fond
Model Checking Contest 2018
8th edition, Bratislava, Slovakia, June 26, 2018
Execution of r276-smll-152749152000106
Last Updated
June 26, 2018

About the Execution of Tapaal for ASLink-PT-06b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
14853.500 3486091.00 5353634.00 6163.10 TFFTTFFTFFTFTFFT 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 1.1M
-rw-r--r-- 1 mcc users 3.8K May 29 16:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 22K May 29 16:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 28 11:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 28 11:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 24 11:17 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.6K May 24 11:17 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K May 28 09:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K May 28 09:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.8K May 28 07:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.0K May 28 07:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 May 24 11:17 NewModel
-rw-r--r-- 1 mcc users 3.8K May 27 05:08 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 27 05:08 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 104 May 26 06:29 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 342 May 26 06:29 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.7K May 26 06:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K May 26 06:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 28 07:31 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 28 07:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 24 11:17 equiv_col
-rw-r--r-- 1 mcc users 4 May 24 11:17 instance
-rw-r--r-- 1 mcc users 6 May 24 11:17 iscolored
-rw-r--r-- 1 mcc users 921K May 24 11:17 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool tapaal
Input is ASLink-PT-06b, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r276-smll-152749152000106

=====================================================================

--------------------
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 ASLink-PT-06b-ReachabilityCardinality-00
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-01
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-02
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-03
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-04
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-05
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-06
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-07
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-08
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-09
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-10
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-11
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-12
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-13
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-14
FORMULA_NAME ASLink-PT-06b-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1527852256420

tapaal
---> tapaal --- TAPAAL
Total timeout: 3590
Time left: 3590

**********************************************
* TAPAAL verifying ReachabilityCardinality *
**********************************************
/home/mcc/tmp
/home/mcc/tmp/tmp.niKBJUJSCr
/home/mcc/tmp/tmp.Wxu6bqiqOR
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)

Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 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.niKBJUJSCr --write-reduced /home/mcc/tmp/tmp.Wxu6bqiqOR -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./ReachabilityCardinality.xml





FORMULA ASLink-PT-06b-ReachabilityCardinality-01 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 1 was solved

Query is NOT satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-02 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 2 was solved

Query is NOT satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-04 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 4 was solved

Query is satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 10 was solved

Query is satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 11 was solved

Query is NOT satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-13 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 13 was solved

Query is NOT satisfied.


FORMULA ASLink-PT-06b-ReachabilityCardinality-14 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 14 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: 3574

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (9 in total)
Each query is verified by 4 parallel strategies for 256 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 = "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").


Time left: 3315
------------------- 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.

@@@1.67,9184@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 2 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-03 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3313
------------------- 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").





Query index 0 was solved

Query is satisfied.

@@@1.69,9100@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 3 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-07 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3312
------------------- 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").




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

Query index 0 was solved

Query is satisfied.

VALID TRACE FOUND!
STEPS : 1318109
INTERPOLANT AUTOMATAS : 45
@@@7.47,19868@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 4 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 3304
------------------- 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 NOT satisfied.

@@@1.66,9136@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 5 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-05 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3302
------------------- 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").





Query index 0 was solved

Query is NOT satisfied.

@@@1.62,9100@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 6 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-06 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3300
------------------- 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.

@@@2.35,11396@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 7 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3298
------------------- QUERY 8 ----------------------
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.

@@@1.03,9396@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 8 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-08 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3296
------------------- QUERY 9 ----------------------
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.

@@@1.65,9092@@@
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.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 9 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-12 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3295
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 1 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 512 seconds)
Time left: 3295
------------------- QUERY 1 ----------------------
Running query 1 for 3295 seconds. Remaining: 1 queries and 3295 seconds

No solution found
Time left: 436
Time left: 436
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (1 in total)
Each query is verified by 4 parallel strategies for 436 seconds
------------------- QUERY 1 ----------------------
Solution found in random processing (step 4)
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.

@@@332.15,1616448@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -s\ RDFS\ --seed-offset\ 0\ -q\ 3590\ -l\ 0\ -d\ 119 /home/mcc/tmp/tmp.Wxu6bqiqOR /home/mcc/tmp/tmp.niKBJUJSCr --binary-query-io 1 -x 1 -n

FORMULA ASLink-PT-06b-ReachabilityCardinality-00 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 104
Time left: 104
All queries are solved
Time left: 104

BK_STOP 1527855742511

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

CPN OverApproximation is only usable on colored models
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
"@@@2858.03,14966956@@@"

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="ASLink-PT-06b"
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

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-06b.tgz
mv ASLink-PT-06b 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 tapaal"
echo " Input is ASLink-PT-06b, 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 r276-smll-152749152000106"
echo "====================================================================="
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
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 ;