Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r147-smll-165276996900355.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 tapaal
Input is PermAdmissibility-COL-02, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r147-smll-165276996900355
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 288K
-rw-r--r-- 1 mcc users 7.0K Apr 29 12:37 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 29 12:37 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Apr 29 12:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Apr 29 12:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_pt
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 3.7K May 9 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 9 08:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 54K May 10 09:34 model.pnml
-rw-r--r-- 1 mcc users 1.7K May 9 08:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 08:23 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 PermAdmissibility-COL-02-LTLCardinality-00
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-01
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-02
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-03
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-04
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-05
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-06
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-07
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-08
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-09
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-10
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-11
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-12
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-13
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-14
FORMULA_NAME PermAdmissibility-COL-02-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1652969008445

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 LTLCardinality *
*************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h
MF=/home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)
/home/mcc/BenchKit/bin/verifypn -n -c -q 718 -ltl -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 ./LTLCardinality.xml
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-15
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-14
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-13
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-12
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-11
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-10
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-09
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-08
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-07
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-06
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-05
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-04
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-03
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-02
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-01
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PermAdmissibility-COL-02-LTLCardinality-00
WARNING: Could not run CPN over-approximation on any queries, terminating.
Time left: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 1017 /home/mcc/BenchKit/bin/verifypn -n -ltl -q 718 -l 29 -d 299 -z 4 -s OverApprox --binary-query-io 2 --write-simplified /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./LTLCardinality.xml
FORMULA PermAdmissibility-COL-02-LTLCardinality-00 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 0 was solved

Query is NOT satisfied.

FORMULA PermAdmissibility-COL-02-LTLCardinality-01 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 1 was solved

Query is satisfied.

FORMULA PermAdmissibility-COL-02-LTLCardinality-08 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 8 was solved

Query is satisfied.

FORMULA PermAdmissibility-COL-02-LTLCardinality-11 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 11 was solved

Query is NOT satisfied.

FORMULA PermAdmissibility-COL-02-LTLCardinality-15 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX UNFOLDING_TO_PT
Query index 15 was solved

Query is 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)
Time left: 3590

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (11 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 NOT satisfied.
Spent 0.019006 on verification
@@@0.03,21148@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 1 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-04 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3589
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.02382 on verification
@@@0.02,21124@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 2 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3589
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.025486 on verification
@@@0.03,21096@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 3 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-03 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3589
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.010997 on verification
@@@0.01,21252@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 4 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-14 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3588
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.026111 on verification
FORMULA PermAdmissibility-COL-02-LTLCardinality-02 TRUE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1

Query index 0 was solved
Query is satisfied.
Spent 0.079817 on verification
@@@0.05,21260@@@
@@@0.08,148772@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 5 -n
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 5 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-02 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3588
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.025511 on verification
@@@0.03,21208@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 6 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-10 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3587
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.079172 on verification
@@@0.08,150416@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ tarjan\ --ltl-heur\ dist\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 7 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-12 TRUE TECHNIQUES EXPLICIT TARJAN WEAK_SKIP STUBBORN AUT_STUB HEURISTIC DIST_HEUR OPTIM-1
Time left: 3587
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.015598 on verification
@@@0.01,21092@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 8 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-13 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3586
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.027693 on verification
@@@0.03,21292@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 9 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-05 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3586
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is NOT satisfied.
Spent 0.016441 on verification
@@@0.02,21148@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 10 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-09 FALSE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3586
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)

Query index 0 was solved
Query is satisfied.
Spent 0.021097 on verification
@@@0.02,21784@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n -ltl\ ndfs\ -q\ 0\ -l\ 0\ -d\ 119 /home/mcc/BenchKit/bin/tmp/tmp.2WbtRp1mrx /home/mcc/BenchKit/bin/tmp/tmp.acd4mMOk1h --binary-query-io 1 -x 11 -n

FORMULA PermAdmissibility-COL-02-LTLCardinality-07 TRUE TECHNIQUES EXPLICIT NDFS WEAK_SKIP HEURISTIC AUTOMATON_HEUR OPTIM-1
Time left: 3585
All queries are solved
Time left: 3585
terminated-with-cleanup

BK_STOP 1652969013263

--------------------
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="PermAdmissibility-COL-02"
export BK_EXAMINATION="LTLCardinality"
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 PermAdmissibility-COL-02, 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 r147-smll-165276996900355"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PermAdmissibility-COL-02.tgz
mv PermAdmissibility-COL-02 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 ;