Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264000350.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is ResIsolation-PT-N13P1, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264000350
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 211M
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 156K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 211M May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2024-12
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2024-13
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2024-14
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2024-15
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-00
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-01
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-02
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-03
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-04
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-05
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-06
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-07
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-08
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-09
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-10
FORMULA_NAME ResIsolation-PT-N13P1-ReachabilityCardinality-2025-11

=== Now, execution of the tool begins

BK_START 1749064465159

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ResIsolation-PT-N13P1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202505121319
[2025-06-04 19:14:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 19:14:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 19:14:33] [INFO ] Load time of PNML (sax parser for PT used): 6651 ms
[2025-06-04 19:14:33] [INFO ] Transformed 415 places.
[2025-06-04 19:14:34] [INFO ] Transformed 147828 transitions.
[2025-06-04 19:14:34] [INFO ] Found NUPN structural information;
[2025-06-04 19:14:34] [INFO ] Parsed PT model containing 415 places and 147828 transitions and 4129525 arcs in 7839 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 21 ms.
Working with output stream class java.io.PrintStream
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2024-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 32552 steps (8 resets) in 120015 ms. (0 steps per ms) remains 10/13 properties
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 34614 steps (7 resets) in 19201 ms. (1 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15368 ms. (2 steps per ms) remains 10/10 properties
[2025-06-04 19:15:18] [INFO ] Flatten gal took : 40226 ms
BEST_FIRST walk for 36192 steps (7 resets) in 15721 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 14157 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 14509 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 15491 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 13907 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 16250 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 39899 steps (8 resets) in 15171 ms. (2 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (8 resets) in 14609 ms. (2 steps per ms) remains 10/10 properties
// Phase 1: matrix 147828 rows 415 cols
[2025-06-04 19:15:54] [INFO ] Computed 14 invariants in 3238 ms
[2025-06-04 19:15:54] [INFO ] Flatten gal took : 35842 ms
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 82/82 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem ResIsolation-PT-N13P1-ReachabilityCardinality-2025-01 is UNSAT
FORMULA ResIsolation-PT-N13P1-ReachabilityCardinality-2025-01 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 333/415 variables, 14/96 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/415 variables, 333/429 constraints. Problems are: Problem set: 1 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/415 variables, 0/429 constraints. Problems are: Problem set: 1 solved, 9 unsolved
[2025-06-04 19:15:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8167982272467181725.gal : 3408 ms
[2025-06-04 19:15:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12121552522905409484.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8167982272467181725.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12121552522905409484.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
SMT process timed out in 9904ms, After SMT, problems are : Problem set: 1 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 60 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 147828/147828 transitions.
Graph (trivial) has 272 edges and 415 vertex of which 27 / 415 are part of one of the 9 SCC in 31 ms
Free SCC test removed 18 places
Drop transitions (Empty/Sink Transition effects.) removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Graph (complete) has 6070 edges and 397 vertex of which 366 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.821 ms
Discarding 31 places :
Also discarding 18 output transitions
Drop transitions (Output transitions of discarded places.) removed 18 transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 33 rules applied. Total rules applied 35 place count 366 transition count 147750
Reduce places removed 25 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 1 with 32 rules applied. Total rules applied 67 place count 341 transition count 147743
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 74 place count 334 transition count 147743
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 74 place count 334 transition count 147734
Deduced a syphon composed of 9 places in 199 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 92 place count 325 transition count 147734
Discarding 169 places :
Symmetric choice reduction at 3 with 169 rule applications. Total rules 261 place count 156 transition count 147565
Iterating global reduction 3 with 169 rules applied. Total rules applied 430 place count 156 transition count 147565
Ensure Unique test removed 130 transitions
Reduce isomorphic transitions removed 130 transitions.
Iterating post reduction 3 with 130 rules applied. Total rules applied 560 place count 156 transition count 147435
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 560 place count 156 transition count 147434
Deduced a syphon composed of 1 places in 216 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 562 place count 155 transition count 147434
ITS-tools command line returned an error code 137
Performed 12 Post agglomeration using F-continuation condition.
[2025-06-04 19:18:21] [INFO ] Flatten gal took : 38749 ms
[2025-06-04 19:18:21] [INFO ] Applying decomposition
Performed 16 Post agglomeration using F-continuation condition.
[2025-06-04 19:18:51] [INFO ] Flatten gal took : 29899 ms
Performed 21 Post agglomeration using F-continuation condition.
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: 24
Deduced a syphon composed of 24 places in 80 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 610 place count 131 transition count 147410
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 51 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 612 place count 130 transition count 147410
Free-agglomeration rule applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 617 place count 130 transition count 147405
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 622 place count 125 transition count 147405
Applied a total of 622 rules in 228526 ms. Remains 125 /415 variables (removed 290) and now considering 147405/147828 (removed 423) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 228553 ms. Remains : 125/415 places, 147405/147828 transitions.
[2025-06-04 19:19:50] [WARNING] Could not apply decomposition. Using flat GAL structure.
java.util.concurrent.TimeoutException: Subprocess running '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph8075970366906662900.txt' '-o' '/tmp/graph8075970366906662900.bin' '-w' '/tmp/graph8075970366906662900.weights' killed by timeout after 10 SECONDS
at fr.lip6.move.gal.process.Runner.waitForOrTimeout(Runner.java:76)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:47)
at fr.lip6.move.gal.process.Runner.runTool(Runner.java:27)
at fr.lip6.move.gal.louvain.GraphBuilder.convertGraphToBin(GraphBuilder.java:258)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:189)
at fr.lip6.move.gal.louvain.GraphBuilder.computeLouvain(GraphBuilder.java:157)
at fr.lip6.move.gal.application.mcc.MccTranslator.applyOrder(MccTranslator.java:114)
at fr.lip6.move.gal.application.mcc.MccTranslator.flattenSpec(MccTranslator.java:230)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:719)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:71)
at java.base/java.lang.Thread.run(Thread.java:1583)
RANDOM walk for 33423 steps (8 resets) in 120009 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 16227 steps (3 resets) in 20016 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 16133 steps (4 resets) in 20021 ms. (0 steps per ms) remains 9/9 properties
[2025-06-04 19:20:30] [INFO ] Flatten gal took : 40166 ms
[2025-06-04 19:20:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9829900943922231034.gal : 4303 ms
[2025-06-04 19:20:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8004571212962788873.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9829900943922231034.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8004571212962788873.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 19813 steps (4 resets) in 20017 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 20749 steps (5 resets) in 20024 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 17781 steps (4 resets) in 20007 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 17925 steps (4 resets) in 20019 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 22146 steps (4 resets) in 20338 ms. (1 steps per ms) remains 9/9 properties
BEST_FIRST walk for 13785 steps (3 resets) in 20036 ms. (0 steps per ms) remains 9/9 properties
BEST_FIRST walk for 12360 steps (2 resets) in 20019 ms. (0 steps per ms) remains 9/9 properties
ITS-tools command line returned an error code 137
Interrupted probabilistic random walk after 230949 steps, run timeout after 225009 ms. (steps per millisecond=1 ) properties seen :0 out of 9
Probabilistic random walk after 230949 steps, saw 30337 distinct states, run finished after 225078 ms. (steps per millisecond=1 ) properties seen :0
[2025-06-04 19:24:50] [INFO ] Flow matrix only has 147404 transitions (discarded 1 similar events)
// Phase 1: matrix 147404 rows 125 cols
[2025-06-04 19:24:52] [INFO ] Computed 9 invariants in 1879 ms

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ResIsolation-PT-N13P1"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is ResIsolation-PT-N13P1, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r184-tall-174889264000350"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ResIsolation-PT-N13P1.tgz
mv ResIsolation-PT-N13P1 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;