About the Execution of ITS-Tools for NoC3x3-PT-4B
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
323.060 | 49405.00 | 98631.00 | 187.10 | T | normal |
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.r157-smll-165277001600107.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)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is NoC3x3-PT-4B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-165277001600107
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 856K
-rw-r--r-- 1 mcc users 7.9K Apr 29 13:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Apr 29 13:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 29 13:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 29 13:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 9 08:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 08:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 9 08:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 608K May 10 09:34 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 1652861609837
Running Version 202205111006
[2022-05-18 08:13:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -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, 1800]
[2022-05-18 08:13:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-18 08:13:33] [INFO ] Load time of PNML (sax parser for PT used): 494 ms
[2022-05-18 08:13:33] [INFO ] Transformed 2328 places.
[2022-05-18 08:13:33] [INFO ] Transformed 2701 transitions.
[2022-05-18 08:13:33] [INFO ] Found NUPN structural information;
[2022-05-18 08:13:33] [INFO ] Parsed PT model containing 2328 places and 2701 transitions in 802 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2328/2328 places, 2701/2701 transitions.
Graph (trivial) has 2324 edges and 2328 vertex of which 1399 / 2328 are part of one of the 33 SCC in 35 ms
Free SCC test removed 1366 places
Ensure Unique test removed 1620 transitions
Reduce isomorphic transitions removed 1620 transitions.
Drop transitions removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 0 with 33 rules applied. Total rules applied 34 place count 962 transition count 1048
Reduce places removed 33 places and 0 transitions.
Iterating post reduction 1 with 33 rules applied. Total rules applied 67 place count 929 transition count 1048
Discarding 327 places :
Symmetric choice reduction at 2 with 327 rule applications. Total rules 394 place count 602 transition count 721
Iterating global reduction 2 with 327 rules applied. Total rules applied 721 place count 602 transition count 721
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 37 Pre rules applied. Total rules applied 721 place count 602 transition count 684
Deduced a syphon composed of 37 places in 10 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 795 place count 565 transition count 684
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 825 place count 535 transition count 654
Iterating global reduction 2 with 30 rules applied. Total rules applied 855 place count 535 transition count 654
Performed 130 Post agglomeration using F-continuation condition.Transition count delta: 130
Deduced a syphon composed of 130 places in 1 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 1115 place count 405 transition count 524
Applied a total of 1115 rules in 511 ms. Remains 405 /2328 variables (removed 1923) and now considering 524/2701 (removed 2177) transitions.
[2022-05-18 08:13:33] [INFO ] Flow matrix only has 458 transitions (discarded 66 similar events)
// Phase 1: matrix 458 rows 405 cols
[2022-05-18 08:13:33] [INFO ] Computed 66 place invariants in 43 ms
[2022-05-18 08:13:34] [INFO ] Implicit Places using invariants in 1022 ms returned [13, 52, 95, 136, 197, 259, 302, 342, 385]
Discarding 9 places :
Implicit Place search using SMT only with invariants took 1104 ms to find 9 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 396/2328 places, 524/2701 transitions.
Graph (trivial) has 265 edges and 396 vertex of which 48 / 396 are part of one of the 24 SCC in 2 ms
Free SCC test removed 24 places
Ensure Unique test removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Applied a total of 1 rules in 35 ms. Remains 372 /396 variables (removed 24) and now considering 476/524 (removed 48) transitions.
[2022-05-18 08:13:34] [INFO ] Flow matrix only has 410 transitions (discarded 66 similar events)
// Phase 1: matrix 410 rows 372 cols
[2022-05-18 08:13:34] [INFO ] Computed 57 place invariants in 6 ms
[2022-05-18 08:13:35] [INFO ] Implicit Places using invariants in 564 ms returned []
[2022-05-18 08:13:35] [INFO ] Flow matrix only has 410 transitions (discarded 66 similar events)
// Phase 1: matrix 410 rows 372 cols
[2022-05-18 08:13:35] [INFO ] Computed 57 place invariants in 7 ms
[2022-05-18 08:13:36] [INFO ] State equation strengthened by 15 read => feed constraints.
[2022-05-18 08:13:36] [INFO ] Implicit Places using invariants and state equation in 1259 ms returned []
Implicit Place search using SMT with State Equation took 1828 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 372/2328 places, 476/2701 transitions.
Finished structural reductions, in 2 iterations. Remains : 372/2328 places, 476/2701 transitions.
Discarding 184 transitions out of 476. Remains 292
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 138 resets, run finished after 1208 ms. (steps per millisecond=8 ) properties (out of 291) seen :264
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 27) seen :0
Running SMT prover for 27 properties.
[2022-05-18 08:13:38] [INFO ] Flow matrix only has 410 transitions (discarded 66 similar events)
// Phase 1: matrix 410 rows 372 cols
[2022-05-18 08:13:38] [INFO ] Computed 57 place invariants in 5 ms
[2022-05-18 08:13:38] [INFO ] [Real]Absence check using 57 positive place invariants in 24 ms returned sat
[2022-05-18 08:13:39] [INFO ] After 1646ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:27
[2022-05-18 08:13:40] [INFO ] [Nat]Absence check using 57 positive place invariants in 30 ms returned sat
[2022-05-18 08:13:41] [INFO ] After 683ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :27
[2022-05-18 08:13:41] [INFO ] State equation strengthened by 15 read => feed constraints.
[2022-05-18 08:13:41] [INFO ] After 665ms SMT Verify possible using 15 Read/Feed constraints in natural domain returned unsat :0 sat :27
[2022-05-18 08:13:43] [INFO ] After 2056ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :27
Attempting to minimize the solution found.
Minimization took 837 ms.
[2022-05-18 08:13:44] [INFO ] After 4220ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :27
Fused 27 Parikh solutions to 16 different solutions.
Parikh walk visited 0 properties in 22 ms.
Support contains 38 out of 372 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 372/372 places, 476/476 transitions.
Drop transitions removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 372 transition count 443
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 39 place count 366 transition count 429
Iterating global reduction 1 with 6 rules applied. Total rules applied 45 place count 366 transition count 429
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 47 place count 365 transition count 440
Free-agglomeration rule applied 164 times.
Iterating global reduction 1 with 164 rules applied. Total rules applied 211 place count 365 transition count 276
Reduce places removed 164 places and 0 transitions.
Drop transitions removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 564 edges and 201 vertex of which 128 are kept as prefixes of interest. Removing 73 places using SCC suffix rule.6 ms
Discarding 73 places :
Also discarding 20 output transitions
Drop transitions removed 20 transitions
Iterating post reduction 1 with 171 rules applied. Total rules applied 382 place count 128 transition count 250
Drop transitions removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Iterating post reduction 2 with 79 rules applied. Total rules applied 461 place count 128 transition count 171
Applied a total of 461 rules in 231 ms. Remains 128 /372 variables (removed 244) and now considering 171/476 (removed 305) transitions.
Finished structural reductions, in 1 iterations. Remains : 128/372 places, 171/476 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 29242 ms. (steps per millisecond=34 ) properties (out of 27) seen :20
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3306 ms. (steps per millisecond=302 ) properties (out of 7) seen :6
Running SMT prover for 1 properties.
[2022-05-18 08:14:16] [INFO ] Flow matrix only has 148 transitions (discarded 23 similar events)
// Phase 1: matrix 148 rows 128 cols
[2022-05-18 08:14:16] [INFO ] Computed 40 place invariants in 2 ms
[2022-05-18 08:14:16] [INFO ] [Real]Absence check using 40 positive place invariants in 13 ms returned sat
[2022-05-18 08:14:17] [INFO ] After 82ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2022-05-18 08:14:17] [INFO ] State equation strengthened by 90 read => feed constraints.
[2022-05-18 08:14:17] [INFO ] After 49ms SMT Verify possible using 90 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-18 08:14:17] [INFO ] After 236ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2022-05-18 08:14:17] [INFO ] [Nat]Absence check using 40 positive place invariants in 10 ms returned sat
[2022-05-18 08:14:17] [INFO ] After 104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2022-05-18 08:14:17] [INFO ] After 27ms SMT Verify possible using 90 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2022-05-18 08:14:17] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2022-05-18 08:14:17] [INFO ] After 225ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 128/128 places, 171/171 transitions.
Graph (complete) has 349 edges and 128 vertex of which 20 are kept as prefixes of interest. Removing 108 places using SCC suffix rule.0 ms
Discarding 108 places :
Also discarding 131 output transitions
Drop transitions removed 131 transitions
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 20 transition count 32
Applied a total of 9 rules in 5 ms. Remains 20 /128 variables (removed 108) and now considering 32/171 (removed 139) transitions.
Finished structural reductions, in 1 iterations. Remains : 20/128 places, 32/171 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 972 ms. (steps per millisecond=1028 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 787 ms. (steps per millisecond=1270 ) properties (out of 1) seen :0
Finished probabilistic random walk after 161 steps, run visited all 1 properties in 10 ms. (steps per millisecond=16 )
Probabilistic random walk after 161 steps, saw 91 distinct states, run finished after 10 ms. (steps per millisecond=16 ) properties seen :1
Able to resolve query QuasiLiveness after proving 292 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 46765 ms.
BK_STOP 1652861659242
--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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 QuasiLiveness -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 1800 -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="NoC3x3-PT-4B"
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 2-4028"
echo " Executing tool itstools"
echo " Input is NoC3x3-PT-4B, 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 r157-smll-165277001600107"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-4B.tgz
mv NoC3x3-PT-4B 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 '
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 ;