Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r290-tajo-171654446200033.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is PhilosophersDyn-COL-80, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r290-tajo-171654446200033
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 5.6K Apr 11 14:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Apr 11 14:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Apr 11 14:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Apr 11 14:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 23 07:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 23 07:43 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 23 07:43 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 11 14:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 159K Apr 11 14:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 11 14:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 70K Apr 11 14:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 23 07:43 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:43 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 36K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-00
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-01
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-02
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-03
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-04
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-05
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-06
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-07
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-08
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-09
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-10
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-11
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-12
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-13
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-14
FORMULA_NAME PhilosophersDyn-COL-80-CTLCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716902866334

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhilosophersDyn-COL-80
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
CTLCardinality COL
Running Version 202405141337
[2024-05-28 13:27:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-28 13:27:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 13:27:47] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-28 13:27:48] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-28 13:27:48] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 524 ms
[2024-05-28 13:27:48] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 6960 PT places and 1043360.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 15 ms.
[2024-05-28 13:27:48] [INFO ] Built PT skeleton of HLPN with 8 places and 7 transitions 33 arcs in 4 ms.
[2024-05-28 13:27:48] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Initial state reduction rules removed 3 formulas.
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
Remains 13 properties that can be checked using skeleton over-approximation.
Computed a total of 0 stabilizing places and 0 stable transitions
RANDOM walk for 40122 steps (510 resets) in 492 ms. (81 steps per ms) remains 10/33 properties
BEST_FIRST walk for 40008 steps (89 resets) in 820 ms. (48 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (2027 resets) in 794 ms. (50 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40000 steps (1983 resets) in 502 ms. (79 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (1981 resets) in 273 ms. (145 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (2022 resets) in 113 ms. (350 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (1963 resets) in 65 ms. (606 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (40 resets) in 123 ms. (322 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (1984 resets) in 128 ms. (310 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40000 steps (4000 resets) in 150 ms. (264 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40000 steps (4000 resets) in 217 ms. (183 steps per ms) remains 10/10 properties
// Phase 1: matrix 7 rows 8 cols
[2024-05-28 13:27:49] [INFO ] Computed 3 invariants in 2 ms
[2024-05-28 13:27:49] [INFO ] State equation strengthened by 4 read => feed constraints.
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp26 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 2 solved, 8 unsolved
Problem AtomicPropp18 is UNSAT
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 4/15 constraints. Problems are: Problem set: 3 solved, 7 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/15 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 15 constraints, problems are : Problem set: 3 solved, 7 unsolved in 476 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 1/1 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 4/15 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 7/22 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15 variables, 0/22 constraints. Problems are: Problem set: 3 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/15 variables, 0/22 constraints. Problems are: Problem set: 3 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 22 constraints, problems are : Problem set: 3 solved, 7 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 7/10 constraints, Known Traps: 0/0 constraints]
After SMT, in 729ms problems are : Problem set: 3 solved, 7 unsolved
Parikh walk visited 0 properties in 1755 ms.
Support contains 6 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 7/7 transitions.
Applied a total of 0 rules in 8 ms. Remains 8 /8 variables (removed 0) and now considering 7/7 (removed 0) transitions.
Running 6 sub problems to find dead transitions.
[2024-05-28 13:27:52] [INFO ] Invariant cache hit.
[2024-05-28 13:27:52] [INFO ] State equation strengthened by 4 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/15 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 15 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/15 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 21 constraints, problems are : Problem set: 0 solved, 6 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 158ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180 ms. Remains : 8/8 places, 7/7 transitions.
RANDOM walk for 40090 steps (504 resets) in 123 ms. (323 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (2004 resets) in 54 ms. (727 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (1965 resets) in 108 ms. (366 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (1983 resets) in 82 ms. (481 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (1946 resets) in 112 ms. (353 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (40 resets) in 76 ms. (519 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (2022 resets) in 91 ms. (434 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40000 steps (4000 resets) in 120 ms. (330 steps per ms) remains 7/7 properties
Probably explored full state space saw : 32074 states, properties seen :0
Probabilistic random walk after 108149 steps, saw 32074 distinct states, run finished after 757 ms. (steps per millisecond=142 ) properties seen :0
Explored full state space saw : 32074 states, properties seen :0
Exhaustive walk after 108149 steps, saw 32074 distinct states, run finished after 613 ms. (steps per millisecond=176 ) properties seen :0
Successfully simplified 10 atomic propositions for a total of 13 simplifications.
[2024-05-28 13:27:54] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2024-05-28 13:27:54] [INFO ] Flatten gal took : 16 ms
[2024-05-28 13:27:54] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PhilosophersDyn-COL-80-CTLCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-28 13:27:54] [INFO ] Flatten gal took : 2 ms
Domain [Philosopher(80), Philosopher(80)] of place Neighbourhood breaks symmetries in sort Philosopher
[2024-05-28 13:28:00] [INFO ] Unfolded HLPN to a Petri net with 6960 places and 1043280 transitions 8780720 arcs in 6715 ms.
[2024-05-28 13:28:00] [INFO ] Unfolded 10 HLPN properties in 4 ms.
Ensure Unique test removed 3160 transitions
Reduce redundant transitions removed 3160 transitions.
Support contains 6960 out of 6960 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 6960/6960 places, 1040120/1040120 transitions.
Applied a total of 0 rules in 11808 ms. Remains 6960 /6960 variables (removed 0) and now considering 1040120/1040120 (removed 0) transitions.
Running 1036960 sub problems to find dead transitions.
[2024-05-28 13:28:32] [INFO ] Flow matrix only has 1014840 transitions (discarded 25280 similar events)
// Phase 1: matrix 1014840 rows 6960 cols
[2024-05-28 13:30:32] [WARNING] Invariant computation timed out after 120 seconds.

BK_STOP 1716903070949

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="PhilosophersDyn-COL-80"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
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 2-5568"
echo " Executing tool itstools"
echo " Input is PhilosophersDyn-COL-80, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r290-tajo-171654446200033"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-80.tgz
mv PhilosophersDyn-COL-80 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;