fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r200-tall-174894536200349
Last Updated
June 24, 2025

About the Execution of Tapaal for ShieldIIPs-PT-020A

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15693.420 4514.00 6657.00 17.80 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r200-tall-174894536200349.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5832
Executing tool tapaal
Input is ShieldIIPs-PT-020A, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r200-tall-174894536200349
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 568K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 169K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-00
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-01
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-02
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-03
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-04
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-05
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-06
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-07
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-08
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-09
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-10
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-11
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-12
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-13
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-14
FORMULA_NAME ShieldIIPs-PT-020A-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749015926082

tapaal
Got BK_BIN_PATH=/home/mcc/BenchKit/bin/
---> tapaal --- TAPAAL 2025-v2
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 CLASSIC verifying UpperBounds *
*****************************************
TEMPDIR=/home/mcc/BenchKit/bin/tmp
QF=/home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e
MF=/home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV
Time left: 3590
---------------------------------------------------
Step -1: Stripping Colors
---------------------------------------------------
Verifying stripped models (16 in total)

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.q4s1pMkV1e --write-reduced /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV -x 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ./model.pnml ./UpperBounds.xml


Time left: 3590

---------------------------------------------------
Step 1: Parallel processing
---------------------------------------------------
Doing parallel verification of individual queries (16 in total)
Each query is verified by 4 parallel strategies for 138 seconds
------------------- QUERY 1 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.059999 on verification
@@@0.07,7644@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 1 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-00 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3589
------------------- QUERY 2 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000279 on verification
@@@0.01,6624@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 2 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-01 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 3 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000338 on verification
@@@0.02,6624@@@
FORMULA ShieldIIPs-PT-020A-UpperBounds-02 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Query index 0 was solved

Query is satisfied.

Spent 0.00014 on verification
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 3 -n
@@@0.01,6572@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 3 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-02 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 4 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000396 on verification
@@@0.01,6624@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 4 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-03 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3589
------------------- QUERY 5 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.023581 on verification
@@@0.05,6884@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 5 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-04 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3589
------------------- QUERY 6 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000332 on verification
@@@0.02,6628@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 6 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-05 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3588
------------------- QUERY 7 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000172 on verification
Query index 0 was solved

Query is satisfied.

Spent 0.000296 on verification
@@@0.01,6620@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 7 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-06 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3588
------------------- QUERY 8 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.012035 on verification
@@@0.02,6668@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 8 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-07 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3588
------------------- QUERY 9 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000437 on verification
@@@0.01,6620@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 9 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-08 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3588
------------------- QUERY 10 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.108949 on verification
@@@0.12,8920@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 10 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-09 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3587
------------------- QUERY 11 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.000428 on verification
@@@0.01,6624@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 11 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-10 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3587
------------------- QUERY 12 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.00326 on verification
@@@0.01,6620@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -s BFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 12 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-11 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION STUBBORN_SETS
Time left: 3587
------------------- QUERY 13 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.024692 on verification
@@@0.03,6960@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -s DFS -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 13 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-12 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3587
------------------- QUERY 14 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.082396 on verification
@@@0.11,8180@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 14 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-13 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3586
------------------- QUERY 15 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.033324 on verification
@@@0.04,7080@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 15 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-14 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3586
------------------- QUERY 16 ----------------------
Solution found by parallel processing (step 1)
Query index 0 was solved

Query is satisfied.

Spent 0.053996 on verification
@@@0.08,7540@@@
parallel: This job succeeded:
eval /usr/bin/time -f "@@@%e,%M@@@" /home/mcc/BenchKit/bin/verifypn -n '-n -p -q 0 -l 0 -d 119' /home/mcc/BenchKit/bin/tmp/tmp.VnWYkaeEdV /home/mcc/BenchKit/bin/tmp/tmp.q4s1pMkV1e --binary-query-io 1 -x 16 -n

FORMULA ShieldIIPs-PT-020A-UpperBounds-15 1 TECHNIQUES COLLATERAL_PROCESSING STRUCTURAL_REDUCTION QUERY_REDUCTION SAT_SMT EXPLICIT STATE_COMPRESSION
Time left: 3586
All queries are solved
Time left: 3586
terminated-with-cleanup

BK_STOP 1749015930596

--------------------
content from stderr:

CPN OverApproximation is only usable on colored models

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="ShieldIIPs-PT-020A"
export BK_EXAMINATION="UpperBounds"
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 2-5832"
echo " Executing tool tapaal"
echo " Input is ShieldIIPs-PT-020A, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r200-tall-174894536200349"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPs-PT-020A.tgz
mv ShieldIIPs-PT-020A execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;