Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r587-smll-171734924100098.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is MedleyA-PT-20, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r587-smll-171734924100098
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 476K
-rw-r--r-- 1 mcc users 4.8K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 46K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 8.0K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 130K Jun 2 16:33 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 StableMarking

=== Now, execution of the tool begins

BK_START 1717352559913

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=MedleyA-PT-20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202405141337
[2024-06-02 18:22:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-06-02 18:22:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 18:22:42] [INFO ] Load time of PNML (sax parser for PT used): 183 ms
[2024-06-02 18:22:42] [INFO ] Transformed 273 places.
[2024-06-02 18:22:42] [INFO ] Transformed 518 transitions.
[2024-06-02 18:22:42] [INFO ] Found NUPN structural information;
[2024-06-02 18:22:43] [INFO ] Parsed PT model containing 273 places and 518 transitions and 1795 arcs in 412 ms.
Graph (trivial) has 233 edges and 273 vertex of which 30 / 273 are part of one of the 3 SCC in 6 ms
Free SCC test removed 27 places
Structural test allowed to assert that 98 places are NOT stable. Took 49 ms.
Ensure Unique test removed 36 transitions
Reduce redundant transitions removed 36 transitions.
[2024-06-02 18:22:44] [INFO ] Flatten gal took : 266 ms
[2024-06-02 18:22:44] [INFO ] Flatten gal took : 162 ms
[2024-06-02 18:22:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1733500610435045498.gal : 111 ms
[2024-06-02 18:22:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16958571563804976166.prop : 5 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality1733500610435045498.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16958571563804976166.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality16958571563804976166.prop.
RANDOM walk for 40000 steps (31 resets) in 5805 ms. (6 steps per ms) remains 53/175 properties
SDD proceeding with computation,175 properties remain. new max is 4
SDD size :1 after 5
BEST_FIRST walk for 4003 steps (23 resets) in 44 ms. (88 steps per ms) remains 44/53 properties
SDD proceeding with computation,175 properties remain. new max is 8
SDD size :5 after 32
SDD proceeding with computation,175 properties remain. new max is 16
SDD size :32 after 36
BEST_FIRST walk for 4004 steps (16 resets) in 62 ms. (63 steps per ms) remains 36/44 properties
SDD proceeding with computation,175 properties remain. new max is 32
SDD size :36 after 40
BEST_FIRST walk for 4002 steps (21 resets) in 49 ms. (80 steps per ms) remains 30/36 properties
SDD proceeding with computation,175 properties remain. new max is 64
SDD size :40 after 51
BEST_FIRST walk for 4003 steps (23 resets) in 29 ms. (133 steps per ms) remains 27/30 properties
SDD proceeding with computation,175 properties remain. new max is 128
SDD size :51 after 455
BEST_FIRST walk for 4002 steps (21 resets) in 61 ms. (64 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (17 resets) in 67 ms. (58 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4002 steps (17 resets) in 45 ms. (87 steps per ms) remains 24/27 properties
SDD proceeding with computation,175 properties remain. new max is 256
SDD size :455 after 683
BEST_FIRST walk for 4004 steps (18 resets) in 38 ms. (102 steps per ms) remains 18/24 properties
BEST_FIRST walk for 4001 steps (23 resets) in 46 ms. (85 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4002 steps (20 resets) in 28 ms. (138 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (20 resets) in 27 ms. (143 steps per ms) remains 16/18 properties
BEST_FIRST walk for 4004 steps (18 resets) in 31 ms. (125 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (19 resets) in 27 ms. (142 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (18 resets) in 18 ms. (210 steps per ms) remains 12/16 properties
BEST_FIRST walk for 4003 steps (20 resets) in 28 ms. (138 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4003 steps (22 resets) in 25 ms. (153 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4003 steps (18 resets) in 23 ms. (166 steps per ms) remains 12/12 properties
BEST_FIRST walk for 4003 steps (19 resets) in 12 ms. (307 steps per ms) remains 11/12 properties
SDD proceeding with computation,175 properties remain. new max is 512
SDD size :683 after 8591
[2024-06-02 18:22:45] [INFO ] Flow matrix only has 480 transitions (discarded 2 similar events)
// Phase 1: matrix 480 rows 246 cols
[2024-06-02 18:22:45] [INFO ] Computed 11 invariants in 25 ms
[2024-06-02 18:22:45] [INFO ] State equation strengthened by 1 read => feed constraints.
Invariant property smplace_244 does not hold.
Invariant property smplace_240 does not hold.
All remaining problems are real, not stopping.
Invariant property smplace_191 does not hold.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Invariant property smplace_157 does not hold.
Invariant property smplace_155 does not hold.
Invariant property smplace_153 does not hold.
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Invariant property smplace_151 does not hold.
Invariant property smplace_149 does not hold.
Invariant property smplace_147 does not hold.
Invariant property smplace_142 does not hold.
Invariant property smplace_132 does not hold.
Invariant property smplace_114 does not hold.
Invariant property smplace_113 does not hold.
Invariant property smplace_112 does not hold.
Invariant property smplace_98 does not hold.
Invariant property smplace_96 does not hold.
Invariant property smplace_94 does not hold.
Invariant property smplace_92 does not hold.
At refinement iteration 2 (OVERLAPS) 112/123 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Invariant property smplace_90 does not hold.
Invariant property smplace_88 does not hold.
Invariant property smplace_83 does not hold.
Invariant property smplace_73 does not hold.
Invariant property smplace_70 does not hold.
Invariant property smplace_68 does not hold.
Invariant property smplace_66 does not hold.
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 112/125 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Invariant property smplace_25 does not hold.
Invariant property smplace_24 does not hold.
Invariant property smplace_22 does not hold.
Invariant property smplace_21 does not hold.
Invariant property smplace_20 does not hold.
Invariant property smplace_19 does not hold.
Invariant property smplace_18 does not hold.
Invariant property smplace_17 does not hold.
Invariant property smplace_16 does not hold.
Invariant property smplace_15 does not hold.
Invariant property smplace_14 does not hold.
Invariant property smplace_13 does not hold.
Invariant property smplace_12 does not hold.
Invariant property smplace_6 does not hold.
Invariant property smplace_5 does not hold.
Invariant property smplace_4 does not hold.
At refinement iteration 5 (OVERLAPS) 65/188 variables, 7/132 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SDD proceeding with computation,134 properties remain. new max is 512
SDD size :46811 after 87586
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 65/197 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/197 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 58/246 variables, 2/199 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/246 variables, 58/257 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Invariant property smplace_178 does not hold.
Invariant property smplace_177 does not hold.
Invariant property smplace_176 does not hold.
Invariant property smplace_173 does not hold.
Invariant property smplace_172 does not hold.
Invariant property smplace_171 does not hold.
Invariant property smplace_119 does not hold.
Invariant property smplace_118 does not hold.
Invariant property smplace_117 does not hold.
Invariant property smplace_23 does not hold.
SDD proceeding with computation,124 properties remain. new max is 512
SDD size :87586 after 92530
At refinement iteration 10 (INCLUDED_ONLY) 0/246 variables, 0/257 constraints. Problems are: Problem set: 2 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 479/725 variables, 246/503 constraints. Problems are: Problem set: 2 solved, 9 unsolved
Invariant property smplace_162 does not hold.
Invariant property smplace_116 does not hold.
Invariant property smplace_111 does not hold.
Invariant property smplace_103 does not hold.
SDD proceeding with computation,120 properties remain. new max is 512
At refinement iteration 12 (INCLUDED_ONLY) 0/725 variables, 0/503 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SDD size :92530 after 134758
At refinement iteration 13 (OVERLAPS) 1/726 variables, 1/504 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/726 variables, 0/504 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 0/726 variables, 0/504 constraints. Problems are: Problem set: 3 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 726/726 variables, and 504 constraints, problems are : Problem set: 3 solved, 8 unsolved in 1479 ms.
Refiners :[Domain max(s): 246/246 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 246/246 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 8/8 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 115/123 variables, 2/10 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/123 variables, 115/125 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SDD proceeding with computation,120 properties remain. new max is 1024
SDD size :134758 after 141886
At refinement iteration 4 (INCLUDED_ONLY) 0/123 variables, 0/125 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 65/188 variables, 7/132 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/188 variables, 65/197 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/188 variables, 0/197 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 58/246 variables, 2/199 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/246 variables, 58/257 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/246 variables, 0/257 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 479/725 variables, 246/503 constraints. Problems are: Problem set: 3 solved, 8 unsolved
SDD proceeding with computation,120 properties remain. new max is 2048
SDD size :141886 after 194490
At refinement iteration 12 (INCLUDED_ONLY) 0/725 variables, 8/511 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/725 variables, 0/511 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 1/726 variables, 1/512 constraints. Problems are: Problem set: 3 solved, 8 unsolved
[2024-06-02 18:22:48] [INFO ] Deduced a trap composed of 144 places in 253 ms of which 33 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/726 variables, 1/513 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/726 variables, 0/513 constraints. Problems are: Problem set: 3 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 0/726 variables, 0/513 constraints. Problems are: Problem set: 3 solved, 8 unsolved
No progress, stopping.
SDD proceeding with computation,120 properties remain. new max is 4096
SDD size :194490 after 211514
After SMT solving in domain Int declared 726/726 variables, and 513 constraints, problems are : Problem set: 3 solved, 8 unsolved in 1976 ms.
Refiners :[Domain max(s): 246/246 constraints, Positive P Invariants (semi-flows): 9/9 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 246/246 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/11 constraints, Known Traps: 1/1 constraints]
After SMT, in 3557ms problems are : Problem set: 3 solved, 8 unsolved
Fused 8 Parikh solutions to 7 different solutions.
Finished Parikh walk after 1025 steps, including 42 resets, run visited all 1 properties in 6 ms. (steps per millisecond=170 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 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 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 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 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 2 ms. (steps per millisecond=0 )
Parikh walk visited 8 properties in 409 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query StableMarking after proving 177 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST DECISION_DIAGRAMS TRIVIAL_UNMARKED_SCC_TEST COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL
Total runtime 6681 ms.

BK_STOP 1717352569291

--------------------
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
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -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="MedleyA-PT-20"
export BK_EXAMINATION="StableMarking"
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 2-5568"
echo " Executing tool itstools"
echo " Input is MedleyA-PT-20, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r587-smll-171734924100098"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-20.tgz
mv MedleyA-PT-20 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;