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.r179-tall-171640602200751.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is HealthRecord-PT-07, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r179-tall-171640602200751
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 20:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 149K Apr 12 20:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Apr 12 20:15 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 12 20:15 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 67K May 18 16:42 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 HealthRecord-PT-07-ReachabilityFireability-2024-00
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-01
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-02
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-03
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-04
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-05
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-06
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-07
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-08
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-09
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-10
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-11
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-12
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-13
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-14
FORMULA_NAME HealthRecord-PT-07-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716490664187

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HealthRecord-PT-07
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 18:57:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-23 18:57:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 18:57:45] [INFO ] Load time of PNML (sax parser for PT used): 71 ms
[2024-05-23 18:57:45] [INFO ] Transformed 155 places.
[2024-05-23 18:57:45] [INFO ] Transformed 320 transitions.
[2024-05-23 18:57:45] [INFO ] Found NUPN structural information;
[2024-05-23 18:57:45] [INFO ] Parsed PT model containing 155 places and 320 transitions and 839 arcs in 169 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 25 transitions
Reduce redundant transitions removed 25 transitions.
RANDOM walk for 40000 steps (2104 resets) in 1585 ms. (25 steps per ms) remains 12/16 properties
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-15 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (313 resets) in 197 ms. (202 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (225 resets) in 437 ms. (91 steps per ms) remains 11/12 properties
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (318 resets) in 109 ms. (363 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (321 resets) in 133 ms. (298 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (311 resets) in 144 ms. (275 steps per ms) remains 10/11 properties
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-08 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40003 steps (574 resets) in 119 ms. (333 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (223 resets) in 116 ms. (341 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (481 resets) in 240 ms. (165 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (219 resets) in 121 ms. (327 steps per ms) remains 9/10 properties
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-13 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (296 resets) in 94 ms. (421 steps per ms) remains 9/9 properties
[2024-05-23 18:57:46] [INFO ] Flow matrix only has 283 transitions (discarded 12 similar events)
// Phase 1: matrix 283 rows 155 cols
[2024-05-23 18:57:46] [INFO ] Computed 18 invariants in 19 ms
[2024-05-23 18:57:46] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/95 variables, 95/95 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/95 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (OVERLAPS) 30/125 variables, 10/105 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/125 variables, 30/135 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/125 variables, 1/136 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/125 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Problem HealthRecord-PT-07-ReachabilityFireability-2024-02 is UNSAT
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-02 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 6 (OVERLAPS) 30/155 variables, 7/143 constraints. Problems are: Problem set: 1 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/155 variables, 30/173 constraints. Problems are: Problem set: 1 solved, 8 unsolved
[2024-05-23 18:57:47] [INFO ] Deduced a trap composed of 22 places in 88 ms of which 8 ms to minimize.
Problem HealthRecord-PT-07-ReachabilityFireability-2024-10 is UNSAT
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-10 FALSE TECHNIQUES SMT_REFINEMENT
Problem HealthRecord-PT-07-ReachabilityFireability-2024-14 is UNSAT
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-14 FALSE TECHNIQUES SMT_REFINEMENT
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 1/174 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/155 variables, 0/174 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 282/437 variables, 155/329 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/437 variables, 0/329 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 12 (OVERLAPS) 1/438 variables, 1/330 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/438 variables, 0/330 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 14 (OVERLAPS) 0/438 variables, 0/330 constraints. Problems are: Problem set: 3 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 438/438 variables, and 330 constraints, problems are : Problem set: 3 solved, 6 unsolved in 864 ms.
Refiners :[Domain max(s): 155/155 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 155/155 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 3 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/55 variables, 55/55 constraints. Problems are: Problem set: 3 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/55 variables, 0/55 constraints. Problems are: Problem set: 3 solved, 6 unsolved
Problem HealthRecord-PT-07-ReachabilityFireability-2024-11 is UNSAT
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-11 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 51/106 variables, 10/65 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/106 variables, 51/116 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/106 variables, 1/117 constraints. Problems are: Problem set: 4 solved, 5 unsolved
[2024-05-23 18:57:47] [INFO ] Deduced a trap composed of 39 places in 59 ms of which 1 ms to minimize.
[2024-05-23 18:57:47] [INFO ] Deduced a trap composed of 37 places in 54 ms of which 1 ms to minimize.
[2024-05-23 18:57:47] [INFO ] Deduced a trap composed of 41 places in 44 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 3/120 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/120 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 49/155 variables, 8/128 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/155 variables, 49/177 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/155 variables, 0/177 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 282/437 variables, 155/332 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/437 variables, 5/337 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/437 variables, 0/337 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 1/438 variables, 1/338 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/438 variables, 0/338 constraints. Problems are: Problem set: 4 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/438 variables, 0/338 constraints. Problems are: Problem set: 4 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 438/438 variables, and 338 constraints, problems are : Problem set: 4 solved, 5 unsolved in 1052 ms.
Refiners :[Domain max(s): 155/155 constraints, Positive P Invariants (semi-flows): 10/10 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 155/155 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/9 constraints, Known Traps: 4/4 constraints]
After SMT, in 2132ms problems are : Problem set: 4 solved, 5 unsolved
Fused 5 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 441 ms.
Support contains 50 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 295/295 transitions.
Graph (trivial) has 56 edges and 155 vertex of which 8 / 155 are part of one of the 4 SCC in 4 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 645 edges and 151 vertex of which 143 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 143 transition count 273
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 5 place count 142 transition count 272
Discarding 53 places :
Symmetric choice reduction at 2 with 53 rule applications. Total rules 58 place count 89 transition count 166
Iterating global reduction 2 with 53 rules applied. Total rules applied 111 place count 89 transition count 166
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 113 place count 87 transition count 162
Iterating global reduction 2 with 2 rules applied. Total rules applied 115 place count 87 transition count 162
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 118 place count 87 transition count 159
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 121 place count 87 transition count 156
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 121 place count 87 transition count 153
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 127 place count 84 transition count 153
Applied a total of 127 rules in 96 ms. Remains 84 /155 variables (removed 71) and now considering 153/295 (removed 142) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 84/155 places, 153/295 transitions.
RANDOM walk for 40000 steps (3087 resets) in 373 ms. (106 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (537 resets) in 28 ms. (1379 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (517 resets) in 64 ms. (615 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (520 resets) in 109 ms. (363 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (517 resets) in 147 ms. (270 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (678 resets) in 61 ms. (645 steps per ms) remains 5/5 properties
Finished probabilistic random walk after 225138 steps, run visited all 5 properties in 610 ms. (steps per millisecond=369 )
Probabilistic random walk after 225138 steps, saw 34711 distinct states, run finished after 613 ms. (steps per millisecond=367 ) properties seen :5
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-09 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-07 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA HealthRecord-PT-07-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 4938 ms.
ITS solved all properties within timeout

BK_STOP 1716490670305

--------------------
content from stderr:

+ 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//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityFireability -timeout 360 -rebuildPNML

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="HealthRecord-PT-07"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is HealthRecord-PT-07, 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-171640602200751"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-07.tgz
mv HealthRecord-PT-07 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 ;