Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694100022.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
......................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BridgeAndVehicles-COL-V20P10N10, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694100022
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 9.9K Feb 25 12:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 101K Feb 25 12:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 12:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Feb 25 12:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Feb 25 15:35 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Feb 25 15:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 15:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 12:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Feb 25 12:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 12:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Feb 25 12:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Feb 25 15:35 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:35 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 equiv_pt
-rw-r--r-- 1 mcc users 10 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 39K Mar 5 18:22 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 BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-00
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-01
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-02
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-03
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-04
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-05
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-06
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-07
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-08
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-09
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-10
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-11
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-12
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-13
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-14
FORMULA_NAME BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678602275752

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=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BridgeAndVehicles-COL-V20P10N10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 06:24:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-12 06:24:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 06:24:37] [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.
[2023-03-12 06:24:37] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-12 06:24:38] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 504 ms
[2023-03-12 06:24:38] [INFO ] Imported 15 HL places and 11 HL transitions for a total of 68 PT places and 19578.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
[2023-03-12 06:24:38] [INFO ] Built PT skeleton of HLPN with 15 places and 11 transitions 56 arcs in 5 ms.
[2023-03-12 06:24:38] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Remains 16 properties that can be checked using skeleton over-approximation.
Reduce places removed 3 places and 0 transitions.
Computed a total of 9 stabilizing places and 6 stable transitions
Graph (complete) has 22 edges and 12 vertex of which 10 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
[2023-03-12 06:24:38] [INFO ] Flatten gal took : 15 ms
[2023-03-12 06:24:38] [INFO ] Flatten gal took : 3 ms
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-01 TRUE TECHNIQUES CPN_APPROX
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-08 FALSE TECHNIQUES CPN_APPROX
Arc [1:1*[(MOD (ADD $cA 1) 21)]] contains successor/predecessor on variables of sort voitureA
Arc [6:1*[(MOD (ADD (MOD (MINUS $cB 1) 21) 21) 21)]] contains successor/predecessor on variables of sort voitureB
Arc [13:1*[(MOD (ADD $cpt 1) 11)]] contains successor/predecessor on variables of sort compteur
Arc [14:1*[(MOD (ADD $s 1) 2)]] contains successor/predecessor on variables of sort sens
[2023-03-12 06:24:38] [INFO ] Unfolded HLPN to a Petri net with 68 places and 548 transitions 4070 arcs in 42 ms.
[2023-03-12 06:24:38] [INFO ] Unfolded 16 HLPN properties in 1 ms.
Incomplete random walk after 10000 steps, including 56 resets, run finished after 471 ms. (steps per millisecond=21 ) properties (out of 14) seen :4
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 187 ms. (steps per millisecond=53 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 153 ms. (steps per millisecond=65 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 22 resets, run finished after 158 ms. (steps per millisecond=63 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 134 ms. (steps per millisecond=74 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 21 resets, run finished after 101 ms. (steps per millisecond=99 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 26 resets, run finished after 159 ms. (steps per millisecond=62 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 24 resets, run finished after 121 ms. (steps per millisecond=82 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 23 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 25 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2023-03-12 06:24:40] [INFO ] Flow matrix only has 130 transitions (discarded 418 similar events)
// Phase 1: matrix 130 rows 68 cols
[2023-03-12 06:24:40] [INFO ] Computed 7 place invariants in 8 ms
[2023-03-12 06:24:40] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2023-03-12 06:24:40] [INFO ] After 229ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:9
[2023-03-12 06:24:40] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2023-03-12 06:24:40] [INFO ] After 74ms SMT Verify possible using all constraints in natural domain returned unsat :10 sat :0
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-09 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-02 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-00 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 10 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
All properties solved without resorting to model-checking.
Total runtime 3286 ms.
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --invariant=/tmp/453/inv_0_ --invariant=/tmp/453/inv_1_ --invariant=/tmp/453/inv_2_ --invariant=/tmp/453/inv_3_ --invariant=/tmp/453/inv_4_ --invariant=/tmp/453/inv_5_ --invariant=/tmp/453/inv_6_ --invariant=/tmp/453/inv_7_ --invariant=/tmp/453/inv_8_ --invariant=/tmp/453/inv_9_ --invariant=/tmp/453/inv_10_ --invariant=/tmp/453/inv_11_ --invariant=/tmp/453/inv_12_ --invariant=/tmp/453/inv_13_ --invariant=/tmp/453/inv_14_ --invariant=/tmp/453/inv_15_ --inv-par
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-00
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-01
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-02
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-03
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-04
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-05
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-06
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-07
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-08
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-09
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-10
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-11
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-12
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-13
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-14
Could not compute solution for formula : BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-15

BK_STOP 1678602281300

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
mcc2023
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-00
rfs formula type AG
rfs formula formula --invariant=/tmp/453/inv_0_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-01
rfs formula type AG
rfs formula formula --invariant=/tmp/453/inv_1_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-02
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_2_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-03
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_3_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-04
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_4_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-05
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_5_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-06
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_6_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-07
rfs formula type AG
rfs formula formula --invariant=/tmp/453/inv_7_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-08
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_8_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-09
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_9_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-10
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_10_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-11
rfs formula type AG
rfs formula formula --invariant=/tmp/453/inv_11_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-12
rfs formula type AG
rfs formula formula --invariant=/tmp/453/inv_12_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-13
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_13_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-14
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_14_
rfs formula name BridgeAndVehicles-COL-V20P10N10-ReachabilityCardinality-15
rfs formula type EF
rfs formula formula --invariant=/tmp/453/inv_15_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym, ** error **: pnml type "http://www.pnml.org/version-2009/grammar/symmetricnet" is not supported

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="BridgeAndVehicles-COL-V20P10N10"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="ltsminxred"
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 ltsminxred"
echo " Input is BridgeAndVehicles-COL-V20P10N10, 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 r041-tajo-167813694100022"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-COL-V20P10N10.tgz
mv BridgeAndVehicles-COL-V20P10N10 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 ;