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 204K
-rw-r--r-- 1 mcc users 4.0K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 20K 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 16K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:49 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 15 18:49 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.4K 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 1.8K 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 4.3K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 20K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 109 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 347 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 17K 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 3.8K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:49 equiv_col
-rw-r--r-- 1 mcc users 3 May 15 18:49 instance
-rw-r--r-- 1 mcc users 6 May 15 18:49 iscolored
-rw-r--r-- 1 mcc users 33K May 15 18:49 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-structural
Input is Angiogenesis-PT-25, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r019-qhx1-152646243500039
=====================================================================

--------------------
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 Angiogenesis-PT-25-CTLFireability-00
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-01
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-02
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-03
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-04
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-05
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-06
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-07
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-08
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-09
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-10
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-11
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-12
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-13
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-14
FORMULA_NAME Angiogenesis-PT-25-CTLFireability-15

=== Now, execution of the tool begins

BK_START 1526800814509


BK_STOP 1526801065826

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

Prefix is 75f5f979.
Reading known information in /usr/share/mcc4mcc/75f5f979-known.json.
Reading learned information in /usr/share/mcc4mcc/75f5f979-learned.json.
Reading value translations in /usr/share/mcc4mcc/75f5f979-values.json.
Using directory /home/mcc/execution for input, as it contains a model.pnml file.
Using Angiogenesis-PT-25 as instance name.
Using Angiogenesis as model name.
Using algorithm or tool bmdt.
Model characteristics are: {'Examination': 'CTLFireability', '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': False, 'Sink Place': True, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': True, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': None, 'Deadlock': True, 'Reversible': False, 'Quasi Live': False, 'Live': False}.
Known tools are: [{'Time': 1006603, 'Memory': 15940.38, 'Tool': 'lola'}, {'Time': 1010916, 'Memory': 15938.79, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'itstools'}].
CTLFireability lola Angiogenesis-PT-25...

Time: 3600 - MCC
----- Start make prepare stdout -----
----- Start make prepare stderr -----
===========================================================================================
Angiogenesis-PT-25: translating PT Petri net model.pnml into LoLA format
===========================================================================================
translating PT Petri net complete


checking for too many tokens
===========================================================================================
Angiogenesis-PT-25: translating PT formula CTLFireability into LoLA format
===========================================================================================
translating formula complete
touch formulae;
----- Start make result stdout -----
----- Start make result stderr -----
CTLFireability @ Angiogenesis-PT-25 @ 3538 seconds
make: [verify] Error 134 (ignored)
----- Start make result stderr -----
Makefile:222: recipe for target 'verify' failed
----- Start make result stdout -----
lola: LoLA will run for 3538 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 103/65536 symbol table entries, 0 collisions
lola: preprocessing...
lola: finding significant places
lola: 39 places, 64 transitions, 31 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 54 transition conflict sets
lola: TASK
lola: reading formula from Angiogenesis-PT-25-CTLFireability.task
lola: NOT((E ((NOT FIREABLE(k6) U FIREABLE(k50))) AND (A ((FIREABLE(k40) U FIREABLE(k59))) OR NOT FIREABLE(k32)))) : A (G (E (G (E (F (FIREABLE(k29))))))) : NOT(A (X (A (G (NOT FIREABLE(k47)))))) : (E (F ((A (X (FIREABLE(k21))) AND E (G (FIREABLE(k47)))))) AND A (F (((NOT FIREABLE(k20) AND NOT FIREABLE(k18)) OR NOT FIREABLE(k32))))) : E ((E (F ((FIREABLE(k40) AND FIREABLE(k22)))) U (FIREABLE(k2) OR FIREABLE(k15)))) : E (F (A (G (E (G (FIREABLE(k6))))))) : (((NOT(E (G (FIREABLE(k60)))) AND E (X (NOT FIREABLE(k57)))) AND (A ((FIREABLE(k11) U FIREABLE(k16))) OR NOT(A (G (FIREABLE(t0)))))) OR NOT(A (((FIREABLE(k6) OR FIREABLE(k60)) U NOT FIREABLE(k25))))) : (NOT FIREABLE(k52) AND E (F (A (X ((FIREABLE(k41) OR FIREABLE(k63))))))) : E (F (((NOT FIREABLE(k59) AND NOT FIREABLE(k17) AND FIREABLE(k41)) AND E (G (FIREABLE(k53)))))) : E ((E (G (FIREABLE(k46))) U (E (F (FIREABLE(k15))) OR E (X (FIREABLE(k46)))))) : E ((NOT(A (X (FIREABLE(k57)))) U FIREABLE(k24))) : (E (F (E (G (FIREABLE(k52))))) OR FIREABLE(k35)) : NOT(E (F ((E (X (FIREABLE(k42))) AND E (G (FIREABLE(k27))))))) : NOT((((E (X (FIREABLE(k9))) OR ((FIREABLE(k46) OR FIREABLE(k38)) AND (FIREABLE(k24) OR FIREABLE(k46)))) OR A ((FIREABLE(k46) U FIREABLE(k45)))) OR E (X (A (G (FIREABLE(k56))))))) : A (G (A ((FIREABLE(k18) U NOT FIREABLE(k26))))) : A (F (E (F (FIREABLE(k45)))))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: NOT((E ((NOT FIREABLE(k6) U FIREABLE(k50))) AND (A ((FIREABLE(k40) U FIREABLE(k59))) OR NOT FIREABLE(k32))))
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 0 will run for 221 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A ((FIREABLE(k6) R NOT FIREABLE(k50)))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A ((FIREABLE(k6) R NOT FIREABLE(k50)))
lola: processed formula: A ((FIREABLE(k6) R NOT FIREABLE(k50)))
lola: processed formula length: 38
lola: 11 rewrites
lola: formula mentions 0 of 39 places; total mentions: 0
lola: closed formula file Angiogenesis-PT-25-CTLFireability.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 128 bytes per marking, with 30 unused bits
lola: using a prefix tree store (--store=prefix)
lola: using ltl preserving stubborn set method (--stubborn)
lola: SEARCH
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: LTL model checker
lola: The net does not satisfy the given formula (language of the product automaton is nonempty).
lola: 266 markings, 328 edges
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E ((NOT FIREABLE(k40) R NOT FIREABLE(k59)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(FIREABLE(k40) U FIREABLE(k59)))
lola: processed formula length: 37
lola: 14 rewrites
lola: formula mentions 0 of 39 places; total mentions: 0
lola: closed formula file Angiogenesis-PT-25-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 124 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: SUBRESULT
lola: result: yes
lola: produced by: CTL model checker
lola: The net satisfies the given formula.
lola: 1 markings, 0 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: FIREABLE(k32)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: FIREABLE(k32)
lola: processed formula length: 13
lola: 11 rewrites
lola: formula mentions 0 of 39 places; total mentions: 0
lola: closed formula file Angiogenesis-PT-25-CTLFireability.task
lola: processed formula with 0 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: no
lola: produced by: preprocessing
lola: The net violates the given property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 1 will run for 235 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (E (G (E (F (FIREABLE(k29)))))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(E(TRUE U A(TRUE U NOT(E(TRUE U FIREABLE(k29))))))
lola: processed formula length: 53
lola: 4 rewrites
lola: formula mentions 0 of 39 places; total mentions: 0
lola: closed formula file Angiogenesis-PT-25-CTLFireability.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 124 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Using CTL preserving stubborn sets
lola: RUNNING
lola: CTL formula contains 3 significant temporal operators and needs 13 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: 829441 markings, 2667920 edges, 3689348869717491712 markings/sec, 0 secs
lola: 1358168 markings, 6639887 edges, 105745 markings/sec, 5 secs
lola: 1762141 markings, 10173873 edges, 80795 markings/sec, 10 secs
lola: 2796441 markings, 12160189 edges, 206860 markings/sec, 15 secs
lola: 3696977 markings, 13989855 edges, 180107 markings/sec, 20 secs
lola: 3696977 markings, 18873262 edges, 0 markings/sec, 25 secs
lola: 3696977 markings, 24593621 edges, 0 markings/sec, 30 secs
lola: 4135683 markings, 28372321 edges, 87741 markings/sec, 35 secs
lola: 4909202 markings, 30869640 edges, 154704 markings/sec, 40 secs
lola: 5369305 markings, 34866682 edges, 92021 markings/sec, 45 secs
lola: 6117100 markings, 37144461 edges, 149559 markings/sec, 50 secs
lola: 6125420 markings, 42481228 edges, 1664 markings/sec, 55 secs
lola: 6862427 markings, 45451456 edges, 147401 markings/sec, 60 secs
lola: 7534170 markings, 49067443 edges, 134349 markings/sec, 65 secs
lola: 8033400 markings, 52592967 edges, 99846 markings/sec, 70 secs
lola: 8456158 markings, 56829189 edges, 84552 markings/sec, 75 secs
lola: 8799727 markings, 61282968 edges, 68714 markings/sec, 80 secs
lola: 9718051 markings, 63464171 edges, 183665 markings/sec, 85 secs
lola: 9979249 markings, 68384530 edges, 52240 markings/sec, 90 secs
lola: 10412264 markings, 72681296 edges, 86603 markings/sec, 95 secs
lola: 11193297 markings, 75523017 edges, 156207 markings/sec, 100 secs
lola: 11771753 markings, 79437478 edges, 115691 markings/sec, 105 secs
lola: 12171218 markings, 83746994 edges, 79893 markings/sec, 110 secs
lola: 12669302 markings, 87544934 edges, 99617 markings/sec, 115 secs
lola: 13364274 markings, 90724436 edges, 138994 markings/sec, 120 secs
lola: 13920991 markings, 94717304 edges, 111343 markings/sec, 125 secs
lola: 14197900 markings, 99198697 edges, 55382 markings/sec, 130 secs
lola: 14840279 markings, 102562697 edges, 128476 markings/sec, 135 secs
lola: 15621312 markings, 105590102 edges, 156207 markings/sec, 140 secs
lola: 15931337 markings, 110130979 edges, 62005 markings/sec, 145 secs
lola: 16331754 markings, 114447306 edges, 80083 markings/sec, 150 secs
lola: 17097317 markings, 117311256 edges, 153113 markings/sec, 155 secs
lola: 17685238 markings, 121109472 edges, 117584 markings/sec, 160 secs
lola: 18072848 markings, 125395063 edges, 77522 markings/sec, 165 secs
lola: 18573322 markings, 129112016 edges, 100095 markings/sec, 170 secs
lola: 19268294 markings, 132173796 edges, 138994 markings/sec, 175 secs
lola: 19784462 markings, 136288766 edges, 103234 markings/sec, 180 secs
lola: 20056141 markings, 140758716 edges, 54336 markings/sec, 185 secs
lola: 20744299 markings, 143956801 edges, 137632 markings/sec, 190 secs
lola: 21498937 markings, 147189388 edges, 150928 markings/sec, 195 secs
lola: 22544329 markings, 149320301 edges, 209078 markings/sec, 200 secs
lola: 23570561 markings, 151428615 edges, 205246 markings/sec, 205 secs
lola: 24586279 markings, 153517199 edges, 203144 markings/sec, 210 secs
lola: 25593390 markings, 155532912 edges, 201422 markings/sec, 215 secs
lola: 26591208 markings, 157558237 edges, 199564 markings/sec, 220 secs
lola: 27582388 markings, 159541877 edges, 198236 markings/sec, 225 secs
lola: local time limit reached - aborting
lola: Child process aborted or communication problem between parent and child process
terminate called after throwing an instance of 'std::runtime_error'
what(): parse error at position 0: unexpected character, last read: '
'
Aborted (core dumped)
FORMULA Angiogenesis-PT-25-CTLFireability-0 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-1 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-2 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-3 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-4 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-5 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-6 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-7 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-8 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-9 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-10 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-11 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-12 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-13 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-14 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA Angiogenesis-PT-25-CTLFireability-15 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stderr -----
----- Kill lola and sara stdout -----
----- Finished stdout -----
----- Finished stderr -----

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="Angiogenesis-PT-25"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="irma4mcc-structural"
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/Angiogenesis-PT-25.tgz
mv Angiogenesis-PT-25 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-structural"
echo " Input is Angiogenesis-PT-25, 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 r019-qhx1-152646243500039"
echo "====================================================================="
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 '' CTLFireability.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 ;