Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r291-tall-167873942700304.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...............
=====================================================================
Generated by BenchKit 2-5348
Executing tool smart
Input is PhilosophersDyn-COL-50, examination is StateSpace
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 1
Run identifier is r291-tall-167873942700304
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 6.6K Feb 26 12:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Feb 26 12:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 12:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Feb 26 12:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.3K Feb 25 16:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 12:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K Feb 26 12:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Feb 26 12:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K Feb 26 12:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 34K Mar 5 18:23 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

no data necessary for post analysis


=== Now, execution of the tool begins

BK_START 1678785107583

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=smart
BK_EXAMINATION=StateSpace
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhilosophersDyn-COL-50
Not applying reductions.
Model is COL
StateSpace PT
[2023-03-14 09:11:50] [INFO ] Running its-tools with arguments : [-pnfolder, ., -examination, StateSpace, --reduce-single, STATESPACE]
[2023-03-14 09:11:50] [INFO ] Parsing pnml file : /home/mcc/execution/./model.pnml
[2023-03-14 09:11:50] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-03-14 09:11:51] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-03-14 09:11:51] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 688 ms
[2023-03-14 09:11:51] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 2850 PT places and 257600.0 transition bindings in 28 ms.
[2023-03-14 09:11:55] [INFO ] Unfolded HLPN to a Petri net with 2850 places and 257550 transitions 2154950 arcs in 3971 ms.
[2023-03-14 09:11:55] [INFO ] Unfolded 0 HLPN properties in 0 ms.
Ensure Unique test removed 1225 transitions
Reduce isomorphic transitions removed 1225 transitions.
[2023-03-14 09:12:04] [INFO ] Export to PNML in file ./model.STATESPACE.pnml of net with 2850 places, 256325 transitions and 2027550 arcs took 1101 ms.
Total runtime 14015 ms.
======================================================
========== this is Smart for the MCC'2018 ============
======================================================
Running PhilosophersDyn (COL), instance 50
Examination StateSpace
Parser /home/mcc/BenchKit/bin//../smart/bin//parser/StateSpaceParse.jar
Model checker /home/mcc/BenchKit/bin//../smart/bin//main//smart

Filename model.pnml
Petri model created: 2850 places, 256325 transitions, 2027550 arcs.
AT ITER 0 NEW BEST:: SOT 501512928 SOS 483548593 HAS SOPS 476322262 HAS SOUS 268442368 HAS SOUPS 268296636 WITH SCORE 2.68780184593E8
AT ITER 2 NEW BEST:: SOT 501456172 SOS 483491837 HAS SOPS 476265506 HAS SOUS 268366449 HAS SOUPS 268220717 WITH SCORE 2.68704208837E8
AT ITER 12 NEW BEST:: SOT 501504693 SOS 483321577 HAS SOPS 476154579 HAS SOUS 266505322 HAS SOUPS 266356473 WITH SCORE 2.66839794577E8
AT ITER 22 NEW BEST:: SOT 501498291 SOS 483315175 HAS SOPS 476148177 HAS SOUS 266487803 HAS SOUPS 266338954 WITH SCORE 2.66822269175E8
AT ITER 33 NEW BEST:: SOT 501498209 SOS 483314941 HAS SOPS 476025599 HAS SOUS 266469447 HAS SOUPS 266308336 WITH SCORE 2.66791650941E8
AT ITER 45 NEW BEST:: SOT 501476406 SOS 483293138 HAS SOPS 476003796 HAS SOUS 266444893 HAS SOUPS 266283782 WITH SCORE 2.66767075138E8
AT ITER 47 NEW BEST:: SOT 501456126 SOS 483272858 HAS SOPS 475983516 HAS SOUS 266420697 HAS SOUPS 266259586 WITH SCORE 2.66742858858E8
AT ITER 49 NEW BEST:: SOT 501456126 SOS 483272698 HAS SOPS 475861098 HAS SOUS 266382474 HAS SOUPS 266216432 WITH SCORE 2.66699704698E8
AT ITER 68 NEW BEST:: SOT 501519704 SOS 483080495 HAS SOPS 475767915 HAS SOUS 264406349 HAS SOUPS 264237313 WITH SCORE 2.64720393495E8
AT ITER 72 NEW BEST:: SOT 501516185 SOS 483076976 HAS SOPS 475764396 HAS SOUS 264402763 HAS SOUPS 264233727 WITH SCORE 2.64716803976E8
AT ITER 90 NEW BEST:: SOT 501518776 SOS 482926583 HAS SOPS 475627756 HAS SOUS 263350622 HAS SOUPS 263183002 WITH SCORE 2.63665928583E8
AT ITER 111 NEW BEST:: SOT 501510851 SOS 482918658 HAS SOPS 475619831 HAS SOUS 263341267 HAS SOUPS 263173647 WITH SCORE 2.63656565658E8
AT ITER 114 NEW BEST:: SOT 501507622 SOS 482915429 HAS SOPS 475616602 HAS SOUS 263341229 HAS SOUPS 263173609 WITH SCORE 2.63656524429E8
AT ITER 134 NEW BEST:: SOT 501507584 SOS 482915391 HAS SOPS 475616564 HAS SOUS 263340096 HAS SOUPS 263172476 WITH SCORE 2.63655391391E8
AT ITER 140 NEW BEST:: SOT 501247201 SOS 482655008 HAS SOPS 475356181 HAS SOUS 263050965 HAS SOUPS 262883345 WITH SCORE 2.63366000008E8
AT ITER 142 NEW BEST:: SOT 501245637 SOS 482653444 HAS SOPS 475354617 HAS SOUS 263048570 HAS SOUPS 262880950 WITH SCORE 2.63363603444E8
AT ITER 175 NEW BEST:: SOT 501216086 SOS 482623893 HAS SOPS 475325066 HAS SOUS 263017962 HAS SOUPS 262850342 WITH SCORE 2.63332965893E8
AT ITER 219 NEW BEST:: SOT 501221208 SOS 482431348 HAS SOPS 475188852 HAS SOUS 261888438 HAS SOUPS 261722763 WITH SCORE 2.62205194348E8
AT ITER 228 NEW BEST:: SOT 501739129 SOS 482760025 HAS SOPS 475541473 HAS SOUS 260726588 HAS SOUPS 260557791 WITH SCORE 2.61040551025E8
AT ITER 233 NEW BEST:: SOT 501729830 SOS 482626798 HAS SOPS 475288417 HAS SOUS 260736305 HAS SOUPS 260542609 WITH SCORE 2.61025235798E8
AT ITER 247 NEW BEST:: SOT 501719748 SOS 482616716 HAS SOPS 475278335 HAS SOUS 260736093 HAS SOUPS 260542397 WITH SCORE 2.61025013716E8
AT ITER 258 NEW BEST:: SOT 501879577 SOS 482551169 HAS SOPS 475254720 HAS SOUS 258455135 HAS SOUPS 258252504 WITH SCORE 2.58735055169E8
AT ITER 262 NEW BEST:: SOT 501877739 SOS 482384077 HAS SOPS 475116583 HAS SOUS 257711386 HAS SOUPS 257512139 WITH SCORE 2.57994523077E8
AT ITER 301 NEW BEST:: SOT 498078071 SOS 478610981 HAS SOPS 471395082 HAS SOUS 254065254 HAS SOUPS 253917552 WITH SCORE 2.54396162981E8
AT ITER 342 NEW BEST:: SOT 498072886 SOS 478605796 HAS SOPS 471389897 HAS SOUS 254059127 HAS SOUPS 253911425 WITH SCORE 2.54390030796E8
AT ITER 352 NEW BEST:: SOT 498110498 SOS 478351821 HAS SOPS 471271644 HAS SOUS 252485928 HAS SOUPS 252337309 WITH SCORE 2.52815660821E8
AT ITER 360 NEW BEST:: SOT 498735215 SOS 478772065 HAS SOPS 471717218 HAS SOUS 251163724 HAS SOUPS 251008482 WITH SCORE 2.51487254065E8
AT ITER 363 NEW BEST:: SOT 499285710 SOS 479110158 HAS SOPS 472101574 HAS SOUS 250303470 HAS SOUPS 250144994 WITH SCORE 2.50624104158E8
AT ITER 381 NEW BEST:: SOT 499284027 SOS 479108475 HAS SOPS 472099891 HAS SOUS 250301787 HAS SOUPS 250143311 WITH SCORE 2.50622419475E8
AT ITER 385 NEW BEST:: SOT 499283253 SOS 479107701 HAS SOPS 472099117 HAS SOUS 250301707 HAS SOUPS 250143231 WITH SCORE 2.50622338701E8
AT ITER 391 NEW BEST:: SOT 499463456 SOS 478424831 HAS SOPS 470635223 HAS SOUS 250580779 HAS SOUPS 250126383 WITH SCORE 2.50604807831E8
AT ITER 392 NEW BEST:: SOT 499461575 SOS 478422950 HAS SOPS 470633342 HAS SOUS 250577751 HAS SOUPS 250123355 WITH SCORE 2.5060177795E8
AT ITER 413 NEW BEST:: SOT 499464521 SOS 478151259 HAS SOPS 470498442 HAS SOUS 249721611 HAS SOUPS 249284519 WITH SCORE 2.49762670259E8
AT ITER 424 NEW BEST:: SOT 499464511 SOS 478151249 HAS SOPS 470498432 HAS SOUS 249721596 HAS SOUPS 249284504 WITH SCORE 2.49762655249E8
AT ITER 437 NEW BEST:: SOT 499915016 SOS 478566845 HAS SOPS 470888615 HAS SOUS 248480144 HAS SOUPS 248018273 WITH SCORE 2.48496839845E8
AT ITER 465 NEW BEST:: SOT 499914854 SOS 478566665 HAS SOPS 470888453 HAS SOUS 248479408 HAS SOUPS 248017555 WITH SCORE 2.48496121665E8
AT ITER 466 NEW BEST:: SOT 499913763 SOS 478565574 HAS SOPS 470887362 HAS SOUS 248477743 HAS SOUPS 248015890 WITH SCORE 2.48494455574E8
AT ITER 471 NEW BEST:: SOT 502568124 SOS 480894210 HAS SOPS 473321644 HAS SOUS 247885573 HAS SOUPS 247399601 WITH SCORE 2.4788049521E8
AT ITER 474 NEW BEST:: SOT 502568068 SOS 480894154 HAS SOPS 473321588 HAS SOUS 247885517 HAS SOUPS 247399545 WITH SCORE 2.47880439154E8
AT ITER 491 NEW BEST:: SOT 502566025 SOS 480892111 HAS SOPS 473319545 HAS SOUS 247882214 HAS SOUPS 247396242 WITH SCORE 2.47877134111E8
AT ITER 536 NEW BEST:: SOT 502566025 SOS 480763744 HAS SOPS 473137621 HAS SOUS 247864914 HAS SOUPS 247378933 WITH SCORE 2.47859696744E8
AT ITER 553 NEW BEST:: SOT 502443032 SOS 480640153 HAS SOPS 473014628 HAS SOUS 247674827 HAS SOUPS 247189597 WITH SCORE 2.47670237153E8
AT ITER 581 NEW BEST:: SOT 502437169 SOS 480634290 HAS SOPS 473008765 HAS SOUS 247652485 HAS SOUPS 247167255 WITH SCORE 2.4764788929E8
AT ITER 588 NEW BEST:: SOT 502433849 SOS 480630970 HAS SOPS 473005445 HAS SOUS 247641563 HAS SOUPS 247156333 WITH SCORE 2.4763696397E8
AT ITER 590 NEW BEST:: SOT 502436314 SOS 480446343 HAS SOPS 472874272 HAS SOUS 246948206 HAS SOUPS 246477113 WITH SCORE 2.46957559343E8
AT ITER 599 NEW BEST:: SOT 502435396 SOS 480445425 HAS SOPS 472873354 HAS SOUS 246947288 HAS SOUPS 246476195 WITH SCORE 2.46956640425E8
AT ITER 619 NEW BEST:: SOT 502458032 SOS 480135610 HAS SOPS 472749399 HAS SOUS 245683456 HAS SOUPS 245224521 WITH SCORE 2.4570465661E8
AT ITER 624 NEW BEST:: SOT 502456446 SOS 480134024 HAS SOPS 472747813 HAS SOUS 245681043 HAS SOUPS 245222108 WITH SCORE 2.45702242024E8
AT ITER 643 NEW BEST:: SOT 502457280 SOS 479914562 HAS SOPS 472605218 HAS SOUS 244912333 HAS SOUPS 244468910 WITH SCORE 2.44948824562E8
AT ITER 656 NEW BEST:: SOT 502560549 SOS 479717472 HAS SOPS 472531054 HAS SOUS 242760581 HAS SOUPS 242322127 WITH SCORE 2.42801844472E8
AT ITER 665 NEW BEST:: SOT 502560421 SOS 479717344 HAS SOPS 472530926 HAS SOUS 242760453 HAS SOUPS 242321999 WITH SCORE 2.42801716344E8
AT ITER 668 NEW BEST:: SOT 502558499 SOS 479715422 HAS SOPS 472529004 HAS SOUS 242756797 HAS SOUPS 242318343 WITH SCORE 2.42798058422E8
AT ITER 684 NEW BEST:: SOT 502540657 SOS 479697580 HAS SOPS 472511162 HAS SOUS 242726747 HAS SOUPS 242288293 WITH SCORE 2.4276799058E8
AT ITER 737 NEW BEST:: SOT 502707128 SOS 479626278 HAS SOPS 472532101 HAS SOUS 242022870 HAS SOUPS 241596457 WITH SCORE 2.42076083278E8
AT ITER 739 NEW BEST:: SOT 502704686 SOS 479623836 HAS SOPS 472529659 HAS SOUS 242020746 HAS SOUPS 241594333 WITH SCORE 2.42073956836E8
AT ITER 751 NEW BEST:: SOT 504049904 SOS 480696470 HAS SOPS 473689456 HAS SOUS 241935521 HAS SOUPS 241509200 WITH SCORE 2.4198989647E8
AT ITER 753 NEW BEST:: SOT 504047404 SOS 480693970 HAS SOPS 473686956 HAS SOUS 241933021 HAS SOUPS 241506700 WITH SCORE 2.4198739397E8
AT ITER 756 NEW BEST:: SOT 504047280 SOS 480693787 HAS SOPS 473686780 HAS SOUS 241931299 HAS SOUPS 241505011 WITH SCORE 2.41985704787E8
AT ITER 804 NEW BEST:: SOT 504068317 SOS 480436688 HAS SOPS 473552479 HAS SOUS 240593432 HAS SOUPS 240177243 WITH SCORE 2.40657679688E8
AT ITER 815 NEW BEST:: SOT 504068263 SOS 480436634 HAS SOPS 473552425 HAS SOUS 240593360 HAS SOUPS 240177171 WITH SCORE 2.40657607634E8
AT ITER 820 NEW BEST:: SOT 504068110 SOS 480436366 HAS SOPS 473552272 HAS SOUS 240589894 HAS SOUPS 240173820 WITH SCORE 2.40654256366E8
AT ITER 825 NEW BEST:: SOT 504067471 SOS 480435597 HAS SOPS 473551633 HAS SOUS 240589750 HAS SOUPS 240173741 WITH SCORE 2.40654176597E8
AT ITER 864 NEW BEST:: SOT 504065540 SOS 480433532 HAS SOPS 473549702 HAS SOUS 240586891 HAS SOUPS 240170949 WITH SCORE 2.40651382532E8
AT ITER 885 NEW BEST:: SOT 505119412 SOS 481172894 HAS SOPS 474378811 HAS SOUS 238171256 HAS SOUPS 237724033 WITH SCORE 2.38205205894E8
AT ITER 911 NEW BEST:: SOT 505119256 SOS 481172738 HAS SOPS 474378655 HAS SOUS 238171088 HAS SOUPS 237723865 WITH SCORE 2.38205037738E8
AT ITER 917 NEW BEST:: SOT 505115788 SOS 481169270 HAS SOPS 474375187 HAS SOUS 238168809 HAS SOUPS 237721586 WITH SCORE 2.3820275527E8
AT ITER 936 NEW BEST:: SOT 505105065 SOS 481146568 HAS SOPS 474357321 HAS SOUS 238150295 HAS SOUPS 237703948 WITH SCORE 2.38185094568E8
AT ITER 937 NEW BEST:: SOT 505104864 SOS 481146367 HAS SOPS 474357120 HAS SOUS 238149657 HAS SOUPS 237703310 WITH SCORE 2.38184456367E8
AT ITER 961 NEW BEST:: SOT 507288418 SOS 482976046 HAS SOPS 476318813 HAS SOUS 236719472 HAS SOUPS 236241316 WITH SCORE 2.36724292046E8
AT ITER 962 NEW BEST:: SOT 507287962 SOS 482975567 HAS SOPS 476318409 HAS SOUS 236718146 HAS SOUPS 236240039 WITH SCORE 2.36723014567E8
AT ITER 989 NEW BEST:: SOT 507284582 SOS 482972187 HAS SOPS 476315029 HAS SOUS 236712727 HAS SOUPS 236234620 WITH SCORE 2.36717592187E8
AT ITER 1011 NEW BEST:: SOT 508526294 SOS 483794304 HAS SOPS 477361816 HAS SOUS 236016137 HAS SOUPS 235530216 WITH SCORE 2.36014010304E8
AT ITER 1037 NEW BEST:: SOT 508519624 SOS 483787634 HAS SOPS 477355146 HAS SOUS 236002147 HAS SOUPS 235516226 WITH SCORE 2.36000013634E8
AT ITER 1082 NEW BEST:: SOT 508385709 SOS 483652951 HAS SOPS 477221231 HAS SOUS 235851721 HAS SOUPS 235366568 WITH SCORE 2.35850220951E8
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393916 kB
MemFree: 14295660 kB
After kill :
MemTotal: 16393916 kB
MemFree: 16003080 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from 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="PhilosophersDyn-COL-50"
export BK_EXAMINATION="StateSpace"
export BK_TOOL="smart"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool smart"
echo " Input is PhilosophersDyn-COL-50, examination is StateSpace"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 1"
echo " Run identifier is r291-tall-167873942700304"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-50.tgz
mv PhilosophersDyn-COL-50 execution
cd execution
if [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "UpperBounds" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] || [ "StateSpace" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StateSpace" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StateSpace" != "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 "StateSpace.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StateSpace.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StateSpace.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 '' StateSpace.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StateSpace" = "ReachabilityDeadlock" ] || [ "StateSpace" = "QuasiLiveness" ] || [ "StateSpace" = "StableMarking" ] || [ "StateSpace" = "Liveness" ] || [ "StateSpace" = "OneSafe" ] ; then
echo "FORMULA_NAME StateSpace"
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 ;