Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r103-tall-167814478800827.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DLCshifumi-PT-4a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r103-tall-167814478800827
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.3M
-rw-r--r-- 1 mcc users 6.0K Feb 26 08:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 26 08:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 08:05 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Feb 26 08:05 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 15:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 15:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 15:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Feb 25 15:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 09:19 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K Feb 26 09:19 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Feb 26 08:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Feb 26 08:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 15:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 15:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.9M Mar 5 18:22 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-4a-LTLCardinality-00
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-01
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-02
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-03
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-04
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-05
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-06
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-07
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-08
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-09
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-10
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-11
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-12
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-13
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-14
FORMULA_NAME DLCshifumi-PT-4a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1678281081044

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-4a
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-08 13:11:22] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-08 13:11:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-08 13:11:22] [INFO ] Load time of PNML (sax parser for PT used): 248 ms
[2023-03-08 13:11:22] [INFO ] Transformed 1178 places.
[2023-03-08 13:11:23] [INFO ] Transformed 7504 transitions.
[2023-03-08 13:11:23] [INFO ] Found NUPN structural information;
[2023-03-08 13:11:23] [INFO ] Parsed PT model containing 1178 places and 7504 transitions and 28610 arcs in 518 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
Ensure Unique test removed 924 transitions
Reduce redundant transitions removed 924 transitions.
FORMULA DLCshifumi-PT-4a-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 1178 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1178/1178 places, 6580/6580 transitions.
Discarding 155 places :
Symmetric choice reduction at 0 with 155 rule applications. Total rules 155 place count 1023 transition count 5280
Iterating global reduction 0 with 155 rules applied. Total rules applied 310 place count 1023 transition count 5280
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Iterating post reduction 0 with 73 rules applied. Total rules applied 383 place count 1023 transition count 5207
Drop transitions removed 1614 transitions
Redundant transition composition rules discarded 1614 transitions
Iterating global reduction 1 with 1614 rules applied. Total rules applied 1997 place count 1023 transition count 3593
Applied a total of 1997 rules in 351 ms. Remains 1023 /1178 variables (removed 155) and now considering 3593/6580 (removed 2987) transitions.
[2023-03-08 13:11:23] [INFO ] Flow matrix only has 588 transitions (discarded 3005 similar events)
// Phase 1: matrix 588 rows 1023 cols
[2023-03-08 13:11:23] [INFO ] Computed 691 place invariants in 24 ms
[2023-03-08 13:11:27] [INFO ] Implicit Places using invariants in 3615 ms returned [411, 412, 413, 414, 415, 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, 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, 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, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 575, 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, 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, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 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, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 897, 898, 899, 900, 902, 903, 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 914, 915, 916, 917, 918, 919, 920, 921, 922, 923, 924, 925, 926, 927, 928, 929, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022]
Discarding 596 places :
Ensure Unique test removed 2749 transitions
Reduce isomorphic transitions removed 2749 transitions.
Implicit Place search using SMT only with invariants took 3658 ms to find 596 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 427/1178 places, 844/6580 transitions.
Drop transitions removed 88 transitions
Redundant transition composition rules discarded 88 transitions
Iterating global reduction 0 with 88 rules applied. Total rules applied 88 place count 427 transition count 756
Applied a total of 88 rules in 21 ms. Remains 427 /427 variables (removed 0) and now considering 756/844 (removed 88) transitions.
[2023-03-08 13:11:27] [INFO ] Flow matrix only has 588 transitions (discarded 168 similar events)
// Phase 1: matrix 588 rows 427 cols
[2023-03-08 13:11:27] [INFO ] Computed 95 place invariants in 2 ms
[2023-03-08 13:11:27] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-08 13:11:27] [INFO ] Flow matrix only has 588 transitions (discarded 168 similar events)
[2023-03-08 13:11:27] [INFO ] Invariant cache hit.
[2023-03-08 13:11:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:27] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 427/1178 places, 756/6580 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4318 ms. Remains : 427/1178 places, 756/6580 transitions.
Support contains 24 out of 427 places after structural reductions.
[2023-03-08 13:11:27] [INFO ] Flatten gal took : 59 ms
[2023-03-08 13:11:27] [INFO ] Flatten gal took : 28 ms
[2023-03-08 13:11:27] [INFO ] Input system was already deterministic with 756 transitions.
Support contains 22 out of 427 places (down from 24) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 455 ms. (steps per millisecond=21 ) properties (out of 12) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-08 13:11:28] [INFO ] Flow matrix only has 588 transitions (discarded 168 similar events)
[2023-03-08 13:11:28] [INFO ] Invariant cache hit.
[2023-03-08 13:11:28] [INFO ] After 117ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-08 13:11:28] [INFO ] [Nat]Absence check using 95 positive place invariants in 16 ms returned sat
[2023-03-08 13:11:28] [INFO ] After 132ms SMT Verify possible using all constraints in natural domain returned unsat :6 sat :0
Fused 6 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 6 atomic propositions for a total of 7 simplifications.
FORMULA DLCshifumi-PT-4a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 17 stabilizing places and 1 stable transitions
Graph (complete) has 850 edges and 427 vertex of which 411 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.9 ms
FORMULA DLCshifumi-PT-4a-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(X((X(F(!X(p0))) U p0))))'
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 427/427 places, 756/756 transitions.
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 15 place count 412 transition count 756
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 18 place count 409 transition count 750
Iterating global reduction 1 with 3 rules applied. Total rules applied 21 place count 409 transition count 750
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 23 place count 409 transition count 748
Applied a total of 23 rules in 14 ms. Remains 409 /427 variables (removed 18) and now considering 748/756 (removed 8) transitions.
[2023-03-08 13:11:28] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 409 cols
[2023-03-08 13:11:28] [INFO ] Computed 80 place invariants in 2 ms
[2023-03-08 13:11:28] [INFO ] Implicit Places using invariants in 71 ms returned []
[2023-03-08 13:11:28] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2023-03-08 13:11:28] [INFO ] Invariant cache hit.
[2023-03-08 13:11:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:29] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 271 ms to find 0 implicit places.
[2023-03-08 13:11:29] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2023-03-08 13:11:29] [INFO ] Invariant cache hit.
[2023-03-08 13:11:29] [INFO ] Dead Transitions using invariants and state equation in 258 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 409/427 places, 748/756 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 545 ms. Remains : 409/427 places, 748/756 transitions.
Stuttering acceptance computed with spot in 354 ms :[(NOT p0), (NOT p0), true, p0]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 3}], [{ cond=p0, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(OR (EQ s408 0) (EQ s365 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][false, false, false, false]]
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 5 ms.
FORMULA DLCshifumi-PT-4a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLCardinality-02 finished in 960 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 427 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 427/427 places, 756/756 transitions.
Graph (trivial) has 755 edges and 427 vertex of which 410 / 427 are part of one of the 79 SCC in 3 ms
Free SCC test removed 331 places
Ensure Unique test removed 676 transitions
Reduce isomorphic transitions removed 676 transitions.
Graph (complete) has 174 edges and 96 vertex of which 81 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.0 ms
Discarding 15 places :
Also discarding 0 output transitions
Discarding 78 places :
Symmetric choice reduction at 0 with 78 rule applications. Total rules 80 place count 3 transition count 2
Iterating global reduction 0 with 78 rules applied. Total rules applied 158 place count 3 transition count 2
Applied a total of 158 rules in 12 ms. Remains 3 /427 variables (removed 424) and now considering 2/756 (removed 754) transitions.
// Phase 1: matrix 2 rows 3 cols
[2023-03-08 13:11:29] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 13:11:29] [INFO ] Implicit Places using invariants in 14 ms returned []
[2023-03-08 13:11:29] [INFO ] Invariant cache hit.
[2023-03-08 13:11:29] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:29] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
[2023-03-08 13:11:29] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 13:11:29] [INFO ] Invariant cache hit.
[2023-03-08 13:11:29] [INFO ] Dead Transitions using invariants and state equation in 18 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 3/427 places, 2/756 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69 ms. Remains : 3/427 places, 2/756 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-09 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:(EQ 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]]
Product exploration explored 100000 steps with 1 reset in 145 ms.
Product exploration explored 100000 steps with 1 reset in 69 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 3 edges and 3 vertex of which 2 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Detected a total of 3/3 stabilizing places and 1/2 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 165 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 198 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
[2023-03-08 13:11:30] [INFO ] Invariant cache hit.
[2023-03-08 13:11:30] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-03-08 13:11:30] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 13:11:30] [INFO ] [Real]Absence check using state equation in 1 ms returned sat
[2023-03-08 13:11:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:30] [INFO ] [Real]Added 1 Read/Feed constraints in 3 ms returned sat
[2023-03-08 13:11:30] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2023-03-08 13:11:30] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 3 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3/3 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 3 /3 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-08 13:11:30] [INFO ] Invariant cache hit.
[2023-03-08 13:11:30] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-03-08 13:11:30] [INFO ] Invariant cache hit.
[2023-03-08 13:11:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:30] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-03-08 13:11:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 13:11:30] [INFO ] Invariant cache hit.
[2023-03-08 13:11:30] [INFO ] Dead Transitions using invariants and state equation in 14 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63 ms. Remains : 3/3 places, 2/2 transitions.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 3 edges and 3 vertex of which 2 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Detected a total of 3/3 stabilizing places and 1/2 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 155 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [(NOT p0), (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 179 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
[2023-03-08 13:11:31] [INFO ] Invariant cache hit.
[2023-03-08 13:11:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-08 13:11:31] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-08 13:11:31] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2023-03-08 13:11:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:31] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2023-03-08 13:11:31] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 0 ms.
[2023-03-08 13:11:31] [INFO ] Added : 0 causal constraints over 0 iterations in 1 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 5 reset in 39 ms.
Product exploration explored 100000 steps with 0 reset in 139 ms.
Support contains 1 out of 3 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3/3 places, 2/2 transitions.
Applied a total of 0 rules in 2 ms. Remains 3 /3 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2023-03-08 13:11:31] [INFO ] Invariant cache hit.
[2023-03-08 13:11:31] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-08 13:11:31] [INFO ] Invariant cache hit.
[2023-03-08 13:11:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:31] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-03-08 13:11:31] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 13:11:31] [INFO ] Invariant cache hit.
[2023-03-08 13:11:31] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72 ms. Remains : 3/3 places, 2/2 transitions.
Treatment of property DLCshifumi-PT-4a-LTLCardinality-09 finished in 2075 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 1 out of 427 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 427/427 places, 756/756 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 411 transition count 756
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 19 place count 408 transition count 750
Iterating global reduction 1 with 3 rules applied. Total rules applied 22 place count 408 transition count 750
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 24 place count 408 transition count 748
Applied a total of 24 rules in 21 ms. Remains 408 /427 variables (removed 19) and now considering 748/756 (removed 8) transitions.
[2023-03-08 13:11:31] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 408 cols
[2023-03-08 13:11:31] [INFO ] Computed 79 place invariants in 2 ms
[2023-03-08 13:11:31] [INFO ] Implicit Places using invariants in 69 ms returned []
[2023-03-08 13:11:31] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2023-03-08 13:11:31] [INFO ] Invariant cache hit.
[2023-03-08 13:11:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-08 13:11:32] [INFO ] Implicit Places using invariants and state equation in 169 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
[2023-03-08 13:11:32] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2023-03-08 13:11:32] [INFO ] Invariant cache hit.
[2023-03-08 13:11:32] [INFO ] Dead Transitions using invariants and state equation in 234 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 408/427 places, 748/756 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 499 ms. Remains : 408/427 places, 748/756 transitions.
Stuttering acceptance computed with spot in 87 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-11 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(EQ s312 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 786 ms.
Product exploration explored 100000 steps with 50000 reset in 781 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 54 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCshifumi-PT-4a-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-4a-LTLCardinality-11 finished in 2231 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 427/427 places, 756/756 transitions.
Graph (trivial) has 750 edges and 427 vertex of which 407 / 427 are part of one of the 79 SCC in 3 ms
Free SCC test removed 328 places
Ensure Unique test removed 670 transitions
Reduce isomorphic transitions removed 670 transitions.
Graph (complete) has 180 edges and 99 vertex of which 83 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.1 ms
Discarding 16 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Reduce places removed 77 places and 0 transitions.
Ensure Unique test removed 76 transitions
Reduce isomorphic transitions removed 76 transitions.
Iterating post reduction 0 with 153 rules applied. Total rules applied 155 place count 5 transition count 9
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 1 with 3 rules applied. Total rules applied 158 place count 5 transition count 6
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 158 place count 5 transition count 5
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 160 place count 4 transition count 5
Applied a total of 160 rules in 11 ms. Remains 4 /427 variables (removed 423) and now considering 5/756 (removed 751) transitions.
// Phase 1: matrix 5 rows 4 cols
[2023-03-08 13:11:34] [INFO ] Computed 2 place invariants in 0 ms
[2023-03-08 13:11:34] [INFO ] Implicit Places using invariants in 18 ms returned []
[2023-03-08 13:11:34] [INFO ] Invariant cache hit.
[2023-03-08 13:11:34] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 36 ms to find 0 implicit places.
[2023-03-08 13:11:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-08 13:11:34] [INFO ] Invariant cache hit.
[2023-03-08 13:11:34] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 4/427 places, 5/756 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72 ms. Remains : 4/427 places, 5/756 transitions.
Stuttering acceptance computed with spot in 127 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT 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:(NEQ s0 1), p1:(NEQ s2 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-4a-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLCardinality-15 finished in 218 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
[2023-03-08 13:11:34] [INFO ] Flatten gal took : 28 ms
[2023-03-08 13:11:34] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-08 13:11:34] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 427 places, 756 transitions and 1606 arcs took 4 ms.
Total runtime 11960 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT DLCshifumi-PT-4a
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLCardinality

FORMULA DLCshifumi-PT-4a-LTLCardinality-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1678281095623

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLCardinality.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: NOTDEADLOCKFREE
lola: LAUNCH task # 3 (type SKEL/SRCH) for 0 DLCshifumi-PT-4a-LTLCardinality-09
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: FINISHED task # 3 (type SKEL/SRCH) for DLCshifumi-PT-4a-LTLCardinality-09
lola: result : true
lola: markings : 15
lola: fired transitions : 57
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
DLCshifumi-PT-4a-LTLCardinality-09: LTL true skeleton: LTL model checker


Time elapsed: 0 secs. Pages in use: 1

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-4a"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DLCshifumi-PT-4a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r103-tall-167814478800827"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCshifumi-PT-4a.tgz
mv DLCshifumi-PT-4a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;