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.r339-tall-167889211900041.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 itstools
Input is RERS17pb113-PT-9, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r339-tall-167889211900041
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 7.4K Feb 26 18:11 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K Feb 26 18:11 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 18:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 26 18:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Feb 25 16:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 18:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Feb 26 18:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 18:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K Feb 26 18:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 15M 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

FORMULA_NAME ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1679090391714

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=itstools
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RERS17pb113-PT-9
Not applying reductions.
Model is PT
ReachabilityDeadlock PT
Running Version 202303021504
[2023-03-17 21:59:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-17 21:59:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 21:59:54] [INFO ] Load time of PNML (sax parser for PT used): 564 ms
[2023-03-17 21:59:54] [INFO ] Transformed 639 places.
[2023-03-17 21:59:54] [INFO ] Transformed 31353 transitions.
[2023-03-17 21:59:54] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 750 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 19 ms.69361KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Computed a total of 13 stabilizing places and 1 stable transitions
Ensure Unique test removed 12 places
Computed a total of 1 stabilizing places and 1 stable transitions
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 13 rules in 932 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 939 ms. Remains : 626/639 places, 31352/31353 transitions.
Interrupted Random walk after 1083643 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=36 )
[2023-03-17 22:00:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2023-03-17 22:00:26] [INFO ] Computed 13 place invariants in 94 ms
[2023-03-17 22:00:29] [INFO ] [Real]Absence check using 13 positive place invariants in 26 ms returned sat
[2023-03-17 22:00:29] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:00:43] [INFO ] [Real]Absence check using state equation in 14127 ms returned sat
[2023-03-17 22:00:44] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:00:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-17 22:00:47] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:01:00] [INFO ] [Nat]Absence check using state equation in 12598 ms returned sat
[2023-03-17 22:01:00] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:01:04] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 22:01:04] [INFO ] [Nat]Added 268 Read/Feed constraints in 3712 ms returned sat
[2023-03-17 22:01:05] [INFO ] Deduced a trap composed of 64 places in 1108 ms of which 4 ms to minimize.
[2023-03-17 22:01:07] [INFO ] Deduced a trap composed of 40 places in 811 ms of which 1 ms to minimize.
[2023-03-17 22:01:08] [INFO ] Deduced a trap composed of 24 places in 706 ms of which 1 ms to minimize.
[2023-03-17 22:01:09] [INFO ] Deduced a trap composed of 40 places in 650 ms of which 2 ms to minimize.
[2023-03-17 22:01:09] [INFO ] Deduced a trap composed of 40 places in 609 ms of which 2 ms to minimize.
[2023-03-17 22:01:11] [INFO ] Deduced a trap composed of 64 places in 1225 ms of which 1 ms to minimize.
[2023-03-17 22:01:12] [INFO ] Deduced a trap composed of 40 places in 866 ms of which 1 ms to minimize.
[2023-03-17 22:01:14] [INFO ] Deduced a trap composed of 64 places in 1210 ms of which 1 ms to minimize.
[2023-03-17 22:01:16] [INFO ] Deduced a trap composed of 40 places in 1271 ms of which 0 ms to minimize.
[2023-03-17 22:01:17] [INFO ] Deduced a trap composed of 64 places in 1066 ms of which 0 ms to minimize.
[2023-03-17 22:01:18] [INFO ] Deduced a trap composed of 48 places in 1015 ms of which 0 ms to minimize.
[2023-03-17 22:01:20] [INFO ] Deduced a trap composed of 48 places in 845 ms of which 0 ms to minimize.
[2023-03-17 22:01:21] [INFO ] Deduced a trap composed of 48 places in 1136 ms of which 1 ms to minimize.
[2023-03-17 22:01:23] [INFO ] Deduced a trap composed of 65 places in 898 ms of which 1 ms to minimize.
[2023-03-17 22:01:24] [INFO ] Deduced a trap composed of 48 places in 885 ms of which 0 ms to minimize.
[2023-03-17 22:01:25] [INFO ] Deduced a trap composed of 48 places in 725 ms of which 1 ms to minimize.
[2023-03-17 22:01:26] [INFO ] Deduced a trap composed of 64 places in 560 ms of which 0 ms to minimize.
[2023-03-17 22:01:27] [INFO ] Deduced a trap composed of 40 places in 687 ms of which 1 ms to minimize.
[2023-03-17 22:01:29] [INFO ] Deduced a trap composed of 64 places in 997 ms of which 0 ms to minimize.
[2023-03-17 22:01:32] [INFO ] Trap strengthening (SAT) tested/added 19/19 trap constraints in 27602 ms
Interrupted Parikh directed walk after 1025878 steps, including 1000 resets, run timeout after 30001 ms. (steps per millisecond=34 )
Parikh directed walk for 1025878 steps, including 1000 resets, run took 30001 ms. (steps per millisecond=34 )
Random directed walk for 500017 steps, including 0 resets, run took 19995 ms (no deadlock found). (steps per millisecond=25 )
Random walk for 500000 steps, including 0 resets, run took 13241 ms (no deadlock found). (steps per millisecond=37 )
Random directed walk for 500015 steps, including 0 resets, run took 19992 ms (no deadlock found). (steps per millisecond=25 )
Random walk for 500000 steps, including 0 resets, run took 13496 ms (no deadlock found). (steps per millisecond=37 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 233 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2023-03-17 22:03:08] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:03:09] [INFO ] Invariant cache hit.
[2023-03-17 22:03:10] [INFO ] Implicit Places using invariants in 1970 ms returned []
Implicit Place search using SMT only with invariants took 1977 ms to find 0 implicit places.
[2023-03-17 22:03:10] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:03:10] [INFO ] Invariant cache hit.
[2023-03-17 22:03:19] [INFO ] Dead Transitions using invariants and state equation in 8458 ms found 0 transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 10671 ms. Remains : 626/626 places, 31352/31352 transitions.
Interrupted Random walk after 1073066 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=35 )
[2023-03-17 22:03:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2023-03-17 22:03:49] [INFO ] Invariant cache hit.
[2023-03-17 22:03:52] [INFO ] [Real]Absence check using 13 positive place invariants in 17 ms returned sat
[2023-03-17 22:03:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-17 22:04:08] [INFO ] [Real]Absence check using state equation in 15755 ms returned sat
[2023-03-17 22:04:09] [INFO ] Solution in real domain found non-integer solution.
[2023-03-17 22:04:12] [INFO ] [Nat]Absence check using 13 positive place invariants in 21 ms returned sat
[2023-03-17 22:04:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-17 22:04:26] [INFO ] [Nat]Absence check using state equation in 14010 ms returned sat
[2023-03-17 22:04:26] [INFO ] State equation strengthened by 268 read => feed constraints.
[2023-03-17 22:04:30] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-17 22:04:33] [INFO ] [Nat]Added 268 Read/Feed constraints in 6444 ms returned unknown
Random directed walk for 500007 steps, including 0 resets, run took 20086 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 13705 ms (no deadlock found). (steps per millisecond=36 )
Random directed walk for 500026 steps, including 0 resets, run took 20261 ms (no deadlock found). (steps per millisecond=24 )
Random walk for 500000 steps, including 0 resets, run took 14265 ms (no deadlock found). (steps per millisecond=35 )
[2023-03-17 22:05:42] [INFO ] Flatten gal took : 982 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin10531987391189759383
[2023-03-17 22:05:43] [INFO ] Too many transitions (31353) to apply POR reductions. Disabling POR matrices.
[2023-03-17 22:05:44] [INFO ] Built C files in 543ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10531987391189759383
Running compilation step : cd /tmp/ltsmin10531987391189759383;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2023-03-17 22:05:44] [INFO ] Applying decomposition
[2023-03-17 22:05:44] [INFO ] Flatten gal took : 816 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/convert-linux64' '-i' '/tmp/graph12266181340106341609.txt' '-o' '/tmp/graph12266181340106341609.bin' '-w' '/tmp/graph12266181340106341609.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202303021504/bin/louvain-linux64' '/tmp/graph12266181340106341609.bin' '-l' '-1' '-v' '-w' '/tmp/graph12266181340106341609.weights' '-q' '0' '-e' '0.001'
[2023-03-17 22:05:47] [INFO ] Decomposing Gal with order
[2023-03-17 22:05:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2023-03-17 22:05:49] [INFO ] Removed a total of 91910 redundant transitions.
[2023-03-17 22:05:49] [INFO ] Flatten gal took : 1486 ms
[2023-03-17 22:05:51] [INFO ] Fuse similar labels procedure discarded/fused a total of 1943 labels/synchronizations in 1088 ms.
[2023-03-17 22:05:51] [INFO ] Time to serialize gal into /tmp/ReachabilityDeadlock15893159672746254183.gal : 132 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityDeadlock15893159672746254183.gal' '-t' 'CGAL' '-ctl' 'DEADLOCK'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...235
No direction supplied, using forward translation only.
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10531987391189759383;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 360 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10531987391189759383;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/limit_time.pl' '360' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202303021504/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 360 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:92)
at java.base/java.lang.Thread.run(Thread.java:833)
Detected timeout of ITS tools.
[2023-03-17 22:17:49] [INFO ] Flatten gal took : 682 ms
[2023-03-17 22:17:49] [INFO ] Time to serialize gal into /tmp/ReachabilityDeadlock3066530446942609997.gal : 133 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityDeadlock3066530446942609997.gal' '-t' 'CGAL' '-ctl' 'DEADLOCK' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...255
No direction supplied, using forward translation only.
Detected timeout of ITS tools.
TIME LIMIT: Killed by timeout after 1800 seconds
MemTotal: 16393216 kB
MemFree: 15003828 kB
After kill :
MemTotal: 16393216 kB
MemFree: 14920952 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ ReachabilityDeadlock = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="RERS17pb113-PT-9"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="itstools"
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 2-5348"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-9, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r339-tall-167889211900041"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-9.tgz
mv RERS17pb113-PT-9 execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;