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 252K
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 17K 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 12K 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 6.2K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.7K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 12K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.6K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K 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 111 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 349 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.5K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 12K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K 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 5 May 15 18:50 equiv_pt
-rw-r--r-- 1 mcc users 7 May 15 18:50 instance
-rw-r--r-- 1 mcc users 5 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 95K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool irma4mcc-structural
Input is PolyORBNT-COL-S10J80, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r127-smll-152673529400325
=====================================================================

--------------------
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 PolyORBNT-COL-S10J80-CTLCardinality-00
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-01
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-02
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-03
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-04
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-05
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-06
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-07
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-08
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-09
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-10
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-11
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-12
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-13
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-14
FORMULA_NAME PolyORBNT-COL-S10J80-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1526874350345


BK_STOP 1526874899652

--------------------
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 PolyORBNT-COL-S10J80 as instance name.
Using PolyORBNT as model name.
Using algorithm or tool bmdt.
Model characteristics are: {'Examination': 'CTLCardinality', 'Place/Transition': True, 'Colored': True, 'Relative-Time': 1, 'Relative-Memory': 1, 'Ordinary': False, 'Simple Free Choice': False, 'Extended Free Choice': False, 'State Machine': False, 'Marked Graph': False, 'Connected': True, 'Strongly Connected': True, 'Source Place': False, 'Sink Place': False, 'Source Transition': False, 'Sink Transition': False, 'Loop Free': False, 'Conservative': False, 'Sub-Conservative': False, 'Nested Units': False, 'Safe': False, 'Deadlock': True, 'Reversible': None, 'Quasi Live': None, 'Live': None}.
Known tools are: [{'Time': 1026335, 'Memory': 885.95, 'Tool': 'lola'}, {'Time': 1253843, 'Memory': 15950.38, 'Tool': 'lola'}].
Learned tools are: [{'Tool': 'lola'}].
Learned tool lola is 1.0x far from the best tool lola.
CTLCardinality lola PolyORBNT-COL-S10J80...

Time: 3600 - MCC
----- Start make prepare stdout -----
----- Start make prepare stderr -----
===========================================================================================
PolyORBNT-COL-S10J80: translating COL Petri net model.pnml into LoLA format
===========================================================================================
translating COL Petri net complete
checking for too many tokens
===========================================================================================
PolyORBNT-COL-S10J80: translating COL formula CTLCardinality into LoLA format
===========================================================================================
translating formula complete
----- Start make result stderr -----
----- Start make result stdout -----
CTLCardinality @ PolyORBNT-COL-S10J80 @ 3533 seconds
make: [verify] Error 134 (ignored)
----- Start make result stderr -----
----- Kill lola and sara stderr -----
----- Finished stderr -----
Makefile:222: recipe for target 'verify' failed
----- Start make result stdout -----
lola: LoLA will run for 3533 seconds at most (--timelimit)
lola: NET
lola: reading net from model.pnml.lola
lola: finished parsing
lola: closed net file model.pnml.lola
lola: 15274/65536 symbol table entries, 4901 collisions
lola: preprocessing...
lola: finding significant places
lola: 1694 places, 13580 transitions, 1502 significant places
lola: computing forward-conflicting sets
lola: computing back-conflicting sets
lola: 4378 transition conflict sets
lola: TASK
lola: reading formula from PolyORBNT-COL-S10J80-CTLCardinality.task
lola: A (G (((((3 <= p357) OR (1 <= p799)) AND ((p357 <= p375) OR (1 <= p81))) AND E (X ((p190 <= p0 + p1 + p2 + p3 + p4 + p5 + p6 + p7 + p8 + p9 + p29 + p28 + p27 + p26 + p25 + p24 + p23 + p30 + p31 + p32 + p33 + p34 + p35 + p36 + p37 + p38 + p39 + p22 + p21 + p20 + p19 + p18 + p17 + p16 + p15 + p40 + p41 + p42 + p43 + p44 + p45 + p46 + p47 + p48 + p49 + p14 + p13 + p12 + p11 + p10 + p50 + p51 + p52 + p53 + p54 + p55 + p56 + p57 + p58 + p59 + p60 + p61 + p62 + p63 + p64 + p65 + p66 + p67 + p68 + p69 + p70 + p71 + p72 + p73 + p74 + p75 + p76 + p77 + p78 + p79 + p80)))))) : E (G (A (X ((p810 + p811 + p812 + p813 + p814 + p815 + p816 + p817 + p818 + p819 + p820 + p821 + p822 + p823 + p824 + p825 + p826 + p827 + p828 + p829 + p830 + p831 + p832 + p833 + p834 + p835 + p836 + p837 + p838 + p839 + p840 + p841 + p842 + p843 + p844 + p845 + p846 + p847 + p848 + p849 + p850 + p851 + p852 + p853 + p854 + p855 + p856 + p857 + p858 + p859 + p860 + p861 + p862 + p863 + p864 + p865 + p866 + p867 + p868 + p869 + p870 + p871 + p872 + p873 + p874 + p875 + p876 + p877 + p878 + p879 + p880 + p809 + p808 + p807 + p806 + p805 + p804 + p803 + p802 + p801 + p800 <= 0))))) : (E (F ((1 <= p102))) AND NOT(E (F ((p100 + p101 + p92 + p93 + p94 + p95 + p96 + p97 + p98 + p99 <= p541 + p542 + p543 + p544 + p545 + p546 + p547 + p548 + p549 + p550 + p551 + p552 + p553 + p554 + p555 + p556 + p557 + p558 + p559 + p560 + p561 + p562 + p563 + p564 + p565 + p566 + p567 + p568 + p569 + p570 + p571 + p572 + p573 + p574 + p575 + p576 + p577 + p578 + p579 + p580 + p581 + p582 + p583 + p584 + p585 + p586 + p587 + p588 + p589 + p590 + p591 + p592 + p593 + p594 + p595 + p596 + p597 + p598 + p599 + p600 + p601 + p602 + p603 + p604 + p605 + p606 + p607 + p608 + p609 + p610 + p611 + p612 + p613 + p614 + p615 + p616 + p617 + p618 + p619 + p620 + p621))))) : A (F (((p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + p432 + p433 + p434 + p435 + p436 + p437 + p438 + p439 + p440 + p441 + p442 + p443 + p444 + p445 + p446 + p447 + p448 + p449 + p450 + p451 + p452 + p453 + p454 + p455 + p456 <= p375) AND (2 <= p625)))) : A (F ((A (G ((3 <= p104))) AND (p357 <= p361)))) : (((p458 <= p363) AND E (G ((p623 + 1 <= p361)))) OR (3 <= p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + p432 + p433 + p434 + p435 + p436 + p437 + p438 + p439 + p440 + p441 + p442 + p443 + p444 + p445 + p446 + p447 + p448 + p449 + p450 + p451 + p452 + p453 + p454 + p455 + p456)) : E (X (E (F ((p355 <= p190))))) : A (G (E (G ((p191 + p192 + p193 + p194 + p195 + p196 + p197 + p198 + p199 + p200 + p201 + p202 + p203 + p204 + p205 + p206 + p207 + p208 + p209 + p210 + p211 + p212 + p213 + p214 + p215 + p216 + p217 + p218 + p219 + p220 + p221 + p222 + p223 + p224 + p225 + p226 + p227 + p228 + p229 + p230 + p231 + p232 + p233 + p234 + p235 + p236 + p237 + p238 + p239 + p240 + p241 + p242 + p243 + p244 + p245 + p246 + p247 + p248 + p249 + p250 + p251 + p252 + p253 + p254 + p255 + p256 + p257 + p258 + p259 + p260 + p261 + p262 + p263 + p264 + p265 + p266 + p267 + p268 + p269 + p270 + p271 <= p273 + p274 + p275 + p276 + p277 + p278 + p279 + p280 + p281 + p282 + p283 + p284 + p285 + p286 + p287 + p288 + p289 + p290 + p291 + p292 + p293 + p294 + p295 + p296 + p297 + p298 + p299 + p300 + p301 + p302 + p303 + p304 + p305 + p306 + p307 + p308 + p309 + p310 + p311 + p312 + p313 + p314 + p315 + p316 + p317 + p318 + p319 + p320 + p321 + p322 + p323 + p324 + p325 + p326 + p327 + p328 + p329 + p330 + p331 + p332 + p333 + p334 + p335 + p336 + p337 + p338 + p339 + p340 + p341 + p342 + p343 + p344 + p345 + p346 + p347 + p348 + p349 + p350 + p351 + p352 + p353))))) : A (((p102 <= p106) U (3 <= p625))) : E (X ((((p626 + p627 + p628 + p629 + p630 + p631 + p632 + p633 + p634 + p635 + p636 + p637 + p638 + p639 + p640 + p641 + p642 + p643 + p644 + p645 + p646 + p647 + p648 + p649 + p650 + p651 + p652 + p653 + p654 + p655 + p656 + p657 + p658 + p659 + p660 + p661 + p662 + p663 + p664 + p665 + p666 + p667 + p668 + p669 + p670 + p671 + p672 + p673 + p674 + p675 + p676 + p677 + p678 + p679 + p680 + p681 + p682 + p683 + p684 + p685 + p686 + p687 + p688 + p689 + p690 + p691 + p692 + p693 + p694 + p695 + p696 + p697 + p698 + p699 + p700 + p701 + p702 + p703 + p704 + p705 + p707 + p708 + p709 + p710 + p711 + p712 + p713 + p714 + p715 + p716 + p717 + p718 + p719 + p720 + p721 + p722 + p723 + p724 + p725 + p726 + p727 + p728 + p729 + p730 + p731 + p732 + p733 + p734 + p735 + p736 + p737 + p738 + p739 + p740 + p741 + p742 + p743 + p744 + p745 + p746 + p747 + p748 + p749 + p750 + p751 + p752 + p753 + p754 + p755 + p756 + p757 + p758 + p759 + p760 + p761 + p762 + p763 + p764 + p765 + p766 + p767 + p768 + p769 + p770 + p771 + p772 + p773 + p774 + p775 + p776 + p777 + p778 + p779 + p780 + p781 + p782 + p783 + p784 + p785 + p786 + p787 + p706 <= p356) AND (1 <= p359) AND (p363 <= p102)) OR A (F ((2 <= p623)))))) : A (G (E (F (((3 <= p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + p432 + p433 + p434 + p435 + p436 + p437 + p438 + p439 + p440 + p441 + p442 + p443 + p444 + p445 + p446 + p447 + p448 + p449 + p450 + p451 + p452 + p453 + p454 + p455 + p456) AND (p356 <= p788)))))) : (((((p624 <= p105) AND (1 <= p622)) AND E (F ((p540 <= p355)))) AND (p109 + p110 + p111 + p112 + p113 + p114 + p115 + p116 + p117 + p118 + p119 + p120 + p121 + p122 + p123 + p124 + p125 + p126 + p127 + p128 + p129 + p130 + p131 + p132 + p133 + p134 + p135 + p136 + p137 + p138 + p139 + p140 + p141 + p142 + p143 + p144 + p145 + p146 + p147 + p148 + p149 + p150 + p151 + p152 + p153 + p154 + p155 + p156 + p157 + p158 + p159 + p160 + p161 + p162 + p163 + p164 + p165 + p166 + p167 + p168 + p169 + p170 + p171 + p172 + p173 + p174 + p175 + p176 + p177 + p178 + p179 + p180 + p181 + p182 + p183 + p184 + p185 + p186 + p187 + p188 + p189 + 1 <= p1693)) OR E (X (E (F ((p622 <= p105)))))) : A (G (NOT(E (G ((p272 <= p364 + p365 + p366 + p367 + p368 + p369 + p370 + p371 + p372 + p373)))))) : A (X (E (G ((3 <= p355))))) : (E (((1 <= p363) U ((3 <= p882) AND (3 <= p104)))) OR A (G (E (F ((p540 <= p358)))))) : E (F ((3 <= p1693)))
lola: computing a collection of formulas
lola: RUNNING
lola: subprocess 0 will run for 220 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G (((((3 <= p357) OR (1 <= p799)) AND ((p357 <= p375) OR (1 <= p81))) AND E (X ((p190 <= p0 + p1 + p2 + p3 + p4 + p5 + p6 + p7 + p8 + p9 + p29 + p28 + p27 + p26 + p25 + p24 + p23 + p30 + p31 + p32 + p33 + p34 + p35 + p36 + p37 + p38 + p39 + p22 + p21 + p20 + p19 + p18 + p17 + p16 + p15 + p40 + p41 + p42 + p43 + p44 + p45 + p46 + p47 + p48 + p49 + p14 + p13 + p12 + p11 + p10 + p50 + p51 + p52 ... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 0 will run for 220 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((((3 <= p357) OR (1 <= p799)) AND ((p357 <= p375) OR (1 <= p81)))))
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: state equation: Generated DNF with 4 literals and 2 conjunctive subformulas
lola: state equation: write sara problem file to PolyORBNT-COL-S10J80-CTLCardinality.sara
lola: state equation: calling and running sara
sara: try reading problem file PolyORBNT-COL-S10J80-CTLCardinality.sara.
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 12 markings, 11 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: E (G (A (X ((p810 + p811 + p812 + p813 + p814 + p815 + p816 + p817 + p818 + p819 + p820 + p821 + p822 + p823 + p824 + p825 + p826 + p827 + p828 + p829 + p830 + p831 + p832 + p833 + p834 + p835 + p836 + p837 + p838 + p839 + p840 + p841 + p842 + p843 + p844 + p845 + p846 + p847 + p848 + p849 + p850 + p851 + p852 + p853 + p854 + p855 + p856 + p857 + p858 + p859 + p860 + p861 + p862 + p863 + p864 + p8... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U NOT(AX((p810 + p811 + p812 + p813 + p814 + p815 + p816 + p817 + p818 + p819 + p820 + p821 + p822 + p823 + p824 + p825 + p826 + p827 + p828 + p829 + p830 + p831 + p832 + p833 + p834 + p835 + p836 + p837 + p838 + p839 + p840 + p841 + p842 + p843 + p844 + p845 + p846 + p847 + p848 + p849 + p850 + p851 + p852 + p853 + p854 + p855 + p856 + p857 + p858 + p859 + p860 + p861 + p862 + p863 + p... (shortened)
lola: processed formula length: 595
lola: 2 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
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: 18 markings, 17 edges
lola: ========================================
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (E (F ((1 <= p102))) AND NOT(E (F ((p100 + p101 + p92 + p93 + p94 + p95 + p96 + p97 + p98 + p99 <= p541 + p542 + p543 + p544 + p545 + p546 + p547 + p548 + p549 + p550 + p551 + p552 + p553 + p554 + p555 + p556 + p557 + p558 + p559 + p560 + p561 + p562 + p563 + p564 + p565 + p566 + p567 + p568 + p569 + p570 + p571 + p572 + p573 + p574 + p575 + p576 + p577 + p578 + p579 + p580 + p581 + p582 + p583 + ... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 2 will run for 252 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (F ((1 <= p102)))
lola: ========================================
lola: SUBTASK
lola: checking reachability
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: state equation: write sara problem file to PolyORBNT-COL-S10J80-CTLCardinality-2.sara
lola: state equation: calling and running sara
sara: try reading problem file PolyORBNT-COL-S10J80-CTLCardinality-2.sara.
lola: SUBRESULT
lola: result: yes
lola: produced by: state space
lola: The predicate is reachable.
lola: 17 markings, 16 edges
lola: ========================================
lola: subprocess 3 will run for 271 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (G ((p541 + p542 + p543 + p544 + p545 + p546 + p547 + p548 + p549 + p550 + p551 + p552 + p553 + p554 + p555 + p556 + p557 + p558 + p559 + p560 + p561 + p562 + p563 + p564 + p565 + p566 + p567 + p568 + p569 + p570 + p571 + p572 + p573 + p574 + p575 + p576 + p577 + p578 + p579 + p580 + p581 + p582 + p583 + p584 + p585 + p586 + p587 + p588 + p589 + p590 + p591 + p592 + p593 + p594 + p595 + p596 + p... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking invariance
lola: Planning: workflow for reachability check: stateequation||search (--findpath=off)
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: SEARCH (state space)
lola: state space: using reachability graph (--search=depth)
lola: state space: using reachability preserving stubborn set method with insertion algorithm (--stubborn=tarjan)
lola: RUNNING
lola: state equation: Generated DNF with 1 literals and 1 conjunctive subformulas
lola: state equation: write sara problem file to PolyORBNT-COL-S10J80-CTLCardinality-3.sara
lola: state equation: calling and running sara
sara: try reading problem file PolyORBNT-COL-S10J80-CTLCardinality-3.sara.
lola: SUBRESULT
lola: result: no
lola: produced by: state space
lola: The predicate is not invariant.
lola: 11 markings, 10 edges
lola: ========================================
lola: SUBRESULT
lola: result: no
lola: The Boolean predicate is false.
lola: ========================================
lola: subprocess 3 will run for 271 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F (((p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + ... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F (((p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + p432 + p433 + p434 + p435 + p436 + p437 + p438 + p439 + p440 + p441 + p442 + p443 + p444 + p445 + p446 + p447 + p448 + p449 + p450 + p451 + p452 + p453 + p454 + p455 + p456 <= p375) AND (2 <= p625))))
lola: processed formula: A (F (((p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 + p425 + p426 + p427 + p428 + p429 + p430 + p431 + ... (shortened)
lola: processed formula length: 600
lola: 0 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: the resulting B\xfcchi automaton has 1 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6012 bytes per marking, with 31 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: 13 markings, 13 edges
lola: ========================================
lola: subprocess 4 will run for 294 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: A (F ((A (G ((3 <= p104))) AND (p357 <= p361))))
lola: ========================================
lola: SUBTASK
lola: checking LTL
lola: transforming LTL-Formula into a B\xfcchi-Automaton
lola: processed formula: A (F ((A (G ((3 <= p104))) AND (p357 <= p361))))
lola: processed formula: A (F ((A (G ((3 <= p104))) AND (p357 <= p361))))
lola: processed formula length: 48
lola: 0 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: the resulting B\xfcchi automaton has 2 states
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6012 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: 14 markings, 14 edges
lola: ========================================
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (((p458 <= p363) AND E (G ((p623 + 1 <= p361)))) OR (3 <= p376 + p377 + p378 + p379 + p380 + p381 + p382 + p383 + p384 + p385 + p386 + p387 + p388 + p389 + p390 + p391 + p392 + p393 + p394 + p395 + p396 + p397 + p398 + p399 + p400 + p401 + p402 + p403 + p404 + p405 + p406 + p407 + p408 + p409 + p410 + p411 + p412 + p413 + p414 + p415 + p416 + p417 + p418 + p419 + p420 + p421 + p422 + p423 + p424 +... (shortened)
lola: ========================================
lola: SUBTASK
lola: checking a Boolean combination of formulas
lola: RUNNING
lola: subprocess 5 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: (p458 <= p363)
lola: ========================================
lola: SUBTASK
lola: checking initial satisfaction
lola: processed formula: (p458 <= p363)
lola: processed formula length: 14
lola: 0 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: processed formula with 1 atomic propositions
lola: RUNNING
lola: SUBRESULT
lola: result: yes
lola: produced by: preprocessing
lola: The net satisfies the property already in its initial state.
lola: 0 markings, 0 edges
lola: ========================================
lola: subprocess 6 will run for 353 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (G ((p623 + 1 <= p361)))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: NOT(A(TRUE U (p361 <= p623)))
lola: processed formula length: 29
lola: 2 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 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: 41943 markings, 138324 edges, 2948049334177890304 markings/sec, 0 secs
lola: 85846 markings, 282311 edges, 8781 markings/sec, 5 secs
lola: 129729 markings, 426385 edges, 8777 markings/sec, 10 secs
lola: 172013 markings, 565914 edges, 8457 markings/sec, 15 secs
lola: 214921 markings, 706615 edges, 8582 markings/sec, 20 secs
lola: 258193 markings, 848521 edges, 8654 markings/sec, 25 secs
lola: 300531 markings, 988323 edges, 8468 markings/sec, 30 secs
lola: 343324 markings, 1129058 edges, 8559 markings/sec, 35 secs
lola: 386689 markings, 1270844 edges, 8673 markings/sec, 40 secs
lola: 429005 markings, 1410934 edges, 8463 markings/sec, 45 secs
lola: 471854 markings, 1551321 edges, 8570 markings/sec, 50 secs
lola: 515034 markings, 1693090 edges, 8636 markings/sec, 55 secs
lola: 557618 markings, 1833482 edges, 8517 markings/sec, 60 secs
lola: 600378 markings, 1973788 edges, 8552 markings/sec, 65 secs
lola: 643534 markings, 2115344 edges, 8631 markings/sec, 70 secs
lola: 686072 markings, 2256166 edges, 8508 markings/sec, 75 secs
lola: 728735 markings, 2396063 edges, 8533 markings/sec, 80 secs
lola: 771933 markings, 2537353 edges, 8640 markings/sec, 85 secs
lola: 814214 markings, 2677499 edges, 8456 markings/sec, 90 secs
lola: 856468 markings, 2815645 edges, 8451 markings/sec, 95 secs
lola: 899275 markings, 2955991 edges, 8561 markings/sec, 100 secs
lola: 942009 markings, 3097245 edges, 8547 markings/sec, 105 secs
lola: 984457 markings, 3236571 edges, 8490 markings/sec, 110 secs
lola: 1027522 markings, 3377609 edges, 8613 markings/sec, 115 secs
lola: 1070616 markings, 3519499 edges, 8619 markings/sec, 120 secs
lola: 1112830 markings, 3658417 edges, 8443 markings/sec, 125 secs
lola: 1155763 markings, 3799232 edges, 8587 markings/sec, 130 secs
lola: 1198824 markings, 3940947 edges, 8612 markings/sec, 135 secs
lola: 1241143 markings, 4080120 edges, 8464 markings/sec, 140 secs
lola: 1283974 markings, 4220775 edges, 8566 markings/sec, 145 secs
lola: 1326976 markings, 4362230 edges, 8600 markings/sec, 150 secs
lola: 1369420 markings, 4501764 edges, 8489 markings/sec, 155 secs
lola: 1412172 markings, 4642269 edges, 8550 markings/sec, 160 secs
lola: 1455120 markings, 4783504 edges, 8590 markings/sec, 165 secs
lola: 1497664 markings, 4923328 edges, 8509 markings/sec, 170 secs
lola: 1540350 markings, 5063659 edges, 8537 markings/sec, 175 secs
lola: 1583263 markings, 5204783 edges, 8583 markings/sec, 180 secs
lola: 1625958 markings, 5345081 edges, 8539 markings/sec, 185 secs
lola: 1668580 markings, 5485312 edges, 8524 markings/sec, 190 secs
lola: 1711496 markings, 5626295 edges, 8583 markings/sec, 195 secs
lola: 1754218 markings, 5766782 edges, 8544 markings/sec, 200 secs
lola: 1796746 markings, 5906651 edges, 8506 markings/sec, 205 secs
lola: 1839514 markings, 6047268 edges, 8554 markings/sec, 210 secs
lola: 1882414 markings, 6188188 edges, 8580 markings/sec, 215 secs
lola: 1924862 markings, 6327733 edges, 8490 markings/sec, 220 secs
lola: 1967533 markings, 6468307 edges, 8534 markings/sec, 225 secs
lola: 2010556 markings, 6609343 edges, 8605 markings/sec, 230 secs
lola: 2052874 markings, 6748540 edges, 8464 markings/sec, 235 secs
lola: 2095563 markings, 6888816 edges, 8538 markings/sec, 240 secs
lola: 2138642 markings, 7030399 edges, 8616 markings/sec, 245 secs
lola: 2180870 markings, 7169466 edges, 8446 markings/sec, 250 secs
lola: 2223530 markings, 7309482 edges, 8532 markings/sec, 255 secs
lola: 2266836 markings, 7451561 edges, 8661 markings/sec, 260 secs
lola: 2308783 markings, 7590218 edges, 8389 markings/sec, 265 secs
lola: 2351408 markings, 7730155 edges, 8525 markings/sec, 270 secs
lola: 2394774 markings, 7871868 edges, 8673 markings/sec, 275 secs
lola: 2436763 markings, 8010587 edges, 8398 markings/sec, 280 secs
lola: 2479279 markings, 8150145 edges, 8503 markings/sec, 285 secs
lola: 2522357 markings, 8291653 edges, 8616 markings/sec, 290 secs
lola: 2564402 markings, 8430575 edges, 8409 markings/sec, 295 secs
lola: 2606889 markings, 8569823 edges, 8497 markings/sec, 300 secs
lola: 2650018 markings, 8711082 edges, 8626 markings/sec, 305 secs
lola: 2692135 markings, 8850172 edges, 8423 markings/sec, 310 secs
lola: 2734455 markings, 8989316 edges, 8464 markings/sec, 315 secs
lola: local time limit reached - aborting
lola: caught signal User defined signal 1 - aborting LoLA
lola: Child process aborted or communication problem between parent and child process
lola: subprocess 6 will run for 321 seconds at most (--localtimelimit=-1)
lola: ========================================
lola: ...considering subproblem: E (X (E (F ((p355 <= p190)))))
lola: ========================================
lola: SUBTASK
lola: checking CTL
lola: processed formula: EX(E(TRUE U (p355 <= p190)))
lola: processed formula length: 28
lola: 2 rewrites
lola: formula mentions 0 of 1694 places; total mentions: 0
lola: closed formula file PolyORBNT-COL-S10J80-CTLCardinality.task
lola: STORE
lola: using a bit-perfect encoder (--encoder=bit)
lola: using 6008 bytes per marking, with 0 unused bits
lola: using a prefix tree store (--store=prefix)
lola: Formula contains EX or AX operators, stubborn sets not applicable
lola: RUNNING
lola: CTL formula contains 1 significant temporal operators and needs 5 bytes of payload
lola: Ignoring fairness constraints (--fair).
lola: 166876 markings, 421370 edges, 33362 markings/sec, 0 secs
lola: 337546 markings, 867083 edges, 34134 markings/sec, 5 secs
lola: 511588 markings, 1310247 edges, 34808 markings/sec, 10 secs
lola: 686205 markings, 1768625 edges, 34923 markings/sec, 15 secs
lola: 864803 markings, 2219158 edges, 35720 markings/sec, 20 secs
lola: 1039225 markings, 2678821 edges, 34884 markings/sec, 25 secs
lola: 1216284 markings, 3128026 edges, 35412 markings/sec, 30 secs
lola: 1387453 markings, 3576571 edges, 34234 markings/sec, 35 secs
lola: 1563348 markings, 4024249 edges, 35179 markings/sec, 40 secs
lola: 1737157 markings, 4476998 edges, 34762 markings/sec, 45 secs
lola: 1910631 markings, 4921742 edges, 34695 markings/sec, 50 secs
lola: 2083010 markings, 5369259 edges, 34476 markings/sec, 55 secs
lola: 2254917 markings, 5810054 edges, 34381 markings/sec, 60 secs
lola: 2420978 markings, 6242199 edges, 33212 markings/sec, 65 secs
lola: 2590782 markings, 6673832 edges, 33961 markings/sec, 70 secs
lola: 2757267 markings, 7112305 edges, 33297 markings/sec, 75 secs
lola: 2926333 markings, 7536884 edges, 33813 markings/sec, 80 secs
lola: 3090955 markings, 7971422 edges, 32924 markings/sec, 85 secs
lola: 3259195 markings, 8400871 edges, 33648 markings/sec, 90 secs
lola: 3424432 markings, 8827496 edges, 33047 markings/sec, 95 secs
lola: 3590379 markings, 9259891 edges, 33189 markings/sec, 100 secs
lola: 3753070 markings, 9670765 edges, 32538 markings/sec, 105 secs
lola: 3915973 markings, 10099819 edges, 32581 markings/sec, 110 secs
lola: 4076639 markings, 10512869 edges, 32133 markings/sec, 115 secs
lola: 4234570 markings, 10912906 edges, 31586 markings/sec, 120 secs
lola: 4389188 markings, 11316837 edges, 30924 markings/sec, 125 secs
lola: 4545084 markings, 11725582 edges, 31179 markings/sec, 130 secs
lola: 4703733 markings, 12127659 edges, 31730 markings/sec, 135 secs
lola: 4859969 markings, 12528590 edges, 31247 markings/sec, 140 secs
lola: 5014967 markings, 12934281 edges, 31000 markings/sec, 145 secs
lola: 5160166 markings, 13312703 edges, 29040 markings/sec, 150 secs
lola: 5317561 markings, 13714738 edges, 31479 markings/sec, 155 secs
lola: 5439778 markings, 14251876 edges, 24443 markings/sec, 160 secs
lola: 5449954 markings, 15066638 edges, 2035 markings/sec, 165 secs
lola: 5573432 markings, 15452047 edges, 24696 markings/sec, 170 secs
lola: 5708759 markings, 15800739 edges, 27065 markings/sec, 175 secs
lola: 5844894 markings, 16151512 edges, 27227 markings/sec, 180 secs
lola: 5982333 markings, 16505987 edges, 27488 markings/sec, 185 secs
lola: 6120790 markings, 16863726 edges, 27691 markings/sec, 190 secs
lola: 6260208 markings, 17223656 edges, 27884 markings/sec, 195 secs
lola: 6400495 markings, 17587350 edges, 28057 markings/sec, 200 secs
lola: 6543191 markings, 17956723 edges, 28539 markings/sec, 205 secs
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 PolyORBNT-COL-S10J80-CTLCardinality-0 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-1 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-2 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-3 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-4 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-5 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-6 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-7 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-8 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-9 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-10 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-11 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-12 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-13 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-14 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
FORMULA PolyORBNT-COL-S10J80-CTLCardinality-15 CANNOT_COMPUTE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT STATE_COMPRESSION STUBBORN_SETS TOPOLOGICAL USE_NUPN
----- Kill lola and sara stdout -----
----- Finished stdout -----

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="PolyORBNT-COL-S10J80"
export BK_EXAMINATION="CTLCardinality"
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/PolyORBNT-COL-S10J80.tgz
mv PolyORBNT-COL-S10J80 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 PolyORBNT-COL-S10J80, 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 r127-smll-152673529400325"
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 '' 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 ;