ] Flatten gal took : 1356 ms
[2024-05-22 18:38:33] [INFO ] Flatten gal took : 1396 ms
[2024-05-22 18:38:33] [INFO ] Time to serialize gal into /tmp/CTLFireability5228935557635174073.gal : 160 ms
[2024-05-22 18:38:33] [INFO ] Time to serialize properties into /tmp/CTLFireability17509416365019930686.ctl : 42 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5228935557635174073.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17509416365019930686.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
Detected timeout of ITS tools.
[2024-05-22 18:38:37] [INFO ] Flatten gal took : 1337 ms
[2024-05-22 18:38:37] [INFO ] Applying decomposition
[2024-05-22 18:38:39] [INFO ] Flatten gal took : 1321 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1537904900116835068.txt' '-o' '/tmp/graph1537904900116835068.bin' '-w' '/tmp/graph1537904900116835068.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1537904900116835068.bin' '-l' '-1' '-v' '-w' '/tmp/graph1537904900116835068.weights' '-q' '0' '-e' '0.001'
[2024-05-22 18:38:43] [INFO ] Decomposing Gal with order
[2024-05-22 18:38:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 18:38:58] [INFO ] Removed a total of 123160 redundant transitions.
[2024-05-22 18:38:59] [INFO ] Flatten gal took : 2821 ms
[2024-05-22 18:39:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 692 ms.
[2024-05-22 18:39:02] [INFO ] Time to serialize gal into /tmp/CTLFireability13949593056033140363.gal : 195 ms
[2024-05-22 18:39:02] [INFO ] Time to serialize properties into /tmp/CTLFireability1331735282940633078.ctl : 22 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13949593056033140363.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1331735282940633078.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
Detected timeout of ITS tools.
[2024-05-22 18:39:06] [INFO ] Flatten gal took : 1385 ms
[2024-05-22 18:39:07] [INFO ] Flatten gal took : 1366 ms
[2024-05-22 18:39:08] [INFO ] Time to serialize gal into /tmp/CTLFireability9931289244730041866.gal : 161 ms
[2024-05-22 18:39:08] [INFO ] Time to serialize properties into /tmp/CTLFireability16808784474748527061.ctl : 20 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9931289244730041866.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16808784474748527061.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2024-05-22 18:39:39] [INFO ] Flatten gal took : 1433 ms
[2024-05-22 18:39:39] [INFO ] Applying decomposition
[2024-05-22 18:39:41] [INFO ] Flatten gal took : 1392 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph6344679014019403555.txt' '-o' '/tmp/graph6344679014019403555.bin' '-w' '/tmp/graph6344679014019403555.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph6344679014019403555.bin' '-l' '-1' '-v' '-w' '/tmp/graph6344679014019403555.weights' '-q' '0' '-e' '0.001'
[2024-05-22 18:39:43] [INFO ] Decomposing Gal with order
[2024-05-22 18:39:44] [INFO ] Rewriting arrays to variables to allow decomposition.
[2024-05-22 18:39:59] [INFO ] Removed a total of 123160 redundant transitions.
[2024-05-22 18:40:00] [INFO ] Flatten gal took : 2287 ms
[2024-05-22 18:40:02] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 701 ms.
[2024-05-22 18:40:02] [INFO ] Time to serialize gal into /tmp/CTLFireability2060931228781260344.gal : 156 ms
[2024-05-22 18:40:02] [INFO ] Time to serialize properties into /tmp/CTLFireability18047977000348884366.ctl : 23 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2060931228781260344.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18047977000348884366.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2024-05-22 18:40:34] [INFO ] Flatten gal took : 1488 ms
[2024-05-22 18:40:35] [INFO ] Flatten gal took : 1427 ms
[2024-05-22 18:40:35] [INFO ] Time to serialize gal into /tmp/CTLFireability9133079831215945428.gal : 163 ms
[2024-05-22 18:40:35] [INFO ] Time to serialize properties into /tmp/CTLFireability9885606836354952870.ctl : 16 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9133079831215945428.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9885606836354952870.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.

BK_STOP 1716403491383

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DatabaseWithMutex-COL-40"
export BK_EXAMINATION="Liveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5568"
echo " Executing tool itstools"
echo " Input is DatabaseWithMutex-COL-40, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r145-tall-171631144300024"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-COL-40.tgz
mv DatabaseWithMutex-COL-40 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;