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.r361-smll-167891811000199.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is RwMutex-PT-r2000w0010, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r361-smll-167891811000199
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.9M
-rw-r--r-- 1 mcc users 8.0K Feb 25 22:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Feb 25 22:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Feb 25 22:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 25 22:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 16:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Feb 25 16:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 23:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Feb 25 23:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 25 23:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 95K Feb 25 23:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 11 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 4.4M Mar 5 18:23 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 RwMutex-PT-r2000w0010-ReachabilityFireability-00
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-01
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-02
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-03
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-04
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-05
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-06
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-07
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-08
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-09
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-10
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-11
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-12
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-13
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-14
FORMULA_NAME RwMutex-PT-r2000w0010-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1679085771036

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=ltsminxred
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RwMutex-PT-r2000w0010
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 20:42:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -timeout, 360, -rebuildPNML]
[2023-03-17 20:42:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 20:42:54] [INFO ] Load time of PNML (sax parser for PT used): 640 ms
[2023-03-17 20:42:54] [INFO ] Transformed 6020 places.
[2023-03-17 20:42:54] [INFO ] Transformed 4020 transitions.
[2023-03-17 20:42:54] [INFO ] Found NUPN structural information;
[2023-03-17 20:42:54] [INFO ] Parsed PT model containing 6020 places and 4020 transitions and 52040 arcs in 808 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 8 formulas.
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 4420 ms. (steps per millisecond=2 ) properties (out of 8) seen :5
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-06 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-00 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 798 ms. (steps per millisecond=12 ) properties (out of 3) seen :1
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-13 FALSE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 762 ms. (steps per millisecond=13 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 4020 rows 6020 cols
[2023-03-17 20:43:00] [INFO ] Computed 4010 place invariants in 114 ms
[2023-03-17 20:43:02] [INFO ] After 2170ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-17 20:43:06] [INFO ] [Nat]Absence check using 4010 positive place invariants in 1785 ms returned sat
[2023-03-17 20:43:14] [INFO ] After 7528ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-17 20:43:15] [INFO ] After 9285ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1284 ms.
[2023-03-17 20:43:17] [INFO ] After 14264ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Finished Parikh walk after 1875 steps, including 0 resets, run visited all 2 properties in 657 ms. (steps per millisecond=2 )
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-02 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-01 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 2 properties in 665 ms.
All properties solved without resorting to model-checking.
Total runtime 24380 ms.
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --inv-bin-par --invariant=/tmp/455/inv_0_ --invariant=/tmp/455/inv_1_ --invariant=/tmp/455/inv_2_ --invariant=/tmp/455/inv_3_ --invariant=/tmp/455/inv_4_ --invariant=/tmp/455/inv_5_ --invariant=/tmp/455/inv_6_ --invariant=/tmp/455/inv_7_ --invariant=/tmp/455/inv_8_ --invariant=/tmp/455/inv_9_ --invariant=/tmp/455/inv_10_ --invariant=/tmp/455/inv_11_ --invariant=/tmp/455/inv_12_ --invariant=/tmp/455/inv_13_ --invariant=/tmp/455/inv_14_ --invariant=/tmp/455/inv_15_ --inv-par
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-00
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-01
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-02
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-03
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-05
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-06
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-07
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
Could not compute solution for formula : RwMutex-PT-r2000w0010-ReachabilityFireability-13
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-14 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN
FORMULA RwMutex-PT-r2000w0010-ReachabilityFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1679085824587

--------------------
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 ReachabilityFireability -timeout 360 -rebuildPNML
mcc2023
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-00
rfs formula type EF
rfs formula formula --invariant=/tmp/455/inv_0_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-01
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_1_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-02
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_2_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-03
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_3_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-04
rfs formula type EF
rfs formula formula --invariant=/tmp/455/inv_4_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-05
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_5_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-06
rfs formula type EF
rfs formula formula --invariant=/tmp/455/inv_6_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-07
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_7_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-08
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_8_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-09
rfs formula type EF
rfs formula formula --invariant=/tmp/455/inv_9_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-10
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_10_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-11
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_11_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-12
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_12_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-13
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_13_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-14
rfs formula type EF
rfs formula formula --invariant=/tmp/455/inv_14_
rfs formula name RwMutex-PT-r2000w0010-ReachabilityFireability-15
rfs formula type AG
rfs formula formula --invariant=/tmp/455/inv_15_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 6020 places, 4020 transitions and 52040 arcs
pnml2lts-sym: Petri net RwMutex-PT-r2000w0010 analyzed
pnml2lts-sym: There are safe places
pnml2lts-sym: Loading Petri net took 0.200 real 0.150 user 0.040 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 4020->4020 groups
pnml2lts-sym: Regrouping took 17.330 real 17.260 user 0.050 sys
pnml2lts-sym: state vector length is 6020; there are 4020 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_15_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_14_) found at depth 0!
pnml2lts-sym:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_4_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_12_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_11_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_10_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_9_) found at depth 0!
pnml2lts-sym:
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/455/inv_8_) found at depth 0!
pnml2lts-sym:

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="RwMutex-PT-r2000w0010"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is RwMutex-PT-r2000w0010, 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 r361-smll-167891811000199"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r2000w0010.tgz
mv RwMutex-PT-r2000w0010 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 ;