Execution Chart

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

Trace from the execution

Formatting '/data/fko/mcc2022-input.r204-oct2-165281599400540.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fko/mcc2022-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-4028
Executing tool itstools
Input is ServersAndClients-PT-400160, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r204-oct2-165281599400540
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 41M
-rw-r--r-- 1 mcc users 8.4K Apr 29 17:20 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Apr 29 17:20 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Apr 29 17:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 29 17:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 9 08:45 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 9 08:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 9 08:45 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 9 08:45 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 9 08:45 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 9 08:45 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 10 09:34 equiv_col
-rw-r--r-- 1 mcc users 7 May 10 09:34 instance
-rw-r--r-- 1 mcc users 6 May 10 09:34 iscolored
-rw-r--r-- 1 mcc users 41M May 10 09:34 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 ServersAndClients-PT-400160-LTLFireability-00
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-01
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-02
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-03
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-04
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-05
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-06
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-07
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-08
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-09
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-10
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-11
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-12
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-13
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-14
FORMULA_NAME ServersAndClients-PT-400160-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1652977443438

Running Version 202205111006
[2022-05-19 16:24:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -spotpath, /home/mcc/BenchKit/bin//..//ltlfilt, -z3path, /home/mcc/BenchKit/bin//..//z3/bin/z3, -yices2path, /home/mcc/BenchKit/bin//..//yices/bin/yices, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2022-05-19 16:24:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2022-05-19 16:24:06] [INFO ] Load time of PNML (sax parser for PT used): 1560 ms
[2022-05-19 16:24:06] [INFO ] Transformed 65761 places.
[2022-05-19 16:24:06] [INFO ] Transformed 128800 transitions.
[2022-05-19 16:24:06] [INFO ] Parsed PT model containing 65761 places and 128800 transitions in 2124 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 39 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ServersAndClients-PT-400160-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ServersAndClients-PT-400160-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 2456 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:24:13] [INFO ] Computed 961 place invariants in 3609 ms
[2022-05-19 16:24:19] [INFO ] Implicit Places using invariants in 9484 ms returned []
Implicit Place search using SMT only with invariants took 9509 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:24:23] [INFO ] Computed 961 place invariants in 4305 ms
[2022-05-19 16:24:29] [INFO ] Dead Transitions using invariants and state equation in 9723 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Support contains 46 out of 65761 places after structural reductions.
[2022-05-19 16:24:33] [INFO ] Flatten gal took : 3806 ms
[2022-05-19 16:24:37] [INFO ] Flatten gal took : 4171 ms
[2022-05-19 16:24:45] [INFO ] Input system was already deterministic with 128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 2315 ms. (steps per millisecond=4 ) properties (out of 26) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:24:51] [INFO ] Computed 961 place invariants in 2546 ms
[2022-05-19 16:25:16] [INFO ] [Real]Absence check using 561 positive place invariants in 1700 ms returned unknown
[2022-05-19 16:25:17] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2022-05-19 16:25:17] [INFO ] After 25305ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 10 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 16 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SAFETY mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 62319 transitions
Trivial Post-agglo rules discarded 62319 transitions
Performed 62319 trivial Post agglomeration. Transition count delta: 62319
Iterating post reduction 0 with 62319 rules applied. Total rules applied 62319 place count 65761 transition count 66481
Reduce places removed 62319 places and 0 transitions.
Performed 471 Post agglomeration using F-continuation condition.Transition count delta: 471
Iterating post reduction 1 with 62790 rules applied. Total rules applied 125109 place count 3442 transition count 66010
Reduce places removed 618 places and 0 transitions.
Ensure Unique test removed 58400 transitions
Reduce isomorphic transitions removed 58400 transitions.
Iterating post reduction 2 with 59018 rules applied. Total rules applied 184127 place count 2824 transition count 7610
Drop transitions removed 3990 transitions
Redundant transition composition rules discarded 3990 transitions
Iterating global reduction 3 with 3990 rules applied. Total rules applied 188117 place count 2824 transition count 3620
Partial Free-agglomeration rule applied 397 times.
Drop transitions removed 397 transitions
Iterating global reduction 3 with 397 rules applied. Total rules applied 188514 place count 2824 transition count 3620
Applied a total of 188514 rules in 7161 ms. Remains 2824 /65761 variables (removed 62937) and now considering 3620/128800 (removed 125180) transitions.
Finished structural reductions, in 1 iterations. Remains : 2824/65761 places, 3620/128800 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1049 ms. (steps per millisecond=9 ) properties (out of 10) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 3620 rows 2824 cols
[2022-05-19 16:25:25] [INFO ] Computed 814 place invariants in 38 ms
[2022-05-19 16:25:26] [INFO ] [Real]Absence check using 414 positive place invariants in 251 ms returned sat
[2022-05-19 16:25:26] [INFO ] [Real]Absence check using 414 positive and 400 generalized place invariants in 91 ms returned sat
[2022-05-19 16:25:28] [INFO ] After 1666ms SMT Verify possible using state equation in real domain returned unsat :3 sat :4
[2022-05-19 16:25:29] [INFO ] After 2393ms SMT Verify possible using trap constraints in real domain returned unsat :3 sat :4
Attempting to minimize the solution found.
Minimization took 437 ms.
[2022-05-19 16:25:29] [INFO ] After 4070ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :4
Fused 7 Parikh solutions to 4 different solutions.
Finished Parikh walk after 6 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=3 )
Parikh walk visited 4 properties in 18 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 13 simplifications.
FORMULA ServersAndClients-PT-400160-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 0 stabilizing places and 0 stable transitions
FORMULA ServersAndClients-PT-400160-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&((G(p1) U G(!p0))||G(p1)||p2))))'
Support contains 5 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 2078 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:25:36] [INFO ] Computed 961 place invariants in 3788 ms
[2022-05-19 16:25:41] [INFO ] Implicit Places using invariants in 8867 ms returned []
Implicit Place search using SMT only with invariants took 8868 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:25:44] [INFO ] Computed 961 place invariants in 2775 ms
[2022-05-19 16:25:49] [INFO ] Dead Transitions using invariants and state equation in 8037 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 691 ms :[(NOT p1), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 5}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p2) p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p2), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p2) p1), acceptance={} source=2 dest: 3}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 5}], [{ cond=(AND p0 p1), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 5}], [{ cond=true, acceptance={} source=4 dest: 2}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=4, aps=[p1:(AND (GEQ s1249 1) (GEQ s16438 1)), p0:(AND (GEQ s841 1) (GEQ s30874 1)), p2:(GEQ s10161 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 25 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-00 finished in 20236 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p1)||p0)))'
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63439 transitions
Trivial Post-agglo rules discarded 63439 transitions
Performed 63439 trivial Post agglomeration. Transition count delta: 63439
Iterating post reduction 0 with 63439 rules applied. Total rules applied 63439 place count 65761 transition count 65361
Reduce places removed 63439 places and 0 transitions.
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Iterating post reduction 1 with 63598 rules applied. Total rules applied 127037 place count 2322 transition count 65202
Reduce places removed 316 places and 0 transitions.
Ensure Unique test removed 62400 transitions
Reduce isomorphic transitions removed 62400 transitions.
Iterating post reduction 2 with 62716 rules applied. Total rules applied 189753 place count 2006 transition count 2802
Drop transitions removed 798 transitions
Redundant transition composition rules discarded 798 transitions
Iterating global reduction 3 with 798 rules applied. Total rules applied 190551 place count 2006 transition count 2004
Applied a total of 190551 rules in 2295 ms. Remains 2006 /65761 variables (removed 63755) and now considering 2004/128800 (removed 126796) transitions.
// Phase 1: matrix 2004 rows 2006 cols
[2022-05-19 16:25:53] [INFO ] Computed 804 place invariants in 16 ms
[2022-05-19 16:25:54] [INFO ] Implicit Places using invariants in 1428 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 1601, 1603]
Discarding 802 places :
Implicit Place search using SMT only with invariants took 1438 ms to find 802 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1204/65761 places, 2004/128800 transitions.
Graph (trivial) has 1198 edges and 1204 vertex of which 799 / 1204 are part of one of the 1 SCC in 5 ms
Free SCC test removed 798 places
Ensure Unique test removed 1196 transitions
Reduce isomorphic transitions removed 1196 transitions.
Discarding 398 places :
Symmetric choice reduction at 0 with 398 rule applications. Total rules 399 place count 8 transition count 410
Iterating global reduction 0 with 398 rules applied. Total rules applied 797 place count 8 transition count 410
Ensure Unique test removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 0 with 398 rules applied. Total rules applied 1195 place count 8 transition count 12
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1197 place count 7 transition count 11
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 1198 place count 6 transition count 10
Iterating global reduction 1 with 1 rules applied. Total rules applied 1199 place count 6 transition count 10
Applied a total of 1199 rules in 25 ms. Remains 6 /1204 variables (removed 1198) and now considering 10/2004 (removed 1994) transitions.
// Phase 1: matrix 10 rows 6 cols
[2022-05-19 16:25:54] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-19 16:25:54] [INFO ] Implicit Places using invariants in 32 ms returned []
// Phase 1: matrix 10 rows 6 cols
[2022-05-19 16:25:54] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-19 16:25:54] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 6/65761 places, 10/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 6/65761 places, 10/128800 transitions.
Stuttering acceptance computed with spot in 102 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (LT s2 1) (GEQ s3 1)), p1:(AND (GEQ s0 1) (GEQ s4 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 44 steps with 0 reset in 2 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-01 finished in 4052 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0)&&p0) U X((p1 U p2))))'
Support contains 5 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 2936 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:26:01] [INFO ] Computed 961 place invariants in 3891 ms
[2022-05-19 16:26:09] [INFO ] Implicit Places using invariants in 11278 ms returned []
Implicit Place search using SMT only with invariants took 11304 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:26:12] [INFO ] Computed 961 place invariants in 3482 ms
[2022-05-19 16:26:17] [INFO ] Dead Transitions using invariants and state equation in 8358 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 175 ms :[(NOT p2), (NOT p2), (NOT p2), true, (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(AND (NOT p0) (NOT p2) p1), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={0} source=2 dest: 2}, { cond=(AND (NOT p0) (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 3}, { cond=(AND p0 (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s3469 1), p2:(AND (GEQ s909 1) (GEQ s59345 1)), p1:(AND (GEQ s1287 1) (GEQ s18042 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 34 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-02 finished in 23199 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 1844 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:26:23] [INFO ] Computed 961 place invariants in 3171 ms
[2022-05-19 16:26:28] [INFO ] Implicit Places using invariants in 8365 ms returned []
Implicit Place search using SMT only with invariants took 8369 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:26:32] [INFO ] Computed 961 place invariants in 3806 ms
[2022-05-19 16:26:37] [INFO ] Dead Transitions using invariants and state equation in 9427 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 155 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(LT s45550 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 45522 steps with 0 reset in 7276 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-05 finished in 27480 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 3567 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:26:52] [INFO ] Computed 961 place invariants in 3565 ms
[2022-05-19 16:26:57] [INFO ] Implicit Places using invariants in 8759 ms returned []
Implicit Place search using SMT only with invariants took 8760 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:27:01] [INFO ] Computed 961 place invariants in 3317 ms
[2022-05-19 16:27:06] [INFO ] Dead Transitions using invariants and state equation in 8944 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (LT s1447 1) (LT s28869 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration timeout after 33060 steps with 11020 reset in 10004 ms.
Product exploration timeout after 33330 steps with 11110 reset in 10003 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X (X p0))
Knowledge based reduction with 2 factoid took 53 ms. Reduced automaton from 3 states, 3 edges and 1 AP to 1 states, 0 edges and 0 AP.
FORMULA ServersAndClients-PT-400160-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ServersAndClients-PT-400160-LTLFireability-07 finished in 42972 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Applied a total of 0 rules in 5259 ms. Remains 65761 /65761 variables (removed 0) and now considering 128800/128800 (removed 0) transitions.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:27:37] [INFO ] Computed 961 place invariants in 3726 ms
[2022-05-19 16:27:42] [INFO ] Implicit Places using invariants in 9053 ms returned []
Implicit Place search using SMT only with invariants took 9067 ms to find 0 implicit places.
// Phase 1: matrix 128800 rows 65761 cols
[2022-05-19 16:27:46] [INFO ] Computed 961 place invariants in 3972 ms
[2022-05-19 16:27:53] [INFO ] Dead Transitions using invariants and state equation in 10878 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 65761/65761 places, 128800/128800 transitions.
Stuttering acceptance computed with spot in 211 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (GEQ s1399 1) (GEQ s58142 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 18 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-09 finished in 25820 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63441 transitions
Trivial Post-agglo rules discarded 63441 transitions
Performed 63441 trivial Post agglomeration. Transition count delta: 63441
Iterating post reduction 0 with 63441 rules applied. Total rules applied 63441 place count 65761 transition count 65359
Reduce places removed 63441 places and 0 transitions.
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Iterating post reduction 1 with 63600 rules applied. Total rules applied 127041 place count 2320 transition count 65200
Reduce places removed 318 places and 0 transitions.
Ensure Unique test removed 63200 transitions
Reduce isomorphic transitions removed 63200 transitions.
Iterating post reduction 2 with 63518 rules applied. Total rules applied 190559 place count 2002 transition count 2000
Applied a total of 190559 rules in 2377 ms. Remains 2002 /65761 variables (removed 63759) and now considering 2000/128800 (removed 126800) transitions.
// Phase 1: matrix 2000 rows 2002 cols
[2022-05-19 16:27:56] [INFO ] Computed 802 place invariants in 20 ms
[2022-05-19 16:27:58] [INFO ] Implicit Places using invariants in 1549 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799]
Discarding 800 places :
Implicit Place search using SMT only with invariants took 1559 ms to find 800 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1202/65761 places, 2000/128800 transitions.
Graph (trivial) has 1198 edges and 1202 vertex of which 799 / 1202 are part of one of the 1 SCC in 1 ms
Free SCC test removed 798 places
Ensure Unique test removed 1196 transitions
Reduce isomorphic transitions removed 1196 transitions.
Discarding 398 places :
Symmetric choice reduction at 0 with 398 rule applications. Total rules 399 place count 6 transition count 406
Iterating global reduction 0 with 398 rules applied. Total rules applied 797 place count 6 transition count 406
Ensure Unique test removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 0 with 398 rules applied. Total rules applied 1195 place count 6 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1197 place count 5 transition count 7
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 1198 place count 4 transition count 6
Iterating global reduction 1 with 1 rules applied. Total rules applied 1199 place count 4 transition count 6
Applied a total of 1199 rules in 10 ms. Remains 4 /1202 variables (removed 1198) and now considering 6/2000 (removed 1994) transitions.
// Phase 1: matrix 6 rows 4 cols
[2022-05-19 16:27:58] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-19 16:27:58] [INFO ] Implicit Places using invariants in 37 ms returned []
// Phase 1: matrix 6 rows 4 cols
[2022-05-19 16:27:58] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-19 16:27:58] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 4/65761 places, 6/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 4/65761 places, 6/128800 transitions.
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-10 finished in 4164 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 62884 transitions
Trivial Post-agglo rules discarded 62884 transitions
Performed 62884 trivial Post agglomeration. Transition count delta: 62884
Iterating post reduction 0 with 62884 rules applied. Total rules applied 62884 place count 65761 transition count 65916
Reduce places removed 62884 places and 0 transitions.
Performed 316 Post agglomeration using F-continuation condition.Transition count delta: 316
Iterating post reduction 1 with 63200 rules applied. Total rules applied 126084 place count 2877 transition count 65600
Reduce places removed 474 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 2 with 63274 rules applied. Total rules applied 189358 place count 2403 transition count 2800
Applied a total of 189358 rules in 2413 ms. Remains 2403 /65761 variables (removed 63358) and now considering 2800/128800 (removed 126000) transitions.
// Phase 1: matrix 2800 rows 2403 cols
[2022-05-19 16:28:00] [INFO ] Computed 803 place invariants in 22 ms
[2022-05-19 16:28:02] [INFO ] Implicit Places using invariants in 1700 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799]
Discarding 800 places :
Implicit Place search using SMT only with invariants took 1706 ms to find 800 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1603/65761 places, 2800/128800 transitions.
Graph (trivial) has 1196 edges and 1603 vertex of which 797 / 1603 are part of one of the 1 SCC in 1 ms
Free SCC test removed 796 places
Ensure Unique test removed 1193 transitions
Reduce isomorphic transitions removed 1193 transitions.
Discarding 795 places :
Symmetric choice reduction at 0 with 795 rule applications. Total rules 796 place count 12 transition count 812
Iterating global reduction 0 with 795 rules applied. Total rules applied 1591 place count 12 transition count 812
Ensure Unique test removed 794 transitions
Reduce isomorphic transitions removed 794 transitions.
Iterating post reduction 0 with 794 rules applied. Total rules applied 2385 place count 12 transition count 18
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 2387 place count 10 transition count 16
Iterating global reduction 1 with 2 rules applied. Total rules applied 2389 place count 10 transition count 16
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2391 place count 9 transition count 15
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 2393 place count 7 transition count 13
Iterating global reduction 1 with 2 rules applied. Total rules applied 2395 place count 7 transition count 13
Applied a total of 2395 rules in 20 ms. Remains 7 /1603 variables (removed 1596) and now considering 13/2800 (removed 2787) transitions.
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:02] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:02] [INFO ] Implicit Places using invariants in 16 ms returned []
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:02] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:02] [INFO ] Implicit Places using invariants and state equation in 45 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/65761 places, 13/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 7/65761 places, 13/128800 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (AND (GEQ s0 1) (GEQ s3 1)) (AND (GEQ s1 1) (GEQ s5 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-12 finished in 4337 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(!(p0 U G(p0)))&&G(X(G(F(G(p1))))))))'
Support contains 3 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63440 transitions
Trivial Post-agglo rules discarded 63440 transitions
Performed 63440 trivial Post agglomeration. Transition count delta: 63440
Iterating post reduction 0 with 63440 rules applied. Total rules applied 63440 place count 65761 transition count 65360
Reduce places removed 63440 places and 0 transitions.
Performed 159 Post agglomeration using F-continuation condition.Transition count delta: 159
Iterating post reduction 1 with 63599 rules applied. Total rules applied 127039 place count 2321 transition count 65201
Reduce places removed 317 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 2 with 63117 rules applied. Total rules applied 190156 place count 2004 transition count 2401
Drop transitions removed 399 transitions
Redundant transition composition rules discarded 399 transitions
Iterating global reduction 3 with 399 rules applied. Total rules applied 190555 place count 2004 transition count 2002
Applied a total of 190555 rules in 2238 ms. Remains 2004 /65761 variables (removed 63757) and now considering 2002/128800 (removed 126798) transitions.
// Phase 1: matrix 2002 rows 2004 cols
[2022-05-19 16:28:05] [INFO ] Computed 803 place invariants in 15 ms
[2022-05-19 16:28:06] [INFO ] Implicit Places using invariants in 1286 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 2002]
Discarding 801 places :
Implicit Place search using SMT only with invariants took 1293 ms to find 801 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1203/65761 places, 2002/128800 transitions.
Graph (trivial) has 1198 edges and 1203 vertex of which 799 / 1203 are part of one of the 1 SCC in 0 ms
Free SCC test removed 798 places
Ensure Unique test removed 1196 transitions
Reduce isomorphic transitions removed 1196 transitions.
Discarding 398 places :
Symmetric choice reduction at 0 with 398 rule applications. Total rules 399 place count 7 transition count 408
Iterating global reduction 0 with 398 rules applied. Total rules applied 797 place count 7 transition count 408
Ensure Unique test removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 0 with 398 rules applied. Total rules applied 1195 place count 7 transition count 10
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 1197 place count 6 transition count 9
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 1198 place count 5 transition count 8
Iterating global reduction 1 with 1 rules applied. Total rules applied 1199 place count 5 transition count 8
Applied a total of 1199 rules in 8 ms. Remains 5 /1203 variables (removed 1198) and now considering 8/2002 (removed 1994) transitions.
// Phase 1: matrix 8 rows 5 cols
[2022-05-19 16:28:06] [INFO ] Computed 2 place invariants in 1 ms
[2022-05-19 16:28:06] [INFO ] Implicit Places using invariants in 38 ms returned []
// Phase 1: matrix 8 rows 5 cols
[2022-05-19 16:28:06] [INFO ] Computed 2 place invariants in 0 ms
[2022-05-19 16:28:06] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/65761 places, 8/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 5/65761 places, 8/128800 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s0 1) (GEQ s2 1)), p1:(LT s4 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 111 ms.
Stack based approach found an accepted trace after 18 steps with 1 reset with depth 14 and stack size 6 in 0 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-13 finished in 3904 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(X(G(F(!(p0 U p1)))))))'
Support contains 4 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 62884 transitions
Trivial Post-agglo rules discarded 62884 transitions
Performed 62884 trivial Post agglomeration. Transition count delta: 62884
Iterating post reduction 0 with 62884 rules applied. Total rules applied 62884 place count 65761 transition count 65916
Reduce places removed 62884 places and 0 transitions.
Performed 316 Post agglomeration using F-continuation condition.Transition count delta: 316
Iterating post reduction 1 with 63200 rules applied. Total rules applied 126084 place count 2877 transition count 65600
Reduce places removed 474 places and 0 transitions.
Ensure Unique test removed 62800 transitions
Reduce isomorphic transitions removed 62800 transitions.
Iterating post reduction 2 with 63274 rules applied. Total rules applied 189358 place count 2403 transition count 2800
Applied a total of 189358 rules in 3081 ms. Remains 2403 /65761 variables (removed 63358) and now considering 2800/128800 (removed 126000) transitions.
// Phase 1: matrix 2800 rows 2403 cols
[2022-05-19 16:28:09] [INFO ] Computed 803 place invariants in 29 ms
[2022-05-19 16:28:11] [INFO ] Implicit Places using invariants in 1457 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799]
Discarding 800 places :
Implicit Place search using SMT only with invariants took 1484 ms to find 800 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1603/65761 places, 2800/128800 transitions.
Graph (trivial) has 1196 edges and 1603 vertex of which 797 / 1603 are part of one of the 1 SCC in 1 ms
Free SCC test removed 796 places
Ensure Unique test removed 1193 transitions
Reduce isomorphic transitions removed 1193 transitions.
Discarding 795 places :
Symmetric choice reduction at 0 with 795 rule applications. Total rules 796 place count 12 transition count 812
Iterating global reduction 0 with 795 rules applied. Total rules applied 1591 place count 12 transition count 812
Ensure Unique test removed 794 transitions
Reduce isomorphic transitions removed 794 transitions.
Iterating post reduction 0 with 794 rules applied. Total rules applied 2385 place count 12 transition count 18
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 2387 place count 10 transition count 16
Iterating global reduction 1 with 2 rules applied. Total rules applied 2389 place count 10 transition count 16
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 2391 place count 9 transition count 15
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 2393 place count 7 transition count 13
Iterating global reduction 1 with 2 rules applied. Total rules applied 2395 place count 7 transition count 13
Applied a total of 2395 rules in 13 ms. Remains 7 /1603 variables (removed 1596) and now considering 13/2800 (removed 2787) transitions.
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:11] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:11] [INFO ] Implicit Places using invariants in 31 ms returned []
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:11] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:11] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/65761 places, 13/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 7/65761 places, 13/128800 transitions.
Stuttering acceptance computed with spot in 97 ms :[p1, p1]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=p1, acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s3 1)), p0:(AND (GEQ s0 1) (GEQ s5 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 4726 reset in 124 ms.
Product exploration explored 100000 steps with 4705 reset in 92 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 225 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 2 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 90 ms :[p1, p1]
Finished random walk after 21 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=10 )
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p1), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 1 factoid took 281 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 2 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 94 ms :[p1, p1]
Stuttering acceptance computed with spot in 77 ms :[p1, p1]
Support contains 4 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 13/13 transitions.
Applied a total of 0 rules in 1 ms. Remains 7 /7 variables (removed 0) and now considering 13/13 (removed 0) transitions.
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:12] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:12] [INFO ] Implicit Places using invariants in 20 ms returned []
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:12] [INFO ] Computed 3 place invariants in 0 ms
[2022-05-19 16:28:12] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2022-05-19 16:28:12] [INFO ] Redundant transitions in 0 ms returned []
// Phase 1: matrix 13 rows 7 cols
[2022-05-19 16:28:12] [INFO ] Computed 3 place invariants in 13 ms
[2022-05-19 16:28:12] [INFO ] Dead Transitions using invariants and state equation in 43 ms found 0 transitions.
Finished structural reductions, in 1 iterations. Remains : 7/7 places, 13/13 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 1 factoid took 237 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 2 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 99 ms :[p1, p1]
Finished random walk after 8 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=4 )
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X p1), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F p1), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 1 factoid took 310 ms. Reduced automaton from 2 states, 4 edges and 2 AP to 2 states, 4 edges and 2 AP.
Stuttering acceptance computed with spot in 71 ms :[p1, p1]
Stuttering acceptance computed with spot in 109 ms :[p1, p1]
Stuttering acceptance computed with spot in 90 ms :[p1, p1]
Product exploration explored 100000 steps with 4699 reset in 94 ms.
Product exploration explored 100000 steps with 4738 reset in 66 ms.
Built C files in :
/tmp/ltsmin15778924839173060540
[2022-05-19 16:28:13] [INFO ] Computing symmetric may disable matrix : 13 transitions.
[2022-05-19 16:28:13] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-19 16:28:13] [INFO ] Computing symmetric may enable matrix : 13 transitions.
[2022-05-19 16:28:13] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-19 16:28:13] [INFO ] Computing Do-Not-Accords matrix : 13 transitions.
[2022-05-19 16:28:13] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2022-05-19 16:28:13] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15778924839173060540
Running compilation step : cd /tmp/ltsmin15778924839173060540;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 152 ms.
Running link step : cd /tmp/ltsmin15778924839173060540;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin15778924839173060540;'/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202205111006/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15746136438890501878.hoa' '--buchi-type=spotba'
LTSmin run took 58 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-14 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ServersAndClients-PT-400160-LTLFireability-14 finished in 7356 ms.
Running Spot : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//..//ltl2tgba' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 65761 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 65761/65761 places, 128800/128800 transitions.
Drop transitions removed 63999 transitions
Trivial Post-agglo rules discarded 63999 transitions
Performed 63999 trivial Post agglomeration. Transition count delta: 63999
Iterating post reduction 0 with 63999 rules applied. Total rules applied 63999 place count 65761 transition count 64801
Reduce places removed 64158 places and 0 transitions.
Ensure Unique test removed 63200 transitions
Reduce isomorphic transitions removed 63200 transitions.
Iterating post reduction 1 with 127358 rules applied. Total rules applied 191357 place count 1603 transition count 1601
Drop transitions removed 399 transitions
Redundant transition composition rules discarded 399 transitions
Iterating global reduction 2 with 399 rules applied. Total rules applied 191756 place count 1603 transition count 1202
Discarding 399 places :
Implicit places reduction removed 399 places
Drop transitions removed 798 transitions
Trivial Post-agglo rules discarded 798 transitions
Performed 798 trivial Post agglomeration. Transition count delta: 798
Iterating post reduction 2 with 1197 rules applied. Total rules applied 192953 place count 1204 transition count 404
Reduce places removed 1197 places and 0 transitions.
Ensure Unique test removed 398 transitions
Reduce isomorphic transitions removed 398 transitions.
Iterating post reduction 3 with 1595 rules applied. Total rules applied 194548 place count 7 transition count 6
Applied a total of 194548 rules in 1834 ms. Remains 7 /65761 variables (removed 65754) and now considering 6/128800 (removed 128794) transitions.
// Phase 1: matrix 6 rows 7 cols
[2022-05-19 16:28:15] [INFO ] Computed 4 place invariants in 0 ms
[2022-05-19 16:28:15] [INFO ] Implicit Places using invariants in 32 ms returned [0, 1, 5]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 33 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/65761 places, 6/128800 transitions.
Graph (trivial) has 4 edges and 4 vertex of which 3 / 4 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Applied a total of 1 rules in 0 ms. Remains 2 /4 variables (removed 2) and now considering 3/6 (removed 3) transitions.
// Phase 1: matrix 3 rows 2 cols
[2022-05-19 16:28:15] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 16:28:16] [INFO ] Implicit Places using invariants in 18 ms returned []
// Phase 1: matrix 3 rows 2 cols
[2022-05-19 16:28:16] [INFO ] Computed 1 place invariants in 0 ms
[2022-05-19 16:28:16] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/65761 places, 3/128800 transitions.
Finished structural reductions, in 2 iterations. Remains : 2/65761 places, 3/128800 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Running random walk in product with property : ServersAndClients-PT-400160-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LT s1 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 44 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 2 in 0 ms.
FORMULA ServersAndClients-PT-400160-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ServersAndClients-PT-400160-LTLFireability-15 finished in 2101 ms.
All properties solved by simple procedures.
Total runtime 251534 ms.

BK_STOP 1652977696289

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

+ export LANG=C
+ LANG=C
+ export BINDIR=/home/mcc/BenchKit/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ export PYTHONPATH=/usr/lib/python3.9/site-packages/
+ PYTHONPATH=/usr/lib/python3.9/site-packages/
+ export LD_LIBRARY_PATH=/usr/local/lib:
+ LD_LIBRARY_PATH=/usr/local/lib:
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202205111006.jar
+ VERSION=202205111006
+ echo 'Running Version 202205111006'
+ /home/mcc/BenchKit/bin//..//itstools/its-tools -data @none -pnfolder /home/mcc/execution -examination LTLFireability -spotpath /home/mcc/BenchKit/bin//..//ltlfilt -z3path /home/mcc/BenchKit/bin//..//z3/bin/z3 -yices2path /home/mcc/BenchKit/bin//..//yices/bin/yices -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600 -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=@none -Xss128m -Xms40m -Xmx8192m

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="ServersAndClients-PT-400160"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-4028"
echo " Executing tool itstools"
echo " Input is ServersAndClients-PT-400160, 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 r204-oct2-165281599400540"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ServersAndClients-PT-400160.tgz
mv ServersAndClients-PT-400160 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 ;