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.r104-tall-177955698600262.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)
.................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DLCflexbar-PT-3b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r104-tall-177955698600262
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.9M
-rw-r--r-- 1 mcc users 7.5K Mar 6 15:34 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Mar 6 15:34 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 6 15:34 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Mar 6 15:34 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 09:17 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:17 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 15:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 6 15:34 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 6 15:34 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:17 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:17 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.5M 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 booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779608357829

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DLCflexbar-PT-3b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202604301425
[2026-05-24 07:39:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 07:39:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 07:39:19] [INFO ] Load time of PNML (sax parser for PT used): 310 ms
[2026-05-24 07:39:19] [INFO ] Transformed 7245 places.
[2026-05-24 07:39:19] [INFO ] Transformed 10555 transitions.
[2026-05-24 07:39:19] [INFO ] Found NUPN structural information;
[2026-05-24 07:39:19] [INFO ] Parsed PT model containing 7245 places and 10555 transitions and 28284 arcs in 665 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 7245/7245 places, 10555/10555 transitions.
Graph (trivial) has 6791 edges and 7245 vertex of which 760 / 7245 are part of one of the 50 SCC in 28 ms
Free SCC test removed 710 places
Ensure Unique test removed 750 transitions
Reduce isomorphic transitions removed 750 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3336 transitions
Trivial Post-agglo rules discarded 3336 transitions
Performed 3336 trivial Post agglomeration. Transition count delta: 3336
Iterating post reduction 0 with 3336 rules applied. Total rules applied 3337 place count 6535 transition count 6469
Reduce places removed 3336 places and 0 transitions.
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 100 transitions
Trivial Post-agglo rules discarded 100 transitions
Performed 100 trivial Post agglomeration. Transition count delta: 100
Iterating post reduction 1 with 3541 rules applied. Total rules applied 6878 place count 3199 transition count 6264
Reduce places removed 100 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 2 with 160 rules applied. Total rules applied 7038 place count 3099 transition count 6204
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 3 with 30 rules applied. Total rules applied 7068 place count 3069 transition count 6204
Performed 30 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 30 Pre rules applied. Total rules applied 7068 place count 3069 transition count 6174
Deduced a syphon composed of 30 places in 123 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 7128 place count 3039 transition count 6174
Performed 1668 Post agglomeration using F-continuation condition.Transition count delta: 1668
Deduced a syphon composed of 1668 places in 3 ms
Reduce places removed 1668 places and 0 transitions.
Iterating global reduction 4 with 3336 rules applied. Total rules applied 10464 place count 1371 transition count 4506
Renaming transitions due to excessive name length > 1024 char.
Performed 93 Post agglomeration using F-continuation condition with reduction of 150 identical transitions.
Deduced a syphon composed of 93 places in 2 ms
Reduce places removed 93 places and 0 transitions.
Iterating global reduction 4 with 186 rules applied. Total rules applied 10650 place count 1278 transition count 4954
Applied a total of 10650 rules in 794 ms. Remains 1278 /7245 variables (removed 5967) and now considering 4954/10555 (removed 5601) transitions.
[2026-05-24 07:39:20] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10813099523716229862.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8855509823195709691.kers'
[2026-05-24 07:39:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10813099523716229862.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8855509823195709691.kers]
Normalized transition count is 4741 out of 4742 initially.
Culled 0 columns in 3 ms.
// Phase 1: matrix 4741 rows 1278 cols 19094 entries
Finished phase 1 with 923 SingleSign rule and 0 generalized
[2026-05-24 07:39:20] [INFO ] Computed 355 invariants in 18 ms
Computed 355 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-8855509823195709691.kers
Total runtime 23 ms.
[2026-05-24 07:39:21] [INFO ] Implicit Places using invariants in 1208 ms returned []
[2026-05-24 07:39:21] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
[2026-05-24 07:39:21] [INFO ] Invariant cache hit.
[2026-05-24 07:39:22] [INFO ] State equation strengthened by 485 read => feed constraints.
[2026-05-24 07:39:27] [INFO ] Implicit Places using invariants and state equation in 5343 ms returned []
Implicit Place search using SMT with State Equation took 6588 ms to find 0 implicit places.
Running 4946 sub problems to find dead transitions.
[2026-05-24 07:39:27] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
[2026-05-24 07:39:27] [INFO ] Invariant cache hit.
[2026-05-24 07:39:27] [INFO ] State equation strengthened by 485 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1277 variables, 1277/1277 constraints. Problems are: Problem set: 0 solved, 4946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1277/6020 variables, and 1277 constraints, problems are : Problem set: 0 solved, 4946 unsolved in 30183 ms.
Refiners :[Domain max(s): 1277/1278 constraints, Positive P Invariants (semi-flows): 0/355 constraints, State Equation: 0/1278 constraints, ReadFeed: 0/485 constraints, PredecessorRefiner: 4946/4723 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4946 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1277 variables, 1277/1277 constraints. Problems are: Problem set: 0 solved, 4946 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1277/6020 variables, and 1277 constraints, problems are : Problem set: 0 solved, 4946 unsolved in 30090 ms.
Refiners :[Domain max(s): 1277/1278 constraints, Positive P Invariants (semi-flows): 0/355 constraints, State Equation: 0/1278 constraints, ReadFeed: 0/485 constraints, PredecessorRefiner: 223/4723 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64888ms problems are : Problem set: 0 solved, 4946 unsolved
Search for dead transitions found 0 dead transitions in 64930ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1278/7245 places, 4954/10555 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 72418 ms. Remains : 1278/7245 places, 4954/10555 transitions.
Discarding 1211 transitions out of 4954. Remains 3743
Initial state reduction rules removed 1 formulas.
[2026-05-24 07:40:33] [INFO ] Flatten gal took : 938 ms
[2026-05-24 07:40:34] [INFO ] Flatten gal took : 759 ms
[2026-05-24 07:40:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6101247169784084422.gal : 119 ms
[2026-05-24 07:40:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13705976036989042005.prop : 31 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6101247169784084422.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13705976036989042005.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality13705976036989042005.prop.
RANDOM walk for 40000 steps (8 resets) in 17108 ms. (2 steps per ms) remains 4/3742 properties
BEST_FIRST walk for 40004 steps (8 resets) in 318 ms. (125 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 318 ms. (125 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 470 ms. (84 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 401 ms. (99 steps per ms) remains 3/3 properties
[2026-05-24 07:40:37] [INFO ] Flow matrix only has 4742 transitions (discarded 212 similar events)
[2026-05-24 07:40:37] [INFO ] Invariant cache hit.
[2026-05-24 07:40:37] [INFO ] State equation strengthened by 485 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 21/26 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 21/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1252/1278 variables, 350/381 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1278 variables, 1252/1633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1278 variables, 0/1633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4741/6019 variables, 1278/2911 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/6019 variables, 484/3395 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/6019 variables, 0/3395 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 1/6020 variables, 1/3396 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/6020 variables, 0/3396 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/6020 variables, 0/3396 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6020/6020 variables, and 3396 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2573 ms.
Refiners :[Domain max(s): 1278/1278 constraints, Positive P Invariants (semi-flows): 355/355 constraints, State Equation: 1278/1278 constraints, ReadFeed: 485/485 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 21/26 variables, 5/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 21/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1252/1278 variables, 350/381 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1278 variables, 1252/1633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1278 variables, 0/1633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 4741/6019 variables, 1278/2911 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6019 variables, 484/3395 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/6019 variables, 3/3398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/6019 variables, 0/3398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 1/6020 variables, 1/3399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/6020 variables, 0/3399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/6020 variables, 0/3399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6020/6020 variables, and 3399 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3996 ms.
Refiners :[Domain max(s): 1278/1278 constraints, Positive P Invariants (semi-flows): 355/355 constraints, State Equation: 1278/1278 constraints, ReadFeed: 485/485 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6616ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 255 steps, including 0 resets, run visited all 3 properties in 18 ms. (steps per millisecond=14 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 33 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 3743 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 84775 ms.

BK_STOP 1779608443851

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DLCflexbar-PT-3b"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-3b, 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 r104-tall-177955698600262"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-3b.tgz
mv DLCflexbar-PT-3b 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.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;