Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r342-tall-171679093500388.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is ServersAndClients-PT-100040, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r342-tall-171679093500388
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.0M
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Apr 23 07:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 23 07:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K Apr 23 07:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 13 15:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 13 15:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Apr 13 15:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K Apr 13 15:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 2.5M May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1716821313256

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ServersAndClients-PT-100040
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-27 14:48:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-27 14:48:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 14:48:34] [INFO ] Load time of PNML (sax parser for PT used): 297 ms
[2024-05-27 14:48:34] [INFO ] Transformed 4441 places.
[2024-05-27 14:48:34] [INFO ] Transformed 8200 transitions.
[2024-05-27 14:48:34] [INFO ] Found NUPN structural information;
[2024-05-27 14:48:34] [INFO ] Parsed PT model containing 4441 places and 8200 transitions and 24800 arcs in 442 ms.
RANDOM walk for 40000 steps (8 resets) in 11810 ms. (3 steps per ms) remains 313/4441 properties
BEST_FIRST walk for 404 steps (0 resets) in 15 ms. (25 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 19 ms. (20 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 13 ms. (28 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 16 ms. (23 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 13 ms. (28 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 313/313 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 313/313 properties
// Phase 1: matrix 8200 rows 4441 cols
[2024-05-27 14:48:39] [INFO ] Computed 241 invariants in 143 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 313/313 constraints. Problems are: Problem set: 0 solved, 313 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 313/12641 variables, and 313 constraints, problems are : Problem set: 0 solved, 313 unsolved in 5079 ms.
Refiners :[Domain max(s): 313/4441 constraints, Positive P Invariants (semi-flows): 0/141 constraints, Generalized P Invariants (flows): 0/100 constraints, State Equation: 0/4441 constraints, PredecessorRefiner: 313/313 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 313 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 313/313 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/313 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 2 (OVERLAPS) 4024/4337 variables, 137/450 constraints. Problems are: Problem set: 0 solved, 313 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/4337 variables, 4024/4474 constraints. Problems are: Problem set: 0 solved, 313 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s2 1)
(s4 1)
(s6 1)
(s8 1)
(s10 1)
(s12 1)
(s14 1)
(s16 1)
(s18 1)
(s20 1)
(s22 1)
(s24 1)
(s26 1)
(s28 1)
(s30 1)
(s32 1)
(s34 1)
(s36 1)
(s38 1)
(s40 1)
(s42 1)
(s44 1)
(s48 1)
(s50 1)
(s52 1)
(s54 1)
(s56 1)
(s60 1)
(s62 1)
(s64 1)
(s66 1)
(s68 1)
(s70 1)
(s72 1)
(s74 1)
(s76 1)
(s78 1)
(s80 1)
(s82 1)
(s84 1)
(s86 1)
(s88 1)
(s90 1)
(s92 1)
(s94 1)
(s98 1)
(s100 1)
(s102 1)
(s104 1)
(s106 1)
(s108 1)
(s110 1)
(s112 1)
(s114 1)
(s116 1)
(s118 1)
(s120 1)
(s122 1)
(s126 1)
(s128 1)
(s130 1)
(s132 1)
(s134 1)
(s136 1)
(s138 1)
(s140 1)
(s142 1)
(s144 1)
(s146 1)
(s148 1)
(s150 1)
(s152 1)
(s154 1)
(s156 1)
(s158 1)
(s160 1)
(s162 1)
(s164 1)
(s166 1)
(s168 1)
(s170 1)
(s172 1)
(s174 1)
(s176 1)
(s178 1)
(s180 1)
(s182 0)
(s184 1)
(s186 1)
(s188 1)
(s190 1)
(s192 1)
(s194 1)
(s196 1)
(s198 1)
(s200 0)
(s201 0)
(s202 0)
(s203 0)
(s204 0)
(s205 0)
(s206 0)
(s207 0)
(s208 0)
(s209 0)
(s210 0)
(s211 0)
(s212 0)
(s213 0)
(s214 0)
(s215 0)
(s216 0)
(s217 0)
(s218 0)
(s219 0)
(s220 0)
(s221 0)
(s222 0)
(s223 0)
(s224 0)
(s225 0)
(s226 0)
(s227 0)
(s228 0)
(s229 0)
(s230 0)
(s231 0)
(s232 0)
(s233 0)
(s234 0)
(s235 0)
(s236 0)
(s237 0)
(s238 0)
(s239 0)
(s240 0)
(s241 0)
(s242 0)
(s243 0)
(s244 0)
(s245 0)
(s246 0)
(s247 0)
(s248 0)
(s249 0)
(s250 0)
(s251 0)
(s252 0)
(s253 0)
(s254 0)
(s255 0)
(s256 0)
(s257 0)
(s258 0)
(s259 0)
(s260 0)
(s261 0)
(s262 0)
(s263 0)
(s264 0)
(s265 0)
(s266 0)
(s267 0)
(s268 0)
(s269 0)
(s270 0)
(s271 0)
(s272 0)
(s273 0)
(s274 0)
(s275 0)
(s276 0)
(s277 0)
(s278 0)
(s279 0)
(s280 0)
(s281 0)
(s282 0)
(s283 0)
(s284 0)
(s285 0)
(s286 0)
(s287 0)
(s288 0)
(s289 0)
(s290 0)
(s291 0)
(s292 0)
(s293 0)
(s294 0)
(s295 0)
(s296 0)
(s297 0)
(s298 0)
(s299 0)
(s300 0)
(s301 0)
(s302 0)
(s303 0)
(s304 0)
(s305 0)
(s306 0)
(s307 0)
(s308 0)
(s309 0)
(s310 0)
(s311 0)
(s312 0)
(s313 0)
(s314 0)
(s315 0)
(s316 0)
(s317 0)
(s318 0)
(s319 0)
(s320 0)
(s321 0)
(s322 0)
(s323 0)
(s324 0)
(s325 0)
(s326 0)
(s327 0)
(s328 0)
(s329 0)
(s330 0)
(s331 0)
(s332 0)
(s333 0)
(s334 0)
(s335 0)
(s336 0)
(s337 0)
(s338 0)
(s339 0)
(s340 0)
(s341 0)
(s342 0)
(s343 0)
(s344 0)
(s345 0)
(s346 0)
(s347 0)
(s348 0)
(s349 0)
(s350 0)
(s351 0)
(s352 0)
(s353 0)
(s354 0)
(s355 0)
(s356 0)
(s357 0)
(s358 0)
(s359 0)
(s360 0)
(s361 0)
(s362 0)
(s363 0)
(s364 0)
(s365 0)
(s366 0)
(s367 0)
(s368 0)
(s369 0)
(s370 0)
(s371 0)
(s372 0)
(s373 0)
(s374 0)
(s375 0)
(s376 0)
(s377 0)
(s378 0)
(s379 0)
(s380 0)
(s381 0)
(s382 0)
(s383 0)
(s384 0)
(s385 0)
(s386 0)
(s387 0)
(s388 0)
(s389 0)
(s390 0)
(s391 0)
(s392 0)
(s393 0)
(s394 0)
(s395 0)
(s396 0)
(s397 0)
(s398 0)
(s399 0)
(s400 0)
(s401 1)
(s402 0)
(s403 0)
(s404 0)
(s405 0)
(s406 0)
(s407 0)
(s408 0)
(s409 0)
(s410 0)
(s411 0)
(s412 0)
(s413 0)
(s414 0)
(s415 0)
(s416 0)
(s417 0)
(s418 0)
(s419 0)
(s420 0)
(s421 0)
(s422 0)
(s423 0)
(s424 0)
(s425 0)
(s426 0)
(s427 0)
(s428 0)
(s429 0)
(s430 0)
(s431 0)
(s432 0)
(s433 0)
(s434 0)
(s435 0)
(s436 0)
(s437 0)
(s438 0)
(s439 0)
(s440 0)
(s441 0)
(s442 0)
(s443 0)
(s444 0)
(s445 0)
(s446 0)
(s447 0)
(s448 0)
(s449 0)
(s450 0)
(s451 0)
(s452 0)
(s453 0)
(s454 0)
(s455 0)
(s456 0)
(s457 0)
(s458 0)
(s459 0)
(s460 0)
(s461 0)
(s462 0)
(s463 0)
(s464 0)
(s465 0)
(s466 0)
(s467 0)
(s468 0)
(s469 0)
(s470 0)
(s471 0)
(s472 0)
(s473 0)
(s474 0)
(s475 0)
(s476 0)
(s477 0)
(s478 0)
(s479 0)
(s480 0)
(s481 0)
(s482 0)
(s483 0)
(s484 0)
(s485 0)
(s486 0)
(s487 0)
(s488 0)
(s489 0)
(s490 0)timeout

(s491 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4337/12641 variables, and 4474 constraints, problems are : Problem set: 0 solved, 313 unsolved in 5022 ms.
Refiners :[Domain max(s): 4337/4441 constraints, Positive P Invariants (semi-flows): 137/141 constraints, Generalized P Invariants (flows): 0/100 constraints, State Equation: 0/4441 constraints, PredecessorRefiner: 0/313 constraints, Known Traps: 0/0 constraints]
After SMT, in 10719ms problems are : Problem set: 0 solved, 313 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 313 out of 4441 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 4441/4441 places, 8200/8200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3687 transitions
Trivial Post-agglo rules discarded 3687 transitions
Performed 3687 trivial Post agglomeration. Transition count delta: 3687
Iterating post reduction 0 with 3687 rules applied. Total rules applied 3687 place count 4441 transition count 4513
Reduce places removed 3687 places and 0 transitions.
Iterating post reduction 1 with 3687 rules applied. Total rules applied 7374 place count 754 transition count 4513
Applied a total of 7374 rules in 268 ms. Remains 754 /4441 variables (removed 3687) and now considering 4513/8200 (removed 3687) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 278 ms. Remains : 754/4441 places, 4513/8200 transitions.
RANDOM walk for 49272 steps (0 resets) in 2004 ms. (24 steps per ms) remains 0/313 properties
Able to resolve query StableMarking after proving 4441 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK TOPOLOGICAL
Total runtime 16244 ms.
ITS solved all properties within timeout

BK_STOP 1716821330698

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

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="ServersAndClients-PT-100040"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is ServersAndClients-PT-100040, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r342-tall-171679093500388"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-100040.tgz
mv ServersAndClients-PT-100040 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;