About the Execution of Irma.full for FlexibleBarrier-PT-10a
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
665.570 | 6840.00 | 13570.00 | 233.90 | FFFFFFTTTFTFFTFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Waiting for the VM to be ready (probing ssh)
..................
/home/mcc/execution
total 264K
-rw-r--r-- 1 mcc users 3.6K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 21K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 14K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 9.0K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 113 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 351 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.9K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 4 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 94K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-full
Input is FlexibleBarrier-PT-10a, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r090-blw7-152650001100143
=====================================================================
--------------------
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-10a-CTLCardinality-00
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-01
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-02
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-03
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-04
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-05
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-06
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-07
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-08
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-09
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-10
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-11
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-12
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-13
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-14
FORMULA_NAME FlexibleBarrier-PT-10a-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1527059424981
BK_STOP 1527059431821
--------------------
content from stderr:
Prefix is 65b80f64.
Reading known information in /usr/share/mcc4mcc/65b80f64-known.json.
Reading learned information in /usr/share/mcc4mcc/65b80f64-learned.json.
Reading value translations in /usr/share/mcc4mcc/65b80f64-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using FlexibleBarrier-PT-10a as instance name.
Using FlexibleBarrier as model name.
Using algorithm or tool bmdt.
Model characteristics are: {'Examination': 'CTLCardinality', 'Place/Transition': True, 'Colored': False, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': True, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': False, 'Source Place': True, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': None, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': True, 'Safe': True, 'Deadlock': None, 'Reversible': None, 'Quasi Live': None, 'Live': None}.
Known tools are: [{'Time': 2515, 'Memory': 230.52, 'Tool': 'itstools'}, {'Time': 3461, 'Memory': 155.66, 'Tool': 'gspn'}, {'Time': 1160417, 'Memory': 6672.8, 'Tool': 'marcie'}, {'Time': 3141562, 'Memory': 15946.16, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'lola'}].
Learned tool lola is 1249.1300198807157x far from the best tool itstools.
CTLCardinality itstools FlexibleBarrier-PT-10a...
May 23, 2018 7:10:30 AM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-z3path, /usr/bin/z3, -yices2path, /usr/bin/yices, -ltsminpath, /usr/bin, -smt, -its, -pnfolder, /mcc-data, -examination, CTLCardinality]
May 23, 2018 7:10:30 AM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /mcc-data/model.pnml
May 23, 2018 7:10:30 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 108 ms
May 23, 2018 7:10:30 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 123 places.
May 23, 2018 7:10:30 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 334 transitions.
May 23, 2018 7:10:30 AM fr.lip6.move.gal.pnml.togal.PnmlToGalTransformer transform
INFO: Found NUPN structural information;
May 23, 2018 7:10:30 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /mcc-data/model.pnml.img.gal : 41 ms
May 23, 2018 7:10:30 AM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
May 23, 2018 7:10:30 AM fr.lip6.move.gal.instantiate.CompositeBuilder decomposeWithOrder
INFO: Decomposing Gal with order
May 23, 2018 7:10:30 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 72 ms
May 23, 2018 7:10:30 AM fr.lip6.move.gal.instantiate.CompositeBuilder rewriteArraysToAllowPartition
INFO: Rewriting arrays to variables to allow decomposition.
May 23, 2018 7:10:31 AM fr.lip6.move.gal.instantiate.Instantiator fuseIsomorphicEffects
INFO: Removed a total of 535 redundant transitions.
May 23, 2018 7:10:31 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /mcc-data/CTLCardinality.pnml.gal : 3 ms
May 23, 2018 7:10:31 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSCTLTools
INFO: Time to serialize properties into /mcc-data/CTLCardinality.ctl : 3 ms
Invoking ITS tools like this :CommandLine [args=[/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-ctl-linux64, --gc-threshold, 2000000, --quiet, -i, /mcc-data/CTLCardinality.pnml.gal, -t, CGAL, -ctl, /mcc-data/CTLCardinality.ctl], workingDir=/mcc-data]
its-ctl command run as :
/usr/share/itscl/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201804131302/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -i /mcc-data/CTLCardinality.pnml.gal -t CGAL -ctl /mcc-data/CTLCardinality.ctl
No direction supplied, using forward translation only.
Parsed 16 CTL formulae.
built 66 ordering constraints for composite.
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,6.19174e+10,0.055375,6708,30,25,4790,769,297,4402,68,4041,0
Converting to forward existential form...Done !
original formula: AG(((((u12.p122>=1)||((u2.p21==0)||(u9.p105==1)))||(!(u6.p72>=2)))&&(((u5.p59>=1)||((u1.p2==0)||(u10.p110==1)))||(((u9.p100==0)||(u1.p12==1))||(u2.p23>=1)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(((((u12.p122>=1)||((u2.p21==0)||(u9.p105==1)))||(!(u6.p72>=2)))&&(((u5.p59>=1)||((u1.p2==0)||(u10.p110==1)))||(((u9.p100==0)||(u1.p12==1))||(u2.p23>=1))))))] = FALSE
(forward)formula 0,0,0.058022,7144,1,0,4790,769,335,4402,87,4041,92
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: !(AG(!((((u5.p52==0)||(u6.p65==1))&&(u2.p21>=2)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (((u5.p52==0)||(u6.p65==1))&&(u2.p21>=2)))] != FALSE
(forward)formula 1,0,0.058297,7144,1,0,4790,769,343,4402,90,4041,106
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AG((((u6.p63==0)||(u10.p115==1))||((u4.p44==0)||(u3.p27==1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !((((u6.p63==0)||(u10.p115==1))||((u4.p44==0)||(u3.p27==1)))))] = FALSE
(forward)formula 2,0,0.059059,7144,1,0,4790,769,356,4402,98,4041,148
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AG((((((u2.p18==0)||(u4.p39==1))||(u2.p24>=3))&&(((u1.p10==0)||(u9.p99==1))||((u10.p113==0)||(u4.p37==1))))||((u1.p10>=2)&&(((u1.p4==0)||(u2.p21==1))||(u3.p31>=3)))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !((((((u2.p18==0)||(u4.p39==1))||(u2.p24>=3))&&(((u1.p10==0)||(u9.p99==1))||((u10.p113==0)||(u4.p37==1))))||((u1.p10>=2)&&(((u1.p4==0)||(u2.p21==1))||(u3.p31>=3))))))] = FALSE
(forward)formula 3,0,0.060915,7144,1,0,4790,769,391,4402,109,4041,284
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AG((AX((u6.p65>=1)) + ((u8.p89==0)||(u4.p39==1))))
=> equivalent forward existential formula: [(EY((FwdU(Init,TRUE) * !(((u8.p89==0)||(u4.p39==1))))) * !((u6.p65>=1)))] = FALSE
(forward)formula 4,0,0.064624,7144,1,0,4790,769,583,4402,139,4041,559
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-04 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: AG(A((u10.p117>=1) U ((u5.p54==0)||(u2.p17==1))))
=> equivalent forward existential formula: ([(FwdU(FwdU(Init,TRUE),!(((u5.p54==0)||(u2.p17==1)))) * (!((u10.p117>=1)) * !(((u5.p54==0)||(u2.p17==1)))))] = FALSE * [FwdG(FwdU(Init,TRUE),!(((u5.p54==0)||(u2.p17==1))))] = FALSE)
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
(forward)formula 5,0,0.075337,7144,1,0,4790,769,1474,4402,325,4041,1594
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: (AG(((!((u3.p33==0)||(u9.p99==1)))||(!(u8.p86>=3)))) * (!(((((u10.p118==0)||(u3.p32==1))&&((u8.p90==0)||(u1.p10==1)))||(((u4.p45==0)||(u8.p94==1))||((u5.p54==0)||(u6.p69==1))))) + EF(!((u8.p94>=2)))))
=> equivalent forward existential formula: ([(FwdU(Init,TRUE) * !(((!((u3.p33==0)||(u9.p99==1)))||(!(u8.p86>=3)))))] = FALSE * [((Init * !(!(((((u10.p118==0)||(u3.p32==1))&&((u8.p90==0)||(u1.p10==1)))||(((u4.p45==0)||(u8.p94==1))||((u5.p54==0)||(u6.p69==1))))))) * !(E(TRUE U !((u8.p94>=2)))))] = FALSE)
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 6,1,0.079204,7144,1,0,4790,846,1579,4402,342,4041,1789
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF((u10.p111>=1))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (u10.p111>=1))] != FALSE
(forward)formula 7,1,0.079395,7144,1,0,4790,846,1581,4402,342,4041,1794
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF(EX(!(((u8.p90==0)||(u1.p3==1)))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(((u8.p90==0)||(u1.p3==1))))] != FALSE
(forward)formula 8,1,0.080114,7144,1,0,4790,852,1589,4402,342,4041,2094
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF((AF((u7.p80>=3)) * !(((u6.p62>=2)||(u6.p65>=2)))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * !(((u6.p62>=2)||(u6.p65>=2)))) * !(EG(!((u7.p80>=3)))))] != FALSE
(forward)formula 9,0,0.080384,7144,1,0,4790,852,1594,4402,344,4041,2106
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: E(((u6.p65==0)||(u9.p106==1)) U (u8.p91>=1))
=> equivalent forward existential formula: [(FwdU(Init,((u6.p65==0)||(u9.p106==1))) * (u8.p91>=1))] != FALSE
(forward)formula 10,1,0.127949,8728,1,0,7599,1424,1676,8408,345,8596,10696
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF((((u5.p57==0)||(u2.p22==1))&&(u8.p95>=2)))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * (((u5.p57==0)||(u2.p22==1))&&(u8.p95>=2)))] != FALSE
(forward)formula 11,0,0.12839,8992,1,0,7599,1424,1683,8408,346,8596,10696
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: (((((!(u2.p17>=2))||(((u3.p25==0)||(u7.p81==1))||((u3.p32==0)||(u5.p49==1)))) * EF(((u8.p95==0)||(u2.p21==1)))) + (u9.p108>=2)) * E((((u10.p118==0)||(u6.p66==1))||(u9.p101>=1)) U ((u4.p40>=2)&&(u2.p22>=3))))
=> equivalent forward existential formula: [(FwdU((Init * ((((!(u2.p17>=2))||(((u3.p25==0)||(u7.p81==1))||((u3.p32==0)||(u5.p49==1)))) * E(TRUE U ((u8.p95==0)||(u2.p21==1)))) + (u9.p108>=2))),(((u10.p118==0)||(u6.p66==1))||(u9.p101>=1))) * ((u4.p40>=2)&&(u2.p22>=3)))] != FALSE
(forward)formula 12,0,0.128559,8992,1,0,7599,1424,1689,8408,348,8596,10696
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: !(EF(AF((u5.p54>=3))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EG(!((u5.p54>=3)))))] = FALSE
(forward)formula 13,1,0.128809,8992,1,0,7599,1424,1693,8408,350,8596,10715
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !
***************************************
original formula: EF((AF((u13.p0>=1)) * (((u7.p78>=3)&&(u8.p89>=2))&&(u6.p64>=1))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * (((u7.p78>=3)&&(u8.p89>=2))&&(u6.p64>=1))) * !(EG(!((u13.p0>=1)))))] != FALSE
(forward)formula 14,0,0.129684,8992,1,0,7599,1424,1721,8409,355,8596,10749
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
original formula: EX(EF(((u4.p37>=2)&&((u6.p62==0)||(u6.p70==1)))))
=> equivalent forward existential formula: [(FwdU(EY(Init),TRUE) * ((u4.p37>=2)&&((u6.p62==0)||(u6.p70==1))))] != FALSE
(forward)formula 15,0,0.129993,8992,1,0,7601,1424,1729,8409,357,8597,10753
FORMULA FlexibleBarrier-PT-10a-CTLCardinality-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
***************************************
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-10a"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="irma4mcc-full"
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
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10a.tgz
mv FlexibleBarrier-PT-10a execution
cd execution
pwd
ls -lh
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool irma4mcc-full"
echo " Input is FlexibleBarrier-PT-10a, 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 r090-blw7-152650001100143"
echo "====================================================================="
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 '
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 ;