Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2019-input.r197-oct2-155272230000004.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2019-input.qcow2 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 NQueens-PT-05, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r197-oct2-155272230000004
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 192K
-rw-r--r-- 1 mcc users 3.2K Feb 11 23:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 18K Feb 11 23:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 7 23:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 7 23:54 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 100 Feb 24 15:05 GlobalProperties.txt
-rw-r--r-- 1 mcc users 338 Feb 24 15:05 GlobalProperties.xml
-rw-r--r-- 1 mcc users 2.4K Feb 5 00:14 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K Feb 5 00:14 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K Feb 4 22:36 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.0K Feb 4 22:36 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 4 06:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 17K Feb 4 06:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 3.1K Feb 1 00:05 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 1 00:05 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 4 22:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 4 22:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 equiv_col
-rw-r--r-- 1 mcc users 3 Jan 29 09:34 instance
-rw-r--r-- 1 mcc users 6 Jan 29 09:34 iscolored
-rw-r--r-- 1 mcc users 27K 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 NQueens-PT-05-CTLCardinality-00
FORMULA_NAME NQueens-PT-05-CTLCardinality-01
FORMULA_NAME NQueens-PT-05-CTLCardinality-02
FORMULA_NAME NQueens-PT-05-CTLCardinality-03
FORMULA_NAME NQueens-PT-05-CTLCardinality-04
FORMULA_NAME NQueens-PT-05-CTLCardinality-05
FORMULA_NAME NQueens-PT-05-CTLCardinality-06
FORMULA_NAME NQueens-PT-05-CTLCardinality-07
FORMULA_NAME NQueens-PT-05-CTLCardinality-08
FORMULA_NAME NQueens-PT-05-CTLCardinality-09
FORMULA_NAME NQueens-PT-05-CTLCardinality-10
FORMULA_NAME NQueens-PT-05-CTLCardinality-11
FORMULA_NAME NQueens-PT-05-CTLCardinality-12
FORMULA_NAME NQueens-PT-05-CTLCardinality-13
FORMULA_NAME NQueens-PT-05-CTLCardinality-14
FORMULA_NAME NQueens-PT-05-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1553627676231

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/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /home/mcc/execution/CTLCardinality.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/CTLCardinality.pnml.gal -t CGAL -ctl /home/mcc/execution/CTLCardinality.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,462,0.038028,6200,2,3410,5,7718,6,0,137,4514,0


Converting to forward existential form...Done !
original formula: EG(AF(!((P_2_3<=R_3))))
=> equivalent forward existential formula: [FwdG(Init,!(EG(!(!((P_2_3<=R_3))))))] != FALSE
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 21/0/4
(forward)formula 0,0,0.239815,17204,1,0,17,35506,21,6,991,24493,13
FORMULA NQueens-PT-05-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AX(AF(((P_3_1>=2)&&(R_7<=cX_3))))
=> equivalent forward existential formula: [FwdG(EY(Init),!(((P_3_1>=2)&&(R_7<=cX_3))))] = FALSE
(forward)formula 1,0,0.258028,17996,1,0,18,35893,24,9,1021,27614,17
FORMULA NQueens-PT-05-CTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AF(((P_3_0>=1)&&(R_9<=L_8)))
=> equivalent forward existential formula: [FwdG(Init,!(((P_3_0>=1)&&(R_9<=L_8))))] = FALSE
Hit Full ! (commute/partial/dont) 22/0/3
(forward)formula 2,0,0.262966,18260,1,0,20,36023,32,12,1048,28816,20
FORMULA NQueens-PT-05-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG((cY_0<=cX_2))
=> equivalent forward existential formula: [FwdG(Init,(cY_0<=cX_2))] != FALSE
Hit Full ! (commute/partial/dont) 16/0/9
(forward)formula 3,1,0.281203,19052,1,0,22,37596,39,15,1084,31884,23
FORMULA NQueens-PT-05-CTLCardinality-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: (EG(TRUE) + EX((((cX_0>=3)&&(P_4_3>=1))&&(R_2>=3))))
=> equivalent forward existential formula: ([FwdG(Init,TRUE)] != FALSE + [(EY(Init) * (((cX_0>=3)&&(P_4_3>=1))&&(R_2>=3)))] != FALSE)
(forward)formula 4,1,0.281461,19052,1,0,22,37596,39,16,1084,31946,25
FORMULA NQueens-PT-05-CTLCardinality-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: (!(EG(TRUE)) * AF(!(((L_2>=3)&&(cY_2<=L_5)))))
=> equivalent forward existential formula: ([FwdG(Init,TRUE)] = FALSE * [FwdG(Init,!(!(((L_2>=3)&&(cY_2<=L_5)))))] = FALSE)
dead was empty
(forward)formula 5,0,0.284212,19316,1,0,22,37596,40,16,1087,31946,26
FORMULA NQueens-PT-05-CTLCardinality-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: !(AF(EX((P_0_3>=2))))
=> equivalent forward existential formula: [FwdG(Init,!(EX((P_0_3>=2))))] != FALSE
(forward)formula 6,1,0.284704,19580,1,0,22,37596,41,16,1088,31946,27
FORMULA NQueens-PT-05-CTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: EG((P_0_4<=P_3_2))
=> equivalent forward existential formula: [FwdG(Init,(P_0_4<=P_3_2))] != FALSE
Hit Full ! (commute/partial/dont) 23/0/2
(forward)formula 7,1,0.296631,20108,1,0,24,38491,48,19,1118,33452,30
FORMULA NQueens-PT-05-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

original formula: AF(((P_2_3>=1)&&(!((P_1_4>=2)&&(P_3_4>=1)))))
=> equivalent forward existential formula: [FwdG(Init,!(((P_2_3>=1)&&(!((P_1_4>=2)&&(P_3_4>=1))))))] = FALSE
Hit Full ! (commute/partial/dont) 22/0/3
(forward)formula 8,0,0.300298,20372,1,0,26,38660,56,22,1149,34029,33
FORMULA NQueens-PT-05-CTLCardinality-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AX((((P_2_1>=2)&&((cY_1<=R_5)&&(P_4_4>=3))) + AF((P_0_4<=P_2_0))))
=> equivalent forward existential formula: [FwdG((EY(Init) * !(((P_2_1>=2)&&((cY_1<=R_5)&&(P_4_4>=3))))),!((P_0_4<=P_2_0)))] = FALSE
Hit Full ! (commute/partial/dont) 23/0/2
(forward)formula 9,0,0.309215,20900,1,0,29,39011,66,25,1184,34726,37
FORMULA NQueens-PT-05-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (!(EG(!((R_5>=2)))) + (AF(((cX_0<=P_1_0)&&(cY_3<=L_2))) * E((R_9>=2) U (P_1_4>=1))))
=> equivalent forward existential formula: ([FwdG((Init * !(!(EG(!((R_5>=2)))))),!(((cX_0<=P_1_0)&&(cY_3<=L_2))))] = FALSE * [((Init * !(!(EG(!((R_5>=2)))))) * !(E((R_9>=2) U (P_1_4>=1))))] = FALSE)
Hit Full ! (commute/partial/dont) 24/0/1
(forward)formula 10,0,0.327904,21956,1,0,31,39481,80,27,1214,37115,45
FORMULA NQueens-PT-05-CTLCardinality-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: A(AF((P_1_4>=3)) U (((L_8>=2)&&(R_1>=2))||(P_4_4>=2)))
=> equivalent forward existential formula: [((Init * !(EG(!((((L_8>=2)&&(R_1>=2))||(P_4_4>=2)))))) * !(E(!((((L_8>=2)&&(R_1>=2))||(P_4_4>=2))) U (!(!(EG(!((P_1_4>=3))))) * !((((L_8>=2)&&(R_1>=2))||(P_4_4>=2)))))))] != FALSE
(forward)formula 11,0,0.335126,22484,1,0,31,39481,84,27,1226,37264,49
FORMULA NQueens-PT-05-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: A(AF((R_4>=1)) U !((L_4>=1)))
=> equivalent forward existential formula: [((Init * !(EG(!(!((L_4>=1)))))) * !(E(!(!((L_4>=1))) U (!(!(EG(!((R_4>=1))))) * !(!((L_4>=1)))))))] != FALSE
Hit Full ! (commute/partial/dont) 21/0/4
Hit Full ! (commute/partial/dont) 20/0/5
Hit Full ! (commute/partial/dont) 20/0/5
(forward)formula 12,0,0.400633,23276,1,0,40,43732,99,33,1281,44850,58
FORMULA NQueens-PT-05-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: (AF((P_3_0<=P_2_3)) * A(((P_4_3<=P_3_3)||(R_4<=R_9)) U ((R_1>=3)||(P_3_1>=3))))
=> equivalent forward existential formula: ([FwdG(Init,!((P_3_0<=P_2_3)))] = FALSE * ([(FwdU(Init,!(((R_1>=3)||(P_3_1>=3)))) * (!(((P_4_3<=P_3_3)||(R_4<=R_9))) * !(((R_1>=3)||(P_3_1>=3)))))] = FALSE * [FwdG(Init,!(((R_1>=3)||(P_3_1>=3))))] = FALSE))
(forward)formula 13,0,0.403084,23276,1,0,40,43732,101,33,1287,44850,59
FORMULA NQueens-PT-05-CTLCardinality-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: AF(((P_4_4>=3)&&(L_6>=1)))
=> equivalent forward existential formula: [FwdG(Init,!(((P_4_4>=3)&&(L_6>=1))))] = FALSE
(forward)formula 14,0,0.405354,23276,1,0,40,43732,103,33,1290,44850,60
FORMULA NQueens-PT-05-CTLCardinality-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

original formula: EG((R_9>=1))
=> equivalent forward existential formula: [FwdG(Init,(R_9>=1))] != FALSE
Hit Full ! (commute/partial/dont) 24/0/1
(forward)formula 15,1,0.412614,23276,1,0,42,43999,110,36,1305,45719,63
FORMULA NQueens-PT-05-CTLCardinality-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.

BK_STOP 1553627679267

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution CTLCardinality -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 CTLCardinality -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 26, 2019 7:14:38 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -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 26, 2019 7:14:38 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 34 ms
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 55 places.
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 25 transitions.
Mar 26, 2019 7:14:38 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 11 ms
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.DomainAnalyzer computeVariableDomains
INFO: Found a total of 2 fixed domain variables (out of 55 variables) in GAL type NQueens_PT_05
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier printConstantVars
INFO: Found a total of 2 constant array cells/variables (out of 55 variables) in type NQueens_PT_05
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier printConstantVars
INFO: R_0,L_9,
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.DomainAnalyzer computeVariableDomains
INFO: Found a total of 2 fixed domain variables (out of 55 variables) in GAL type NQueens_PT_05
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier printConstantVars
INFO: Found a total of 2 constant array cells/variables (out of 55 variables) in type NQueens_PT_05
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier printConstantVars
INFO: R_0,L_9,
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: Removed 2 constant variables :R_0=1, L_9=1
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.Simplifier simplifyConstantVariables
INFO: Simplified 3 expressions due to constant valuations.
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 38 ms
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 25 transitions.
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 53 places.
Mar 26, 2019 7:14:38 PM fr.lip6.move.gal.application.StructuralToGreatSPN handlePage
INFO: Transformed 25 transitions.
Mar 26, 2019 7:14:38 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/CTLCardinality.pnml.gal : 2 ms
Mar 26, 2019 7:14:38 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /home/mcc/execution/CTLCardinality.ctl : 1 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="NQueens-PT-05"
export BK_EXAMINATION="CTLCardinality"
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 NQueens-PT-05, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r197-oct2-155272230000004"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/NQueens-PT-05.tgz
mv NQueens-PT-05 execution
cd execution
if [ "CTLCardinality" = "GlobalProperties" ] ; then
rm -f GenericPropertiesVerdict.xml
fi
if [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;