fond
Model Checking Contest 2021
11th edition, Paris, France, June 23, 2021
Execution of r227-tall-162098231000246
Last Updated
Jun 28, 2021

About the Execution of 2020-gold for ShieldIIPt-PT-050B

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
5104.012 3600000.00 3635812.00 8971.10 TF?FFFFF?FFTF??F normal

Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2021-input.r227-tall-162098231000246.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2020
Input is ShieldIIPt-PT-050B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r227-tall-162098231000246
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 11K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 10 09:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 106K May 10 09:44 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.0K Mar 28 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 28 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 28 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 27 12:15 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 27 12:15 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 25 18:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 25 18:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 08:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 22 08:16 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:52 equiv_col
-rw-r--r-- 1 mcc users 5 May 5 16:52 instance
-rw-r--r-- 1 mcc users 6 May 5 16:52 iscolored
-rw-r--r-- 1 mcc users 860K May 5 16:52 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 ShieldIIPt-PT-050B-00
FORMULA_NAME ShieldIIPt-PT-050B-01
FORMULA_NAME ShieldIIPt-PT-050B-02
FORMULA_NAME ShieldIIPt-PT-050B-03
FORMULA_NAME ShieldIIPt-PT-050B-04
FORMULA_NAME ShieldIIPt-PT-050B-05
FORMULA_NAME ShieldIIPt-PT-050B-06
FORMULA_NAME ShieldIIPt-PT-050B-07
FORMULA_NAME ShieldIIPt-PT-050B-08
FORMULA_NAME ShieldIIPt-PT-050B-09
FORMULA_NAME ShieldIIPt-PT-050B-10
FORMULA_NAME ShieldIIPt-PT-050B-11
FORMULA_NAME ShieldIIPt-PT-050B-12
FORMULA_NAME ShieldIIPt-PT-050B-13
FORMULA_NAME ShieldIIPt-PT-050B-14
FORMULA_NAME ShieldIIPt-PT-050B-15

=== Now, execution of the tool begins

BK_START 1621150732040

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2021-05-16 07:38:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2021-05-16 07:38:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-16 07:38:54] [INFO ] Load time of PNML (sax parser for PT used): 170 ms
[2021-05-16 07:38:54] [INFO ] Transformed 3503 places.
[2021-05-16 07:38:54] [INFO ] Transformed 3253 transitions.
[2021-05-16 07:38:54] [INFO ] Found NUPN structural information;
[2021-05-16 07:38:54] [INFO ] Parsed PT model containing 3503 places and 3253 transitions in 357 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 147 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 0 resets, run finished after 1020 ms. (steps per millisecond=98 ) properties seen :[1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1]
// Phase 1: matrix 3253 rows 3503 cols
[2021-05-16 07:38:55] [INFO ] Computed 451 place invariants in 64 ms
[2021-05-16 07:38:56] [INFO ] [Real]Absence check using 451 positive place invariants in 754 ms returned sat
[2021-05-16 07:38:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:39:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:39:15] [INFO ] [Real]Absence check using state equation in 18726 ms returned (error "Failed to check-sat")
[2021-05-16 07:39:16] [INFO ] [Real]Absence check using 451 positive place invariants in 746 ms returned sat
[2021-05-16 07:39:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:39:35] [INFO ] [Real]Absence check using state equation in 18757 ms returned (error "Solver has unexpectedly terminated")
[2021-05-16 07:39:36] [INFO ] [Real]Absence check using 451 positive place invariants in 748 ms returned sat
[2021-05-16 07:39:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:39:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:39:55] [INFO ] [Real]Absence check using state equation in 18815 ms returned (error "Failed to check-sat")
[2021-05-16 07:39:56] [INFO ] [Real]Absence check using 451 positive place invariants in 750 ms returned sat
[2021-05-16 07:39:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:40:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:40:15] [INFO ] [Real]Absence check using state equation in 18756 ms returned unknown
[2021-05-16 07:40:16] [INFO ] [Real]Absence check using 451 positive place invariants in 741 ms returned sat
[2021-05-16 07:40:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:40:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:40:35] [INFO ] [Real]Absence check using state equation in 18838 ms returned unknown
[2021-05-16 07:40:36] [INFO ] [Real]Absence check using 451 positive place invariants in 764 ms returned sat
[2021-05-16 07:40:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:40:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:40:55] [INFO ] [Real]Absence check using state equation in 18804 ms returned (error "Failed to check-sat")
[2021-05-16 07:40:56] [INFO ] [Real]Absence check using 451 positive place invariants in 765 ms returned sat
[2021-05-16 07:40:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:41:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:41:15] [INFO ] [Real]Absence check using state equation in 18804 ms returned unknown
[2021-05-16 07:41:16] [INFO ] [Real]Absence check using 451 positive place invariants in 749 ms returned sat
[2021-05-16 07:41:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:41:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:41:35] [INFO ] [Real]Absence check using state equation in 18832 ms returned unknown
[2021-05-16 07:41:36] [INFO ] [Real]Absence check using 451 positive place invariants in 746 ms returned sat
[2021-05-16 07:41:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:41:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:41:55] [INFO ] [Real]Absence check using state equation in 18829 ms returned unknown
[2021-05-16 07:41:56] [INFO ] [Real]Absence check using 451 positive place invariants in 738 ms returned sat
[2021-05-16 07:41:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:42:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:42:15] [INFO ] [Real]Absence check using state equation in 18795 ms returned unknown
[2021-05-16 07:42:16] [INFO ] [Real]Absence check using 451 positive place invariants in 742 ms returned sat
[2021-05-16 07:42:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:42:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:42:35] [INFO ] [Real]Absence check using state equation in 18822 ms returned unknown
[2021-05-16 07:42:36] [INFO ] [Real]Absence check using 451 positive place invariants in 741 ms returned sat
[2021-05-16 07:42:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:42:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:42:55] [INFO ] [Real]Absence check using state equation in 18822 ms returned (error "Failed to check-sat")
[2021-05-16 07:42:56] [INFO ] [Real]Absence check using 451 positive place invariants in 743 ms returned sat
[2021-05-16 07:42:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:43:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:43:15] [INFO ] [Real]Absence check using state equation in 18803 ms returned (error "Failed to check-sat")
[2021-05-16 07:43:16] [INFO ] [Real]Absence check using 451 positive place invariants in 744 ms returned sat
[2021-05-16 07:43:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:43:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:43:35] [INFO ] [Real]Absence check using state equation in 18740 ms returned unknown
[2021-05-16 07:43:36] [INFO ] [Real]Absence check using 451 positive place invariants in 787 ms returned sat
[2021-05-16 07:43:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:43:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:43:55] [INFO ] [Real]Absence check using state equation in 18775 ms returned unknown
[2021-05-16 07:43:56] [INFO ] [Real]Absence check using 451 positive place invariants in 778 ms returned sat
[2021-05-16 07:43:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:44:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:44:15] [INFO ] [Real]Absence check using state equation in 18808 ms returned (error "Failed to check-sat")
[2021-05-16 07:44:16] [INFO ] [Real]Absence check using 451 positive place invariants in 743 ms returned sat
[2021-05-16 07:44:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:44:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:44:35] [INFO ] [Real]Absence check using state equation in 18781 ms returned (error "Failed to check-sat")
[2021-05-16 07:44:36] [INFO ] [Real]Absence check using 451 positive place invariants in 745 ms returned sat
[2021-05-16 07:44:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:44:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:44:55] [INFO ] [Real]Absence check using state equation in 18840 ms returned (error "Failed to check-sat")
[2021-05-16 07:44:56] [INFO ] [Real]Absence check using 451 positive place invariants in 734 ms returned sat
[2021-05-16 07:44:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:45:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:45:15] [INFO ] [Real]Absence check using state equation in 18863 ms returned (error "Failed to check-sat")
[2021-05-16 07:45:16] [INFO ] [Real]Absence check using 451 positive place invariants in 731 ms returned sat
[2021-05-16 07:45:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:45:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:45:35] [INFO ] [Real]Absence check using state equation in 18857 ms returned unknown
[2021-05-16 07:45:36] [INFO ] [Real]Absence check using 451 positive place invariants in 741 ms returned sat
[2021-05-16 07:45:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:45:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:45:55] [INFO ] [Real]Absence check using state equation in 18859 ms returned (error "Failed to check-sat")
[2021-05-16 07:45:56] [INFO ] [Real]Absence check using 451 positive place invariants in 733 ms returned sat
[2021-05-16 07:45:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:46:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:46:15] [INFO ] [Real]Absence check using state equation in 18864 ms returned unknown
[2021-05-16 07:46:16] [INFO ] [Real]Absence check using 451 positive place invariants in 744 ms returned sat
[2021-05-16 07:46:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:46:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:46:35] [INFO ] [Real]Absence check using state equation in 18847 ms returned (error "Failed to check-sat")
[2021-05-16 07:46:36] [INFO ] [Real]Absence check using 451 positive place invariants in 735 ms returned sat
[2021-05-16 07:46:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:46:55] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:46:55] [INFO ] [Real]Absence check using state equation in 18867 ms returned (error "Failed to check-sat")
[2021-05-16 07:46:56] [INFO ] [Real]Absence check using 451 positive place invariants in 737 ms returned sat
[2021-05-16 07:46:56] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:47:15] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:47:15] [INFO ] [Real]Absence check using state equation in 18865 ms returned (error "Failed to check-sat")
[2021-05-16 07:47:16] [INFO ] [Real]Absence check using 451 positive place invariants in 743 ms returned sat
[2021-05-16 07:47:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2021-05-16 07:47:35] [INFO ] SMT solver returned unknown. Retrying;
[2021-05-16 07:47:35] [INFO ] [Real]Absence check using state equation in 18756 ms returned unknown
[2021-05-16 07:47:36] [INFO ] Initial state reduction rules for CTL removed 3 formulas.
[2021-05-16 07:47:36] [INFO ] Flatten gal took : 242 ms
FORMULA ShieldIIPt-PT-050B-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-050B-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldIIPt-PT-050B-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2021-05-16 07:47:36] [INFO ] Applying decomposition
[2021-05-16 07:47:36] [INFO ] Flatten gal took : 125 ms
[2021-05-16 07:47:36] [INFO ] Decomposing Gal with order
[2021-05-16 07:47:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2021-05-16 07:47:37] [INFO ] Flatten gal took : 201 ms
[2021-05-16 07:47:37] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 18 ms.
[2021-05-16 07:47:37] [INFO ] Export to MCC properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2021-05-16 07:47:37] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 54 ms.
info: Time: 3600 - MCC
vrfy: Checking LTLFireability @ ShieldIIPt-PT-050B @ 3570 seconds

FORMULA ShieldIIPt-PT-050B-00 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-07 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-09 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-10 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-01 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

FORMULA ShieldIIPt-PT-050B-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427332 kB
MemFree: 11096216 kB
After kill :
MemTotal: 16427332 kB
MemFree: 16142548 kB

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

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="ShieldIIPt-PT-050B"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="gold2020"
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 gold2020"
echo " Input is ShieldIIPt-PT-050B, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r227-tall-162098231000246"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-050B.tgz
mv ShieldIIPt-PT-050B execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;