About the Execution of ITS-Tools.M for FlexibleBarrier-PT-06a
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
388.970 | 6958.00 | 10329.00 | 126.20 | FFFTTTTFFFTFTFTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/local/x2003239/mcc2019-input.r195-csrt-155246554000149.qcow2', fmt=qcow2 size=4294967296 backing_file=/local/x2003239/mcc2019-input.qcow2 encryption=off cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
....................
=====================================================================
Generated by BenchKit 2-3954
Executing tool itstoolsm
Input is FlexibleBarrier-PT-06a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r195-csrt-155246554000149
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 216K
-rw-r--r-- 1 mcc users 3.6K Feb 10 23:42 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Feb 10 23:42 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 6 21:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 6 21:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 10 17:31 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K Mar 10 17:31 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 109 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 347 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.5K Feb 4 23:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K Feb 4 23:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Feb 4 22:35 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.2K Feb 4 22:35 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 3 08:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Feb 3 08:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Jan 31 01:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 20K Jan 31 01:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 4 22:20 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 4 22:20 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 4 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 0 Jan 29 09:34 model-fix.log
-rw-r--r-- 1 mcc users 41K Mar 10 17:31 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 FlexibleBarrier-PT-06a-CTLFireability-00
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-01
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-02
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-03
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-04
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-05
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-06
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-07
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-08
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-09
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-10
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-11
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-12
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-13
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-14
FORMULA_NAME FlexibleBarrier-PT-06a-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1553717559594
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/pinvar, /home/mcc/execution/gspn], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : CommandLine [args=[/home/mcc/BenchKit//greatspn//bin/RGMEDD2, /home/mcc/execution/gspn, -META, -varord-only], workingDir=/home/mcc/execution]
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/CTLFireability.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLFireability.ctl, --load-order, /home/mcc/execution/model.ord], workingDir=/home/mcc/execution]
its-ctl command run as :
/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201903251645/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/CTLFireability.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLFireability.ctl --load-order /home/mcc/execution/model.ord
Successfully loaded order from file /home/mcc/execution/model.ord
No direction supplied, using forward translation only.
Parsed 16 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.98598e+06,0.591331,25424,2,1564,5,113176,6,0,426,47398,0
Converting to forward existential form...Done !
original formula: EF(AG(AX(((p17>=1)&&(p74>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U !(!(EX(!(((p17>=1)&&(p74>=1)))))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,0.851918,25424,1,0,6,113176,15,0,2034,47398,6
FORMULA FlexibleBarrier-PT-06a-CTLFireability-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: EF(((((p60>=1)&&(p71>=1))&&(p73>=1))&&(p63>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((((p60>=1)&&(p71>=1))&&(p73>=1))&&(p63>=1)))] != FALSE
(forward)formula 1,0,0.853224,25424,1,0,6,113176,16,0,2037,47398,6
FORMULA FlexibleBarrier-PT-06a-CTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: E(EX(!((((p36>=1)&&(p71>=1))&&(p73>=1)))) U AG(((((p48>=1)&&(p71>=1))&&(p73>=1))||(((p60>=1)&&(p71>=1))&&(p73>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,EX(!((((p36>=1)&&(p71>=1))&&(p73>=1))))) * !(E(TRUE U !(((((p48>=1)&&(p71>=1))&&(p73>=1))||(((p60>=1)&&(p71>=1))&&(p73>=1)))))))] != FALSE
(forward)formula 2,0,0.857787,25424,1,0,7,113176,18,0,2049,47398,9
FORMULA FlexibleBarrier-PT-06a-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AF((EF(((p17>=1)&&((p5>=1)&&(p74>=1)))) + ((((p24>=1)&&((p64>=1)&&(p74>=1)))||((p22>=1)&&(((p12>=1)&&(p71>=1))&&(p73>=1)))) + EG((((p24>=1)&&(p47>=1))&&(p73>=1))))))
=> equivalent forward existential formula: [FwdG(Init,!((E(TRUE U ((p17>=1)&&((p5>=1)&&(p74>=1)))) + ((((p24>=1)&&((p64>=1)&&(p74>=1)))||((p22>=1)&&(((p12>=1)&&(p71>=1))&&(p73>=1)))) + EG((((p24>=1)&&(p47>=1))&&(p73>=1)))))))] = FALSE
(forward)formula 3,1,1.37946,38656,1,0,12,204266,33,2,2228,73648,18
FORMULA FlexibleBarrier-PT-06a-CTLFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: AG(EF((((p10>=1)||(((p12>=1)&&(p59>=1))&&(p73>=1)))||((p61>=1)||((p6>=1)&&(p73>=1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((p10>=1)||(((p12>=1)&&(p59>=1))&&(p73>=1)))||((p61>=1)||((p6>=1)&&(p73>=1)))))))] = FALSE
(forward)formula 4,1,1.68326,48184,1,0,13,267612,34,2,2233,93574,21
FORMULA FlexibleBarrier-PT-06a-CTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF(((p70>=1)&&(p1>=1)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * ((p70>=1)&&(p1>=1)))] != FALSE
(forward)formula 5,1,1.68654,48448,1,0,15,268085,35,3,2234,94003,22
FORMULA FlexibleBarrier-PT-06a-CTLFireability-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF((EX(((p17>=1)&&(((p36>=1)&&(p59>=1))&&(p73>=1)))) * !(((p17>=1)&&((p29>=1)&&(p49>=1))))))
=> equivalent forward existential formula: [(EY((FwdU(Init,TRUE) * !(((p17>=1)&&((p29>=1)&&(p49>=1)))))) * ((p17>=1)&&(((p36>=1)&&(p59>=1))&&(p73>=1))))] != FALSE
(forward)formula 6,1,1.7979,49240,1,0,18,273365,38,6,2242,98413,25
FORMULA FlexibleBarrier-PT-06a-CTLFireability-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: !(E(EF((p8>=1)) U (p29>=1)))
=> equivalent forward existential formula: [(FwdU(Init,E(TRUE U (p8>=1))) * (p29>=1))] = FALSE
(forward)formula 7,0,2.72529,75112,1,0,21,444801,41,7,2341,161886,31
FORMULA FlexibleBarrier-PT-06a-CTLFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: EF(((!((p58>=1)) * AX((p22>=1))) * EX(((p49>=1)&&((p43>=1)&&(p74>=1))))))
=> equivalent forward existential formula: [(EY((FwdU(Init,TRUE) * (!((p58>=1)) * !(EX(!((p22>=1))))))) * ((p49>=1)&&((p43>=1)&&(p74>=1))))] != FALSE
(forward)formula 8,0,2.72955,75640,1,0,24,445349,46,7,2345,161981,34
FORMULA FlexibleBarrier-PT-06a-CTLFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: FALSE
=> equivalent forward existential formula: [(Init * FALSE)] != FALSE
(forward)formula 9,0,2.7296,75640,1,0,24,445349,46,7,2345,161981,34
FORMULA FlexibleBarrier-PT-06a-CTLFireability-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AX(!(((((p6>=1)&&(p73>=1))&&((p12>=1)&&(((p12>=1)&&(p23>=1))&&(p73>=1)))) + AG((p10>=1)))))
=> equivalent forward existential formula: ([(EY(Init) * (((p6>=1)&&(p73>=1))&&((p12>=1)&&(((p12>=1)&&(p23>=1))&&(p73>=1)))))] = FALSE * [(EY(Init) * !(E(TRUE U !((p10>=1)))))] = FALSE)
(forward)formula 10,1,2.73566,75640,1,0,25,446223,49,7,2349,161984,37
FORMULA FlexibleBarrier-PT-06a-CTLFireability-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: AX(AF(((((p23>=1)&&(p36>=1))&&(p73>=1))&&((p70>=1)&&(p3>=1)))))
=> equivalent forward existential formula: [FwdG(EY(Init),!(((((p23>=1)&&(p36>=1))&&(p73>=1))&&((p70>=1)&&(p3>=1)))))] = FALSE
Hit Full ! (commute/partial/dont) 79/0/49
(forward)formula 11,0,4.08578,105068,1,0,28,599911,57,8,2467,286029,42
FORMULA FlexibleBarrier-PT-06a-CTLFireability-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: TRUE
=> equivalent forward existential formula: [(Init * TRUE)] != FALSE
(forward)formula 12,1,4.08585,105068,1,0,28,599911,57,8,2467,286029,42
FORMULA FlexibleBarrier-PT-06a-CTLFireability-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: FALSE
=> equivalent forward existential formula: [(Init * FALSE)] != FALSE
(forward)formula 13,0,4.08588,105068,1,0,28,599911,57,8,2467,286029,42
FORMULA FlexibleBarrier-PT-06a-CTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: TRUE
=> equivalent forward existential formula: [(Init * TRUE)] != FALSE
(forward)formula 14,1,4.0859,105068,1,0,28,599911,57,8,2467,286029,42
FORMULA FlexibleBarrier-PT-06a-CTLFireability-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: (EX(((((((p36>=1)&&(p71>=1))&&(p73>=1))||(p68>=1))&&(((p54>=1)&&(p73>=1))||((p67>=1)&&(p74>=1)))) + EX((p35>=1)))) * !(EX(!(((((p23>=1)&&(p48>=1))&&(p73>=1))||(p70>=1))))))
=> equivalent forward existential formula: ([(Init * !(EX(((((((p36>=1)&&(p71>=1))&&(p73>=1))||(p68>=1))&&(((p54>=1)&&(p73>=1))||((p67>=1)&&(p74>=1)))) + EX((p35>=1))))))] = FALSE * [(EY(Init) * !(((((p23>=1)&&(p48>=1))&&(p73>=1))||(p70>=1))))] = FALSE)
(forward)formula 15,0,4.08977,105332,1,0,30,600523,59,10,2473,287709,43
FORMULA FlexibleBarrier-PT-06a-CTLFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
BK_STOP 1553717566552
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination CTLFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -greatspnpath /home/mcc/BenchKit//greatspn/ -order META -manyOrder -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -greatspnpath, /home/mcc/BenchKit//greatspn/, -order, META, -manyOrder, -smt]
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 60 ms
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 75 places.
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 154 transitions.
Mar 27, 2019 8:12:41 PM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Found NUPN structural information;
Mar 27, 2019 8:12:41 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 13 ms
Mar 27, 2019 8:12:42 PM fr.lip6.move.gal.instantiate.CTLSimplifier simplifyTemporal
INFO: Initial state reduction rules for CTL removed 4 formulas.
Mar 27, 2019 8:12:42 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 50 ms
Mar 27, 2019 8:12:42 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 154 transitions.
Mar 27, 2019 8:12:42 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 75 places.
Mar 27, 2019 8:12:42 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 154 transitions.
Mar 27, 2019 8:12:42 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLFireability.pnml.gal : 4 ms
Mar 27, 2019 8:12:42 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLFireability.ctl : 2 ms
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="FlexibleBarrier-PT-06a"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstoolsm"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
# 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 2-3954"
echo " Executing tool itstoolsm"
echo " Input is FlexibleBarrier-PT-06a, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r195-csrt-155246554000149"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-06a.tgz
mv FlexibleBarrier-PT-06a execution
cd execution
if [ "CTLFireability" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "CTLFireability" = "UpperBounds" ] ; 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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.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
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 ;