fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r254-tall-167856440100638
Last Updated
May 14, 2023

About the Execution of 2022-gold for MultiCrashLeafsetExtension-PT-S24C08

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
8026.096 3591903.00 9271549.00 5403.20 F?TFTTFFT?F?FFTF normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r254-tall-167856440100638.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5348
Executing tool gold2022
Input is MultiCrashLeafsetExtension-PT-S24C08, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-167856440100638
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 12K Feb 26 02:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 02:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 02:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 77K Feb 26 02:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 6.1K Feb 25 16:24 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:24 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Feb 25 16:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 15M Mar 5 18:22 model.pnml
-rw-r--r-- 1 mcc users 26K Feb 26 02:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Feb 26 02:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 26 02:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 26 02:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.5K Feb 25 16:25 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 MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1678764312733

gold2022
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> gold2022 --- 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.1bCulwbhQX
MF=/home/mcc/BenchKit/bin/tmp/tmp.O4hQTaNZQj
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.1bCulwbhQX --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.O4hQTaNZQj -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./CTLFireability.xml
FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-07 FALSE TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT LP_APPROX
Query index 7 was solved

Query is NOT satisfied.
Solution found by parallel simplification (step 0)
Time left: 3465

---------------------------------------------------
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)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.296889 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.228018 on verification
@@@1.46,240596@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 1 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3464
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.022717 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.045346 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.024239 on verification
@@@1.30,123060@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 2 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3462
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.037277 on verification
@@@1.30,124112@@@


Query index 0 was solved
Query is NOT satisfied.

Spent 0.037097 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.037348 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.036874 on verification
@@@1.30,122120@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 3 -n
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 3 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3460
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.037487 on verification
@@@1.30,123336@@@


Query index 0 was solved
Query is satisfied.

Spent 0.03838 on verification
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 4 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3459
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.038201 on verification
@@@1.32,123320@@@


Query index 0 was solved
Query is satisfied.

Spent 0.053149 on verification
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 5 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-02 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3457
------------------- QUERY 6 ----------------------
No solution found



Time left: 3156
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.173574 on verification
@@@1.44,122900@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 7 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3154
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 0.036979 on verification


Query index 0 was solved
Query is satisfied.

Spent 0.036503 on verification


Query index 0 was solved
Query is satisfied.

Spent 0.036628 on verification


Query index 0 was solved
Query is satisfied.

Spent 0.036493 on verification
@@@1.32,123136@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 8 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-08 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3153
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is satisfied.

Spent 19.0758 on verification
@@@20.34,134420@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 9 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-05 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3132
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.157134 on verification
@@@1.42,121988@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 10 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3130
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.356525 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.353415 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.355383 on verification
@@@1.63,123456@@@


Query index 0 was solved
Query is NOT satisfied.

Spent 0.356372 on verification
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 11 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-06 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3129
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 0.049715 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.05074 on verification


Query index 0 was solved
Query is NOT satisfied.

Spent 0.037795 on verification
@@@1.31,123744@@@


Query index 0 was solved
Query is NOT satisfied.

Spent 0.051237 on verification
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 12 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 3127
------------------- QUERY 13 ----------------------
No solution found



Time left: 2826
------------------- QUERY 14 ----------------------
No solution found



Time left: 2524
------------------- QUERY 15 ----------------------
Solution found by parallel processing (step 1)


Query index 0 was solved
Query is NOT satisfied.

Spent 80.6992 on verification
@@@81.99,416704@@@
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.O4hQTaNZQj /home/mcc/BenchKit/bin/tmp/tmp.1bCulwbhQX --binary-query-io 1 -x 15 -n

FORMULA MultiCrashLeafsetExtension-PT-S24C08-CTLFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION SAT_SMT STUBBORN_SETS CTL_CZERO
Time left: 2442
---------------------------------------------------
Step 2: Sequential processing
---------------------------------------------------
Remaining 3 queries are verified sequentially.
Each query is verified for a dynamic timeout (at least 598 seconds)
Time left: 2442
------------------- QUERY 6 ----------------------
Running query 6 for 814 seconds. Remaining: 3 queries and 2442 seconds
No solution found



Time left: 1625
------------------- QUERY 13 ----------------------
Running query 13 for 812 seconds. Remaining: 2 queries and 1625 seconds
No solution found



Time left: 810
------------------- QUERY 14 ----------------------
Running query 14 for 810 seconds. Remaining: 1 queries and 810 seconds
No solution found



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

BK_STOP 1678767904636

--------------------
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="MultiCrashLeafsetExtension-PT-S24C08"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="gold2022"
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 2-5348"
echo " Executing tool gold2022"
echo " Input is MultiCrashLeafsetExtension-PT-S24C08, 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 r254-tall-167856440100638"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C08.tgz
mv MultiCrashLeafsetExtension-PT-S24C08 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 ;