Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r421-smll-171690572600089.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)
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is TokenRing-COL-015, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-smll-171690572600089
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 496K
-rw-r--r-- 1 mcc users 5.7K Apr 11 19:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Apr 11 19:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 11 19:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 11 19:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 11 20:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Apr 11 20:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 19:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 85K Apr 11 19:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 16K May 18 16:43 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 TokenRing-COL-015-CTLCardinality-2024-00
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-01
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-02
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-03
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-04
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-05
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-06
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-07
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-08
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-09
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-10
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-11
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-12
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-13
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-14
FORMULA_NAME TokenRing-COL-015-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716973776062

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=TokenRing-COL-015
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 09:09:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-29 09:09:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 09:09:38] [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.
[2024-05-29 09:09:38] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-29 09:09:39] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 988 ms
[2024-05-29 09:09:39] [INFO ] Imported 1 HL places and 2 HL transitions for a total of 256 PT places and 4112.0 transition bindings in 29 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 28 ms.
FORMULA TokenRing-COL-015-CTLCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-29 09:09:39] [INFO ] Built PT skeleton of HLPN with 1 places and 2 transitions 4 arcs in 5 ms.
[2024-05-29 09:09:39] [INFO ] Skeletonized 14 HLPN properties in 3 ms.
Computed a total of 1 stabilizing places and 0 stable transitions
Remains 14 properties that can be checked using skeleton over-approximation.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA TokenRing-COL-015-CTLCardinality-2024-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2024-05-29 09:09:39] [INFO ] Removed 1 GAL types that were empty due to variable simplifications.
petri,
[2024-05-29 09:09:39] [INFO ] Initial state reduction rules for CTL removed 5 formulas.
[2024-05-29 09:09:39] [INFO ] Flatten gal took : 13 ms
[2024-05-29 09:09:39] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
FORMULA TokenRing-COL-015-CTLCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-29 09:09:39] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA TokenRing-COL-015-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-29 09:09:39] [INFO ] Flatten gal took : 1 ms
Domain [Process(16), Process(16)] of place State breaks symmetries in sort Process
[2024-05-29 09:09:39] [INFO ] Unfolded HLPN to a Petri net with 256 places and 3616 transitions 14464 arcs in 144 ms.
[2024-05-29 09:09:39] [INFO ] Unfolded 4 HLPN properties in 8 ms.
Support contains 0 out of 256 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 256/256 places, 3616/3616 transitions.
Applied a total of 0 rules in 157 ms. Remains 256 /256 variables (removed 0) and now considering 3616/3616 (removed 0) transitions.
// Phase 1: matrix 3616 rows 256 cols
[2024-05-29 09:09:40] [INFO ] Computed 16 invariants in 70 ms
[2024-05-29 09:09:41] [INFO ] Implicit Places using invariants in 1109 ms returned []
[2024-05-29 09:09:41] [INFO ] Invariant cache hit.
[2024-05-29 09:09:42] [INFO ] State equation strengthened by 3390 read => feed constraints.
[2024-05-29 09:09:50] [INFO ] Implicit Places using invariants and state equation in 9465 ms returned []
Implicit Place search using SMT with State Equation took 10645 ms to find 0 implicit places.
Running 3601 sub problems to find dead transitions.
[2024-05-29 09:09:50] [INFO ] Invariant cache hit.
[2024-05-29 09:09:50] [INFO ] State equation strengthened by 3390 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/256 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 3601 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 256/3872 variables, and 16 constraints, problems are : Problem set: 0 solved, 3601 unsolved in 30151 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/256 constraints, ReadFeed: 0/3390 constraints, PredecessorRefiner: 3601/3601 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3601 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/256 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 3601 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 1)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 0)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 1)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 1)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 1)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 0)
(s78 1)
(s79 0)
(s80 0)
(s81 0)
(s82 0)
(s83 0)
(s84 0)
(s85 0)
(s86 0)
(s87 0)
(s88 0)
(s89 0)
(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 1)
(s95 0)
(s96 0)
(s97 0)
(s98 0)
(s99 0)
(s100 0)
(s101 0)
(s102 0)
(s103 0)
(s104 0)
(s105 0)
(s106 0)
(s107 0)
(s108 0)
(s109 0)
(s110 1)
(s111 0)
(s112 0)
(s113 0)
(s114 0)
(s115 0)
(s116 0)
(s117 0)
(s118 0)
(s119 0)
(s120 0)
(s121 0)
(s122 0)
(s123 0)
(s124 0)
(s125 0)
(s126 1)
(s127 0)
(s128 0)
(s129 0)
(s130 0)
(s131 0)
(s132 0)
(s133 0)
(s134 0)
(s135 0)
(s136 0)
(s137 0)
(s138 0)
(s139 0)
(s140 0)
(s141 0)
(s142 1)
(s143 0)
(s144 0)
(s145 0)
(s146 0)
(s147 0)
(s148 0)
(s149 0)
(s150 0)
(s151 0)
(s152 0)
(s153 0)
(s154 0)
(s155 0)
(s156 0)
(s157 1)
(s158 0)
(s159 0)
(s160 0)
(s161 0)
(s162 1)
(s163 0)
(s164 0)
(s165 0)
(s166 0)
(s167 0)
(s168 0)
(s169 0)
(s170 0)
(s171 0)
(s172 0)
(s173 0)
(s174 0)
(s175 0)
(s176 0)
(s177 0)
(s178 0)
(s179 0)
(s180 0)
(s181 0)
(s182 0)
(s183 0)
(s184 0)
(s185 0)
(s186 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/3872 variables, and 16 constraints, problems are : Problem set: 0 solved, 3601 unsolved in 30064 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, State Equation: 0/256 constraints, ReadFeed: 0/3390 constraints, PredecessorRefiner: 0/3601 constraints, Known Traps: 0/0 constraints]
After SMT, in 66807ms problems are : Problem set: 0 solved, 3601 unsolved
Search for dead transitions found 0 dead transitions in 66915ms
Finished structural reductions in LTL mode , in 1 iterations and 77759 ms. Remains : 256/256 places, 3616/3616 transitions.
Support contains 0 out of 256 places after structural reductions.
[2024-05-29 09:10:58] [INFO ] Flatten gal took : 386 ms
[2024-05-29 09:10:58] [INFO ] Flatten gal took : 350 ms
[2024-05-29 09:10:58] [INFO ] Input system was already deterministic with 3616 transitions.
FORMULA TokenRing-COL-015-CTLCardinality-2024-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA TokenRing-COL-015-CTLCardinality-2024-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 0 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2024-05-29 09:10:59] [INFO ] Flatten gal took : 157 ms
[2024-05-29 09:10:59] [INFO ] Flatten gal took : 173 ms
[2024-05-29 09:10:59] [INFO ] Input system was already deterministic with 3616 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 256/256 places, 3616/3616 transitions.
Applied a total of 0 rules in 323 ms. Remains 256 /256 variables (removed 0) and now considering 3616/3616 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 324 ms. Remains : 256/256 places, 3616/3616 transitions.
[2024-05-29 09:11:00] [INFO ] Flatten gal took : 110 ms
[2024-05-29 09:11:00] [INFO ] Flatten gal took : 134 ms
[2024-05-29 09:11:00] [INFO ] Input system was already deterministic with 3616 transitions.
Starting structural reductions in LTL mode, iteration 0 : 256/256 places, 3616/3616 transitions.
Applied a total of 0 rules in 40 ms. Remains 256 /256 variables (removed 0) and now considering 3616/3616 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 41 ms. Remains : 256/256 places, 3616/3616 transitions.
[2024-05-29 09:11:00] [INFO ] Flatten gal took : 99 ms
[2024-05-29 09:11:00] [INFO ] Flatten gal took : 124 ms
[2024-05-29 09:11:01] [INFO ] Input system was already deterministic with 3616 transitions.
[2024-05-29 09:11:01] [INFO ] Flatten gal took : 117 ms
[2024-05-29 09:11:01] [INFO ] Flatten gal took : 114 ms
[2024-05-29 09:11:01] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 3 ms.
[2024-05-29 09:11:01] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 256 places, 3616 transitions and 14464 arcs took 42 ms.
Total runtime 83531 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running TokenRing-COL-015

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 256
TRANSITIONS: 3616
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.096s, Sys 0.016s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.014s, Sys 0.004s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 561
MODEL NAME: /home/mcc/execution/414/model
256 places, 3616 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716974987843

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -timeout 360 -rebuildPNML

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="TokenRing-COL-015"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is TokenRing-COL-015, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r421-smll-171690572600089"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/TokenRing-COL-015.tgz
mv TokenRing-COL-015 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;