fond
Model Checking Contest 2020
10th edition, Paris, France, June 23, 2020
Execution of r178-tajo-158987881800058
Last Updated
Jun 28, 2020

About the Execution of ITS-LoLa for DLCshifumi-PT-5b

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15740.990 3600000.00 3726405.00 1496.30 F??????????????? normal

Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2020-input.r178-tajo-158987881800058.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2020-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
..................
=====================================================================
Generated by BenchKit 2-4028
Executing tool itslola
Input is DLCshifumi-PT-5b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-tajo-158987881800058
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.9M
-rw-r--r-- 1 mcc users 3.4K Mar 31 01:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K Mar 31 01:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 29 14:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 29 14:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K Mar 24 05:37 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 24 05:37 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.2K Apr 8 14:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 21K Apr 28 14:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Apr 8 14:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 28 14:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 28 10:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 18K Mar 28 10:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 27 03:50 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 13K Mar 27 03:50 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 28 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 28 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 24 05:37 instance
-rw-r--r-- 1 mcc users 6 Mar 24 05:37 iscolored
-rw-r--r-- 1 mcc users 9.7M Mar 24 05:37 model.pnml

--------------------
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 DLCshifumi-PT-5b-00
FORMULA_NAME DLCshifumi-PT-5b-01
FORMULA_NAME DLCshifumi-PT-5b-02
FORMULA_NAME DLCshifumi-PT-5b-03
FORMULA_NAME DLCshifumi-PT-5b-04
FORMULA_NAME DLCshifumi-PT-5b-05
FORMULA_NAME DLCshifumi-PT-5b-06
FORMULA_NAME DLCshifumi-PT-5b-07
FORMULA_NAME DLCshifumi-PT-5b-08
FORMULA_NAME DLCshifumi-PT-5b-09
FORMULA_NAME DLCshifumi-PT-5b-10
FORMULA_NAME DLCshifumi-PT-5b-11
FORMULA_NAME DLCshifumi-PT-5b-12
FORMULA_NAME DLCshifumi-PT-5b-13
FORMULA_NAME DLCshifumi-PT-5b-14
FORMULA_NAME DLCshifumi-PT-5b-15

=== Now, execution of the tool begins

BK_START 1591201420186

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
[2020-06-03 16:23:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -timeout, 3600, -rebuildPNML]
[2020-06-03 16:23:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2020-06-03 16:23:43] [INFO ] Load time of PNML (sax parser for PT used): 875 ms
[2020-06-03 16:23:43] [INFO ] Transformed 27146 places.
[2020-06-03 16:23:43] [INFO ] Transformed 39849 transitions.
[2020-06-03 16:23:43] [INFO ] Found NUPN structural information;
[2020-06-03 16:23:44] [INFO ] Parsed PT model containing 27146 places and 39849 transitions in 2080 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 3023 ms.
Working with output stream class java.io.PrintStream
Incomplete random walk after 100000 steps, including 1 resets, run finished after 3261 ms. (steps per millisecond=30 ) properties seen :[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1]
// Phase 1: matrix 39849 rows 27146 cols
[2020-06-03 16:23:53] [INFO ] Computed 1378 place invariants in 2878 ms
[2020-06-03 16:24:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 16:24:14] [INFO ] [Real]Absence check using 1378 positive place invariants in 16596 ms returned (error "Failed to check-sat")
[2020-06-03 16:24:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 16:24:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 0
[2020-06-03 16:24:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe (= 1 (+ s0 s13397 s13398 s13399 s13400 s13401 s13402 s13403 s13404 s13405 s13406 s13407 s13408 s13409 s13410 s13411 s13412 s13413 s13414 s13415 s13416 s13417 s13418 s13419 s13420 s13421 s13422 s13423 s13424 s13425 s13426 s13427 s13428 s13429 s13430 s13431 s13432 s13433 s13434 s13435 s13436 s13437 s13438 s13439 s13440 s13441 s13442 s13443 s13444 s13445 s13446 s13447 s13448 s13449 s13450 s13451 s13452 s13453 s13454 s13455 s13456 s13457 s13458 s13459 s13460 s13461 s13462 s13463 s13464 s13465 s13466 s13467 s13468 s13469 s13470 s13471 s13472 s13473 s13474 s13475 s13476 s13477 s13478 s13479 s13480 s13481 s13482 s13483 s13484 s13485 s13486 s13487 s13488 s13489 s13490 s13491 s13492 s13493 s13494 s13495 s13496 s13497 s13498 s13499 s13500 s13501 s13502 s13503 s13504 s13505 s13506 s13507 s13508 s13509 s13510 s13511 s13512 s13513 s13514 s13515 s13516 s13517 s13518 s13519 s13520 s13521 s13522 s13523 s13524 s13525 s13526 s13527 s13528 s13529 s13530 s13531 s13532 s13533 s13534 s13535 s13536 s13537 s13538 s13539 s13540 s13541 s13542 s13543 s13544 s13545 s13546 s13547 s13548 s13549 s13550 s13551 s13552 s13553 s13554 s13555 s13556 s13557 s13558 s13559 s13560 s13561 s13562 s13563 s13564 s13565 s13566 s13567 s13568 s13569 s13570 s13571 s13572 s13573 s13574 s13575 s13576 s13577 s13578 s13579 s13580 s13581 s13582 s13583 s13584 s13585 s13586 s13587 s13588 s13589 s13590 s13591 s13592 s13593 s13594 s13595 s13596 s13597 s13598 s13599 s13600 s13601 s13602 s13603 s13604 s13605 s13606 s13607 s13608 s13609 s13610 s13611 s13612 s13613 s13614 s13615 s13616 s13617 s13618 s13619 s13620 s13621 s13622 s13623 s13624 s13625 s13626 s13627 s13628 s13629 s13630 s13631 s13632 s13633 s13634 s13635 s13636 s13637 s13638 s13639 s13640 s13641 s13642 s13643 s13644 s13645 s13646 s13647 s13648 s13649 s13650 s13651 s13652 s13653 s13654 s13655 s13656 s13657 s13658 s13659 s13660 s13661 s13662 s13663 s13664 s13665 s13666 s13667 s13668 s13669 s13670 s13671 s13672 s13673 s13674 s13675 s13676 s13677 s13678 s13679 s13680 s13681 s13682 s13683 s13684 s13685 s13686 s13687 s13688 s13689 s13690 s13691 s13692 s13693 s13694 s13695 s13696 s13697 s13698 s13699 s13700 s13701 s13702 s13703 s13704 s13705 s13706 s13707 s13708 s13709 s13710 s13711 s13712 s13713 s13714 s13715 s13716 s13717 s13718 s13719 s13720 s13721 s13722 s13723 s13724 s13725 s13726 s13727 s13728 s13729 s13730 s13731 s13732 s13733 s13734 s13735 s13736 s13737 s13738 s13739 s13740 s13741 s13742 s13743 s13744 s13745 s13746 s13747 s13748 s13749 s13750 s13751 s13752 s13753 s13754 s13755 s13756 s13757 s13758 s13759 s13760 s13761 s13762 s13763 s13764 s13765 s13766 s13767 s13768 s13769 s13770 s13771 s13772 s13773 s13774 s13775 s13776 s13777 s13778 s13779 s13780 s13781 s13782 s13783 s13784 s13785 s13786 s13787 s13788 s13789 s13790 s13791 s13792 s13793 s13794 s13795 s13796 s13797 s13798 s13799 s13800 s13801 s13802 s13803 s13804 s13805 s13806 s13807 s13808 s13809 s13810 s13811 s13812 s13813 s13814 s13815 s13816 s13817 s13818 s13819 s13820 s13821 s13822 s13823 s13824 s13825 s13826 s13827 s13828 s13829 s13830 s13831 s13832 s13833 s13834 s13835 s13836 s13837 s13838 s13839 s13840 s13841 s13842 s13843 s13844 s13845 s13846 s13847 s13848 s13849 s13850 s13851 s13852 s13853 s13854 s13855 s13856 s13857 s13858 s13859 s13860 s13861 s13862 s13863 s13864 s13865 s13866 s13867 s13868 s13869 s13870 s13871 s13872 s13873 s13874 s13875 s13876 s13877 s13878 s13879 s13880 s13881 s13882 s13883 s13884 s13885 s13886 s13887 s13888 s13889 s13890 s13891 s13892 s13893 s13894 s13895 s13896 s13897 s13898 s13899 s13900 s13901 s13902 s13903 s13904 s13905 s13906 s13907 s13908 s13909 s13910 s13911 s13912 s13913 s13914 s13915 s13916 s13917 s13918 s13919 s13920 s13921 s13922 s13923 s13924 s13925 s13926 s13927 s13928 s13929 s13930 s13931 s13932 s13933 s13934 s13935 s13936 s13937 s13938 s13939 s13940 s13941 s13942 s13943 s13944 s13945 s13946 s13947 s13948 s13949 s13950 s13951 s13952 s13953 s13954 s13955 s13956 s13957 s13958 s13959 s13960 s13961 s13962 s13963 s13964 s13965 s13966 s13967 s13968 s13969 s13970 s13971 s13972 s13973 s13974 s13975 s13976 s13977 s13978 s13979 s13980 s13981 s13982 s13983 s13984 s13985 s13986 s13987 s13988 s13989 s13990 s13991 s13992 s13993 s13994 s13995 s13996 s13997 s13998 s13999 s14000 s14001 s14002 s14003 s14004 s14005 s14006 s14007 s14008 s14009 s14010 s14011 s14012 s14013 s14014 s14015 s14016 s14017 s14018 s14019 s14020 s14021 s14022 s14023 s14024 s14025 s14026 s14027 s14028 s14029 s14030 s14031 s14032 s14033 s14034 s14035 s14036 s14037 s14038 s14039 s14040 s14041 s14042 s14043 s14044 s14045 s14046 s14047 s14048 s14049 s14050 s14051 s14052 s14053 s14054 s14055 s14056 s14057 s14058 s14059 s14060 s14061 s14062 s14063 s14064 s14065 s14066 s14067 s14068 s14069 s14070 s14071 s14072 s14073 s14074 s14075 s14076 s14077 s14078 s14079 s14080 s14081 s14082 s14083 s14084 s14085 s14086 s14087 s14088 s14089 s14090 s14091 s14092 s14093 s14094 s14095 s14096 s14097 s14098 s14099 s14100 s14101 s14102 s14103 s14104 s14105 s14106 s14107 s14108 s14109 s14110 s14111 s14112 s14113 s14114 s14115 s14116 s14117 s14118 s14119 s14120 s14121 s14122 s14123 s14124 s14125 s14126 s14127 s14128 s14129 s14130 s14131 s14132 s14133 s14134 s14135 s14136 s14137 s14138 s14139 s14140 s14141 s14142 s14143 s14144 s14145 s14146 s14147 s14148 s14149 s14150 s14151 s14152 s14153 s14154 s14155 s14156 s14157 s14158 s14159 s14160 s14161 s14162 s14163 s14164 s14165 s14166 s14167 s14168 s14169 s14170 s14171 s14172 s14173 s14174 s14175 s14176 s14177 s14178 s14179 s14180 s14181 s14182 s14183 s14184 s14185 s14186 s14187 s14188 s14189 s14190 s14191 s14192 s14193 s14194 s14195 s14196 s14197 s14198 s14199 s14200 s14201 s14202 s14203 s14204 s14205 s14206 s14207 s14208 s14209 s14210 s14211 s14212 s14213 s14214 s14215 s14216 s14217 s14218 s14219 s14220 s14221 s14222 s14223 s14224 s14225 s14226 s14227 s14228 s14229 s14230 s14231 s14232 s14233 s14234 s14235 s14236 s14237 s14238 s14239 s14240 s14241 s14242 s14243 s14244 s14245 s14246 s14247 s14248 s14249 s14250 s14251 s14252 s14253 s14254 s14255 s14256 s14257 s14258 s14259 s14260 s14261 s14262 s14263 s14264 s14265 s14266 s14267 s14268 s14269 s14270 s14271 s14272 s14273 s14274 s14275 s14276 s14277 s14278 s14279 s14280 s14281 s14282 s14283 s14284 s14285 s14286 s14287 s14288 s14289 s14290 s14291 s14292 s14293 s14294 s14295 s14296 s14297 s14298 s14299 s14300 s14301 s14302 s14303 s14304 s14305 s14306 s14307 s14308 s14309 s14310 s14311 s14312 s14313 s14314 s14315 s14316 s14317 s14318 s14319 s14320 s14321 s14322 s14323 s14324 s14325 s14326 s14327 s14328 s14329 s14330 s14331 s14332 s14333 s14334 s14335 s14336 s14337 s14338 s14339 s14340 s14341 s14342 s14343 s14344 s14345 s14346 s14347 s14348 s14349 s14350 s14351 s14352 s14353 s14354 s14355 s14356 s14357 s14358 s14359 s14360 s14361 s14362 s14363 s14364 s14365 s14366 s14367 s14368 s14369 s14370 s14371 s14372 s14373 s14374 s14375 s14376 s14377 s14378 s14379 s14380 s14381 s14382 s14383 s14384 s14385 s14386 s14387 s14388 s14389 s14390 s14391 s14392 s14393 s14394 s14395 s14396 s14397 s14398 s14399 s14400 s14401 s14402 s14403 s14404 s14405 s14406 s14407 s14408 s14409 s14410 s14411 s14412 s14413 s14414 s14415 s14416 s14417 s14418 s14419 s14420 s14421 s14422 s14423 s14424 s14425 s14426 s14427 s14428 s14429 s14430 s14431 s14432 s14433 s14434 s14435 s14436 s14437 s14438 s14439 s14440 s14441 s14442 s14443 s14444 s14445 s14446 s14447 s14448 s14449 s16616 s16617 s16618 s16619 s16620 s16621 s16622 s16623 s16624 s16625))") while checking expression at index 1
[2020-06-03 16:24:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 16:24:54] [INFO ] [Real]Absence check using 1378 positive place invariants in 16392 ms returned (error "Failed to check-sat")
[2020-06-03 16:24:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 16:24:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 2
[2020-06-03 16:25:14] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 16:25:14] [INFO ] [Real]Absence check using 1378 positive place invariants in 16768 ms returned (error "Failed to check-sat")
[2020-06-03 16:25:14] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 16:25:14] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 3
[2020-06-03 16:25:34] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 16:25:34] [INFO ] [Real]Absence check using 1378 positive place invariants in 17277 ms returned (error "Failed to check-sat")
[2020-06-03 16:25:34] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 16:25:34] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 4
[2020-06-03 16:25:54] [INFO ] SMT solver returned unknown. Retrying;
[2020-06-03 16:25:54] [INFO ] [Real]Absence check using 1378 positive place invariants in 16695 ms returned (error "Failed to check-sat")
[2020-06-03 16:25:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2020-06-03 16:25:54] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed") while checking expression at index 5
[2020-06-03 16:25:56] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2020-06-03 16:25:56] [INFO ] Flatten gal took : 1463 ms
FORMULA DLCshifumi-PT-5b-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2020-06-03 16:25:56] [INFO ] Applying decomposition
[2020-06-03 16:25:57] [INFO ] Flatten gal took : 900 ms
[2020-06-03 16:25:58] [INFO ] Decomposing Gal with order
[2020-06-03 16:29:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2020-06-03 16:30:00] [INFO ] Removed a total of 22801 redundant transitions.
[2020-06-03 16:30:01] [INFO ] Flatten gal took : 1489 ms
[2020-06-03 16:47:38] [INFO ] Fuse similar labels procedure discarded/fused a total of 1454390 labels/synchronizations in 983664 ms.
[2020-06-03 16:49:05] [INFO ] Export to MCC properties in file /home/mcc/execution/LTLFireability.sr.xml took 4 ms.
[2020-06-03 16:49:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml took 214 ms.
info: Time: 3600 - MCC
vrfy: Checking LTLFireability @ DLCshifumi-PT-5b @ 3570 seconds
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16427456 kB
MemFree: 6101496 kB
After kill :
MemTotal: 16427456 kB
MemFree: 16099592 kB

--------------------
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="DLCshifumi-PT-5b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itslola"
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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-4028"
echo " Executing tool itslola"
echo " Input is DLCshifumi-PT-5b, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r178-tajo-158987881800058"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCshifumi-PT-5b.tgz
mv DLCshifumi-PT-5b execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;