Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r021-oct2-167813608600021.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................
=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ASLink-PT-02b, examination is ReachabilityDeadlock
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-oct2-167813608600021
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 896K
-rw-r--r-- 1 mcc users 6.4K Feb 26 13:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Feb 26 13:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 13:12 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 13:12 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 15:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 15:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 15:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 13:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 125K Feb 26 13:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Feb 26 13:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 108K Feb 26 13:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 417K Mar 5 18:22 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 ReachabilityDeadlock

=== Now, execution of the tool begins

BK_START 1678929960249

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=ReachabilityDeadlock
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-02b
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-16 01:26:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityDeadlock, -timeout, 180, -rebuildPNML]
[2023-03-16 01:26:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-16 01:26:03] [INFO ] Load time of PNML (sax parser for PT used): 213 ms
[2023-03-16 01:26:03] [INFO ] Transformed 1242 places.
[2023-03-16 01:26:03] [INFO ] Transformed 1621 transitions.
[2023-03-16 01:26:03] [INFO ] Found NUPN structural information;
[2023-03-16 01:26:03] [INFO ] Parsed PT model containing 1242 places and 1621 transitions and 5041 arcs in 420 ms.
Parsed 1 properties from file /home/mcc/execution/ReachabilityDeadlock.xml in 2 ms.
Working with output stream class java.io.PrintStream
Built sparse matrix representations for Structural reductions in 18 ms.30827KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 1242/1242 places, 1621/1621 transitions.
Computed a total of 61 stabilizing places and 61 stable transitions
Computed a total of 61 stabilizing places and 61 stable transitions
Drop transitions removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 1242 transition count 1339
Reduce places removed 282 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Computed a total of 40 stabilizing places and 40 stable transitions
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 296 rules applied. Total rules applied 578 place count 960 transition count 1325
Reduce places removed 4 places and 0 transitions.
Computed a total of 40 stabilizing places and 40 stable transitions
Iterating post reduction 2 with 4 rules applied. Total rules applied 582 place count 956 transition count 1325
Computed a total of 40 stabilizing places and 40 stable transitions
Performed 284 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 284 Pre rules applied. Total rules applied 582 place count 956 transition count 1041
Deduced a syphon composed of 284 places in 4 ms
Ensure Unique test removed 23 places
Reduce places removed 307 places and 0 transitions.
Iterating global reduction 3 with 591 rules applied. Total rules applied 1173 place count 649 transition count 1041
Computed a total of 40 stabilizing places and 40 stable transitions
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 3 with 18 rules applied. Total rules applied 1191 place count 647 transition count 1025
Reduce places removed 16 places and 0 transitions.
Computed a total of 40 stabilizing places and 40 stable transitions
Iterating post reduction 4 with 16 rules applied. Total rules applied 1207 place count 631 transition count 1025
Computed a total of 40 stabilizing places and 40 stable transitions
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1207 place count 631 transition count 1017
Deduced a syphon composed of 8 places in 3 ms
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1231 place count 615 transition count 1017
Computed a total of 40 stabilizing places and 40 stable transitions
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1231 place count 615 transition count 1009
Deduced a syphon composed of 8 places in 4 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 1247 place count 607 transition count 1009
Computed a total of 40 stabilizing places and 40 stable transitions
Discarding 38 places :
Symmetric choice reduction at 5 with 38 rule applications. Total rules 1285 place count 569 transition count 971
Iterating global reduction 5 with 38 rules applied. Total rules applied 1323 place count 569 transition count 971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 25 stabilizing places and 25 stable transitions
Iterating post reduction 5 with 1 rules applied. Total rules applied 1324 place count 569 transition count 970
Computed a total of 25 stabilizing places and 25 stable transitions
Performed 14 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 14 Pre rules applied. Total rules applied 1324 place count 569 transition count 956
Deduced a syphon composed of 14 places in 8 ms
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 6 with 29 rules applied. Total rules applied 1353 place count 554 transition count 956
Computed a total of 29 stabilizing places and 25 stable transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 1353 place count 554 transition count 955
Deduced a syphon composed of 1 places in 4 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 3 rules applied. Total rules applied 1356 place count 552 transition count 955
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1359 place count 549 transition count 934
Iterating global reduction 6 with 3 rules applied. Total rules applied 1362 place count 549 transition count 934
Computed a total of 29 stabilizing places and 25 stable transitions
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 1362 place count 549 transition count 932
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 1366 place count 547 transition count 932
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1367 place count 546 transition count 924
Iterating global reduction 6 with 1 rules applied. Total rules applied 1368 place count 546 transition count 924
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1369 place count 545 transition count 916
Iterating global reduction 6 with 1 rules applied. Total rules applied 1370 place count 545 transition count 916
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1371 place count 544 transition count 908
Iterating global reduction 6 with 1 rules applied. Total rules applied 1372 place count 544 transition count 908
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1373 place count 543 transition count 900
Iterating global reduction 6 with 1 rules applied. Total rules applied 1374 place count 543 transition count 900
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1375 place count 542 transition count 892
Iterating global reduction 6 with 1 rules applied. Total rules applied 1376 place count 542 transition count 892
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1377 place count 541 transition count 884
Iterating global reduction 6 with 1 rules applied. Total rules applied 1378 place count 541 transition count 884
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1379 place count 540 transition count 876
Iterating global reduction 6 with 1 rules applied. Total rules applied 1380 place count 540 transition count 876
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1381 place count 539 transition count 868
Iterating global reduction 6 with 1 rules applied. Total rules applied 1382 place count 539 transition count 868
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1383 place count 538 transition count 860
Iterating global reduction 6 with 1 rules applied. Total rules applied 1384 place count 538 transition count 860
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1385 place count 537 transition count 852
Iterating global reduction 6 with 1 rules applied. Total rules applied 1386 place count 537 transition count 852
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1387 place count 536 transition count 844
Iterating global reduction 6 with 1 rules applied. Total rules applied 1388 place count 536 transition count 844
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1389 place count 535 transition count 836
Iterating global reduction 6 with 1 rules applied. Total rules applied 1390 place count 535 transition count 836
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1391 place count 534 transition count 828
Iterating global reduction 6 with 1 rules applied. Total rules applied 1392 place count 534 transition count 828
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1393 place count 533 transition count 820
Iterating global reduction 6 with 1 rules applied. Total rules applied 1394 place count 533 transition count 820
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1395 place count 532 transition count 812
Iterating global reduction 6 with 1 rules applied. Total rules applied 1396 place count 532 transition count 812
Computed a total of 29 stabilizing places and 25 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1397 place count 531 transition count 804
Iterating global reduction 6 with 1 rules applied. Total rules applied 1398 place count 531 transition count 804
Computed a total of 29 stabilizing places and 25 stable transitions
Performed 66 Post agglomeration using F-continuation condition.Transition count delta: 66
Deduced a syphon composed of 66 places in 2 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 6 with 132 rules applied. Total rules applied 1530 place count 465 transition count 738
Computed a total of 5 stabilizing places and 1 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1531 place count 464 transition count 737
Ensure Unique test removed 1 places
Iterating global reduction 6 with 2 rules applied. Total rules applied 1533 place count 463 transition count 737
Computed a total of 5 stabilizing places and 1 stable transitions
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1534 place count 462 transition count 736
Iterating global reduction 6 with 1 rules applied. Total rules applied 1535 place count 462 transition count 736
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Computed a total of 5 stabilizing places and 1 stable transitions
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 2 rules applied. Total rules applied 1537 place count 462 transition count 734
Reduce places removed 1 places and 0 transitions.
Computed a total of 5 stabilizing places and 1 stable transitions
Iterating post reduction 7 with 1 rules applied. Total rules applied 1538 place count 461 transition count 734
Computed a total of 5 stabilizing places and 1 stable transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 1540 place count 460 transition count 743
Computed a total of 5 stabilizing places and 1 stable transitions
Computed a total of 5 stabilizing places and 1 stable transitions
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1541 place count 459 transition count 742
Reduce places removed 4 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 8 with 6 rules applied. Total rules applied 1547 place count 455 transition count 740
Reduce places removed 2 places and 0 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Iterating post reduction 9 with 2 rules applied. Total rules applied 1549 place count 453 transition count 740
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 6 Pre rules applied. Total rules applied 1549 place count 453 transition count 734
Deduced a syphon composed of 6 places in 9 ms
Ensure Unique test removed 1 places
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 10 with 13 rules applied. Total rules applied 1562 place count 446 transition count 734
Computed a total of 0 stabilizing places and 0 stable transitions
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 10 with 3 rules applied. Total rules applied 1565 place count 443 transition count 734
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 1 Pre rules applied. Total rules applied 1565 place count 443 transition count 733
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1567 place count 442 transition count 733
Computed a total of 0 stabilizing places and 0 stable transitions
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 11 with 10 rules applied. Total rules applied 1577 place count 437 transition count 728
Computed a total of 0 stabilizing places and 0 stable transitions
Discarding 2 places :
Symmetric choice reduction at 11 with 2 rule applications. Total rules 1579 place count 435 transition count 726
Iterating global reduction 11 with 2 rules applied. Total rules applied 1581 place count 435 transition count 726
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 1581 rules in 1159 ms. Remains 435 /1242 variables (removed 807) and now considering 726/1621 (removed 895) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 1160 ms. Remains : 435/1242 places, 726/1621 transitions.
Finished random walk after 126 steps, including 0 resets, run found a deadlock after 2 ms. (steps per millisecond=63 )
FORMULA ReachabilityDeadlock TRUE TECHNIQUES TOPOLOGICAL STRUCTURAL_REDUCTION RANDOM_WALK
Total runtime 1733 ms.
ITS solved all properties within timeout

BK_STOP 1678929964950

--------------------
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_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityDeadlock -timeout 180 -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="ASLink-PT-02b"
export BK_EXAMINATION="ReachabilityDeadlock"
export BK_TOOL="lolaxred"
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 2-5348"
echo " Executing tool lolaxred"
echo " Input is ASLink-PT-02b, examination is ReachabilityDeadlock"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r021-oct2-167813608600021"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-02b.tgz
mv ASLink-PT-02b execution
cd execution
if [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "UpperBounds" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] || [ "ReachabilityDeadlock" = "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 [ "ReachabilityDeadlock" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityDeadlock" != "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 "ReachabilityDeadlock.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityDeadlock.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityDeadlock.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 '' ReachabilityDeadlock.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityDeadlock" = "ReachabilityDeadlock" ] || [ "ReachabilityDeadlock" = "QuasiLiveness" ] || [ "ReachabilityDeadlock" = "StableMarking" ] || [ "ReachabilityDeadlock" = "Liveness" ] || [ "ReachabilityDeadlock" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityDeadlock"
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 ;