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.r179-tall-165277026900171.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)
...................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-4028
Executing tool gold2021
Input is PolyORBLF-COL-S02J04T08, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-165277026900171
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 644K
-rw-r--r-- 1 mcc users 8.2K Apr 29 13:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Apr 29 13:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 29 13:50 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 29 13:50 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 10 09:34 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 10 09:34 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.4K May 9 08:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 9 08:27 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 9 08:27 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K Apr 29 13:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K Apr 29 13:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Apr 29 13:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 29 13:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 08:27 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 08:27 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_pt
-rw-r--r-- 1 mcc users 10 May 10 09:34 instance
-rw-r--r-- 1 mcc users 5 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 154K 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

here is the order used to build the result vector(from text file)
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-COL-S02J04T08-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1655083289950

Running Version 0
[2022-06-13 01:21:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -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, 3600]
[2022-06-13 01:21:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-13 01:21:31] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
[2022-06-13 01:21:31] [WARNING] Using fallBack plugin, rng conformance not checked
[2022-06-13 01:21:32] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 624 ms
[2022-06-13 01:21:32] [INFO ] ms1 symmetric to ms2 in transition T_1124
[2022-06-13 01:21:32] [INFO ] ms1 symmetric to ms2 in transition T_1125
[2022-06-13 01:21:32] [INFO ] ms2 symmetric to ms3 in transition T_1125
[2022-06-13 01:21:32] [INFO ] ms1 symmetric to ms4 in transition T_1126
[2022-06-13 01:21:32] [INFO ] ms4 symmetric to ms2 in transition T_1126
[2022-06-13 01:21:32] [INFO ] ms2 symmetric to ms3 in transition T_1126
[2022-06-13 01:21:32] [INFO ] Imported 81 HL places and 65 HL transitions for a total of 614 PT places and 1300.0 transition bindings in 43 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2022-06-13 01:21:32] [INFO ] Built PT skeleton of HLPN with 81 places and 65 transitions in 4 ms.
[2022-06-13 01:21:32] [INFO ] Skeletonized HLPN properties in 0 ms.
Successfully produced net in file /tmp/petri1000_8550273437606750118.dot
Finished random walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
[2022-06-13 01:21:32] [INFO ] Flatten gal took : 30 ms
[2022-06-13 01:21:32] [INFO ] Flatten gal took : 9 ms
[2022-06-13 01:21:32] [INFO ] Unfolded HLPN to a Petri net with 614 places and 1114 transitions in 21 ms.
[2022-06-13 01:21:32] [INFO ] Unfolded HLPN properties in 3 ms.
Successfully produced net in file /tmp/petri1001_14394567885030722597.dot
Incomplete random walk after 10000 steps, including 3 resets, run finished after 197 ms. (steps per millisecond=50 ) properties (out of 15) seen :10
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-10 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-06 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 181 ms. (steps per millisecond=55 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 279 ms. (steps per millisecond=35 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 5) seen :0
Running SMT prover for 5 properties.
[2022-06-13 01:21:33] [INFO ] Flow matrix only has 1098 transitions (discarded 16 similar events)
// Phase 1: matrix 1098 rows 614 cols
[2022-06-13 01:21:33] [INFO ] Computed 50 place invariants in 94 ms
[2022-06-13 01:21:33] [INFO ] [Real]Absence check using 14 positive place invariants in 24 ms returned sat
[2022-06-13 01:21:33] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 29 ms returned unsat
[2022-06-13 01:21:33] [INFO ] [Real]Absence check using 14 positive place invariants in 13 ms returned sat
[2022-06-13 01:21:33] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 2 ms returned unsat
[2022-06-13 01:21:33] [INFO ] [Real]Absence check using 14 positive place invariants in 18 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 47 ms returned unsat
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using 14 positive place invariants in 28 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 2 ms returned unsat
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using 14 positive place invariants in 17 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using 14 positive and 36 generalized place invariants in 29 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-13 01:21:34] [INFO ] [Real]Absence check using state equation in 493 ms returned sat
[2022-06-13 01:21:34] [INFO ] Solution in real domain found non-integer solution.
[2022-06-13 01:21:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 12 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Nat]Absence check using 14 positive and 36 generalized place invariants in 25 ms returned sat
[2022-06-13 01:21:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-13 01:21:35] [INFO ] [Nat]Absence check using state equation in 711 ms returned sat
[2022-06-13 01:21:35] [INFO ] State equation strengthened by 104 read => feed constraints.
[2022-06-13 01:21:37] [INFO ] [Nat]Added 104 Read/Feed constraints in 1731 ms returned sat
[2022-06-13 01:21:37] [INFO ] Deduced a trap composed of 66 places in 248 ms of which 3 ms to minimize.
[2022-06-13 01:21:38] [INFO ] Deduced a trap composed of 189 places in 249 ms of which 2 ms to minimize.
[2022-06-13 01:21:38] [INFO ] Deduced a trap composed of 65 places in 235 ms of which 2 ms to minimize.
[2022-06-13 01:21:39] [INFO ] Deduced a trap composed of 317 places in 220 ms of which 1 ms to minimize.
[2022-06-13 01:21:39] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1914 ms
[2022-06-13 01:21:39] [INFO ] Computed and/alt/rep : 728/2582/720 causal constraints (skipped 376 transitions) in 90 ms.
[2022-06-13 01:21:40] [INFO ] Deduced a trap composed of 3 places in 269 ms of which 1 ms to minimize.
[2022-06-13 01:21:40] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-05 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-04 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-03 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 5 Parikh solutions to 1 different solutions.
Support contains 9 out of 614 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 614/614 places, 1114/1114 transitions.
Ensure Unique test removed 2 places
Drop transitions removed 56 transitions
Trivial Post-agglo rules discarded 56 transitions
Performed 56 trivial Post agglomeration. Transition count delta: 56
Iterating post reduction 0 with 58 rules applied. Total rules applied 58 place count 612 transition count 1058
Reduce places removed 56 places and 0 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Iterating post reduction 1 with 64 rules applied. Total rules applied 122 place count 556 transition count 1050
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 130 place count 548 transition count 1050
Performed 64 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 64 Pre rules applied. Total rules applied 130 place count 548 transition count 986
Deduced a syphon composed of 64 places in 2 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 3 with 128 rules applied. Total rules applied 258 place count 484 transition count 986
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 64
Deduced a syphon composed of 64 places in 1 ms
Reduce places removed 64 places and 0 transitions.
Iterating global reduction 3 with 128 rules applied. Total rules applied 386 place count 420 transition count 922
Free-agglomeration rule (complex) applied 16 times.
Iterating global reduction 3 with 16 rules applied. Total rules applied 402 place count 420 transition count 906
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 3 with 16 rules applied. Total rules applied 418 place count 404 transition count 906
Applied a total of 418 rules in 183 ms. Remains 404 /614 variables (removed 210) and now considering 906/1114 (removed 208) transitions.
[2022-06-13 01:21:40] [INFO ] Flow matrix only has 890 transitions (discarded 16 similar events)
// Phase 1: matrix 890 rows 404 cols
[2022-06-13 01:21:40] [INFO ] Computed 48 place invariants in 29 ms
[2022-06-13 01:21:40] [INFO ] Dead Transitions using invariants and state equation in 438 ms returned [796, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 810, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 824, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 838, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 852, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 866, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 880, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 894, 896, 897, 898, 899, 900, 901, 902, 903, 904, 905]
Found 88 dead transitions using SMT.
Drop transitions removed 88 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 88 transitions :[905, 904, 903, 902, 901, 900, 899, 898, 897, 896, 894, 891, 890, 889, 888, 887, 886, 885, 884, 883, 882, 880, 877, 876, 875, 874, 873, 872, 871, 870, 869, 868, 866, 863, 862, 861, 860, 859, 858, 857, 856, 855, 854, 852, 849, 848, 847, 846, 845, 844, 843, 842, 841, 840, 838, 835, 834, 833, 832, 831, 830, 829, 828, 827, 826, 824, 821, 820, 819, 818, 817, 816, 815, 814, 813, 812, 810, 807, 806, 805, 804, 803, 802, 801, 800, 799, 798, 796]
Starting structural reductions, iteration 1 : 404/614 places, 818/1114 transitions.
Reduce places removed 1 places and 16 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 403 transition count 802
Reduce places removed 16 places and 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 17 place count 387 transition count 786
Deduced a syphon composed of 1 places in 1 ms
Applied a total of 17 rules in 28 ms. Remains 387 /404 variables (removed 17) and now considering 786/818 (removed 32) transitions.
Finished structural reductions, in 2 iterations. Remains : 387/614 places, 786/1114 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
FORMULA PolyORBLF-COL-S02J04T08-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
All properties solved without resorting to model-checking.

BK_STOP 1655083301718

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

+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -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 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m

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="PolyORBLF-COL-S02J04T08"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="gold2021"
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 gold2021"
echo " Input is PolyORBLF-COL-S02J04T08, 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 r179-tall-165277026900171"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-COL-S02J04T08.tgz
mv PolyORBLF-COL-S02J04T08 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 ;