fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r181-tall-171640604300027
Last Updated
July 7, 2024

About the Execution of LoLA for FlexibleBarrier-PT-06b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
380.483 16718.00 16745.00 160.30 FTFFFTFTFFTTTFFF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r181-tall-171640604300027.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 lola
Input is FlexibleBarrier-PT-06b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r181-tall-171640604300027
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 600K
-rw-r--r-- 1 mcc users 6.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 19 18:20 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 08:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 13 08:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 08:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Apr 13 08:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 141K May 18 16:42 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 FlexibleBarrier-PT-06b-LTLCardinality-00
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-01
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-02
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-03
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-04
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-05
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-06
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-07
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-08
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-09
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-10
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-11
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-12
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-13
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-14
FORMULA_NAME FlexibleBarrier-PT-06b-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717011610230

FORMULA FlexibleBarrier-PT-06b-LTLCardinality-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-12 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-10 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA FlexibleBarrier-PT-06b-LTLCardinality-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
[lola] FINAL RESULTS
[lola]  FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
[lola] FlexibleBarrier-PT-06b-LTLCardinality-00: LTL/CTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-01: LTL true LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-02: LTL/CTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-03: CONJ false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-04: LTL/CTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-05: INITIAL true preprocessing
[lola] FlexibleBarrier-PT-06b-LTLCardinality-06: LTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-07: LTL true LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-08: INITIAL false preprocessing
[lola] FlexibleBarrier-PT-06b-LTLCardinality-09: CONJ false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-10: CONJ true CONJ
[lola] FlexibleBarrier-PT-06b-LTLCardinality-11: CONJ true CONJ
[lola] FlexibleBarrier-PT-06b-LTLCardinality-12: LTL/CTL true LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-13: LTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-14: LTL false LTL model checker
[lola] FlexibleBarrier-PT-06b-LTLCardinality-15: LTL false LTL model checker
[lola]
[lola] Time elapsed: 16 secs. Pages in use: 1

BK_STOP 1717011626948

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

[lola][I] LoLA will run for 3600 seconds at most (--timelimit)
[lola][W] unknown unit in memory specification: using default
[lola][I] MEM LIMIT 5
[lola][I] NET
[lola][I] reading net from model.pnml
[lola][I] input: PNML file (--pnmlnet)
[lola][I] reading pnml
[lola][I] PNML file contains place/transition net
[lola][I] closed net file model.pnml
[lola][I] finished parsing
[lola][I] Reading formula.
[lola][I] Using XML format (--xmlformula)
[lola][I] reading XML formula
[lola][I] reading formula from LTLCardinality.xml
[lola][I] Rule S: 0 transitions removed,0 places removed
[lola][I] LAUNCH task # 20 (type CNST) for 19 FlexibleBarrier-PT-06b-LTLCardinality-05
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] LAUNCH task # 29 (type CNST) for 28 FlexibleBarrier-PT-06b-LTLCardinality-08
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] LAUNCH task # 41 (type CNST) for 38 FlexibleBarrier-PT-06b-LTLCardinality-10
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] FINISHED task # 20 (type CNST) for FlexibleBarrier-PT-06b-LTLCardinality-05
[lola][I] result : true
[lola][I] FINISHED task # 29 (type CNST) for FlexibleBarrier-PT-06b-LTLCardinality-08
[lola][I] result : false
[lola][I] FINISHED task # 41 (type CNST) for FlexibleBarrier-PT-06b-LTLCardinality-10
[lola][I] result : true
[lola][I] LAUNCH task # 14 (type EXCL) for 9 FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] time limit : 170 sec
[lola][I] memory limit: 2000 pages
[lola][I] LAUNCH task # 65 (type FNDP) for 9 FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] LAUNCH task # 66 (type EQUN) for 9 FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] time limit : 32000000 sec
[lola][I] memory limit: 5 pages
[lola][I] FINISHED task # 14 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] result : false
[lola][I] markings : 3885
[lola][I] fired transitions : 9359
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][W] CANCELED task # 65 (type FNDP) for FlexibleBarrier-PT-06b-LTLCardinality-03 (obsolete)
[lola][W] CANCELED task # 66 (type EQUN) for FlexibleBarrier-PT-06b-LTLCardinality-03 (obsolete)
[lola][I] FINISHED task # 65 (type FNDP) for FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] result : true
[lola][I] tried executions : 1
[lola][I] time used : 1
[lola][I] memory pages used : 0
[lola][I] LAUNCH task # 48 (type CNST) for 45 FlexibleBarrier-PT-06b-LTLCardinality-11
[lola][I] time limit : 0 sec
[lola][I] memory limit: 0 pages
[lola][I] LAUNCH task # 23 (type EXCL) for 22 FlexibleBarrier-PT-06b-LTLCardinality-06
[lola][I] time limit : 238 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 48 (type CNST) for FlexibleBarrier-PT-06b-LTLCardinality-11
[lola][I] result : true
[lola][I] FINISHED task # 23 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-06
[lola][I] result : false
[lola][I] markings : 3
[lola][I] fired transitions : 4
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 53 (type EXCL) for 52 FlexibleBarrier-PT-06b-LTLCardinality-12
[lola][I] time limit : 275 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 53 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-12
[lola][I] result : true
[lola][I] markings : 2
[lola][I] fired transitions : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 36 (type EXCL) for 31 FlexibleBarrier-PT-06b-LTLCardinality-09
[lola][I] time limit : 298 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 66 (type EQUN) for FlexibleBarrier-PT-06b-LTLCardinality-03
[lola][I] result : true
[lola][I] FINISHED task # 36 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-09
[lola][I] result : false
[lola][I] markings : 44186
[lola][I] fired transitions : 105762
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 62 (type EXCL) for 61 FlexibleBarrier-PT-06b-LTLCardinality-15
[lola][I] time limit : 358 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 62 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-15
[lola][I] result : false
[lola][I] markings : 15
[lola][I] fired transitions : 16
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 50 (type EXCL) for 45 FlexibleBarrier-PT-06b-LTLCardinality-11
[lola][I] time limit : 398 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 50 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-11
[lola][I] result : true
[lola][I] markings : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 43 (type EXCL) for 38 FlexibleBarrier-PT-06b-LTLCardinality-10
[lola][I] time limit : 448 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 43 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-10
[lola][I] result : true
[lola][I] markings : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 26 (type EXCL) for 25 FlexibleBarrier-PT-06b-LTLCardinality-07
[lola][I] time limit : 512 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 26 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-07
[lola][I] result : true
[lola][I] markings : 9
[lola][I] fired transitions : 9
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 17 (type EXCL) for 16 FlexibleBarrier-PT-06b-LTLCardinality-04
[lola][I] time limit : 597 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 17 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-04
[lola][I] result : false
[lola][I] markings : 14
[lola][I] fired transitions : 14
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 7 (type EXCL) for 6 FlexibleBarrier-PT-06b-LTLCardinality-02
[lola][I] time limit : 716 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 7 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-02
[lola][I] result : false
[lola][I] markings : 14
[lola][I] fired transitions : 14
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 4 (type EXCL) for 3 FlexibleBarrier-PT-06b-LTLCardinality-01
[lola][I] time limit : 896 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 4 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-01
[lola][I] result : true
[lola][I] markings : 1
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 1 (type EXCL) for 0 FlexibleBarrier-PT-06b-LTLCardinality-00
[lola][I] time limit : 1194 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 1 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-00
[lola][I] result : false
[lola][I] markings : 14
[lola][I] fired transitions : 14
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 56 (type EXCL) for 55 FlexibleBarrier-PT-06b-LTLCardinality-13
[lola][I] time limit : 1792 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 56 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-13
[lola][I] result : false
[lola][I] markings : 21
[lola][I] fired transitions : 54
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] LAUNCH task # 59 (type EXCL) for 58 FlexibleBarrier-PT-06b-LTLCardinality-14
[lola][I] time limit : 3584 sec
[lola][I] memory limit: 2000 pages
[lola][I] FINISHED task # 59 (type EXCL) for FlexibleBarrier-PT-06b-LTLCardinality-14
[lola][I] result : false
[lola][I] markings : 105174
[lola][I] fired transitions : 276811
[lola][I] time used : 0
[lola][I] memory pages used : 1
[lola][I] Portfolio finished: no open formulas

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="FlexibleBarrier-PT-06b"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lola"
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 lola"
echo " Input is FlexibleBarrier-PT-06b, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r181-tall-171640604300027"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-06b.tgz
mv FlexibleBarrier-PT-06b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;