Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r421-tajo-167905975000270.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is ShieldRVt-PT-010B, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r421-tajo-167905975000270
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.2K Feb 25 22:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Feb 25 22:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 25 22:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 25 22:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 17:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 17:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 25 22:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Feb 25 22:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Feb 25 22:52 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 22:52 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 119K 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 ShieldRVt-PT-010B-ReachabilityCardinality-00
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-01
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-02
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-03
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-04
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-05
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-06
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-07
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-08
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-09
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-10
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-11
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-12
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-13
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-14
FORMULA_NAME ShieldRVt-PT-010B-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679171113136

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=itstools
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldRVt-PT-010B
Not applying reductions.
Model is PT
ReachabilityCardinality PT
Running Version 202303021504
[2023-03-18 20:25:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-18 20:25:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-18 20:25:14] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2023-03-18 20:25:14] [INFO ] Transformed 503 places.
[2023-03-18 20:25:14] [INFO ] Transformed 503 transitions.
[2023-03-18 20:25:14] [INFO ] Found NUPN structural information;
[2023-03-18 20:25:14] [INFO ] Parsed PT model containing 503 places and 503 transitions and 1186 arcs in 111 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-18 20:25:15] [INFO ] Flatten gal took : 56 ms
[2023-03-18 20:25:15] [INFO ] Flatten gal took : 32 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 332 ms. (steps per millisecond=30 ) properties (out of 14) seen :12
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-11 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-05 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 2) seen :0
[2023-03-18 20:25:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18310023694638357043.gal : 14 ms
[2023-03-18 20:25:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16397662190588766324.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18310023694638357043.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16397662190588766324.prop' '--nowitness' '--gen-order' 'FOLLOW'
Running SMT prover for 2 properties.
// Phase 1: matrix 503 rows 503 cols

[2023-03-18 20:25:15] [INFO ] Computed 41 place invariants in 46 ms
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality16397662190588766324.prop.
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :10 after 23
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :23 after 150
Invariant property ShieldRVt-PT-010B-ReachabilityCardinality-09 does not hold.
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :150 after 5049
[2023-03-18 20:25:15] [INFO ] After 306ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Reachability property ShieldRVt-PT-010B-ReachabilityCardinality-02 is true.
SDD proceeding with computation,12 properties remain. new max is 32
SDD size :5049 after 87790
Reachability property ShieldRVt-PT-010B-ReachabilityCardinality-12 is true.
[2023-03-18 20:25:15] [INFO ] [Nat]Absence check using 41 positive place invariants in 12 ms returned sat
[2023-03-18 20:25:16] [INFO ] After 146ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :1
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 29 places in 147 ms of which 7 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 21 places in 105 ms of which 1 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 34 places in 102 ms of which 0 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 43 places in 82 ms of which 1 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 39 places in 91 ms of which 2 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 32 places in 83 ms of which 1 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 30 places in 86 ms of which 1 ms to minimize.
[2023-03-18 20:25:16] [INFO ] Deduced a trap composed of 31 places in 121 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 1 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 33 places in 91 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 1 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 29 places in 64 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 28 places in 69 ms of which 1 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 30 places in 88 ms of which 1 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 23 places in 78 ms of which 1 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 45 places in 68 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 30 places in 68 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 40 places in 67 ms of which 0 ms to minimize.
[2023-03-18 20:25:17] [INFO ] Deduced a trap composed of 42 places in 63 ms of which 0 ms to minimize.
[2023-03-18 20:25:18] [INFO ] Deduced a trap composed of 31 places in 59 ms of which 0 ms to minimize.
[2023-03-18 20:25:18] [INFO ] Deduced a trap composed of 34 places in 73 ms of which 1 ms to minimize.
[2023-03-18 20:25:18] [INFO ] Trap strengthening (SAT) tested/added 22/21 trap constraints in 2117 ms
[2023-03-18 20:25:18] [INFO ] After 2278ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :1
Attempting to minimize the solution found.
Minimization took 44 ms.
[2023-03-18 20:25:18] [INFO ] After 2456ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :1
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-06 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 14 ms.
Support contains 2 out of 503 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 503/503 places, 503/503 transitions.
Drop transitions removed 160 transitions
Trivial Post-agglo rules discarded 160 transitions
Performed 160 trivial Post agglomeration. Transition count delta: 160
Iterating post reduction 0 with 160 rules applied. Total rules applied 160 place count 503 transition count 343
Reduce places removed 160 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 162 rules applied. Total rules applied 322 place count 343 transition count 341
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 323 place count 342 transition count 341
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 40 Pre rules applied. Total rules applied 323 place count 342 transition count 301
Deduced a syphon composed of 40 places in 9 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 403 place count 302 transition count 301
Discarding 71 places :
Symmetric choice reduction at 3 with 71 rule applications. Total rules 474 place count 231 transition count 230
Iterating global reduction 3 with 71 rules applied. Total rules applied 545 place count 231 transition count 230
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 29 Pre rules applied. Total rules applied 545 place count 231 transition count 201
Deduced a syphon composed of 29 places in 0 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 3 with 58 rules applied. Total rules applied 603 place count 202 transition count 201
Performed 89 Post agglomeration using F-continuation condition.Transition count delta: 89
Deduced a syphon composed of 89 places in 0 ms
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 178 rules applied. Total rules applied 781 place count 113 transition count 112
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 28 places in 0 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 56 rules applied. Total rules applied 837 place count 85 transition count 138
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 838 place count 85 transition count 137
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 839 place count 84 transition count 136
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 840 place count 83 transition count 136
Applied a total of 840 rules in 125 ms. Remains 83 /503 variables (removed 420) and now considering 136/503 (removed 367) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 125 ms. Remains : 83/503 places, 136/503 transitions.
Finished random walk after 53 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=53 )
FORMULA ShieldRVt-PT-010B-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
All properties solved without resorting to model-checking.
Total runtime 3583 ms.

BK_STOP 1679171118834

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ ReachabilityCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="ShieldRVt-PT-010B"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="itstools"
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 itstools"
echo " Input is ShieldRVt-PT-010B, 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 r421-tajo-167905975000270"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-010B.tgz
mv ShieldRVt-PT-010B 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 ;