fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r107-smll-152658637500186
Last Updated
June 26, 2018

About the Execution of M4M.struct for IBM703-PT-none

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
859.380 22057.00 33164.00 791.60 TTTFTFFTFFFFTFFF normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
......................
/home/mcc/execution
total 396K
-rw-r--r-- 1 mcc users 5.9K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 9.9K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.0K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 22K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 105 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 343 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 7.1K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 29K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 5 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 193K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool mcc4mcc-structural
Input is IBM703-PT-none, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r107-smll-152658637500186
=====================================================================


--------------------
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 IBM703-PT-none-CTLFireability-00
FORMULA_NAME IBM703-PT-none-CTLFireability-01
FORMULA_NAME IBM703-PT-none-CTLFireability-02
FORMULA_NAME IBM703-PT-none-CTLFireability-03
FORMULA_NAME IBM703-PT-none-CTLFireability-04
FORMULA_NAME IBM703-PT-none-CTLFireability-05
FORMULA_NAME IBM703-PT-none-CTLFireability-06
FORMULA_NAME IBM703-PT-none-CTLFireability-07
FORMULA_NAME IBM703-PT-none-CTLFireability-08
FORMULA_NAME IBM703-PT-none-CTLFireability-09
FORMULA_NAME IBM703-PT-none-CTLFireability-10
FORMULA_NAME IBM703-PT-none-CTLFireability-11
FORMULA_NAME IBM703-PT-none-CTLFireability-12
FORMULA_NAME IBM703-PT-none-CTLFireability-13
FORMULA_NAME IBM703-PT-none-CTLFireability-14
FORMULA_NAME IBM703-PT-none-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1526818994125


BK_STOP 1526819016182

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

Prefix is 75f5f979.
Reading known information in /usr/share/mcc4mcc/75f5f979-known.json.
Reading learned information in /usr/share/mcc4mcc/75f5f979-learned.json.
Reading value translations in /usr/share/mcc4mcc/75f5f979-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using IBM703-PT-none as instance name.
Using IBM703 as model name.
Using algorithm or tool bmdt.
Model characteristics are: {'Examination': 'CTLFireability', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': True, 'Extended Free Choice': True, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': False, 'Source Place': True, 'Sink Place': True, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': True, 'Deadlock': True, 'Reversible': False, 'Quasi Live': True, 'Live': False}.
Known tools are: [{'Time': 180, 'Memory': 109.92, 'Tool': 'lola'}, {'Time': 286, 'Memory': 109.89, 'Tool': 'lola'}, {'Time': 1099, 'Memory': 150.29, 'Tool': 'gspn'}, {'Time': 3985, 'Memory': 2207.41, 'Tool': 'marcie'}, {'Time': 4077, 'Memory': 175.66, 'Tool': 'gspn'}, {'Time': 4620, 'Memory': 2207.33, 'Tool': 'marcie'}, {'Time': 8197, 'Memory': 449.51, 'Tool': 'itstools'}, {'Time': 8204, 'Memory': 445.81, 'Tool': 'itstools'}].
Learned tools are: [{'Tool': 'itstools'}].
Learned tool itstools is 45.53888888888889x far from the best tool lola.
CTLFireability itstools IBM703-PT-none...
May 20, 2018 12:23:25 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-z3path, /usr/bin/z3, -yices2path, /usr/bin/yices, -ltsminpath, /usr/bin, -smt, -its, -pnfolder, /mcc-data, -examination, CTLFireability]
May 20, 2018 12:23:25 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /mcc-data/model.pnml
May 20, 2018 12:23:25 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 122 ms
May 20, 2018 12:23:25 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 262 places.
May 20, 2018 12:23:25 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 284 transitions.
May 20, 2018 12:23:25 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /mcc-data/model.pnml.img.gal : 27 ms
May 20, 2018 12:23:26 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 117 ms
May 20, 2018 12:23:26 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /mcc-data/CTLFireability.pnml.gal : 8 ms
May 20, 2018 12:23:26 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /mcc-data/CTLFireability.ctl : 3 ms
Invoking ITS tools like this :CommandLine [args=[/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /mcc-data/CTLFireability.pnml.gal, -t, CGAL, -ctl, /mcc-data/CTLFireability.ctl], workingDir=/mcc-data]

its-ctl command run as :

/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /mcc-data/CTLFireability.pnml.gal -t CGAL -ctl /mcc-data/CTLFireability.ctl
No direction supplied, using forward translation only.
Parsed 16 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,8370,0.225194,6996,2,1236,5,7248,6,0,1316,7571,0


Converting to forward existential form...Done !
original formula: EG(!((((task_s00000705_inputCriterion_s00000257_used>=1)||(task_s00000714_output_s00000264>=1))&&(!((merge_s00000320_input_s00000290>=1)&&(fork_s00000463_activated_s00000274>=1))))))
=> equivalent forward existential formula: [FwdG(Init,!((((task_s00000705_inputCriterion_s00000257_used>=1)||(task_s00000714_output_s00000264>=1))&&(!((merge_s00000320_input_s00000290>=1)&&(fork_s00000463_activated_s00000274>=1))))))] != FALSE
Hit Full ! (commute/partial/dont) 277/0/7
(forward)formula 0,1,1.38985,40604,1,0,117,152085,19,4,5876,115527,114
FORMULA IBM703-PT-none-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: !(AG(AF(((task_s00000706_input_s00000263>=1)||(task_s00000725_inputCriterion_s00000257_used>=1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!(((task_s00000706_input_s00000263>=1)||(task_s00000725_inputCriterion_s00000257_used>=1))))] != FALSE
Hit Full ! (commute/partial/dont) 280/4/4
(forward)formula 1,1,1.43953,41396,1,0,118,152858,27,5,6367,117966,117
FORMULA IBM703-PT-none-CTLFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: EG(A((task_s00000707_inputCriterion_s00000257_used>=1) U !((merge_s00000446_input_s00000447>=1))))
=> equivalent forward existential formula: [FwdG(Init,!((E(!(!((merge_s00000446_input_s00000447>=1))) U (!((task_s00000707_inputCriterion_s00000257_used>=1)) * !(!((merge_s00000446_input_s00000447>=1))))) + EG(!(!((merge_s00000446_input_s00000447>=1)))))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions merge_s00000320_activate_s00000284, merge_s00000320_activate_s00000286, merge_s00000451_activate_s00000284, merge_s00000341_activate_s00000286, merge_s00000451_activate_s00000286, merge_s00000319_activate_s00000284, merge_s00000455_activate_s00000284, merge_s00000453_activate_s00000286, merge_s00000446_activate_s00000284, merge_s00000454_activate_s00000286, merge_s00000319_activate_s00000448, merge_s00000319_activate_s00000286, merge_s00000461_activate_s00000289, merge_s00000455_activate_s00000286, merge_s00000446_activate_s00000286, merge_s00000319_activate_s00000289, merge_s00000455_activate_s00000289, merge_s00000449_activate_s00000286, merge_s00000446_activate_s00000289, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/total) :0/265/19/284
(forward)formula 2,1,2.92641,80076,1,0,714,303793,612,467,7751,403421,895
FORMULA IBM703-PT-none-CTLFireability-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AF((((decision_s00000793_activated>=1) + AF((decision_s00000778_activated>=1))) + (task_s00000733_inputCriterion_s00000257_used>=1)))
=> equivalent forward existential formula: [FwdG(Init,!((((decision_s00000793_activated>=1) + !(EG(!((decision_s00000778_activated>=1))))) + (task_s00000733_inputCriterion_s00000257_used>=1))))] = FALSE
(forward)formula 3,0,4.9831,132500,1,0,1111,686974,622,732,7752,725780,1331
FORMULA IBM703-PT-none-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG(AX(!((task_s00000749_output_s00000264>=1))))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!(!((task_s00000749_output_s00000264>=1))))))] != FALSE
(forward)formula 4,1,5.69632,147020,1,0,1335,756886,626,913,7752,840423,1512
FORMULA IBM703-PT-none-CTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AF(A(((decision_s00000802_input_s00000263>=1)||(task_s00000763_output_s00000264>=1)) U ((decision_s00000805_activated>=1)||(task_s00000761_output_s00000264>=1))))
=> equivalent forward existential formula: [FwdG(Init,!(!((E(!(((decision_s00000805_activated>=1)||(task_s00000761_output_s00000264>=1))) U (!(((decision_s00000802_input_s00000263>=1)||(task_s00000763_output_s00000264>=1))) * !(((decision_s00000805_activated>=1)||(task_s00000761_output_s00000264>=1))))) + EG(!(((decision_s00000805_activated>=1)||(task_s00000761_output_s00000264>=1))))))))] = FALSE
(forward)formula 5,0,6.58327,166820,1,0,1654,892073,638,1124,7764,982647,1882
FORMULA IBM703-PT-none-CTLFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: E(E((decision_s00000772_activated>=1) U (task_s00000720_inputCriterion_s00000257_used>=1)) U (AF((decision_s00000764_activated>=1)) + AX((task_s00000729_input_s00000263>=1))))
=> equivalent forward existential formula: ([(FwdU(Init,E((decision_s00000772_activated>=1) U (task_s00000720_inputCriterion_s00000257_used>=1))) * !(EG(!((decision_s00000764_activated>=1)))))] != FALSE + [(FwdU(Init,E((decision_s00000772_activated>=1) U (task_s00000720_inputCriterion_s00000257_used>=1))) * !(EX(!((task_s00000729_input_s00000263>=1)))))] != FALSE)
(forward)formula 6,0,7.55343,198712,1,0,1959,1.14951e+06,654,1286,7766,1.16626e+06,2260
FORMULA IBM703-PT-none-CTLFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG((EG((task_s00000737_output_s00000264>=1)) + ((((task_s00000734_output_s00000264>=1)&&(task_s00000735_output_s00000264>=1))||(!(task_s00000729_output_s00000264>=1)))||(((task_s00000746_inputCriterion_s00000257_used>=1)&&(decision_s00000796_input_s00000263>=1))&&((task_s00000704_inputCriterion_s00000257_used>=1)||(task_s00000745_output_s00000264>=1))))))
=> equivalent forward existential formula: [FwdG(Init,(EG((task_s00000737_output_s00000264>=1)) + ((((task_s00000734_output_s00000264>=1)&&(task_s00000735_output_s00000264>=1))||(!(task_s00000729_output_s00000264>=1)))||(((task_s00000746_inputCriterion_s00000257_used>=1)&&(decision_s00000796_input_s00000263>=1))&&((task_s00000704_inputCriterion_s00000257_used>=1)||(task_s00000745_output_s00000264>=1))))))] != FALSE
(forward)formula 7,1,7.83505,207424,1,0,2196,1.20092e+06,662,1469,7773,1.24715e+06,2442
FORMULA IBM703-PT-none-CTLFireability-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AF((merge_s00000457_activated>=1))
=> equivalent forward existential formula: [FwdG(Init,!((merge_s00000457_activated>=1)))] = FALSE
Hit Full ! (commute/partial/dont) 281/0/3
(forward)formula 8,0,7.89436,208744,1,0,2198,1.20266e+06,670,1472,8247,1.25199e+06,2445
FORMULA IBM703-PT-none-CTLFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG(EF((merge_s00000455_activated>=1)))
=> equivalent forward existential formula: [FwdG(Init,E(TRUE U (merge_s00000455_activated>=1)))] != FALSE
dead was empty
(forward)formula 9,0,7.98309,210856,1,0,2206,1.21441e+06,676,1478,8719,1.25703e+06,2461
FORMULA IBM703-PT-none-CTLFireability-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AG(AF((merge_s00000320_activated>=1)))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!((merge_s00000320_activated>=1)))] = FALSE
Hit Full ! (commute/partial/dont) 281/0/3
(forward)formula 10,0,8.02716,211648,1,0,2207,1.21469e+06,684,1479,9170,1.25862e+06,2464
FORMULA IBM703-PT-none-CTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: E(!(AF((task_s00000755_inputCriterion_s00000257_used>=1))) U ((task_s00000747_inputCriterion_s00000257_used>=1)&&(alpha>=1)))
=> equivalent forward existential formula: [(FwdU(Init,!(!(EG(!((task_s00000755_inputCriterion_s00000257_used>=1)))))) * ((task_s00000747_inputCriterion_s00000257_used>=1)&&(alpha>=1)))] != FALSE
(forward)formula 11,0,8.02791,211648,1,0,2207,1.21469e+06,685,1479,9171,1.25862e+06,2464
FORMULA IBM703-PT-none-CTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG(EF(((!(decision_s00000773_activated>=1))||((merge_s00000283_input_s00000263>=1)&&(fork_s00000464_input_s00000263>=1)))))
=> equivalent forward existential formula: [FwdG(Init,E(TRUE U ((!(decision_s00000773_activated>=1))||((merge_s00000283_input_s00000263>=1)&&(fork_s00000464_input_s00000263>=1)))))] != FALSE
(forward)formula 12,1,8.1294,214288,1,0,2209,1.23165e+06,687,1482,9285,1.26805e+06,2474
FORMULA IBM703-PT-none-CTLFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AG(AF((((task_s00000763_input_s00000263>=1)||(fork_s00000466_activated_s00000274>=1))||((merge_s00000452_activated>=1)&&(callToProcess_s00000807_inputCriterion_s00000257_used>=1)))))
=> equivalent forward existential formula: [FwdG(FwdU(Init,TRUE),!((((task_s00000763_input_s00000263>=1)||(fork_s00000466_activated_s00000274>=1))||((merge_s00000452_activated>=1)&&(callToProcess_s00000807_inputCriterion_s00000257_used>=1)))))] = FALSE
Hit Full ! (commute/partial/dont) 275/18/9
(forward)formula 13,0,8.18582,215344,1,0,2210,1.23291e+06,695,1483,9799,1.27128e+06,2477
FORMULA IBM703-PT-none-CTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AF(E((task_s00000757_inputCriterion_s00000257_used>=1) U ((task_s00000762_output_s00000264>=1)&&(task_s00000746_output_s00000264>=1))))
=> equivalent forward existential formula: [FwdG(Init,!(E((task_s00000757_inputCriterion_s00000257_used>=1) U ((task_s00000762_output_s00000264>=1)&&(task_s00000746_output_s00000264>=1)))))] = FALSE
(forward)formula 14,0,8.18759,215608,1,0,2210,1.23291e+06,700,1483,9800,1.27128e+06,2479
FORMULA IBM703-PT-none-CTLFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: !(EG(EG(!((task_s00000746_inputCriterion_s00000257_used>=1)))))
=> equivalent forward existential formula: [FwdG(Init,EG(!((task_s00000746_inputCriterion_s00000257_used>=1))))] = FALSE
(forward)formula 15,0,8.52083,224848,1,0,2551,1.294e+06,708,1720,9801,1.35196e+06,2876
FORMULA IBM703-PT-none-CTLFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

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="IBM703-PT-none"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="mcc4mcc-structural"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/IBM703-PT-none.tgz
mv IBM703-PT-none execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool mcc4mcc-structural"
echo " Input is IBM703-PT-none, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r107-smll-152658637500186"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
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 ;