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.r091-tall-171624187900551.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 greatspnxred
Input is DBSingleClientW-PT-d2m04, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r091-tall-171624187900551
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 34K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:36 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:36 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 12:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Apr 12 12:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Apr 12 12:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Apr 12 12:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:36 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 22 14:36 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 6 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.6M 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 DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-00
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-01
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-02
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-03
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-04
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-05
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-06
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-07
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-08
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-09
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-10
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-11
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-12
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-13
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-14
FORMULA_NAME DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-15

=== Now, execution of the tool begins

BK_START 1716298094118

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DBSingleClientW-PT-d2m04
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 13:28:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 13:28:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 13:28:15] [INFO ] Load time of PNML (sax parser for PT used): 207 ms
[2024-05-21 13:28:15] [INFO ] Transformed 4763 places.
[2024-05-21 13:28:15] [INFO ] Transformed 2478 transitions.
[2024-05-21 13:28:15] [INFO ] Parsed PT model containing 4763 places and 2478 transitions and 9912 arcs in 325 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 15 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 3580 places in 25 ms
Reduce places removed 3580 places and 0 transitions.
RANDOM walk for 40000 steps (9157 resets) in 2699 ms. (14 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (389 resets) in 89 ms. (44 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (189 resets) in 81 ms. (48 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (355 resets) in 99 ms. (40 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (166 resets) in 66 ms. (59 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (369 resets) in 67 ms. (58 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (385 resets) in 94 ms. (42 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (404 resets) in 50 ms. (78 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (173 resets) in 35 ms. (111 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (179 resets) in 34 ms. (114 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (159 resets) in 33 ms. (117 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (180 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (383 resets) in 47 ms. (83 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4001 steps (166 resets) in 112 ms. (35 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (185 resets) in 49 ms. (80 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (191 resets) in 37 ms. (105 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (190 resets) in 56 ms. (70 steps per ms) remains 16/16 properties
Interrupted probabilistic random walk after 184476 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :10 out of 16
Probabilistic random walk after 184476 steps, saw 77597 distinct states, run finished after 3005 ms. (steps per millisecond=61 ) properties seen :10
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-14 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-11 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-10 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-08 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-04 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-02 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-01 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-00 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
// Phase 1: matrix 2478 rows 1183 cols
[2024-05-21 13:28:20] [INFO ] Computed 6 invariants in 148 ms
[2024-05-21 13:28:20] [INFO ] State equation strengthened by 1588 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 495/572 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/572 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 3/575 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/575 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-03 is UNSAT
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-03 TRUE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-09 is UNSAT
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-09 FALSE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-12 is UNSAT
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-12 TRUE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-13 is UNSAT
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-13 TRUE TECHNIQUES SMT_REFINEMENT
Problem DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-15 is UNSAT
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-15 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 5 (OVERLAPS) 608/1183 variables, 4/6 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1183 variables, 0/6 constraints. Problems are: Problem set: 5 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3661/3661 variables, and 1189 constraints, problems are : Problem set: 5 solved, 1 unsolved in 1554 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 1183/1183 constraints, ReadFeed: 0/1588 constraints, PredecessorRefiner: 6/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 535/537 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/537 variables, 0/1 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/540 variables, 1/2 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 0/2 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 643/1183 variables, 4/6 constraints. Problems are: Problem set: 5 solved, 1 unsolved
[2024-05-21 13:28:23] [INFO ] Deduced a trap composed of 497 places in 446 ms of which 49 ms to minimize.
[2024-05-21 13:28:23] [INFO ] Deduced a trap composed of 559 places in 392 ms of which 7 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/1183 variables, 2/8 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1183 variables, 0/8 constraints. Problems are: Problem set: 5 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 2478/3661 variables, 1183/1191 constraints. Problems are: Problem set: 5 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3661/3661 variables, and 2779 constraints, problems are : Problem set: 5 solved, 1 unsolved in 3366 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 1183/1183 constraints, ReadFeed: 1588/1588 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 2/2 constraints]
After SMT, in 5922ms problems are : Problem set: 5 solved, 1 unsolved
Parikh walk visited 0 properties in 59 ms.
Support contains 2 out of 1183 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1183/1183 places, 2478/2478 transitions.
Graph (complete) has 4476 edges and 1183 vertex of which 1136 are kept as prefixes of interest. Removing 47 places using SCC suffix rule.7 ms
Discarding 47 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 217 transitions.
Iterating post reduction 0 with 217 rules applied. Total rules applied 218 place count 1136 transition count 2261
Discarding 391 places :
Symmetric choice reduction at 1 with 391 rule applications. Total rules 609 place count 745 transition count 1200
Iterating global reduction 1 with 391 rules applied. Total rules applied 1000 place count 745 transition count 1200
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 1009 place count 745 transition count 1191
Discarding 315 places :
Symmetric choice reduction at 2 with 315 rule applications. Total rules 1324 place count 430 transition count 876
Iterating global reduction 2 with 315 rules applied. Total rules applied 1639 place count 430 transition count 876
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1651 place count 430 transition count 864
Discarding 241 places :
Symmetric choice reduction at 3 with 241 rule applications. Total rules 1892 place count 189 transition count 521
Iterating global reduction 3 with 241 rules applied. Total rules applied 2133 place count 189 transition count 521
Ensure Unique test removed 212 transitions
Reduce isomorphic transitions removed 212 transitions.
Iterating post reduction 3 with 212 rules applied. Total rules applied 2345 place count 189 transition count 309
Discarding 25 places :
Symmetric choice reduction at 4 with 25 rule applications. Total rules 2370 place count 164 transition count 269
Iterating global reduction 4 with 25 rules applied. Total rules applied 2395 place count 164 transition count 269
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 2401 place count 164 transition count 263
Discarding 17 places :
Symmetric choice reduction at 5 with 17 rule applications. Total rules 2418 place count 147 transition count 246
Iterating global reduction 5 with 17 rules applied. Total rules applied 2435 place count 147 transition count 246
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 2439 place count 147 transition count 242
Discarding 14 places :
Symmetric choice reduction at 6 with 14 rule applications. Total rules 2453 place count 133 transition count 228
Iterating global reduction 6 with 14 rules applied. Total rules applied 2467 place count 133 transition count 228
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 2480 place count 133 transition count 215
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 2487 place count 126 transition count 178
Iterating global reduction 7 with 7 rules applied. Total rules applied 2494 place count 126 transition count 178
Applied a total of 2494 rules in 260 ms. Remains 126 /1183 variables (removed 1057) and now considering 178/2478 (removed 2300) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 270 ms. Remains : 126/1183 places, 178/2478 transitions.
RANDOM walk for 40000 steps (9190 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3801 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 17331 steps, run visited all 1 properties in 27 ms. (steps per millisecond=641 )
Probabilistic random walk after 17331 steps, saw 8085 distinct states, run finished after 31 ms. (steps per millisecond=559 ) properties seen :1
FORMULA DBSingleClientW-PT-d2m04-ReachabilityFireability-2024-06 TRUE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
All properties solved without resorting to model-checking.
Total runtime 11063 ms.
ITS solved all properties within timeout

BK_STOP 1716298106366

--------------------
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="DBSingleClientW-PT-d2m04"
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 DBSingleClientW-PT-d2m04, 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 r091-tall-171624187900551"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d2m04.tgz
mv DBSingleClientW-PT-d2m04 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 ;