fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r064-tall-162038397500607
Last Updated
Jun 28, 2021

About the Execution of ITS-Tools for DNAwalker-PT-10ringRL

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
325.792 11245.00 16774.00 207.30 FFTFTTFTFTTTFTFT normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r064-tall-162038397500607.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is DNAwalker-PT-10ringRL, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r064-tall-162038397500607
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 110K May 5 16:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K May 5 16:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K Mar 28 16:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 28 16:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 23 10:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 23 10:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Mar 22 17:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 23K Mar 22 17:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 09:10 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 9 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 112K May 5 16:51 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 DNAwalker-PT-10ringRL-ReachabilityFireability-00
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-01
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-02
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-03
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-04
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-05
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-06
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-07
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-08
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-09
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-10
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-11
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-12
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-13
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-14
FORMULA_NAME DNAwalker-PT-10ringRL-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1620544845857

Running Version 0
[2021-05-09 07:20:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2021-05-09 07:20:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-09 07:20:47] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2021-05-09 07:20:47] [INFO ] Transformed 27 places.
[2021-05-09 07:20:47] [INFO ] Transformed 260 transitions.
[2021-05-09 07:20:47] [INFO ] Parsed PT model containing 27 places and 260 transitions in 171 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10000 steps, including 817 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 16) seen :1
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 2 ms. (steps per millisecond=500 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 5 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Probabilistic random walk after 1000000 steps, saw 129170 distinct states, run finished after 1621 ms. (steps per millisecond=616 ) properties seen :{}
Running SMT prover for 15 properties.
[2021-05-09 07:20:49] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
// Phase 1: matrix 259 rows 27 cols
[2021-05-09 07:20:49] [INFO ] Computed 0 place invariants in 14 ms
[2021-05-09 07:20:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:49] [INFO ] [Real]Absence check using state equation in 76 ms returned sat
[2021-05-09 07:20:49] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:49] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:50] [INFO ] [Nat]Absence check using state equation in 1417 ms returned unsat
[2021-05-09 07:20:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:50] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2021-05-09 07:20:51] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Nat]Absence check using state equation in 277 ms returned unsat
[2021-05-09 07:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Real]Absence check using state equation in 41 ms returned sat
[2021-05-09 07:20:51] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Nat]Absence check using state equation in 102 ms returned unsat
[2021-05-09 07:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Real]Absence check using state equation in 43 ms returned sat
[2021-05-09 07:20:51] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Nat]Absence check using state equation in 151 ms returned unsat
[2021-05-09 07:20:51] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:51] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2021-05-09 07:20:51] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:51] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:52] [INFO ] [Nat]Absence check using state equation in 712 ms returned unsat
[2021-05-09 07:20:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:52] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2021-05-09 07:20:52] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:53] [INFO ] [Nat]Absence check using state equation in 640 ms returned unsat
[2021-05-09 07:20:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:53] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2021-05-09 07:20:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:53] [INFO ] [Nat]Absence check using state equation in 107 ms returned unsat
[2021-05-09 07:20:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:53] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2021-05-09 07:20:53] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Nat]Absence check using state equation in 625 ms returned unsat
[2021-05-09 07:20:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Real]Absence check using state equation in 42 ms returned sat
[2021-05-09 07:20:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Nat]Absence check using state equation in 86 ms returned unsat
[2021-05-09 07:20:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2021-05-09 07:20:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Nat]Absence check using state equation in 76 ms returned unsat
[2021-05-09 07:20:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2021-05-09 07:20:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Nat]Absence check using state equation in 362 ms returned unsat
[2021-05-09 07:20:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2021-05-09 07:20:54] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:54] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:54] [INFO ] [Nat]Absence check using state equation in 84 ms returned unsat
[2021-05-09 07:20:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:55] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2021-05-09 07:20:55] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:55] [INFO ] [Nat]Absence check using state equation in 705 ms returned unsat
[2021-05-09 07:20:55] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:55] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2021-05-09 07:20:55] [INFO ] Solution in real domain found non-integer solution.
[2021-05-09 07:20:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-09 07:20:56] [INFO ] [Nat]Absence check using state equation in 403 ms returned unsat
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-15 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-14 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-13 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-12 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-10 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-07 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-01 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA DNAwalker-PT-10ringRL-ReachabilityFireability-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 15 Parikh solutions to 0 different solutions.
All properties solved without resorting to model-checking.

BK_STOP 1620544857102

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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-10ringRL"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is DNAwalker-PT-10ringRL, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r064-tall-162038397500607"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-10ringRL.tgz
mv DNAwalker-PT-10ringRL execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;