About the Execution of Tapaal for PolyORBLF-COL-S02J04T10
| Execution Summary | |||||
| Max Memory Used (MB)  | 
      Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status  | 
   
| 5877.764 | 3590700.00 | 10540948.00 | 4824.10 | F????TTTTFTTTTTT | normal | 
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.r165-tall-165277012300463.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 PolyORBLF-COL-S02J04T10, examination is ReachabilityFireability
    Time confinement is 3600 seconds
    Memory confinement is 16384 MBytes
    Number of cores is 4
    Run identifier is r165-tall-165277012300463
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 6.0K Apr 29 13:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users  50K Apr 29 13:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Apr 29 13:58 CTLFireability.txt
-rw-r--r-- 1 mcc users  44K Apr 29 13:58 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   10 May 10 09:34 instance
-rw-r--r-- 1 mcc users    5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 4.2K May  9 08:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users  24K May  9 08:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May  9 08:27 LTLFireability.txt
-rw-r--r-- 1 mcc users  18K May  9 08:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 154K May 10 09:34 model.pnml
-rw-r--r-- 1 mcc users  16K Apr 29 14:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Apr 29 14:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K Apr 29 14:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users  74K Apr 29 14:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May  9 08:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May  9 08:27 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 PolyORBLF-COL-S02J04T10-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-COL-S02J04T10-ReachabilityFireability-15
=== Now, execution of the tool begins
BK_START 1654269754807
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 ReachabilityFireability  *
**********************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu
MF=/home/mcc/BenchKit/bin/tmp/tmp.Ma6r7ReMPj
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 ./ReachabilityFireability.xml
Solution found by stripping colors (step -1) for query index  9
Solution found by stripping colors (step -1) for query index  15
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-13
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-12
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-11
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-10
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-07
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-04
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-03
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-02
Warning: CPN OverApproximation is only available for Reachability queries without deadlock, negated fireability and UpperBounds, skipping PolyORBLF-COL-S02J04T10-ReachabilityFireability-01
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-09 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX 
Query index 4 was solved
Query is NOT satisfied.
Solved using CPN Approximation
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-15 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX CPN_APPROX 
Query index 6 was solved
Query is satisfied.
Solved using CPN Approximation
Unable to decide if PolyORBLF-COL-S02J04T10-ReachabilityFireability-08 is satisfied.
Query is MAYBE satisfied.
Unable to decide if PolyORBLF-COL-S02J04T10-ReachabilityFireability-00 is satisfied.
Query is MAYBE satisfied.
Unable to decide if PolyORBLF-COL-S02J04T10-ReachabilityFireability-06 is satisfied.
Query is MAYBE satisfied.
Unable to decide if PolyORBLF-COL-S02J04T10-ReachabilityFireability-05 is satisfied.
Query is MAYBE satisfied.
Unable to decide if PolyORBLF-COL-S02J04T10-ReachabilityFireability-14 is satisfied.
Query is MAYBE satisfied.
Spent 0.007208 on verification
Time left:   3589
---------------------------------------------------
            Step 0: Parallel Simplification        
---------------------------------------------------
Doing parallel simplification (14 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.iz4K1h7csu --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.Ma6r7ReMPj -x 1,2,3,4,5,6,7,8,9,11,12,13,14,15 ./model.pnml ./ReachabilityFireability.xml
Time left:   2848
---------------------------------------------------
            Step 1: Parallel processing            
---------------------------------------------------
Doing parallel verification of individual queries (14 in total)
Each query is verified by 4 parallel strategies for 256 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.000862 on verification
@@@0.03,10664@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 1 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2848
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.001692 on verification
@@@0.04,10536@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 2 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-06 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2847
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.00106 on verification
@@@0.03,10684@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 3 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2847
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.001604 on verification
@@@0.04,10600@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 4 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2847
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.00212 on verification
@@@0.03,10604@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 5 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2847
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.001701 on verification
@@@0.04,10748@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 6 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2846
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.001197 on verification
@@@0.03,10700@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 7 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-12 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2846
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.00118 on verification
@@@0.05,10820@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 8 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-13 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2846
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.004073 on verification
@@@0.03,10612@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 9 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2846
------------------- QUERY 10 ----------------------
No solution found
Time left:   2587
------------------- QUERY 11 ----------------------
No solution found
Time left:   2328
------------------- QUERY 12 ----------------------
No solution found
Time left:   2068
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.399643 on verification
@@@0.44,10996@@@
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.Ma6r7ReMPj /home/mcc/BenchKit/bin/tmp/tmp.iz4K1h7csu --binary-query-io 1 -x 13 -n
FORMULA PolyORBLF-COL-S02J04T10-ReachabilityFireability-10 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS 
Time left:   2068
------------------- QUERY 14 ----------------------
No solution found
Time left:   1809
---------------------------------------------------
           Step 2: Sequential processing           
---------------------------------------------------
Remaining 4 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left:   1809
------------------- QUERY 10 ----------------------
Running query 10 for 598 seconds. Remaining: 4 queries and 1809 seconds
No solution found
Time left:   1208
------------------- QUERY 11 ----------------------
Running query 11 for 598 seconds. Remaining: 3 queries and 1208 seconds
No solution found
Time left:   608
------------------- QUERY 12 ----------------------
Running query 12 for 598 seconds. Remaining: 2 queries and 608 seconds
No solution found
Time left:   8
------------------- QUERY 14 ----------------------
Time left:   8
---------------------------------------------------
            Step 4: Random Parallel processing     
---------------------------------------------------
Doing random parallel verification of individual queries (4  in total)
Each query is verified by 4 parallel strategies for 2 seconds
------------------- QUERY 10 ----------------------
No solution found
Time left:   5
------------------- QUERY 11 ----------------------
No solution found
Time left:   2
------------------- QUERY 12 ----------------------
No solution found
Time left:   -1
Out of time, terminating!
terminated-with-cleanup
BK_STOP 1654273345507
--------------------
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="PolyORBLF-COL-S02J04T10"
export BK_EXAMINATION="ReachabilityFireability"
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 PolyORBLF-COL-S02J04T10, examination is ReachabilityFireability"
echo "    Time confinement is $BK_TIME_CONFINEMENT seconds"
echo "    Memory confinement is 16384 MBytes"
echo "    Number of cores is 4"
echo "    Run identifier is r165-tall-165277012300463"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T10.tgz
mv PolyORBLF-COL-S02J04T10 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
	echo "The expected result is a vector of positive values"
	echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
	echo "here is the order used to build the result vector(from text file)"
	for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
		echo "FORMULA_NAME $x"
	done
elif [ -f "ReachabilityFireability.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 '
		echo "FORMULA_NAME $x"
	done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
	echo "FORMULA_NAME ReachabilityFireability"
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 ;
