Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r078-tall-165260110600667.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is FamilyReunion-COL-L00800M0080C040P040G020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-165260110600667
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 412K
-rw-r--r-- 1 mcc users 5.9K Apr 30 08:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K Apr 30 08:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Apr 30 08:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 30 08:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.0K May 10 09:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 9 07:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 9 07:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K May 9 07:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 9 07:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 2.0K May 9 07:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 9 07:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:33 equiv_pt
-rw-r--r-- 1 mcc users 24 May 10 09:33 instance
-rw-r--r-- 1 mcc users 5 May 10 09:33 iscolored
-rw-r--r-- 1 mcc users 185K May 10 09:33 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 FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-00
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-01
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-02
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-03
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-04
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-05
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-06
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-07
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-08
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-09
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-10
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-11
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-12
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-13
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-14
FORMULA_NAME FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1652712467763

Running Version 202205111006
[2022-05-16 14:47:49] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-16 14:47:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-16 14:47:49] [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.
[2022-05-16 14:47:49] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-05-16 14:47:49] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 742 ms
[2022-05-16 14:47:50] [INFO ] Detected 5 constant HL places corresponding to 206 PT places.
[2022-05-16 14:47:50] [INFO ] Imported 104 HL places and 66 HL transitions for a total of 2076109 PT places and 1977710.0 transition bindings in 74 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-05-16 14:47:50] [INFO ] Built PT skeleton of HLPN with 104 places and 66 transitions 198 arcs in 11 ms.
[2022-05-16 14:47:50] [INFO ] Skeletonized 14 HLPN properties in 1 ms.
Initial state reduction rules removed 6 formulas.
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FamilyReunion-COL-L00800M0080C040P040G020-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 104 stabilizing places and 66 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 104 transition count 66
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 8 properties that can be checked using skeleton over-approximation.
Reduce places removed 5 places and 0 transitions.
Computed a total of 99 stabilizing places and 66 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 99 transition count 66
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Incomplete random walk after 10428 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=359 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 42 ms. (steps per millisecond=23 ) properties (out of 18) seen :3
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
// Phase 1: matrix 66 rows 99 cols
[2022-05-16 14:47:50] [INFO ] Computed 33 place invariants in 11 ms
[2022-05-16 14:47:50] [INFO ] After 197ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2022-05-16 14:47:50] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2022-05-16 14:47:50] [INFO ] [Nat]Absence check using 4 positive and 29 generalized place invariants in 15 ms returned sat
[2022-05-16 14:47:50] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2022-05-16 14:47:51] [INFO ] After 264ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :15
Attempting to minimize the solution found.
Minimization took 113 ms.
[2022-05-16 14:47:51] [INFO ] After 515ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :15
Finished Parikh walk after 3706 steps, including 0 resets, run visited all 2 properties in 51 ms. (steps per millisecond=72 )
Parikh walk visited 15 properties in 456 ms.
[2022-05-16 14:47:51] [INFO ] Flatten gal took : 47 ms
[2022-05-16 14:47:51] [INFO ] Flatten gal took : 20 ms
Transition Gate2ANDJoin forces synchronizations/join behavior on parameter l of sort LegalResident
Transition ReceiveLangChoice forces synchronizations/join behavior on parameter m of sort MICSystem
Symmetric sort wr.t. initial and guards and successors and join/free detected :CINFORMI
Symmetric sort wr.t. initial detected :CINFORMI
Symmetric sort wr.t. initial and guards detected :CINFORMI
Applying symmetric unfolding of full symmetric sort :CINFORMI domain size was 41
Transition Gate1ANDJoin forces synchronizations/join behavior on parameter p of sort PublicAdminOffice
Symmetric sort wr.t. initial and guards and successors and join/free detected :GovernmentCommission
Symmetric sort wr.t. initial detected :GovernmentCommission
Symmetric sort wr.t. initial and guards detected :GovernmentCommission
Applying symmetric unfolding of full symmetric sort :GovernmentCommission domain size was 21
Symmetric sort wr.t. initial and guards and successors and join/free detected :Response
Symmetric sort wr.t. initial detected :Response
Transition SendClearanceToRel : guard parameter $r(Response:2) in guard (EQ $r 0)introduces in Response(2) partition with 2 elements
[2022-05-16 14:47:56] [INFO ] Unfolded HLPN to a Petri net with 1835549 places and 1592429 transitions 4577797 arcs in 4956 ms.
[2022-05-16 14:47:56] [INFO ] Unfolded 8 HLPN properties in 28 ms.
Deduced a syphon composed of 801 places in 5159 ms
Reduce places removed 927 places and 0 transitions.
Support contains 468588 out of 1834622 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1834622/1834622 places, 1592429/1592429 transitions.
Reduce places removed 2566 places and 0 transitions.
Discarding 391689 places :
Implicit places reduction removed 391689 places
Iterating post reduction 0 with 394255 rules applied. Total rules applied 394255 place count 1440367 transition count 1592429
Applied a total of 394255 rules in 1812998 ms. Remains 1440367 /1834622 variables (removed 394255) and now considering 1592429/1592429 (removed 0) transitions.
// Phase 1: matrix 1592429 rows 1440367 cols
[2022-05-16 15:20:37] [WARNING] Invariant computation timed out after 120 seconds.
[2022-05-16 15:22:28] [INFO ] Implicit Places using invariants in 232820 ms returned []
Implicit Place search using SMT only with invariants took 232821 ms to find 0 implicit places.
// Phase 1: matrix 1592429 rows 1440367 cols
[2022-05-16 15:24:30] [WARNING] Invariant computation timed out after 120 seconds.
[2022-05-16 15:25:30] [INFO ] Dead Transitions with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... after 181906 ms
Starting structural reductions in LTL mode, iteration 1 : 1440367/1834622 places, 1592429/1592429 transitions.
Finished structural reductions, in 1 iterations. Remains : 1440367/1834622 places, 1592429/1592429 transitions.
Support contains 468588 out of 1440367 places after structural reductions.
[2022-05-16 15:26:54] [INFO ] Flatten gal took : 65874 ms
[2022-05-16 15:28:01] [INFO ] Flatten gal took : 64667 ms
[2022-05-16 15:30:14] [INFO ] Input system was already deterministic with 1592429 transitions.
Interrupted random walk after 4527 steps, including 1 resets, run timeout after 30008 ms. (steps per millisecond=0 ) properties seen 2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 152 ms. (steps per millisecond=6 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 1862 ms. (steps per millisecond=0 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=7 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 182 ms. (steps per millisecond=5 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 1032 ms. (steps per millisecond=0 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 178 ms. (steps per millisecond=5 ) properties (out of 16) seen :0
Interrupted Best-First random walk after 802 steps, including 0 resets, run timeout after 5124 ms. (steps per millisecond=0 ) properties seen 0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3522 ms. (steps per millisecond=0 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=7 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 142 ms. (steps per millisecond=7 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 153 ms. (steps per millisecond=6 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=8 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 1902 ms. (steps per millisecond=0 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 116 ms. (steps per millisecond=8 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=7 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=7 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
// Phase 1: matrix 1592429 rows 1440367 cols
[2022-05-16 15:34:02] [WARNING] Invariant computation timed out after 120 seconds.
[2022-05-16 15:34:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-16 15:34:28] [INFO ] After 25826ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 16 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 338826 out of 1440367 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 1440367/1440367 places, 1592429/1592429 transitions.
Graph (complete) has 1972062 edges and 1440367 vertex of which 1437923 are kept as prefixes of interest. Removing 2444 places using SCC suffix rule.18134 ms
Discarding 2444 places :
Also discarding 2444 output transitions
Drop transitions removed 2444 transitions

BK_TIME_CONFINEMENT_REACHED

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLCardinality -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="FamilyReunion-COL-L00800M0080C040P040G020"
export BK_EXAMINATION="LTLCardinality"
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 2-4028"
echo " Executing tool itstools"
echo " Input is FamilyReunion-COL-L00800M0080C040P040G020, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r078-tall-165260110600667"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-COL-L00800M0080C040P040G020.tgz
mv FamilyReunion-COL-L00800M0080C040P040G020 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;