fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r362-smll-167891812700342
Last Updated
May 14, 2023

About the Execution of Marcie+red for SemanticWebServices-PT-S064P06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
347.060 11081.00 23385.00 532.20 FFTFT?FTF?FFFFTF 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.r362-smll-167891812700342.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 marciexred
Input is SemanticWebServices-PT-S064P06, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r362-smll-167891812700342
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 6.7K Feb 26 10:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 10:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 10:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 10:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 16:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 10:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K Feb 26 10:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Feb 26 10:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 10:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 96K Mar 5 18:23 model.pnml

--------------------
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 SemanticWebServices-PT-S064P06-ReachabilityCardinality-00
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-01
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-02
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-03
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-04
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-05
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-06
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-07
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-08
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-09
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-10
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-11
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-12
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-13
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-14
FORMULA_NAME SemanticWebServices-PT-S064P06-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679133771466

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=marciexred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S064P06
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-18 10:02:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-18 10:02:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 10:02:54] [INFO ] Load time of PNML (sax parser for PT used): 126 ms
[2023-03-18 10:02:54] [INFO ] Transformed 97 places.
[2023-03-18 10:02:54] [INFO ] Transformed 164 transitions.
[2023-03-18 10:02:54] [INFO ] Parsed PT model containing 97 places and 164 transitions and 661 arcs in 270 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 33 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 80 transitions
Reduce redundant transitions removed 80 transitions.
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 680 ms. (steps per millisecond=14 ) properties (out of 15) seen :10
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 111 ms. (steps per millisecond=90 ) properties (out of 5) seen :1
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 4) seen :1
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-03-18 10:02:55] [INFO ] Flow matrix only has 73 transitions (discarded 9 similar events)
// Phase 1: matrix 73 rows 95 cols
[2023-03-18 10:02:55] [INFO ] Computed 25 place invariants in 10 ms
[2023-03-18 10:02:56] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-18 10:02:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-18 10:02:56] [INFO ] [Nat]Absence check using 2 positive and 23 generalized place invariants in 12 ms returned sat
[2023-03-18 10:02:56] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-18 10:02:56] [INFO ] State equation strengthened by 27 read => feed constraints.
[2023-03-18 10:02:56] [INFO ] After 67ms SMT Verify possible using 27 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-18 10:02:56] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-18 10:02:56] [INFO ] After 506ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
FORMULA SemanticWebServices-PT-S064P06-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 1 properties in 12 ms.
Support contains 55 out of 95 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 95/95 places, 82/82 transitions.
Graph (complete) has 124 edges and 95 vertex of which 72 are kept as prefixes of interest. Removing 23 places using SCC suffix rule.2 ms
Discarding 23 places :
Also discarding 0 output transitions
Ensure Unique test removed 9 places
Drop transitions removed 15 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 63 transition count 66
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 27 place count 63 transition count 65
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 28 place count 62 transition count 65
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 29 place count 61 transition count 64
Applied a total of 29 rules in 49 ms. Remains 61 /95 variables (removed 34) and now considering 64/82 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 61/95 places, 64/82 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 254 ms. (steps per millisecond=39 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 120 ms. (steps per millisecond=83 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 324286 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :{}
Probabilistic random walk after 324286 steps, saw 311805 distinct states, run finished after 3005 ms. (steps per millisecond=107 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-18 10:03:00] [INFO ] Flow matrix only has 55 transitions (discarded 9 similar events)
// Phase 1: matrix 55 rows 61 cols
[2023-03-18 10:03:00] [INFO ] Computed 9 place invariants in 8 ms
[2023-03-18 10:03:00] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 10:03:00] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 3 ms returned sat
[2023-03-18 10:03:00] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 10:03:00] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-18 10:03:00] [INFO ] After 25ms SMT Verify possible using 16 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-18 10:03:00] [INFO ] After 52ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-18 10:03:00] [INFO ] After 178ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 6 ms.
Support contains 55 out of 61 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 64/64 transitions.
Applied a total of 0 rules in 5 ms. Remains 61 /61 variables (removed 0) and now considering 64/64 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 61/61 places, 64/64 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 61/61 places, 64/64 transitions.
Applied a total of 0 rules in 2 ms. Remains 61 /61 variables (removed 0) and now considering 64/64 (removed 0) transitions.
[2023-03-18 10:03:00] [INFO ] Flow matrix only has 55 transitions (discarded 9 similar events)
[2023-03-18 10:03:00] [INFO ] Invariant cache hit.
[2023-03-18 10:03:00] [INFO ] Implicit Places using invariants in 42 ms returned []
[2023-03-18 10:03:00] [INFO ] Flow matrix only has 55 transitions (discarded 9 similar events)
[2023-03-18 10:03:00] [INFO ] Invariant cache hit.
[2023-03-18 10:03:00] [INFO ] State equation strengthened by 16 read => feed constraints.
[2023-03-18 10:03:00] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2023-03-18 10:03:00] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-18 10:03:00] [INFO ] Flow matrix only has 55 transitions (discarded 9 similar events)
[2023-03-18 10:03:00] [INFO ] Invariant cache hit.
[2023-03-18 10:03:00] [INFO ] Dead Transitions using invariants and state equation in 61 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 203 ms. Remains : 61/61 places, 64/64 transitions.
Graph (complete) has 13 edges and 61 vertex of which 58 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 3 transitions
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 58 transition count 52
Applied a total of 13 rules in 3 ms. Remains 58 /61 variables (removed 3) and now considering 52/64 (removed 12) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 52 rows 58 cols
[2023-03-18 10:03:00] [INFO ] Computed 9 place invariants in 2 ms
[2023-03-18 10:03:00] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-18 10:03:00] [INFO ] [Nat]Absence check using 0 positive and 9 generalized place invariants in 3 ms returned sat
[2023-03-18 10:03:00] [INFO ] After 55ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-18 10:03:00] [INFO ] After 83ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 24 ms.
[2023-03-18 10:03:00] [INFO ] After 160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2023-03-18 10:03:00] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 4 ms.
[2023-03-18 10:03:00] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 61 places, 64 transitions and 174 arcs took 2 ms.
[2023-03-18 10:03:01] [INFO ] Flatten gal took : 33 ms
Total runtime 6747 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=ReachabilityCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: _1_ont_64_6_net
(NrP: 61 NrTr: 64 NrArc: 174)

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.001sec

net check time: 0m 0.029sec

CANNOT_COMPUTE


BK_STOP 1679133782547

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
The net has transition(s) without pre-places:
t3 (t3)
t4 (t4)
t5 (t5)
t6 (t6)
t11 (t11)
t12 (t12)
t13 (t13)
t14 (t14)
t15 (t15)
t16 (t16)
t17 (t17)
t18 (t18)
t19 (t19)
t20 (t20)
t21 (t21)
t22 (t22)
t23 (t23)
t27 (t27)
t29 (t29)
t36 (t36)

ptnet_check.cc:63: Net check exception: Net check failed on the test:
"check if there are transitions without pre-places".

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="SemanticWebServices-PT-S064P06"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is SemanticWebServices-PT-S064P06, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r362-smll-167891812700342"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S064P06.tgz
mv SemanticWebServices-PT-S064P06 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;