Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2020-input.r104-oct2-158940190800017.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2020-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool win2019
Input is GlobalResAllocation-COL-07, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r104-oct2-158940190800017
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 200K
-rw-r--r-- 1 mcc users 3.6K Apr 27 15:14 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K Apr 27 15:14 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 27 15:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 13K Apr 27 15:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Apr 27 15:14 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 28 14:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 27 15:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 28 14:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 27 15:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Apr 27 15:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Apr 27 15:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 27 15:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 27 15:14 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 27 15:14 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 equiv_pt
-rw-r--r-- 1 mcc users 3 Apr 27 15:14 instance
-rw-r--r-- 1 mcc users 5 Apr 27 15:14 iscolored
-rw-r--r-- 1 mcc users 28K Apr 27 15:14 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 GlobalResAllocation-COL-07-CTLFireability-00
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-01
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-02
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-03
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-04
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-05
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-06
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-07
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-08
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-09
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-10
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-11
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-12
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-13
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-14
FORMULA_NAME GlobalResAllocation-COL-07-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1589672744408

win2019
Total timeout: 3590
Time left: 3590

*************************************
* TAPAAL verifying CTLFireability *
*************************************
/home/mcc/tmp
/home/mcc/tmp/tmp.DN83kmIbzh
/home/mcc/tmp/tmp.4RhNjzYNwX
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
Solution found by stripping colors (step -1) for query index 6
Solution found by stripping colors (step -1) for query index 9





Unable to decide if GlobalResAllocation-COL-07-CTLFireability-04 is satisfied.

Query is MAYBE satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 1 was solved

Query is NOT satisfied.

Solved using CPN Approximation



Unable to decide if GlobalResAllocation-COL-07-CTLFireability-07 is satisfied.

Query is MAYBE satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX
Query index 3 was solved

Query is NOT satisfied.

Solved using CPN Approximation



Unable to decide if GlobalResAllocation-COL-07-CTLFireability-14 is satisfied.

Query is MAYBE satisfied.
Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (14 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.DN83kmIbzh --write-reduced /home/mcc/tmp/tmp.4RhNjzYNwX -x 1,2,3,4,5,6,8,9,11,12,13,14,15,16 ./model.pnml ./CTLFireability.xml
note: lpsolve timeout
note: lpsolve timeout




note: lpsolve timeout





FORMULA GlobalResAllocation-COL-07-CTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 4 was solved

Query is satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 5 was solved

Query is NOT satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 6 was solved

Query is satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 7 was solved

Query is satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 8 was solved

Query is satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 12 was solved

Query is satisfied.


FORMULA GlobalResAllocation-COL-07-CTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 13 was solved

Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Solution found by parallel simplification (step 0)
Time left: 2846

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (7 in total)
Each query is verified by 4 parallel strategies for 299 seconds
------------------- QUERY 1 ----------------------
No solution found
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "fr_FR.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 = "fr_FR.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").


Time left: 2544
------------------- 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 = "fr_FR.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 = "fr_FR.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.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.

@@@12.14,1707656@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 2 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2531
------------------- 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 = "fr_FR.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 = "fr_FR.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.

@@@12.82,1707652@@@
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.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 3 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2518
------------------- 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 = "fr_FR.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 = "fr_FR.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.



Query index 0 was solved
Query is NOT satisfied.



Query index 0 was solved
Query is NOT satisfied.



Query index 0 was solved
Query is NOT satisfied.

@@@14.16,1707464@@@
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.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 4 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2504
------------------- 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 = "fr_FR.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 = "fr_FR.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.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.

@@@12.20,1707484@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 5 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2492
------------------- 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 = "fr_FR.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 = "fr_FR.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.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.




Query index 0 was solved
Query is satisfied.

@@@12.14,1707592@@@
@@@12.16,1707624@@@
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.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 6 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ BestFS\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 6 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2479
------------------- 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 = "fr_FR.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 = "fr_FR.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.




Query index 0 was solved
Query is NOT satisfied.




Query index 0 was solved
Query is NOT satisfied.




Query index 0 was solved
Query is NOT satisfied.

@@@13.27,1707572@@@
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.4RhNjzYNwX /home/mcc/tmp/tmp.DN83kmIbzh --binary-query-io 1 -x 7 -n

FORMULA GlobalResAllocation-COL-07-CTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2466
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2466
------------------- QUERY 1 ----------------------
Running query 1 for 2466 seconds. Remaining: 1 queries and 2466 seconds

No solution found
Time left: 0
Out of time, terminating!

BK_STOP 1589676334964

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

Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-15
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-13
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-12
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-11
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-10
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-08
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-05
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-03
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-02
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-01
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping GlobalResAllocation-COL-07-CTLFireability-00
Command exited with non-zero status 124
"@@@2466.04,1707660@@@"

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="GlobalResAllocation-COL-07"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="win2019"
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 win2019"
echo " Input is GlobalResAllocation-COL-07, 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 r104-oct2-158940190800017"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GlobalResAllocation-COL-07.tgz
mv GlobalResAllocation-COL-07 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "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
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;