Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r063-smll-177946904200018.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool gold2025
Input is Champagne-PT-H09T2O, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r063-smll-177946904200018
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K Mar 6 10:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 6 10:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 10:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 10:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 08:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 10:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Mar 6 10:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 10:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 102K Mar 6 10:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 579K Mar 3 18:30 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-00
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-01
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-02
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-03
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-04
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-05
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-06
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-07
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-08
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-09
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-10
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-11
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-12
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-13
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-14
FORMULA_NAME Champagne-PT-H09T2O-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779479657068

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H09T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-22 19:54:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-22 19:54:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 19:54:20] [INFO ] Load time of PNML (sax parser for PT used): 437 ms
[2026-05-22 19:54:20] [INFO ] Transformed 1861 places.
[2026-05-22 19:54:20] [INFO ] Transformed 2552 transitions.
[2026-05-22 19:54:20] [INFO ] Found NUPN structural information;
[2026-05-22 19:54:20] [INFO ] Parsed PT model containing 1861 places and 2552 transitions and 6380 arcs in 703 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 17 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 2552 rows 1861 cols
[2026-05-22 19:54:20] [INFO ] Computed 49 invariants in 71 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (7 resets) in 100 ms. (99 steps per ms)
FORMULA Champagne-PT-H09T2O-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Champagne-PT-H09T2O-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (2 resets) in 14 ms. (666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-22 19:54:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 19:54:22] [INFO ] [Real]Absence check using 49 positive place invariants in 135 ms returned sat
[2026-05-22 19:54:24] [INFO ] [Real]Absence check using state equation in 1673 ms returned sat
[2026-05-22 19:54:24] [INFO ] Computed and/alt/rep : 2458/6373/2458 causal constraints (skipped 93 transitions) in 309 ms.
[2026-05-22 19:54:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-22 19:54:26] [INFO ] [Nat]Absence check using 49 positive place invariants in 128 ms returned sat
[2026-05-22 19:54:28] [INFO ] [Nat]Absence check using state equation in 1772 ms returned sat
[2026-05-22 19:54:29] [INFO ] Computed and/alt/rep : 2458/6373/2458 causal constraints (skipped 93 transitions) in 356 ms.
[2026-05-22 19:54:30] [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
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 1861 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p413) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 1861/1861 places, 2551/2551 transitions.
Graph (trivial) has 1935 edges and 1861 vertex of which 943 / 1861 are part of one of the 49 SCC in 18 ms
Free SCC test removed 894 places
Drop transitions (Empty/Sink Transition effects.) removed 1020 transitions
Reduce isomorphic transitions removed 1020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 480 transitions
Trivial Post-agglo rules discarded 480 transitions
Performed 480 trivial Post agglomeration. Transition count delta: 480
Iterating post reduction 0 with 480 rules applied. Total rules applied 481 place count 967 transition count 1051
Reduce places removed 480 places and 0 transitions.
Ensure Unique test removed 46 transitions
Reduce isomorphic transitions removed 46 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 1 with 572 rules applied. Total rules applied 1053 place count 487 transition count 959
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 2 with 46 rules applied. Total rules applied 1099 place count 441 transition count 959
Discarding 169 places :
Symmetric choice reduction at 3 with 169 rule applications. Total rules 1268 place count 272 transition count 790
Iterating global reduction 3 with 169 rules applied. Total rules applied 1437 place count 272 transition count 790
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 1437 place count 272 transition count 742
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 1533 place count 224 transition count 742
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1570 place count 187 transition count 459
Iterating global reduction 3 with 37 rules applied. Total rules applied 1607 place count 187 transition count 459
Ensure Unique test removed 37 transitions
Reduce isomorphic transitions removed 37 transitions.
Iterating post reduction 3 with 37 rules applied. Total rules applied 1644 place count 187 transition count 422
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 1740 place count 139 transition count 374
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 1746 place count 136 transition count 388
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 1750 place count 136 transition count 384
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 5 with 6 rules applied. Total rules applied 1756 place count 136 transition count 378
Free-agglomeration rule applied 82 times.
Iterating global reduction 5 with 82 rules applied. Total rules applied 1838 place count 136 transition count 296
Reduce places removed 82 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 279 transitions
Reduce isomorphic transitions removed 279 transitions.
Graph (complete) has 165 edges and 54 vertex of which 14 are kept as prefixes of interest. Removing 40 places using SCC suffix rule.1 ms
Discarding 40 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Iterating post reduction 5 with 362 rules applied. Total rules applied 2200 place count 14 transition count 13
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 2201 place count 14 transition count 12
Discarding 9 places :
Symmetric choice reduction at 7 with 9 rule applications. Total rules 2210 place count 5 transition count 3
Iterating global reduction 7 with 9 rules applied. Total rules applied 2219 place count 5 transition count 3
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 2220 place count 4 transition count 2
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 2221 place count 3 transition count 2
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 2221 place count 3 transition count 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 2223 place count 2 transition count 1
Applied a total of 2223 rules in 466 ms. Remains 2 /1861 variables (removed 1859) and now considering 1/2551 (removed 2550) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 482 ms. Remains : 2/1861 places, 1/2551 transitions.
// Phase 1: matrix 1 rows 2 cols
[2026-05-22 19:54:31] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (500000 resets) in 371 ms. (2688 steps per ms)
FORMULA Champagne-PT-H09T2O-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000000 steps (500000 resets) in 231 ms. (4310 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-22 19:54:32] [INFO ] Flatten gal took : 358 ms
[2026-05-22 19:54:32] [INFO ] Flatten gal took : 2 ms
[2026-05-22 19:54:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7586457861504875167.gal : 6 ms
[2026-05-22 19:54:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4530022504414438300.prop : 0 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/ReachabilityCardinality7586457861504875167.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4530022504414438300.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 13010 ms.

BK_STOP 1779479672669

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="Champagne-PT-H09T2O"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 2-5973"
echo " Executing tool gold2025"
echo " Input is Champagne-PT-H09T2O, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r063-smll-177946904200018"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H09T2O.tgz
mv Champagne-PT-H09T2O execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;