About the Execution of Tapaal for GPUForwardProgress-PT-32a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16227.388 | 3593973.00 | 7782821.00 | 11645.20 | FTTT?FT?FTFTFTTF | 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.r093-smll-165260574200410.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)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-4028
Executing tool tapaal
Input is GPUForwardProgress-PT-32a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r093-smll-165260574200410
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 276K
-rw-r--r-- 1 mcc users 7.4K Apr 29 13:02 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Apr 29 13:02 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Apr 29 12:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 29 12:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 4 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 3.8K May 9 07:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 9 07:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 9 07:56 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 07:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 50K May 10 09:34 model.pnml
-rw-r--r-- 1 mcc users 1.7K May 9 07:56 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 9 07:56 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 GPUForwardProgress-PT-32a-CTLFireability-00
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-01
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-02
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-03
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-04
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-05
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-06
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-07
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-08
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-09
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-10
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-11
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-12
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-13
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-14
FORMULA_NAME GPUForwardProgress-PT-32a-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1652835417261
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.eA3TBFHH8N
MF=/home/mcc/BenchKit/bin/tmp/tmp.fkKbczl7In
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: 3590
---------------------------------------------------
Step 0: Parallel Simplification
---------------------------------------------------
Doing parallel simplification (16 in total)
Total simplification timout is 718 -- reduction timeout is 299
timeout 3590 /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.eA3TBFHH8N --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.fkKbczl7In -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./CTLFireability.xml
FORMULA GPUForwardProgress-PT-32a-CTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 15 was solved
Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Time left: 3590
---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (15 in total)
Each query is verified by 4 parallel strategies for 299 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Search strategy option was ignored as the TAR engine is called.
Query index 0 was solved
Query is satisfied.
Solved using Trace Abstraction Refinement
Spent 0.000178 on verification
@@@0.00,6056@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 1 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT TRACE_ABSTRACTION_REFINEMENT
Time left: 3589
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.201306 on verification
@@@0.20,61944@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 2 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3589
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.082411 on verification
@@@0.09,59800@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 3 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3588
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.076157 on verification
Query index 0 was solved
Query is satisfied.
Spent 0.096277 on verification
@@@0.10,59944@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 4 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-01 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3588
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.100661 on verification
@@@0.10,59604@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 5 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3588
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.092373 on verification
@@@0.10,59912@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 6 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3587
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.082611 on verification
@@@0.09,59880@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 7 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3587
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.251099 on verification
@@@0.25,66304@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 8 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-03 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3586
------------------- QUERY 9 ----------------------
No solution found
Command terminated by signal 9
@@@175.10,6699428@@@
Time left: 3284
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.076753 on verification
@@@0.11,59656@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 10 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3283
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.082916 on verification
@@@0.11,59804@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 11 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3283
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 0.077498 on verification
@@@0.08,59792@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 12 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-13 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3282
------------------- QUERY 13 ----------------------
No solution found
Command terminated by signal 9
@@@133.91,6100888@@@
Command terminated by signal 9
@@@252.96,8845640@@@
Time left: 2981
------------------- QUERY 14 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is satisfied.
Spent 24.3838 on verification
@@@24.44,1093848@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 14 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-06 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2956
------------------- QUERY 15 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved
Query is NOT satisfied.
Spent 0.062429 on verification
@@@0.06,59712@@@
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.fkKbczl7In /home/mcc/BenchKit/bin/tmp/tmp.eA3TBFHH8N --binary-query-io 1 -x 15 -n
FORMULA GPUForwardProgress-PT-32a-CTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2955
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 2 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2955
------------------- QUERY 9 ----------------------
Running query 9 for 1477 seconds. Remaining: 2 queries and 2955 seconds
No solution found
Command terminated by signal 9
@@@302.11,9233504@@@
Command terminated by signal 9
@@@776.79,16143084@@@
Time left: 2178
------------------- QUERY 13 ----------------------
Running query 13 for 2178 seconds. Remaining: 1 queries and 2178 seconds
No solution found
Command terminated by signal 9
@@@218.50,8948812@@@
Command terminated by signal 9
@@@509.23,16145288@@@
Time left: 1669
Time left: 1669
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (2 in total)
Each query is verified by 4 parallel strategies for 834 seconds
------------------- QUERY 9 ----------------------
No solution found
Command terminated by signal 9
@@@194.66,4126696@@@
Command terminated by signal 9
@@@321.28,5478148@@@
Command terminated by signal 9
@@@453.41,8178448@@@
Time left: 832
------------------- QUERY 13 ----------------------
No solution found
Command terminated by signal 9
@@@129.43,4115260@@@
Command terminated by signal 9
@@@170.97,5491900@@@
Command terminated by signal 9
@@@263.24,8128088@@@
Command terminated by signal 9
@@@536.17,16144268@@@
Time left: 295
Time left: 295
---------------------------------------------------
Step 4: Random Parallel processing
---------------------------------------------------
Doing random parallel verification of individual queries (2 in total)
Each query is verified by 4 parallel strategies for 147 seconds
------------------- QUERY 9 ----------------------
No solution found
Time left: 146
------------------- QUERY 13 ----------------------
No solution found
Command terminated by signal 9
@@@122.17,4042000@@@
Time left: -4
Out of time, terminating!
terminated-with-cleanup
BK_STOP 1652839011234
--------------------
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="GPUForwardProgress-PT-32a"
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 GPUForwardProgress-PT-32a, 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 r093-smll-165260574200410"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-32a.tgz
mv GPUForwardProgress-PT-32a 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 '
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 ;