About the Execution of ITS-Tools for HouseConstruction-PT-01000
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
299.756 | 6083.00 | 11989.00 | 317.70 | ?T??????T??????? | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2021-input.r121-tall-162075406600204.qcow2', fmt=qcow2 size=4294967296 backing_file='/data/fkordon/mcc2021-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
...................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is HouseConstruction-PT-01000, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r121-tall-162075406600204
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 18K May 5 16:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 201K May 10 09:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 12K May 5 16:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 119K May 10 09:43 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 6 14:48 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 6 14:48 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Mar 28 16:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 28 16:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 28 16:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 28 16:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 23 11:29 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 21K Mar 23 11:29 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 22 21:03 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 22 21:03 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 22 09:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 22 09:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 5 16:51 equiv_col
-rw-r--r-- 1 mcc users 6 May 5 16:51 instance
-rw-r--r-- 1 mcc users 6 May 5 16:51 iscolored
-rw-r--r-- 1 mcc users 13K May 5 16:51 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 HouseConstruction-PT-01000-00
FORMULA_NAME HouseConstruction-PT-01000-01
FORMULA_NAME HouseConstruction-PT-01000-02
FORMULA_NAME HouseConstruction-PT-01000-03
FORMULA_NAME HouseConstruction-PT-01000-04
FORMULA_NAME HouseConstruction-PT-01000-05
FORMULA_NAME HouseConstruction-PT-01000-06
FORMULA_NAME HouseConstruction-PT-01000-07
FORMULA_NAME HouseConstruction-PT-01000-08
FORMULA_NAME HouseConstruction-PT-01000-09
FORMULA_NAME HouseConstruction-PT-01000-10
FORMULA_NAME HouseConstruction-PT-01000-11
FORMULA_NAME HouseConstruction-PT-01000-12
FORMULA_NAME HouseConstruction-PT-01000-13
FORMULA_NAME HouseConstruction-PT-01000-14
FORMULA_NAME HouseConstruction-PT-01000-15
=== Now, execution of the tool begins
BK_START 1620806640113
Running Version 0
[2021-05-12 08:04:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -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, 3600]
[2021-05-12 08:04:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2021-05-12 08:04:02] [INFO ] Load time of PNML (sax parser for PT used): 22 ms
[2021-05-12 08:04:02] [INFO ] Transformed 26 places.
[2021-05-12 08:04:02] [INFO ] Transformed 18 transitions.
[2021-05-12 08:04:02] [INFO ] Parsed PT model containing 26 places and 18 transitions in 58 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2021-05-12 08:04:02] [INFO ] Initial state test concluded for 2 properties.
FORMULA HouseConstruction-PT-01000-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HouseConstruction-PT-01000-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 26 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 26/26 places, 18/18 transitions.
Applied a total of 0 rules in 8 ms. Remains 26 /26 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 26 cols
[2021-05-12 08:04:02] [INFO ] Computed 8 place invariants in 6 ms
[2021-05-12 08:04:02] [INFO ] Implicit Places using invariants in 79 ms returned []
// Phase 1: matrix 18 rows 26 cols
[2021-05-12 08:04:02] [INFO ] Computed 8 place invariants in 1 ms
[2021-05-12 08:04:02] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
// Phase 1: matrix 18 rows 26 cols
[2021-05-12 08:04:02] [INFO ] Computed 8 place invariants in 2 ms
[2021-05-12 08:04:02] [INFO ] Dead Transitions using invariants and state equation in 24 ms returned []
Finished structural reductions, in 1 iterations. Remains : 26/26 places, 18/18 transitions.
[2021-05-12 08:04:02] [INFO ] Flatten gal took : 17 ms
[2021-05-12 08:04:02] [INFO ] Flatten gal took : 4 ms
[2021-05-12 08:04:02] [INFO ] Input system was already deterministic with 18 transitions.
Incomplete random walk after 100105 steps, including 5 resets, run finished after 42 ms. (steps per millisecond=2383 ) properties (out of 22) seen :21
Running SMT prover for 1 properties.
// Phase 1: matrix 18 rows 26 cols
[2021-05-12 08:04:02] [INFO ] Computed 8 place invariants in 7 ms
[2021-05-12 08:04:02] [INFO ] [Real]Absence check using 0 positive and 8 generalized place invariants in 1 ms returned unsat
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
Running Spot : CommandLine [args=[/home/mcc/BenchKit/bin//..//ltl2tgba, --hoaf=tv, -f, !(X((F(p0)&&F((p1||G(F(p2)))))))], workingDir=/home/mcc/execution]
Support contains 4 out of 26 places. Attempting structural reductions.
Starting structural reductions, iteration 0 : 26/26 places, 18/18 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 25 transition count 18
Applied a total of 1 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2021-05-12 08:04:02] [INFO ] Computed 7 place invariants in 1 ms
[2021-05-12 08:04:02] [INFO ] Implicit Places using invariants in 19 ms returned [9, 13, 19]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 21 ms to find 3 implicit places.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:02] [INFO ] Computed 4 place invariants in 6 ms
[2021-05-12 08:04:02] [INFO ] Dead Transitions using invariants and state equation in 21 ms returned []
Starting structural reductions, iteration 1 : 22/26 places, 18/18 transitions.
Applied a total of 0 rules in 4 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:02] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-12 08:04:02] [INFO ] Dead Transitions using invariants and state equation in 19 ms returned []
Finished structural reductions, in 2 iterations. Remains : 22/26 places, 18/18 transitions.
Stuttering acceptance computed with spot in 262 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : HouseConstruction-PT-01000-00 automaton TGBA [mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}, { cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p0:(LEQ 1 s3), p1:(GT s14 s0), p2:(GT 1 s8)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 4983 reset in 252 ms.
Product exploration explored 100000 steps with 4990 reset in 235 ms.
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 18
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1))), (F (G p2)), (NOT p0), (NOT p1), p2]
Adopting property with smaller alphabet thanks to knowledge :(F (G p2))
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Support contains 2 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:03] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-12 08:04:03] [INFO ] Implicit Places using invariants in 26 ms returned []
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:03] [INFO ] Computed 4 place invariants in 0 ms
[2021-05-12 08:04:03] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:03] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-12 08:04:03] [INFO ] Dead Transitions using invariants and state equation in 17 ms returned []
Finished structural reductions, in 1 iterations. Remains : 22/22 places, 18/18 transitions.
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Product exploration explored 100000 steps with 15213 reset in 104 ms.
Product exploration explored 100000 steps with 15062 reset in 130 ms.
Applying partial POR strategy [false, true, true]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) p2), (AND (NOT p0) p2), (AND (NOT p0) p2)]
Support contains 2 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions, iteration 0 : 22/22 places, 18/18 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 22 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 5 place count 22 transition count 18
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 22 transition count 18
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 21 transition count 17
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 21 transition count 17
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 11 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 14 place count 21 transition count 17
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 17 place count 18 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 20 place count 18 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 20 rules in 10 ms. Remains 18 /22 variables (removed 4) and now considering 14/18 (removed 4) transitions.
[2021-05-12 08:04:04] [INFO ] Redundant transitions in 1 ms returned []
// Phase 1: matrix 14 rows 18 cols
[2021-05-12 08:04:04] [INFO ] Computed 4 place invariants in 3 ms
[2021-05-12 08:04:04] [INFO ] Dead Transitions using invariants and state equation in 15 ms returned []
Finished structural reductions, in 1 iterations. Remains : 18/22 places, 14/18 transitions.
Product exploration explored 100000 steps with 33333 reset in 279 ms.
Product exploration explored 100000 steps with 33333 reset in 153 ms.
Starting structural reductions, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:04] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-12 08:04:04] [INFO ] Implicit Places using invariants in 23 ms returned []
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:04] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-12 08:04:04] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
// Phase 1: matrix 18 rows 22 cols
[2021-05-12 08:04:04] [INFO ] Computed 4 place invariants in 1 ms
[2021-05-12 08:04:04] [INFO ] Dead Transitions using invariants and state equation in 15 ms returned []
Finished structural reductions, in 1 iterations. Remains : 22/22 places, 18/18 transitions.
Application raised an uncaught exception null
java.lang.UnsupportedOperationException
at fr.lip6.move.gal.application.MccTranslator.toGal(MccTranslator.java:879)
at fr.lip6.move.gal.application.MccTranslator.toGal(MccTranslator.java:835)
at fr.lip6.move.gal.application.MccTranslator.toGal(MccTranslator.java:825)
at fr.lip6.move.gal.application.MccTranslator.lambda$3(MccTranslator.java:862)
at fr.lip6.move.gal.structural.expr.NaryOp.forEachChild(NaryOp.java:153)
at fr.lip6.move.gal.application.MccTranslator.toGal(MccTranslator.java:862)
at fr.lip6.move.gal.application.MccTranslator.toGal(MccTranslator.java:760)
at fr.lip6.move.gal.application.MccTranslator.rebuildSpecification(MccTranslator.java:729)
at fr.lip6.move.gal.application.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:585)
at fr.lip6.move.gal.application.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:269)
at fr.lip6.move.gal.application.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:60)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:470)
at fr.lip6.move.gal.application.Application.start(Application.java:140)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:43)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)
at org.eclipse.equinox.launcher.Main.run(Main.java:1461)
at org.eclipse.equinox.launcher.Main.main(Main.java:1434)
BK_STOP 1620806646196
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ cut -d . -f 9
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202104292328.jar
+ VERSION=0
+ echo 'Running Version 0'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination LTLCardinality -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 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss128m -Xms40m -Xmx16000m
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="HouseConstruction-PT-01000"
export BK_EXAMINATION="LTLCardinality"
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 2-4028"
echo " Executing tool itstools"
echo " Input is HouseConstruction-PT-01000, examination is LTLCardinality"
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-tall-162075406600204"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HouseConstruction-PT-01000.tgz
mv HouseConstruction-PT-01000 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;