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.r138-smll-167819420000238.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)
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is Diffusion2D-PT-D40N100, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r138-smll-167819420000238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.1M
-rw-r--r-- 1 mcc users 7.0K Feb 26 04:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 04:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Feb 26 04:19 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Feb 26 04:19 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.2K Feb 25 15:58 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:58 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Feb 25 15:58 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 15:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 04:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 112K Feb 26 04:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 26 04:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 26 04:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:58 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:58 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 4.7M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-00
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-01
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-02
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-03
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-04
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-05
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-06
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-07
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-08
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-09
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-10
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-11
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-12
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-13
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-14
FORMULA_NAME Diffusion2D-PT-D40N100-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1678683701918

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=marciexred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D40N100
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-13 05:01:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-13 05:01:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-13 05:01:46] [INFO ] Load time of PNML (sax parser for PT used): 540 ms
[2023-03-13 05:01:46] [INFO ] Transformed 1600 places.
[2023-03-13 05:01:46] [INFO ] Transformed 12324 transitions.
[2023-03-13 05:01:46] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 706 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 28 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 10003 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=27 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=90 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 16) seen :0
Interrupted probabilistic random walk after 92630 steps, run timeout after 3001 ms. (steps per millisecond=30 ) properties seen :{7=1, 15=1}
Probabilistic random walk after 92630 steps, saw 77204 distinct states, run finished after 3003 ms. (steps per millisecond=30 ) properties seen :2
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-15 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-07 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 14 properties.
// Phase 1: matrix 12324 rows 1600 cols
[2023-03-13 05:01:50] [INFO ] Computed 1 place invariants in 163 ms
[2023-03-13 05:01:52] [INFO ] After 1592ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-13 05:01:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 20 ms returned sat
[2023-03-13 05:02:12] [INFO ] After 19124ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :13
[2023-03-13 05:02:17] [INFO ] After 23462ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :13
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-13 05:02:17] [INFO ] After 25036ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :13
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-08 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 14 Parikh solutions to 13 different solutions.
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-00 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-01 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-02 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-06 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-11 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-12 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-14 TRUE TECHNIQUES TOPOLOGICAL PARIKH_WALK
Parikh walk visited 12 properties in 15107 ms.
Support contains 29 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 11894 edges and 1600 vertex of which 1571 / 1600 are part of one of the 1 SCC in 26 ms
Free SCC test removed 1570 places
Drop transitions removed 11894 transitions
Ensure Unique test removed 368 transitions
Reduce isomorphic transitions removed 12262 transitions.
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 7 place count 30 transition count 56
Applied a total of 7 rules in 78 ms. Remains 30 /1600 variables (removed 1570) and now considering 56/12324 (removed 12268) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 30/1600 places, 56/12324 transitions.
Incomplete random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 1) seen :0
Finished Best-First random walk after 777 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=259 )
FORMULA Diffusion2D-PT-D40N100-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
All properties solved without resorting to model-checking.
Total runtime 46735 ms.
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=ReachabilityCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: Diffusion2D_PT_D40N100
(NrP: 1600 NrTr: 12324 NrArc: 24648)

parse formulas
formulas created successfully
place and transition orderings generation:0m 1.474sec

net check time: 0m 0.012sec

init dd package: 0m 3.495sec

TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 9735704 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16097652 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
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 ReachabilityCardinality -timeout 360 -rebuildPNML
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 0.593sec

2488 2488 2488 3970 3721 3528 5674 5100 4686 4272 6646 5977 5425 8396 7408 6640 10428 8998 7968 6938 10786 9448 8350 12785 11077 9726 15136 12880 11240 9592

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="Diffusion2D-PT-D40N100"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is Diffusion2D-PT-D40N100, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r138-smll-167819420000238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N100.tgz
mv Diffusion2D-PT-D40N100 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;