Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2022-input.r121-smll-165264480700123.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2022-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 2-4028
Executing tool itstools
Input is HealthRecord-PT-16, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-smll-165264480700123
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 316K
-rw-r--r-- 1 mcc users 5.3K Apr 30 11:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Apr 30 11:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Apr 30 11:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Apr 30 11:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 9 08:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 9 08:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 9 08:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 9 08:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 9 08:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 125K May 10 09:34 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 StableMarking

=== Now, execution of the tool begins

BK_START 1652723861714

Running Version 202205111006
[2022-05-16 17:57:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2022-05-16 17:57:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-16 17:57:43] [INFO ] Load time of PNML (sax parser for PT used): 183 ms
[2022-05-16 17:57:43] [INFO ] Transformed 453 places.
[2022-05-16 17:57:43] [INFO ] Transformed 594 transitions.
[2022-05-16 17:57:43] [INFO ] Found NUPN structural information;
[2022-05-16 17:57:43] [INFO ] Parsed PT model containing 453 places and 594 transitions in 371 ms.
Graph (trivial) has 535 edges and 453 vertex of which 49 / 453 are part of one of the 17 SCC in 10 ms
Free SCC test removed 32 places
Structural test allowed to assert that 201 places are NOT stable. Took 34 ms.
Ensure Unique test removed 35 transitions
Reduce redundant transitions removed 35 transitions.
Incomplete random walk after 10000 steps, including 102 resets, run finished after 938 ms. (steps per millisecond=10 ) properties (out of 252) seen :24
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=20 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=16 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=25 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 100 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Incomplete Best-First random walk after 101 steps, including 2 resets, run finished after 3 ms. (steps per millisecond=33 ) properties (out of 228) seen :0
Running SMT prover for 228 properties.
[2022-05-16 17:57:45] [INFO ] Flow matrix only has 543 transitions (discarded 16 similar events)
// Phase 1: matrix 543 rows 421 cols
[2022-05-16 17:57:45] [INFO ] Computed 14 place invariants in 30 ms
[2022-05-16 17:57:48] [INFO ] After 3395ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:228
[2022-05-16 17:57:51] [INFO ] [Nat]Absence check using 8 positive place invariants in 27 ms returned sat
[2022-05-16 17:57:51] [INFO ] [Nat]Absence check using 8 positive and 6 generalized place invariants in 13 ms returned sat
[2022-05-16 17:57:59] [INFO ] After 5539ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :228
[2022-05-16 17:57:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2022-05-16 17:58:06] [INFO ] After 6705ms SMT Verify possible using 1 Read/Feed constraints in natural domain returned unsat :0 sat :228
[2022-05-16 17:58:07] [INFO ] Deduced a trap composed of 79 places in 278 ms of which 11 ms to minimize.
[2022-05-16 17:58:07] [INFO ] Deduced a trap composed of 85 places in 293 ms of which 3 ms to minimize.
[2022-05-16 17:58:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 709 ms
[2022-05-16 17:58:12] [INFO ] Deduced a trap composed of 93 places in 190 ms of which 1 ms to minimize.
[2022-05-16 17:58:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 265 ms
[2022-05-16 17:58:14] [INFO ] Deduced a trap composed of 50 places in 268 ms of which 1 ms to minimize.
[2022-05-16 17:58:14] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-16 17:58:14] [INFO ] After 25281ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:228
Fused 228 Parikh solutions to 223 different solutions.
Parikh walk visited 204 properties in 9282 ms.
Support contains 24 out of 421 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 421/421 places, 559/559 transitions.
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions removed 219 transitions
Trivial Post-agglo rules discarded 219 transitions
Performed 219 trivial Post agglomeration. Transition count delta: 219
Iterating post reduction 0 with 236 rules applied. Total rules applied 236 place count 421 transition count 323
Reduce places removed 219 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 245 rules applied. Total rules applied 481 place count 202 transition count 297
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 492 place count 191 transition count 297
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 492 place count 191 transition count 288
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 3 with 18 rules applied. Total rules applied 510 place count 182 transition count 288
Discarding 57 places :
Symmetric choice reduction at 3 with 57 rule applications. Total rules 567 place count 125 transition count 174
Iterating global reduction 3 with 57 rules applied. Total rules applied 624 place count 125 transition count 174
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 634 place count 115 transition count 154
Iterating global reduction 3 with 10 rules applied. Total rules applied 644 place count 115 transition count 154
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 651 place count 108 transition count 147
Iterating global reduction 3 with 7 rules applied. Total rules applied 658 place count 108 transition count 147
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 661 place count 108 transition count 144
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 663 place count 106 transition count 140
Iterating global reduction 4 with 2 rules applied. Total rules applied 665 place count 106 transition count 140
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 667 place count 104 transition count 136
Iterating global reduction 4 with 2 rules applied. Total rules applied 669 place count 104 transition count 136
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 671 place count 102 transition count 132
Iterating global reduction 4 with 2 rules applied. Total rules applied 673 place count 102 transition count 132
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 675 place count 102 transition count 130
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 0 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 5 with 50 rules applied. Total rules applied 725 place count 77 transition count 105
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 730 place count 77 transition count 100
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -39
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 738 place count 73 transition count 139
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 6 with 3 rules applied. Total rules applied 741 place count 73 transition count 136
Free-agglomeration rule applied 18 times.
Iterating global reduction 6 with 18 rules applied. Total rules applied 759 place count 73 transition count 118
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 6 with 18 rules applied. Total rules applied 777 place count 55 transition count 118
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 7 with 6 rules applied. Total rules applied 783 place count 55 transition count 112
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 784 place count 55 transition count 112
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 785 place count 55 transition count 112
Applied a total of 785 rules in 108 ms. Remains 55 /421 variables (removed 366) and now considering 112/559 (removed 447) transitions.
Finished structural reductions, in 1 iterations. Remains : 55/421 places, 112/559 transitions.
Finished random walk after 663003 steps, including 156222 resets, run visited all 24 properties in 20486 ms. (steps per millisecond=32 )
Able to resolve query StableMarking after proving 254 properties.
FORMULA StableMarking FALSE TECHNIQUES RANDOM_WALK PARIKH_WALK MARKED_SUFFIX_TEST TRIVIAL_UNMARKED_SCC_TEST TOPOLOGICAL
Total runtime 60461 ms.

BK_STOP 1652723924060

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination StableMarking -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HealthRecord-PT-16"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is HealthRecord-PT-16, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r121-smll-165264480700123"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/HealthRecord-PT-16.tgz
mv HealthRecord-PT-16 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "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 [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "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 "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.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 '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
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 ;