fond
Model Checking Contest @ Petri Nets 2016
6th edition, Toruń, Poland, June 21, 2016
Execution of r221su-smll-146468026900148
Last Updated
June 30, 2016

About the Execution of Marcie for DES-PT-50a

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
9819.890 3600000.00 3599979.00 80.20 ?????????F??T??T 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)
...............
=====================================================================
Generated by BenchKit 2-2979
Executing tool marcie
Input is DES-PT-50a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r221su-smll-146468026900148
=====================================================================


--------------------
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 DES-PT-50a-CTLFireability-0
FORMULA_NAME DES-PT-50a-CTLFireability-1
FORMULA_NAME DES-PT-50a-CTLFireability-10
FORMULA_NAME DES-PT-50a-CTLFireability-11
FORMULA_NAME DES-PT-50a-CTLFireability-12
FORMULA_NAME DES-PT-50a-CTLFireability-13
FORMULA_NAME DES-PT-50a-CTLFireability-14
FORMULA_NAME DES-PT-50a-CTLFireability-15
FORMULA_NAME DES-PT-50a-CTLFireability-2
FORMULA_NAME DES-PT-50a-CTLFireability-3
FORMULA_NAME DES-PT-50a-CTLFireability-4
FORMULA_NAME DES-PT-50a-CTLFireability-5
FORMULA_NAME DES-PT-50a-CTLFireability-6
FORMULA_NAME DES-PT-50a-CTLFireability-7
FORMULA_NAME DES-PT-50a-CTLFireability-8
FORMULA_NAME DES-PT-50a-CTLFireability-9

=== Now, execution of the tool begins

BK_START 1464870914980


Marcie rev. 8535M (built: crohr on 2016-04-27)
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: marcie --net-file=model.pnml --mcc-file=CTLFireability.xml --mcc-mode --memory=6 --suppress

parse successfull
net created successfully

Net: DES_PT_50a
(NrP: 314 NrTr: 271 NrArc: 1306)

net check time: 0m 0.000sec

parse formulas
formulas created successfully
place and transition orderings generation:0m 0.016sec

init dd package: 0m 3.861sec


RS generation: 4m41.562sec


-> reachability set: #nodes 251116 (2.5e+05) #states 56,112,812,515,045 (13)



starting MCC model checker
--------------------------

checking: ~ [AG [EX [~ [IS_FIREABLE [t144]]]]]
normalized: E [true U ~ [EX [~ [IS_FIREABLE [t144]]]]]

.
before gc: list nodes free: 3634135

after gc: idd nodes used:409170, unused:63590830; list nodes free:275014421
-> the formula is TRUE

FORMULA DES-PT-50a-CTLFireability-6 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 5m37.840sec

checking: EF [AF [EX [IS_FIREABLE [t39]]]]
normalized: E [true U ~ [EG [~ [EX [IS_FIREABLE [t39]]]]]]

.................................
EG iterations: 32
-> the formula is TRUE

FORMULA DES-PT-50a-CTLFireability-9 TRUE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 3m25.245sec

checking: A [~ [EX [IS_FIREABLE [t175]]] U ~ [~ [IS_FIREABLE [t122]]]]
normalized: [~ [E [~ [IS_FIREABLE [t122]] U [EX [IS_FIREABLE [t175]] & ~ [IS_FIREABLE [t122]]]]] & ~ [EG [~ [IS_FIREABLE [t122]]]]]

...
before gc: list nodes free: 1756233

after gc: idd nodes used:654544, unused:63345456; list nodes free:278101037
...................
before gc: list nodes free: 1623073

after gc: idd nodes used:812997, unused:63187003; list nodes free:285723570
...............
before gc: list nodes free: 430952

after gc: idd nodes used:902225, unused:63097775; list nodes free:285310242
................
before gc: list nodes free: 332332

after gc: idd nodes used:942662, unused:63057338; list nodes free:285149811
.....................
before gc: list nodes free: 827269

after gc: idd nodes used:1227044, unused:62772956; list nodes free:283536519
...................................
EG iterations: 109
.
before gc: list nodes free: 11754332

after gc: idd nodes used:910981, unused:63089019; list nodes free:285473774

before gc: list nodes free: 24587361

after gc: idd nodes used:967808, unused:63032192; list nodes free:285224827

before gc: list nodes free: 22635239

after gc: idd nodes used:1009172, unused:62990828; list nodes free:285066855
-> the formula is FALSE

FORMULA DES-PT-50a-CTLFireability-3 FALSE TECHNIQUES SEQUENTIAL_PROCESSING DECISION_DIAGRAMS UNFOLDING_TO_PT

MC time: 37m27.457sec

checking: [AF [AX [[IS_FIREABLE [t69] | IS_FIREABLE [t231]]]] | AG [IS_FIREABLE [t81]]]
normalized: [~ [EG [EX [~ [[IS_FIREABLE [t69] | IS_FIREABLE [t231]]]]]] | ~ [E [true U ~ [IS_FIREABLE [t81]]]]]


BK_TIME_CONFINEMENT_REACHED

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

check for maximal unmarked siphon
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 0.000sec

1700 11380 12191 11909 12136 12039 12297 12493 12856 13184 13639 13578 13206 13202 13254 13531 13373 13325 13464 13422 13277 13176 13000 13248 13200 12890 13254 13177 13008 13129 12972 12897 12725 12942 12653 12950 12779 12703 12854 12677 12510 12687 12448 12665 12359 12320 12151 15574 15646 15468 15497 29570 29963 29980 29295 32756 32822 32804 32830 47359 48233 50082 48446 45733 52083 51976 52237 51710 88293 88896 89526 89232 92101 92313 92448 92514 104648 108246 110753 109676 105103 111917 111997 112073 112166 115196 122665 123223 123298 125270 125838 125954 126063 126025 126157 138313 140298 140676 142414 142927 141026 140892 141191 141161 139696 141751 141809 149570 149858 151522 152129 151891 152009 153057 153141 152975 152220 152177 152132 150588 166871 167398 169580 170723 162476 162718 167231 166828 167224 167329 167041 167005 165436 165492 166383 166420 166442 166773 166696 166730 173047 173650 175284 175988 176323 176949 177105 176630 176025 176056 190585 190538 193310 194476 193062 193032 185483 185706 185781 185936 185892 185851 189293 189223 188813 189083 188118 191025 190799 191212 187496 187281 187298 187533 187421 187375 186934 192140 191708 194395 194802 195429 195709 195126 195159 194178 192986 207613 207685 208942 211116 201571 201869 202069 202097 203796 203876 203059 203239 203485 203723 203316 203263 198710 198818 198671 197935 201221 199992 203610 203882 204462 204787 204197 204226 203196 201021 215315 215375 217428 218472 208792 209188 209386 209412 209470 209532 208702 208852 208097 208249 207789 207421 203072 202693 202488 200879 204009 201190 206427 206659 207342 207558 206955 206981 205951 203743 217181 217235 219502 220372 210827 211033 211221 211165 211129 211183 210381 210511 209610 209726 209258 208404 204470 203784 203821 207867 205182 206907 207619 207389 208544 208712 208097 207055 207092 218080 218198 221351 220689 221443 211945 212069 212253 211635 212029 212376 211297 210924 205201 205305 204580 205758 205125 204677 204704 205443 206046 207757 208488 208821 209413 209569 208945 207909 207940 218951 219054 220366 221661 220211 212839 212951 213127 212922 212915 211935 212191 211346 211415 211421 211034 206900 206293 205599 205627 206371 206974 208632 209410 209688 210335 210410 209846 208813 208841 219799 219933 220941 222627 220902 213748 213628 214022 213782 213818 212776 213104 211430 212336 211878 211943 206951 207226 206526 206474 207589 207913 209589 210360 209913 211277 211314 210767 209737 209681 220667 220831 221797 223639 219222 214678 214895 214935 214728 214740 213785 214039 211833 213272 212835 212867 208014 208174 207468 207056 208624 208876 210628 211325 211954 212234 211672 211704 210676 210249 221578 221744 222881 224666 215513 215623 215832 215864 215596 215677 214687 214989 214416 214227 213780 213807 209025 209141 208425 207566 209638 209206 211985 212305 212924 213212 212625 212656 211630 209948 222606 222672 224038 225737 216187 216583 216782 216808 216567 216629 215804 215954 215045 215193 214739 214329 210023 209647 209398 207686 210667 207911 213076 213308 214007 214205 213598 213562 212600 207982 223563 223615 225982 226794 217422 217558 217745 217335 217548 217486 216814 216451 216070 216178 215711 214885 211036 210353 210385 211099 211702 213393 214134 214457 215057 214788 214584 213554 213584 224419 224531 225883 227228 225720 218448 218328 218722 218502 218538 217501 217834 216180 217090 216659 216699 211816 212060 211363 211379 212473 212761 214377 215191 215841 216104 215557 215584 214560 214377 225315 225512 227027 228431 219363 219473 219681 219714 219462 219543 218549 218859 217880 218117 217675 217701 212983 213099 212384 210695 213610 213163 215983 216255 216799 217160 216570 216599 215578 213443 226446 226506 228663 229649 220211 220505 220696 220641 220505 220561 219764 219899 219039 219159 218697 217885 214061 213382 213419 214669 214726 216425 217142 217495 218069 218231 217606 216577 216610 227363 227469 228831 230128 228678 221444 221548 221722 221535 221550 220516 220844 219210 220120 219693 219732 214874 215138 214444 214266 215569 215839 217483 218268 218907 219179 218605 218654 217633 217214 228333 228499 229678 231463 222194 222526 222731 222760 222524 222604 221749 221929 220986 221204 220757 220578 216126 216006 215513 213839 216769 214076 219161 219393 220088 220292 219690 219655 218698 214165 229490 229430 231972 232784 223483 223611 223792 223173 223621 222811 222904 222305 222195 222201 221825 217832 217249 216567 216595 217579 217939 219719 220357 219928 221276 221325 220771 219751 219696 230389 230558 232119 233453 225597 224615 224827 224863 224622 224711 223668 224029 223080 223317 222880 222906 218267 218379 217670 216010 218899 217720 221280 221528 222097 222437 221837 221865 220849 218748 231579 231633 233963 234833 225602 225738 225925 225515 225760 225698 225039 224671 224342 224231 223981 220018 219432 218754 218783 219595 220117 221778 222530 222099 223457 223507 222952 221933 221959 232514 232683 234276 235590 227760 226780 226992 227028 226796 226884 225839 226204 225237 225506 225068 225016 220488 220596 219889 218241 221125 219168 223507 223747 224426 224648 224050 224077 223063 218587 233738 233790 236217 237029 227817 227941 228122 232097 227969 227157 227254 226659 226569 226198 226200 221449 221691 221008 221034 222076 222382 223995 224795 224833 225716 225705 225196 224180 223998 234699 234872 236099 237874 228738 229021 229227 229256 229049 229123 228284 228454 227611 227763 227320 226923 222789 222409 222172 224854 223447 225189 225842 225620 226769 226943 226328 225302 225340 235874 235967 237383 238647 237296 230108 229988 230382 230192 230244 229194 229549 227463 228872 228450 228482 223874 224018 223324 222738 224500 224734 226737 227144 227773 228053 227469 227502 226490 224396 237067 237129 239232 240305 231128 231330 231522 231466 231374 231428 230649 230420 229988 230092 229635 225740 225162 224488 224518 225298 225847 227492 228253 227815 229172 229221 228667 227653 227679 238068 238260 239855 241224 232139 232467 232673 232705 232496 232583 231724 231914 231051 231243 230802 230622 226317 225937 225703 231271 226966 228708 229361 229139 230288 230462 229847 228824 228862 239299 239402 240834 242129 240679 233611 233483 233878 233755 233753 232834 233064 233790 232405 231982 232012 227471 227599 226903 226096 228100 227668 230452 230724 231304 231629 231039 231068 230060 228016 240559 240613 242991 243861 234758 234882 235066 234448 234938 234126 234229 233640 233582 233203 233212 228521 228796 228116 228064 229222 229501 231241 231902 233138 232811 232249 232281 231272 230660 241719 241793 242997 244912 235726 236072 236269 236216 236134 236190 235404 235539 234766 234878 234428 233670 230012 229344 229375 230152 230692 232336 233087 233232 234008 234064 233509 232499 232525 242785 242990 244609 245978 236949 237281 237485 237515 237335 237411 236579 236749 235953 236097 235659 234865 231239 230578 230623 234442 231907 233564 234295 234629 235220 235376 234752 233739 233771 244013 244200 245360 247059 244455 238501 238712 238752 238560 238649 237618 237979 237097 237335 236905 236851 232485 232365 231886 230296 233136 235241 235517 235725 236446 236620 236010 234972 235031 245322 245425 246887 248182 246732 239738 239707 240002 239889 239898 238969 239222 239168 238586 238164 238191 233744 233856 233163 231582 234388 231848 236753 236985 237668 237884 237282 237247 236305 246552 246666 245943 249319 250073 240989 241093 241267 241113 241165 240124 240479 238577 239855 239438 239467 235021 235145 234455 233666 235654 235216 238003 238259 238828 239162 238568 238596 237594 233287 247921 247861 250499 251311 242258 242370 242546 242802 242446 241484 241755 239749 241138 240726 240758 236312 236448 235761 234977 236943 236520 239283 239555 240099 240460 239870 239899 238898 236903 249194 249246 251722 252563 243549 243661 243840 243736 243743 242786 243050 241273 242439 242031 242064 237621 237765 237083 236302 238255 237841 240585 240873 241431 241778 241187 241217 240217 238229 250483 250535 253017 253858 244858 244970 245149 245049 245056 244467 244364 242377 243762 243351 243384 238964 239100 238419 237641 239598 239175 241932 242204 242748 243109 242519 242548 241549 239568 251784 251836 254353 255165 246183 246295 246471 246371 246383 245424 245695 243710 245097 244686 244717 240323 240451 239768 238992 240963 240525 243308 243556 244125 244465 243866 243893 242895 238660 253105 256465 255732 256515 247530 247634 247807 247674 247726 246690 247045 247028 246450 246036 246064 241704 241820 241132 239588 242342 239865 244698 244930 245625 245829 245227 245192 244256 254306 254440 253713 257183 255791 248895 248864 249159 249074 249085 248376 248414 247580 247817 247400 247426 243099 243203 242511 240970 243744 245465 246110 246318 247045 247219 246603 245592 245632 255677 255789 257285 258648 257140 250274 250485 250525 250369 250458 249436 249797 249014 249202 248779 248599 244508 244124 243905 246465 245169 246804 247544 247868 248467 248198 247994 246992 247022 256993 257154 258314 260156 251339 251667 251875 251905 251771 251847 251029 251194 250485 250605 250172 249465 245931 245278 245312 246029 246617 248223 248984 248555 249903 249952 249398 248401 248346 258369 258535 259864 261649 252684 253078 253274 253222 253192 253250 252475 252610 251922 251807 251579 247510 247368 246708 246735 247782 248070 249737 250438 251021 251353 250774 250817 249823 247840 259868 259930 262112 263185 254373 254501 254685 256170 254617 253805 253928 252925 253360 252960 252996 248674 248818 248143 247387 249316 248893 251642 251906 252473 252809 252214 252243 251251 247091 261278 264523 263970 264753 255825 255701 256096 256029 256036 254945 255185 254528 254797 254382 254330 250157 250037 249571 248059 250815 252428 253164 253505 253911 254073 253448 252447 252481 262524 262674 263560 264883 256950 257282 257476 257422 257145 257199 256241 256109 256152 255738 255796 251452 251640 250973 250793 251367 251523 253946 254210 254754 254899 254350 253346 253385 262824 263011 262380 263517 257565 257897 258091 258107 257712 257766 256850 253411 252884 252230 252258 251379 251439 256659 256259
iterations count:1467362 (5414), effective:78467 (289)

initing FirstDep: 0m 0.000sec

86892 87596 94924 100960 104615 107351 122550 124958 128472 124856 125996 123757 124279 125256 125439 128650 129799 130313 131927 130487 130168 130934 130989 131137 131207 125762 131715 131712 131928 132005 134000 134421 134506 134471 128678 131434 120364 168947 170320 163565 160189 161482 161598 180083 186637 193915 200057 204681 211596 210309 216501 216776 216905 217602 212273 218192 217917 219750 220464 226908 228674 226384 230434 230786 230735 231434 231327 232087 227193 232705 232430 233249 233634 233291 234269 234311 234863 229483 235427 235746 235632 236346 236178 236927 231472 237478 237764 237701 238351 238137 238897 233823 239413 239699 239420 240262 240024 240784 235234 241254 241562 241368 242079 242039 242566 238441 242979 243320 242963 243813 238551 244243 243968 244323 245006 247860 245442 241251 245804 246156 245780 246587 241179 246966 247252 246980 247678 242268 248063 247755 247934 248606 247605 247779 242721 246829 247015 245958 246055 242773 244802 244889 245239 246039 240190 246313 246632 246143 246953 241076 247211 247530 247035 247835 241930 244955 245274 242955 267412 274118 274934 275038 275139 275243 275344 275448 275549 275653 275735 275836 275940 276041 276123 276227 276328 276410 276370 275583
iterations count:178792 (659), effective:9785 (36)
66077 66845 75686 77967 78589 77783 77667 77723 73884 74007 83806 84480 81022 101876 106830 107941 108834 105148 105504 103385 122487 122797 127597 128186 128668 129047 126465 117486 117590 118046 118130 116087 114450 113776 125490 128991 129492 129728 128504 128727 126165 143908 144208 148806 149376 149849 150314 147530 159903 159806 163117 163957 163484 162746 162970 177655 177510 177760 182846 183321 183152 183356 180751 192034 191666 194764 195799 194962 193928 194152 207709 207583 207833 212660 213135 211766 211976 207184 217194 217602 220644 221188 215352 218702 218566 231034 231483 235221 236424 230787 233314 232561 234308 234372 235586 236527 232824 232318 232442 243886 243905 246647 248103 247724 244054 244228 230149 237990 241080 239526 239631 234765 235006 230536 245587 245897 249226 249815 244644 245194 237722 238820 239180 240302 240782 235411 235939 235280 246350 246815 249426 250661 244484 246130 245169 239997 240058 240669 241610 237851 236836 236964 247712 247691 251549 251438 251578 247018 247210 233008 240876 244060 242394 242609 237603 237877 235934 248415 248825 251937 252716 247818 248122 244996 241491 242014 243130 243594 235967 238754 238858 249406 249671 252138 253463 252379 248992 249148 245637 242743 242539 244265 243661 239411 239660 235126 250308 250598 253974 254525 249485 249874 242290 243291 243627 244775 245223 239778 240310 239642 250750 251264 253860 255119 248893 250606 249630 244262 244362 244946 245927 240823 241209 241337 251840 252128 254421 255896 255490 251548 251716 247585 245535 245328 247067 246444 242685 242958 254115 253957 254207 257835 258310 254116 254314 241541 249336 252444 252237 252342 248865 249114 260289 260134 260384 264401 264876 261663 261855 261737 261124 262422 263407 261031 260968 261046 270760 271225 274047 275333 273221 273524 265955 274372 273782 276471 276073 274917 274967 283117 283644 286398 286746 285666 285756 287855 288345 289541 289772 288773 288870 295912 296215 297618 298244 298163 298201 325620 328454 330439 330571 331183 339905 340288 342435 343395 345361
iterations count:297140 (1096), effective:15666 (57)
364625 376074 419986 425666 439019 452235 464401 472749 495545 498922 513279 500586 509699 490445 496715 486554 477377 485261 477054 483434 484090 475689 483896 475199 480667 474011 455341 451469 464384 471068 474161 475549 476376 475763 470311 476298 476377 478892 480112 481747 480327 480131 480875 481005 481045 475004 481651 481734 481590 475574 482437 482514 482374 476144 483227 483310 483159 476714 484021 484110 483951 477284 481575 462823 519625 515136 515366 524306 520600 512452 524206 525025 521358 520886 520381 519874 519534 519269 593674 609870 621043 621289 621365 621462 621608 621791 621971 622176 616611 616314 610063 611263 606356 606231 602599 602228 604483 605712 606738 608341 608353 607953 605927 607575 605594 607225 610680 606678 606877 606389 606358 606418 603699 602273 601076 598855 598797 596112 594580 596814 592391 593214 592718 592758 592388 592609 590367 592333 590086 592519 589806 591284 596043 591058 594310 590824 590961 590565 590532 590635 590359 589967 590069 589341 589993 587707 589539 587463 590032 587226 589049 586990 588556 586758 588370 592259 588154 591778 587927 591274 587757 588037 587549 587819 587288 587478 587088 587263 587275 587049 587065 586917 586891 586726 586317 586328 585934 584448 584052 552042 551268
iterations count:181504 (669), effective:14547 (53)

iterations count:306 (1), effective:1 (0)

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="DES-PT-50a"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="marcie"
export BK_RESULT_DIR="/root/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/DES-PT-50a.tgz
mv DES-PT-50a execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-2979"
echo " Executing tool marcie"
echo " Input is DES-PT-50a, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 1"
echo " Run identifier is r221su-smll-146468026900148"
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 ;