Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2020-input.r004-smll-158897512000231.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
.....................
=====================================================================
Generated by BenchKit 2-4028
Executing tool tapaal
Input is AirplaneLD-COL-2000, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r004-smll-158897512000231
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 3.9K Mar 24 11:07 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K Mar 24 11:04 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 24 09:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Mar 24 09:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 8 14:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 29 06:16 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 8 14:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 29 06:16 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 24 08:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 16K Mar 24 08:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 24 06:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 24 06:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 24 08:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 24 08:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 equiv_pt
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 5 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 328K Mar 24 05:37 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 AirplaneLD-COL-2000-ReachabilityCardinality-00
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-01
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-02
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-03
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-04
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-05
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-06
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-07
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-08
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-09
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-10
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-11
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-12
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-13
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-14
FORMULA_NAME AirplaneLD-COL-2000-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1589201910612

tapaal
---> tapaal --- TAPAAL
Got BK_TIME_CONFINEMENT=3600
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590

**********************************************
* TAPAAL verifying ReachabilityCardinality *
**********************************************
/home/mcc/tmp
/home/mcc/tmp/tmp.OPTJCY8Cbn
/home/mcc/tmp/tmp.g7tlwg8Std
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
Solution found by stripping colors (step -1) for query index 0
Solution found by stripping colors (step -1) for query index 2
Solution found by stripping colors (step -1) for query index 5
Solution found by stripping colors (step -1) for query index 6
Solution found by stripping colors (step -1) for query index 7
Solution found by stripping colors (step -1) for query index 8
Solution found by stripping colors (step -1) for query index 13
Solution found by stripping colors (step -1) for query index 14
Solution found by stripping colors (step -1) for query index 15





FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 0 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 2 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-05 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 5 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 6 was solved

Query is NOT satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-07 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 7 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-08 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 8 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-13 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 13 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-14 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 14 was solved

Query is satisfied.

Solved using CPN Approximation



FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 15 was solved

Query is satisfied.

Solved using CPN Approximation



Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-09 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-11 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-03 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-04 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-01 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-10 is satisfied.

Query is MAYBE satisfied.


Unable to decide if AirplaneLD-COL-2000-ReachabilityCardinality-12 is satisfied.

Query is MAYBE satisfied.
Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (7 in total)
Total simplification timout is 718 -- reduction timeout is 299
/home/mcc/BenchKit/bin/verifypn -n -q 718 -l 29 -d 299 -z 4 -s OverApprox --write-simplified /home/mcc/tmp/tmp.OPTJCY8Cbn --write-reduced /home/mcc/tmp/tmp.g7tlwg8Std -x 2,4,5,10,11,12,13 ./model.pnml ./ReachabilityCardinality.xml

Time left: 3550

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (7 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").





Query index 0 was solved

Query is satisfied.

@@@15.12,46200@@@

Query index 0 was solved

Query is satisfied.

parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ DFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 1 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3534
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").





Query index 0 was solved

Query is satisfied.

Search strategy option was ignored as the TAR engine is called.

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Query index 0 was solved

Query is satisfied.

@@@0.40,47292@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -tar\ -s\ RDFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 2 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3534
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").




Search strategy option was ignored as the TAR engine is called.

Query index 0 was solved

Query is NOT satisfied.


FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Query index 0 was solved

Query is NOT satisfied.

@@@0.37,47184@@@

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Query index 0 was solved

Query is NOT satisfied.

parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -tar\ -s\ RDFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 3 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 3533
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").





Query index 0 was solved

Query is NOT satisfied.

@@@50.85,45640@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ DFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 4 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3482
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").





Query index 0 was solved

Query is satisfied.

@@@59.20,46488@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ DFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 5 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3423
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").




Search strategy option was ignored as the TAR engine is called.

Query index 0 was solved

Query is satisfied.

@@@65.24,46596@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -tar\ -s\ RDFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 6 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 3357
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "en_US.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").





Query index 0 was solved

Query is NOT satisfied.

@@@27.03,45772@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.g7tlwg8Std /home/mcc/tmp/tmp.OPTJCY8Cbn --binary-query-io 1 -x 7 -n

FORMULA AirplaneLD-COL-2000-ReachabilityCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3330
All queries are solved
Time left: 3330

BK_STOP 1589202170720

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

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="AirplaneLD-COL-2000"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="tapaal"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool tapaal"
echo " Input is AirplaneLD-COL-2000, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r004-smll-158897512000231"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AirplaneLD-COL-2000.tgz
mv AirplaneLD-COL-2000 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;