fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r543-tall-167987257200020
Last Updated
May 14, 2023

About the Execution of 2022-gold for CryptoMiner-PT-D03N010

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
188.327 2468.00 4387.00 40.00 10 1 1 10 10 1 10 1 5 5 1 5 10 1 1 1 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r543-tall-167987257200020.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is CryptoMiner-PT-D03N010, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r543-tall-167987257200020
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 13K Mar 23 15:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 103K Mar 23 15:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 23 15:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K Mar 23 15:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.7K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 19K Mar 23 15:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 157K Mar 23 15:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Mar 23 15:24 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 116K Mar 23 15:24 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 5.5K Mar 26 22:42 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-00
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-01
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-02
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-03
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-04
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-05
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-06
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-07
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-08
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-09
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-10
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-11
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-12
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-13
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-14
FORMULA_NAME CryptoMiner-PT-D03N010-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1679950748184

Running Version 202205111006
[2023-03-27 20:59:09] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -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]
[2023-03-27 20:59:09] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-27 20:59:09] [INFO ] Load time of PNML (sax parser for PT used): 38 ms
[2023-03-27 20:59:09] [INFO ] Transformed 12 places.
[2023-03-27 20:59:09] [INFO ] Transformed 12 transitions.
[2023-03-27 20:59:09] [INFO ] Parsed PT model containing 12 places and 12 transitions in 140 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 10 ms.
// Phase 1: matrix 12 rows 12 cols
[2023-03-27 20:59:09] [INFO ] Computed 1 place invariants in 6 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 16) seen :28
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 16) seen :28
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 16) seen :34
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :28
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 16) seen :28
Incomplete Best-First random walk after 10001 steps, including 222 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 16) seen :58
FORMULA CryptoMiner-PT-D03N010-UpperBounds-12 10 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 15) seen :32
Incomplete Best-First random walk after 10001 steps, including 222 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 15) seen :48
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 15) seen :34
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 15) seen :33
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 15) seen :38
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 15) seen :32
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 15) seen :33
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 15) seen :33
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 15) seen :28
Incomplete Best-First random walk after 10001 steps, including 45 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 15) seen :48
// Phase 1: matrix 12 rows 12 cols
[2023-03-27 20:59:09] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned unsat
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using state equation in 20 ms returned unsat
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using state equation in 8 ms returned unsat
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned unsat
[2023-03-27 20:59:09] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 5 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 2 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 10 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2023-03-27 20:59:10] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-03-27 20:59:10] [INFO ] [Real]Added 3 Read/Feed constraints in 5 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-27 20:59:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-27 20:59:10] [INFO ] Added : 3 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 4 ms.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 8 ms.
[2023-03-27 20:59:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-27 20:59:10] [INFO ] Added : 3 causal constraints over 1 iterations in 12 ms. Result :sat
Minimization took 3 ms.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 26 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 3 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 5 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Added 3 Read/Feed constraints in 18 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-27 20:59:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 9 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Nat]Added 3 Read/Feed constraints in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] Computed and/alt/rep : 9/15/9 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-27 20:59:10] [INFO ] Added : 3 causal constraints over 1 iterations in 32 ms. Result :sat
Minimization took 4 ms.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 7 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 5 ms returned unsat
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-27 20:59:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-27 20:59:10] [INFO ] [Real]Absence check using state equation in 3 ms returned unsat
Current structural bounds on expressions (after SMT) : [10, 1, 1, 10, 10, 1, 10, 1, 5, 5, 1, 5, 1, 1, 1] Max seen :[10, 1, 1, 10, 10, 1, 10, 1, 2, 2, 1, 2, 1, 1, 1]
FORMULA CryptoMiner-PT-D03N010-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-06 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-04 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-03 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-00 10 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-11 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-09 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CryptoMiner-PT-D03N010-UpperBounds-08 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.
Total runtime 1238 ms.

BK_STOP 1679950750652

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination UpperBounds -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=@none -Xss128m -Xms40m -Xmx8192m

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="CryptoMiner-PT-D03N010"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2022"
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 gold2022"
echo " Input is CryptoMiner-PT-D03N010, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r543-tall-167987257200020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CryptoMiner-PT-D03N010.tgz
mv CryptoMiner-PT-D03N010 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;