Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2022-input.r003-tajo-165245683200626.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2022-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 BART-PT-030, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r003-tajo-165245683200626
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 33M
-rw-r--r-- 1 mcc users 2.4M Apr 29 23:03 CTLCardinality.txt
-rw-r--r-- 1 mcc users 8.8M Apr 29 23:03 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0M Apr 29 20:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 6.2M Apr 29 20:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_col
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4 May 10 09:33 instance
-rw-r--r-- 1 mcc users 6 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 889K May 9 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 2.3M May 9 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 884K May 9 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 2.3M May 9 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.1M May 10 09:33 model.pnml
-rw-r--r-- 1 mcc users 91K May 9 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 184K May 9 07:06 UpperBounds.xml

--------------------
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 BART-PT-030-CTLFireability-00
FORMULA_NAME BART-PT-030-CTLFireability-01
FORMULA_NAME BART-PT-030-CTLFireability-02
FORMULA_NAME BART-PT-030-CTLFireability-03
FORMULA_NAME BART-PT-030-CTLFireability-04
FORMULA_NAME BART-PT-030-CTLFireability-05
FORMULA_NAME BART-PT-030-CTLFireability-06
FORMULA_NAME BART-PT-030-CTLFireability-07
FORMULA_NAME BART-PT-030-CTLFireability-08
FORMULA_NAME BART-PT-030-CTLFireability-09
FORMULA_NAME BART-PT-030-CTLFireability-10
FORMULA_NAME BART-PT-030-CTLFireability-11
FORMULA_NAME BART-PT-030-CTLFireability-12
FORMULA_NAME BART-PT-030-CTLFireability-13
FORMULA_NAME BART-PT-030-CTLFireability-14
FORMULA_NAME BART-PT-030-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1652567249687

tapaal
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> tapaal --- TAPAAL v5
Setting MODEL_PATH=.
Setting VERIFYPN=/home/mcc/BenchKit/bin/verifypn
Got BK_TIME_CONFINEMENT=3600
Setting TEMPDIR=/home/mcc/BenchKit/bin/tmp
Got BK_MEMORY_CONFINEMENT=16384
Limiting to 16265216 kB
Total timeout: 3590
Time left: 3590

*************************************
* TAPAAL verifying CTLFireability *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH
MF=/home/mcc/BenchKit/bin/tmp/tmp.NZuONHaMI3
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
/home/mcc/BenchKit/bin/verifypn -n -c -q 718 -l 29 -d 299 -z 4 -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./CTLFireability.xml
CPN OverApproximation is only usable on colored models
Time left: 3589
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 3589 /home/mcc/BenchKit/bin/verifypn -n -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.NZuONHaMI3 -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./CTLFireability.xml

Time left: 3131

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (16 in total)
Each query is verified by 4 parallel strategies for 299 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.061131 on verification
@@@1.29,74988@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 1 -n

FORMULA BART-PT-030-CTLFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3129
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.062236 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.057903 on verification
@@@0.35,74652@@@
@@@0.33,74888@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 2 -n
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 2 -n

FORMULA BART-PT-030-CTLFireability-14 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3128
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.064386 on verification
@@@0.36,74980@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 3 -n

FORMULA BART-PT-030-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3128
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.516067 on verification
@@@0.94,75092@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 4 -n

FORMULA BART-PT-030-CTLFireability-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3127
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.570409 on verification
@@@1.06,78512@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 5 -n

FORMULA BART-PT-030-CTLFireability-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3125
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.828598 on verification
@@@0.98,82072@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 6 -n

FORMULA BART-PT-030-CTLFireability-11 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3124
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.315281 on verification
@@@0.49,74988@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 7 -n

FORMULA BART-PT-030-CTLFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3123
------------------- QUERY 8 ----------------------
No solution found
Command terminated by signal 9
@@@181.30,5927448@@@
Command terminated by signal 9
@@@294.72,8784748@@@


Time left: 2822
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.183195 on verification
@@@0.56,74900@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 9 -n

FORMULA BART-PT-030-CTLFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2821
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.439947 on verification
@@@0.66,74916@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 10 -n

FORMULA BART-PT-030-CTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2820
------------------- QUERY 11 ----------------------
No solution found
Command terminated by signal 9
@@@159.38,6695212@@@
Command terminated by signal 9
@@@289.34,8794868@@@


Time left: 2518
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.230896 on verification
@@@0.45,74928@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 12 -n

FORMULA BART-PT-030-CTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2517
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 8.0247 on verification
@@@8.25,126024@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 13 -n

FORMULA BART-PT-030-CTLFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2509
------------------- QUERY 14 ----------------------
Solution found by parallel processing (step 1)
Command terminated by signal 9
@@@162.58,4762760@@@
Command terminated by signal 9
@@@225.62,6740144@@@


Query index 0 was solved
Query is satisfied.

Spent 244.182 on verification
@@@244.51,3877492@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 14 -n

FORMULA BART-PT-030-CTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2264
------------------- QUERY 15 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.068685 on verification
@@@0.25,75244@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 15 -n

FORMULA BART-PT-030-CTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2263
------------------- QUERY 16 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 8.91485 on verification
@@@9.07,151872@@@
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/BenchKit/bin/tmp/tmp.NZuONHaMI3 /home/mcc/BenchKit/bin/tmp/tmp.m0GzeLxZoH --binary-query-io 1 -x 16 -n

FORMULA BART-PT-030-CTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2254
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 2 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2254
------------------- QUERY 8 ----------------------
Running query 8 for 1127 seconds. Remaining: 2 queries and 2254 seconds
No solution found
Command terminated by signal 9
@@@224.80,9498056@@@
Command terminated by signal 9
@@@528.24,16145796@@@


Time left: 1725
------------------- QUERY 11 ----------------------
Running query 11 for 1725 seconds. Remaining: 1 queries and 1725 seconds
No solution found
Command terminated by signal 9
@@@214.15,9271600@@@
Command terminated by signal 9
@@@501.52,16148680@@@


Time left: 1224
Time left: 1224
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (2 in total)
Each query is verified by 4 parallel strategies for 612 seconds
------------------- QUERY 8 ----------------------
No solution found
Command terminated by signal 9
@@@108.97,4866972@@@
Command terminated by signal 9
@@@150.06,6106148@@@
Command terminated by signal 9
@@@220.71,8142772@@@
terminate called after throwing an instance of 'std::bad_alloc'
what(): std::bad_alloc
Command terminated by signal 6
@@@400.44,16143536@@@


Time left: 823
------------------- QUERY 11 ----------------------
No solution found
Command terminated by signal 9
@@@127.17,5310892@@@
Command terminated by signal 9
@@@175.86,5921588@@@
Command terminated by signal 9
@@@246.33,8205892@@@
Command terminated by signal 9
@@@444.48,16146968@@@


Time left: 378
Time left: 378
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (2 in total)
Each query is verified by 4 parallel strategies for 189 seconds
------------------- QUERY 8 ----------------------
No solution found
Command terminated by signal 9
@@@160.63,4478028@@@


Time left: 186
------------------- QUERY 11 ----------------------
No solution found
Command terminated by signal 9
@@@121.37,5291540@@@
Command terminated by signal 9
@@@169.72,5936812@@@


Time left: -2
Out of time, terminating!
terminated-with-cleanup

BK_STOP 1652570841689

--------------------
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="BART-PT-030"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="tapaal"
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 2-4028"
echo " Executing tool tapaal"
echo " Input is BART-PT-030, 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 r003-tajo-165245683200626"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BART-PT-030.tgz
mv BART-PT-030 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 ;