Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r043-tajo-167813696700343.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-5348
Executing tool smartxred
Input is BugTracking-PT-q3m008, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r043-tajo-167813696700343
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 13K Feb 26 06:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 117K Feb 26 06:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 06:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 06:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.3K Feb 25 15:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 15:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Feb 26 07:02 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 26 07:02 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Feb 26 06:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Feb 26 06:43 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16M Mar 5 18:22 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 BugTracking-PT-q3m008-ReachabilityFireability-00
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-01
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-02
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-03
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-04
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-05
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-06
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-07
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-08
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-09
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-10
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-11
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-12
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-13
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-14
FORMULA_NAME BugTracking-PT-q3m008-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1678784651165

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=smartxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q3m008
Applying reductions before tool smart
Invoking reducer
Running Version 202303021504
[2023-03-14 09:04:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-14 09:04:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-14 09:04:13] [INFO ] Load time of PNML (sax parser for PT used): 624 ms
[2023-03-14 09:04:13] [INFO ] Transformed 754 places.
[2023-03-14 09:04:13] [INFO ] Transformed 27370 transitions.
[2023-03-14 09:04:13] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 749 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 14 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 514 places in 113 ms
Reduce places removed 514 places and 24601 transitions.
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10004 steps, including 70 resets, run finished after 180 ms. (steps per millisecond=55 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 21 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 12 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 147383 steps, run timeout after 3001 ms. (steps per millisecond=49 ) properties seen :{}
Probabilistic random walk after 147383 steps, saw 85096 distinct states, run finished after 3002 ms. (steps per millisecond=49 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-14 09:04:16] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2023-03-14 09:04:16] [INFO ] Computed 10 place invariants in 24 ms
[2023-03-14 09:04:17] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-14 09:04:17] [INFO ] After 602ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:1
[2023-03-14 09:04:17] [INFO ] [Nat]Absence check using 10 positive place invariants in 2 ms returned sat
[2023-03-14 09:04:18] [INFO ] After 449ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2023-03-14 09:04:18] [INFO ] State equation strengthened by 255 read => feed constraints.
[2023-03-14 09:04:18] [INFO ] After 203ms SMT Verify possible using 255 Read/Feed constraints in natural domain returned unsat :1 sat :1
[2023-03-14 09:04:18] [INFO ] Deduced a trap composed of 12 places in 214 ms of which 6 ms to minimize.
[2023-03-14 09:04:18] [INFO ] Deduced a trap composed of 12 places in 194 ms of which 1 ms to minimize.
[2023-03-14 09:04:19] [INFO ] Deduced a trap composed of 10 places in 140 ms of which 1 ms to minimize.
[2023-03-14 09:04:19] [INFO ] Deduced a trap composed of 7 places in 137 ms of which 1 ms to minimize.
[2023-03-14 09:04:19] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 954 ms
[2023-03-14 09:04:19] [INFO ] After 1235ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 86 ms.
[2023-03-14 09:04:19] [INFO ] After 1844ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
FORMULA BugTracking-PT-q3m008-ReachabilityFireability-05 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 40 ms.
Support contains 3 out of 240 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 240/240 places, 2769/2769 transitions.
Graph (complete) has 3422 edges and 240 vertex of which 238 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.7 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 237 transition count 2750
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 237 transition count 2750
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 235 transition count 2753
Free-agglomeration rule applied 5 times.
Iterating global reduction 0 with 5 rules applied. Total rules applied 12 place count 235 transition count 2748
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 17 place count 230 transition count 2748
Applied a total of 17 rules in 448 ms. Remains 230 /240 variables (removed 10) and now considering 2748/2769 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 449 ms. Remains : 230/240 places, 2748/2769 transitions.
Incomplete random walk after 10000 steps, including 99 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 146305 steps, run timeout after 3001 ms. (steps per millisecond=48 ) properties seen :{}
Probabilistic random walk after 146305 steps, saw 95849 distinct states, run finished after 3001 ms. (steps per millisecond=48 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-14 09:04:23] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
// Phase 1: matrix 2619 rows 230 cols
[2023-03-14 09:04:23] [INFO ] Computed 8 place invariants in 30 ms
[2023-03-14 09:04:23] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-14 09:04:23] [INFO ] After 474ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-14 09:04:23] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-14 09:04:24] [INFO ] After 303ms SMT Verify possible using 241 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-14 09:04:24] [INFO ] After 872ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-14 09:04:24] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-14 09:04:24] [INFO ] After 525ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-14 09:04:24] [INFO ] After 261ms SMT Verify possible using 241 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-14 09:04:25] [INFO ] After 435ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 103 ms.
[2023-03-14 09:04:25] [INFO ] After 1140ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 55 ms.
Support contains 3 out of 230 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 230/230 places, 2748/2748 transitions.
Applied a total of 0 rules in 60 ms. Remains 230 /230 variables (removed 0) and now considering 2748/2748 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 230/230 places, 2748/2748 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 230/230 places, 2748/2748 transitions.
Applied a total of 0 rules in 53 ms. Remains 230 /230 variables (removed 0) and now considering 2748/2748 (removed 0) transitions.
[2023-03-14 09:04:25] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2023-03-14 09:04:25] [INFO ] Invariant cache hit.
[2023-03-14 09:04:25] [INFO ] Implicit Places using invariants in 350 ms returned []
[2023-03-14 09:04:25] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2023-03-14 09:04:25] [INFO ] Invariant cache hit.
[2023-03-14 09:04:26] [INFO ] State equation strengthened by 241 read => feed constraints.
[2023-03-14 09:04:27] [INFO ] Implicit Places using invariants and state equation in 2035 ms returned []
Implicit Place search using SMT with State Equation took 2390 ms to find 0 implicit places.
[2023-03-14 09:04:27] [INFO ] Redundant transitions in 249 ms returned []
[2023-03-14 09:04:27] [INFO ] Flow matrix only has 2619 transitions (discarded 129 similar events)
[2023-03-14 09:04:27] [INFO ] Invariant cache hit.
[2023-03-14 09:04:28] [INFO ] Dead Transitions using invariants and state equation in 914 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3620 ms. Remains : 230/230 places, 2748/2748 transitions.
Drop transitions removed 6 transitions
Ensure Unique test removed 124 transitions
Reduce isomorphic transitions removed 130 transitions.
Iterating post reduction 0 with 130 rules applied. Total rules applied 130 place count 230 transition count 2618
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 134 place count 228 transition count 2616
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 135 place count 228 transition count 2615
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 139 place count 228 transition count 2611
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 143 place count 224 transition count 2611
Applied a total of 143 rules in 155 ms. Remains 224 /230 variables (removed 6) and now considering 2611/2748 (removed 137) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 2611 rows 224 cols
[2023-03-14 09:04:29] [INFO ] Computed 9 place invariants in 12 ms
[2023-03-14 09:04:29] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-14 09:04:29] [INFO ] After 370ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-14 09:04:29] [INFO ] After 447ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-14 09:04:29] [INFO ] After 487ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-14 09:04:29] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-14 09:04:30] [INFO ] After 424ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-14 09:04:30] [INFO ] After 529ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-14 09:04:30] [INFO ] After 637ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-14 09:04:30] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityFireability.sr.xml took 6 ms.
[2023-03-14 09:04:30] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 230 places, 2748 transitions and 13487 arcs took 12 ms.
[2023-03-14 09:04:30] [INFO ] Flatten gal took : 248 ms
Total runtime 18008 ms.
There are residual formulas that ITS could not solve within timeout
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running BugTracking (PT), instance q3m008
Examination ReachabilityFireability
Parser /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//parser/Fireability.jar
Model checker /home/mcc/BenchKit/bin//../reducer/bin//../../smart/bin//rem_exec//smart

GOT IT HERE. BS
Petri model created: 230 places, 2748 transitions, 13487 arcs.
Final Score: 33284.97
Took : 50 seconds
Reachability Fireability file is: ReachabilityFireability.xml
READY TO PARSE. BS

BK_STOP 1678784722012

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

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML
ERROR in file model.sm near line 16481:
syntax error

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="BugTracking-PT-q3m008"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="smartxred"
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 2-5348"
echo " Executing tool smartxred"
echo " Input is BugTracking-PT-q3m008, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r043-tajo-167813696700343"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q3m008.tgz
mv BugTracking-PT-q3m008 execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;