fond
Model Checking Contest 2022
12th edition, Bergen, Norway, June 21, 2022
Execution of r179-tall-165277027000231
Last Updated
Jun 22, 2022

About the Execution of 2021-gold for PolyORBLF-PT-S02J06T06

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
272.472 12233.00 20726.00 279.90 TFTTFTTTTFFTTTTF 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.r179-tall-165277027000231.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 gold2021
Input is PolyORBLF-PT-S02J06T06, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-165277027000231
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 12K Apr 29 13:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 29 13:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 17K Apr 29 13:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 104K Apr 29 13:54 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 11K May 9 08:27 LTLCardinality.txt
-rw-r--r-- 1 mcc users 40K May 9 08:27 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 9 08:28 LTLFireability.txt
-rw-r--r-- 1 mcc users 35K May 9 08:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 25K Apr 29 13:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 175K Apr 29 13:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 34K Apr 29 13:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 174K Apr 29 13:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:28 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.4K May 9 08:28 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 10 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 601K 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-PT-S02J06T06-ReachabilityFireability-00
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-01
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-02
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-03
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-04
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-05
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-06
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-07
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-08
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-09
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-10
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-11
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-12
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-13
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-14
FORMULA_NAME PolyORBLF-PT-S02J06T06-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1655083798684

Running Version 0
[2022-06-13 01:30:00] [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 01:30:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-06-13 01:30:00] [INFO ] Load time of PNML (sax parser for PT used): 99 ms
[2022-06-13 01:30:00] [INFO ] Transformed 536 places.
[2022-06-13 01:30:00] [INFO ] Transformed 1064 transitions.
[2022-06-13 01:30:00] [INFO ] Parsed PT model containing 536 places and 1064 transitions in 145 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 131 ms.
Working with output stream class java.io.PrintStream
[2022-06-13 01:30:00] [INFO ] Reduced 24 identical enabling conditions.
[2022-06-13 01:30:00] [INFO ] Reduced 24 identical enabling conditions.
[2022-06-13 01:30:00] [INFO ] Reduced 66 identical enabling conditions.
Ensure Unique test removed 96 transitions
Reduce redundant transitions removed 96 transitions.
Incomplete random walk after 10000 steps, including 3 resets, run finished after 182 ms. (steps per millisecond=54 ) properties (out of 16) seen :6
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 5 resets, run finished after 246 ms. (steps per millisecond=40 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 258 ms. (steps per millisecond=38 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2022-06-13 01:30:02] [INFO ] Flow matrix only has 956 transitions (discarded 12 similar events)
// Phase 1: matrix 956 rows 536 cols
[2022-06-13 01:30:02] [INFO ] Computed 50 place invariants in 68 ms
[2022-06-13 01:30:02] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2022-06-13 01:30:02] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 23 ms returned sat
[2022-06-13 01:30:02] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2022-06-13 01:30:03] [INFO ] [Real]Absence check using state equation in 715 ms returned sat
[2022-06-13 01:30:03] [INFO ] Solution in real domain found non-integer solution.
[2022-06-13 01:30:03] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2022-06-13 01:30:03] [INFO ] [Nat]Absence check using 19 positive and 31 generalized place invariants in 21 ms returned sat
[2022-06-13 01:30:03] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2022-06-13 01:30:04] [INFO ] [Nat]Absence check using state equation in 1321 ms returned sat
[2022-06-13 01:30:04] [INFO ] State equation strengthened by 78 read => feed constraints.
[2022-06-13 01:30:07] [INFO ] [Nat]Added 78 Read/Feed constraints in 2957 ms returned sat
[2022-06-13 01:30:07] [INFO ] Deduced a trap composed of 75 places in 273 ms of which 2 ms to minimize.
[2022-06-13 01:30:08] [INFO ] Deduced a trap composed of 302 places in 244 ms of which 1 ms to minimize.
[2022-06-13 01:30:08] [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 0
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 12 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 109 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 99 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 9 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 31 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 7 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 8 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 8 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 18 ms returned unsat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive place invariants in 8 ms returned sat
[2022-06-13 01:30:08] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 10 ms returned unsat
[2022-06-13 01:30:09] [INFO ] [Real]Absence check using 19 positive place invariants in 9 ms returned sat
[2022-06-13 01:30:09] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 20 ms returned unsat
[2022-06-13 01:30:09] [INFO ] [Real]Absence check using 19 positive place invariants in 7 ms returned sat
[2022-06-13 01:30:09] [INFO ] [Real]Absence check using 19 positive and 31 generalized place invariants in 11 ms returned unsat
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-15 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-14 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-12 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-10 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-08 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-06 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-04 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-02 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 10 Parikh solutions to 1 different solutions.
Support contains 6 out of 536 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 536/536 places, 968/968 transitions.
Ensure Unique test removed 2 places
Drop transitions removed 54 transitions
Trivial Post-agglo rules discarded 54 transitions
Performed 54 trivial Post agglomeration. Transition count delta: 54
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 534 transition count 914
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 110 place count 480 transition count 914
Performed 60 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 60 Pre rules applied. Total rules applied 110 place count 480 transition count 854
Deduced a syphon composed of 60 places in 2 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 230 place count 420 transition count 854
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 2 with 96 rules applied. Total rules applied 326 place count 372 transition count 806
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 338 place count 372 transition count 794
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 350 place count 360 transition count 794
Applied a total of 350 rules in 187 ms. Remains 360 /536 variables (removed 176) and now considering 794/968 (removed 174) transitions.
[2022-06-13 01:30:09] [INFO ] Flow matrix only has 782 transitions (discarded 12 similar events)
// Phase 1: matrix 782 rows 360 cols
[2022-06-13 01:30:09] [INFO ] Computed 48 place invariants in 19 ms
[2022-06-13 01:30:09] [INFO ] Dead Transitions using invariants and state equation in 577 ms returned [687, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 706, 707, 708, 709, 711, 712, 713, 714, 715, 716, 717, 722, 724, 725, 726, 727, 728, 729, 730, 732, 734, 735, 736, 737, 738, 739, 740, 742, 743, 744, 745, 747, 749, 762, 763, 765, 766, 768, 769, 770, 772, 773, 774, 775, 776, 777, 778, 779, 781, 782, 784, 785, 786, 787, 788]
Found 66 dead transitions using SMT.
Drop transitions removed 66 transitions
Dead transitions reduction (with SMT) triggered by suspicious arc values removed 66 transitions :[788, 787, 786, 785, 784, 782, 781, 779, 778, 777, 776, 775, 774, 773, 772, 770, 769, 768, 766, 765, 763, 762, 749, 747, 745, 744, 743, 742, 740, 739, 738, 737, 736, 735, 734, 732, 730, 729, 728, 727, 726, 725, 724, 722, 717, 716, 715, 714, 713, 712, 711, 709, 708, 707, 706, 699, 698, 697, 696, 695, 694, 693, 692, 691, 690, 687]
Starting structural reductions, iteration 1 : 360/536 places, 728/968 transitions.
Reduce places removed 2 places and 12 transitions.
Graph (complete) has 2170 edges and 358 vertex of which 6 are kept as prefixes of interest. Removing 352 places using SCC suffix rule.7 ms
Discarding 352 places :
Also discarding 710 output transitions
Drop transitions removed 710 transitions
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 6 transition count 6
Reduce places removed 0 places and 6 transitions.
Deduced a syphon composed of 6 places in 0 ms
Applied a total of 3 rules in 18 ms. Remains 6 /360 variables (removed 354) and now considering 0/728 (removed 728) transitions.
Finished structural reductions, in 2 iterations. Remains : 6/536 places, 0/968 transitions.
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
FORMULA PolyORBLF-PT-S02J06T06-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
All properties solved without resorting to model-checking.

BK_STOP 1655083810917

--------------------
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-PT-S02J06T06"
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-PT-S02J06T06, 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-165277027000231"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S02J06T06.tgz
mv PolyORBLF-PT-S02J06T06 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 ;