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.r013-smll-171620124700207.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is Anderson-PT-06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r013-smll-171620124700207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 732K
-rw-r--r-- 1 mcc users 5.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 53K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Apr 22 14:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Apr 22 14:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 15:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 12 15:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Apr 12 15:36 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 12 15:36 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 302K May 18 16:42 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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716224276198

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-20 16:57:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-20 16:57:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-20 16:57:59] [INFO ] Load time of PNML (sax parser for PT used): 278 ms
[2024-05-20 16:57:59] [INFO ] Transformed 229 places.
[2024-05-20 16:57:59] [INFO ] Transformed 600 transitions.
[2024-05-20 16:57:59] [INFO ] Found NUPN structural information;
[2024-05-20 16:57:59] [INFO ] Parsed PT model containing 229 places and 600 transitions and 2280 arcs in 457 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 229/229 places, 600/600 transitions.
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 30 Pre rules applied. Total rules applied 0 place count 229 transition count 570
Deduced a syphon composed of 30 places in 3 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 60 rules applied. Total rules applied 60 place count 199 transition count 570
Applied a total of 60 rules in 82 ms. Remains 199 /229 variables (removed 30) and now considering 570/600 (removed 30) transitions.
// Phase 1: matrix 570 rows 199 cols
[2024-05-20 16:57:59] [INFO ] Computed 15 invariants in 55 ms
[2024-05-20 16:58:00] [INFO ] Implicit Places using invariants in 977 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1031 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 198/229 places, 570/600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 36 rules applied. Total rules applied 36 place count 198 transition count 534
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 72 place count 162 transition count 534
Applied a total of 72 rules in 26 ms. Remains 162 /198 variables (removed 36) and now considering 534/570 (removed 36) transitions.
// Phase 1: matrix 534 rows 162 cols
[2024-05-20 16:58:00] [INFO ] Computed 14 invariants in 18 ms
[2024-05-20 16:58:00] [INFO ] Implicit Places using invariants in 600 ms returned []
[2024-05-20 16:58:00] [INFO ] Invariant cache hit.
[2024-05-20 16:58:01] [INFO ] State equation strengthened by 54 read => feed constraints.
[2024-05-20 16:58:02] [INFO ] Implicit Places using invariants and state equation in 1420 ms returned []
Implicit Place search using SMT with State Equation took 2035 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 162/229 places, 534/600 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3205 ms. Remains : 162/229 places, 534/600 transitions.
Initial state reduction rules removed 6 formulas.
[2024-05-20 16:58:03] [INFO ] Flatten gal took : 298 ms
RANDOM walk for 40000 steps (8 resets) in 4332 ms. (9 steps per ms) remains 81/528 properties
[2024-05-20 16:58:03] [INFO ] Flatten gal took : 189 ms
BEST_FIRST walk for 4001 steps (8 resets) in 45 ms. (86 steps per ms) remains 72/81 properties
BEST_FIRST walk for 4000 steps (8 resets) in 28 ms. (137 steps per ms) remains 71/72 properties
BEST_FIRST walk for 4001 steps (8 resets) in 28 ms. (137 steps per ms) remains 70/71 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4001 steps (8 resets) in 44 ms. (88 steps per ms) remains 67/70 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 57/67 properties
[2024-05-20 16:58:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16209132053849726992.gal : 66 ms
BEST_FIRST walk for 4002 steps (8 resets) in 35 ms. (111 steps per ms) remains 55/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 52/55 properties
[2024-05-20 16:58:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9365348709728553564.prop : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16209132053849726992.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9365348709728553564.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4001 steps (8 resets) in 49 ms. (80 steps per ms) remains 49/52 properties

BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 46/49 properties
BEST_FIRST walk for 4002 steps (8 resets) in 30 ms. (129 steps per ms) remains 46/46 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 45/46 properties
BEST_FIRST walk for 4003 steps (8 resets) in 35 ms. (111 steps per ms) remains 45/45 properties
BEST_FIRST walk for 4002 steps (8 resets) in 51 ms. (76 steps per ms) remains 33/45 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/33 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 31/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 29/31 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 28/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4002 steps (8 resets) in 28 ms. (138 steps per ms) remains 26/28 properties
Loading property file /tmp/ReachabilityCardinality9365348709728553564.prop.
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 25/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 22/25 properties
BEST_FIRST walk for 4003 steps (8 resets) in 29 ms. (133 steps per ms) remains 21/22 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 18/21 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 17/18 properties
BEST_FIRST walk for 4002 steps (8 resets) in 18 ms. (210 steps per ms) remains 17/17 properties
BEST_FIRST walk for 4002 steps (8 resets) in 24 ms. (160 steps per ms) remains 16/17 properties
BEST_FIRST walk for 4002 steps (8 resets) in 45 ms. (87 steps per ms) remains 15/16 properties
BEST_FIRST walk for 4002 steps (8 resets) in 23 ms. (166 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 15/15 properties
[2024-05-20 16:58:04] [INFO ] Invariant cache hit.
SDD proceeding with computation,52 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,52 properties remain. new max is 8
SDD size :5 after 6
SDD proceeding with computation,52 properties remain. new max is 16
SDD size :6 after 18
[2024-05-20 16:58:04] [INFO ] State equation strengthened by 54 read => feed constraints.
SDD proceeding with computation,52 properties remain. new max is 32
SDD size :18 after 152
SDD proceeding with computation,52 properties remain. new max is 64
SDD size :152 after 606
SDD proceeding with computation,52 properties remain. new max is 128
SDD size :606 after 1784
SDD proceeding with computation,52 properties remain. new max is 256
SDD size :1784 after 3504
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 109/123 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 15 unsolved
SDD proceeding with computation,52 properties remain. new max is 512
SDD size :3504 after 13484
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 109/128 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 32/155 variables, 7/135 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/155 variables, 32/167 constraints. Problems are: Problem set: 0 solved, 15 unsolved
SDD proceeding with computation,52 properties remain. new max is 1024
SDD size :13484 after 21824
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 7/162 variables, 2/169 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 7/176 constraints. Problems are: Problem set: 0 solved, 15 unsolved
[2024-05-20 16:58:05] [INFO ] Deduced a trap composed of 35 places in 208 ms of which 20 ms to minimize.
[2024-05-20 16:58:05] [INFO ] Deduced a trap composed of 48 places in 195 ms of which 3 ms to minimize.
[2024-05-20 16:58:05] [INFO ] Deduced a trap composed of 27 places in 186 ms of which 2 ms to minimize.
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 64 places in 168 ms of which 3 ms to minimize.
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 61 places in 161 ms of which 2 ms to minimize.
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 49 places in 172 ms of which 2 ms to minimize.
SDD proceeding with computation,52 properties remain. new max is 2048
SDD size :21824 after 45926
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 36 places in 154 ms of which 2 ms to minimize.
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 76 places in 175 ms of which 2 ms to minimize.
[2024-05-20 16:58:06] [INFO ] Deduced a trap composed of 71 places in 159 ms of which 3 ms to minimize.
[2024-05-20 16:58:07] [INFO ] Deduced a trap composed of 57 places in 181 ms of which 19 ms to minimize.
SDD proceeding with computation,52 properties remain. new max is 4096
SDD size :45926 after 50350
[2024-05-20 16:58:07] [INFO ] Deduced a trap composed of 68 places in 240 ms of which 3 ms to minimize.
[2024-05-20 16:58:07] [INFO ] Deduced a trap composed of 36 places in 201 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 12/188 constraints. Problems are: Problem set: 0 solved, 15 unsolved
[2024-05-20 16:58:07] [INFO ] Deduced a trap composed of 59 places in 181 ms of which 2 ms to minimize.
[2024-05-20 16:58:08] [INFO ] Deduced a trap composed of 47 places in 147 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/162 variables, 2/190 constraints. Problems are: Problem set: 0 solved, 15 unsolved
[2024-05-20 16:58:08] [INFO ] Deduced a trap composed of 65 places in 149 ms of which 2 ms to minimize.
[2024-05-20 16:58:08] [INFO ] Deduced a trap composed of 33 places in 139 ms of which 2 ms to minimize.
[2024-05-20 16:58:08] [INFO ] Deduced a trap composed of 54 places in 151 ms of which 2 ms to minimize.
[2024-05-20 16:58:08] [INFO ] Deduced a trap composed of 88 places in 138 ms of which 2 ms to minimize.
[2024-05-20 16:58:09] [INFO ] Deduced a trap composed of 73 places in 145 ms of which 2 ms to minimize.
[2024-05-20 16:58:09] [INFO ] Deduced a trap composed of 56 places in 145 ms of which 2 ms to minimize.
[2024-05-20 16:58:09] [INFO ] Deduced a trap composed of 53 places in 145 ms of which 2 ms to minimize.
SMT process timed out in 5146ms, After SMT, problems are : Problem set: 0 solved, 15 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 14 out of 162 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 162/162 places, 534/534 transitions.
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 49 place count 113 transition count 295
Iterating global reduction 0 with 49 rules applied. Total rules applied 98 place count 113 transition count 295
Applied a total of 98 rules in 71 ms. Remains 113 /162 variables (removed 49) and now considering 295/534 (removed 239) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 113/162 places, 295/534 transitions.
Reachability property qltransition_297 is true.
Reachability property qltransition_272 is true.
SDD proceeding with computation,50 properties remain. new max is 4096
SDD size :50350 after 112010
RANDOM walk for 4000000 steps (8 resets) in 17519 ms. (228 steps per ms) remains 5/15 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 3865 ms. (1034 steps per ms) remains 4/5 properties
SDD proceeding with computation,50 properties remain. new max is 8192
SDD size :112010 after 118788
BEST_FIRST walk for 4000003 steps (8 resets) in 3794 ms. (1054 steps per ms) remains 3/4 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 3317 ms. (1205 steps per ms) remains 1/3 properties
BEST_FIRST walk for 75388 steps (0 resets) in 118 ms. (633 steps per ms) remains 0/1 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 534 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 19388 ms.

BK_STOP 1716224298014

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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:
++ 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 QuasiLiveness -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="Anderson-PT-06"
export BK_EXAMINATION="QuasiLiveness"
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 2-5568"
echo " Executing tool itstools"
echo " Input is Anderson-PT-06, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r013-smll-171620124700207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-06.tgz
mv Anderson-PT-06 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;