Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2021-input.r178-tajo-162089416100635.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/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 RefineWMG-PT-010011, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-162089416100635
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 408K
-rw-r--r-- 1 mcc users 13K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 125K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 105K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.3K Mar 28 16:32 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:32 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 28 16:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 28 16:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.1K Mar 27 10:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Mar 27 10:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Mar 25 14:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 10K Mar 25 14:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.4K Mar 22 08:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.4K Mar 22 08:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 7 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 24K 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 positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME n0-UpperBounds-00
FORMULA_NAME n0-UpperBounds-01
FORMULA_NAME n0-UpperBounds-02
FORMULA_NAME n0-UpperBounds-03
FORMULA_NAME n0-UpperBounds-04
FORMULA_NAME n0-UpperBounds-05
FORMULA_NAME n0-UpperBounds-06
FORMULA_NAME n0-UpperBounds-07
FORMULA_NAME n0-UpperBounds-08
FORMULA_NAME n0-UpperBounds-09
FORMULA_NAME n0-UpperBounds-10
FORMULA_NAME n0-UpperBounds-11
FORMULA_NAME n0-UpperBounds-12
FORMULA_NAME n0-UpperBounds-13
FORMULA_NAME n0-UpperBounds-14
FORMULA_NAME n0-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1621261779446

Running Version 0
[2021-05-17 14:29:41] [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]
[2021-05-17 14:29:41] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-17 14:29:41] [INFO ] Load time of PNML (sax parser for PT used): 25 ms
[2021-05-17 14:29:41] [INFO ] Transformed 54 places.
[2021-05-17 14:29:41] [INFO ] Transformed 43 transitions.
[2021-05-17 14:29:41] [INFO ] Parsed PT model containing 54 places and 43 transitions in 69 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
// Phase 1: matrix 43 rows 54 cols
[2021-05-17 14:29:41] [INFO ] Computed 22 place invariants in 6 ms
FORMULA n0-UpperBounds-15 11 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA n0-UpperBounds-10 11 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA n0-UpperBounds-09 11 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA n0-UpperBounds-07 11 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA n0-UpperBounds-00 11 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10005 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 11) seen :74
FORMULA n0-UpperBounds-05 11 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA n0-UpperBounds-04 11 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 9) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 9) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 9) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 9) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 9) seen :14
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 9) seen :10
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 9) seen :18
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 9) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 9) seen :16
// Phase 1: matrix 43 rows 54 cols
[2021-05-17 14:29:41] [INFO ] Computed 22 place invariants in 15 ms
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using 22 positive place invariants in 23 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2021-05-17 14:29:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2021-05-17 14:29:42] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 23 ms.
[2021-05-17 14:29:42] [INFO ] Added : 32 causal constraints over 7 iterations in 92 ms. Result :sat
Minimization took 8 ms.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using 22 positive place invariants in 7 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2021-05-17 14:29:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2021-05-17 14:29:42] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 4 ms.
[2021-05-17 14:29:42] [INFO ] Added : 22 causal constraints over 5 iterations in 40 ms. Result :sat
Minimization took 9 ms.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2021-05-17 14:29:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2021-05-17 14:29:42] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 2 ms.
[2021-05-17 14:29:42] [INFO ] Added : 32 causal constraints over 7 iterations in 55 ms. Result :sat
Minimization took 12 ms.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2021-05-17 14:29:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using state equation in 28 ms returned sat
[2021-05-17 14:29:42] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 3 ms.
[2021-05-17 14:29:42] [INFO ] Added : 22 causal constraints over 5 iterations in 70 ms. Result :sat
Minimization took 26 ms.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using 22 positive place invariants in 18 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2021-05-17 14:29:42] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:42] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2021-05-17 14:29:42] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 4 ms.
[2021-05-17 14:29:42] [INFO ] Added : 21 causal constraints over 5 iterations in 38 ms. Result :sat
Minimization took 27 ms.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2021-05-17 14:29:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using 22 positive place invariants in 7 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2021-05-17 14:29:43] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 4 ms.
[2021-05-17 14:29:43] [INFO ] Added : 32 causal constraints over 7 iterations in 48 ms. Result :sat
Minimization took 9 ms.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2021-05-17 14:29:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using 22 positive place invariants in 4 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2021-05-17 14:29:43] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 3 ms.
[2021-05-17 14:29:43] [INFO ] Added : 21 causal constraints over 5 iterations in 21 ms. Result :sat
Minimization took 6 ms.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2021-05-17 14:29:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2021-05-17 14:29:43] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 2 ms.
[2021-05-17 14:29:43] [INFO ] Added : 22 causal constraints over 5 iterations in 21 ms. Result :sat
Minimization took 27 ms.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2021-05-17 14:29:43] [INFO ] Solution in real domain found non-integer solution.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using 22 positive place invariants in 3 ms returned sat
[2021-05-17 14:29:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2021-05-17 14:29:43] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2021-05-17 14:29:43] [INFO ] Computed and/alt/rep : 32/42/32 causal constraints (skipped 0 transitions) in 29 ms.
[2021-05-17 14:29:43] [INFO ] Added : 22 causal constraints over 5 iterations in 51 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : [7, 11, 7, 11, 11, 7, 5, 11, 11] Max seen :[6, 6, 6, 6, 6, 6, 4, 6, 6]
Incomplete Parikh walk after 16100 steps, including 98 resets, run finished after 59 ms. (steps per millisecond=272 ) properties (out of 9) seen :72 could not realise parikh vector
FORMULA n0-UpperBounds-14 11 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA n0-UpperBounds-13 11 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA n0-UpperBounds-06 11 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 16100 steps, including 98 resets, run finished after 42 ms. (steps per millisecond=383 ) properties (out of 6) seen :35 could not realise parikh vector
Incomplete Parikh walk after 10400 steps, including 97 resets, run finished after 24 ms. (steps per millisecond=433 ) properties (out of 6) seen :31 could not realise parikh vector
FORMULA n0-UpperBounds-12 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 14200 steps, including 98 resets, run finished after 35 ms. (steps per millisecond=405 ) properties (out of 5) seen :27 could not realise parikh vector
FORMULA n0-UpperBounds-11 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 11200 steps, including 98 resets, run finished after 24 ms. (steps per millisecond=466 ) properties (out of 4) seen :26 could not realise parikh vector
FORMULA n0-UpperBounds-08 11 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 15100 steps, including 98 resets, run finished after 31 ms. (steps per millisecond=487 ) properties (out of 3) seen :15 could not realise parikh vector
Incomplete Parikh walk after 19700 steps, including 99 resets, run finished after 48 ms. (steps per millisecond=410 ) properties (out of 3) seen :20 could not realise parikh vector
FORMULA n0-UpperBounds-03 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA n0-UpperBounds-01 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Incomplete Parikh walk after 16700 steps, including 97 resets, run finished after 34 ms. (steps per millisecond=491 ) properties (out of 1) seen :11 could not realise parikh vector
FORMULA n0-UpperBounds-02 11 TECHNIQUES TOPOLOGICAL PARIKH_WALK
All properties solved without resorting to model-checking.

BK_STOP 1621261784180

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

+ 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
+ [[ -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 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=/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="RefineWMG-PT-010011"
export BK_EXAMINATION="UpperBounds"
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 RefineWMG-PT-010011, 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 r178-tajo-162089416100635"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RefineWMG-PT-010011.tgz
mv RefineWMG-PT-010011 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 ;