Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r113-smll-171624274700323.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool greatspnxred
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 r113-smll-171624274700323
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 7.7K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 86K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 09:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K Apr 13 09:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Apr 13 08:38 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K Apr 13 08:38 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 22 14:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.9M May 18 16:42 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 1716437761170

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-4a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 04:16:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 04:16:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 04:16:03] [INFO ] Load time of PNML (sax parser for PT used): 600 ms
[2024-05-23 04:16:03] [INFO ] Transformed 1178 places.
[2024-05-23 04:16:03] [INFO ] Transformed 7504 transitions.
[2024-05-23 04:16:03] [INFO ] Found NUPN structural information;
[2024-05-23 04:16:03] [INFO ] Parsed PT model containing 1178 places and 7504 transitions and 28610 arcs in 812 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 20 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-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-15 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 151 places :
Symmetric choice reduction at 0 with 151 rule applications. Total rules 151 place count 1027 transition count 5300
Iterating global reduction 0 with 151 rules applied. Total rules applied 302 place count 1027 transition count 5300
Ensure Unique test removed 73 transitions
Reduce isomorphic transitions removed 73 transitions.
Iterating post reduction 0 with 73 rules applied. Total rules applied 375 place count 1027 transition count 5227
Drop transitions (Redundant composition of simpler transitions.) removed 1614 transitions
Redundant transition composition rules discarded 1614 transitions
Iterating global reduction 1 with 1614 rules applied. Total rules applied 1989 place count 1027 transition count 3613
Applied a total of 1989 rules in 800 ms. Remains 1027 /1178 variables (removed 151) and now considering 3613/6580 (removed 2967) transitions.
[2024-05-23 04:16:04] [INFO ] Flow matrix only has 592 transitions (discarded 3021 similar events)
// Phase 1: matrix 592 rows 1027 cols
[2024-05-23 04:16:04] [INFO ] Computed 691 invariants in 36 ms
[2024-05-23 04:16:11] [INFO ] Implicit Places using invariants in 6572 ms returned [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, 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, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 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, 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, 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, 667, 668, 669, 670, 671, 672, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 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, 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, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 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, 896, 898, 900, 901, 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, 980, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026]
Discarding 600 places :
Ensure Unique test removed 2800 transitions
Reduce isomorphic transitions removed 2800 transitions.
Implicit Place search using SMT only with invariants took 6649 ms to find 600 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 427/1178 places, 813/6580 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 49 transitions
Redundant transition composition rules discarded 49 transitions
Iterating global reduction 0 with 49 rules applied. Total rules applied 49 place count 427 transition count 764
Applied a total of 49 rules in 69 ms. Remains 427 /427 variables (removed 0) and now considering 764/813 (removed 49) transitions.
[2024-05-23 04:16:11] [INFO ] Flow matrix only has 592 transitions (discarded 172 similar events)
// Phase 1: matrix 592 rows 427 cols
[2024-05-23 04:16:11] [INFO ] Computed 91 invariants in 5 ms
[2024-05-23 04:16:11] [INFO ] Implicit Places using invariants in 144 ms returned []
[2024-05-23 04:16:11] [INFO ] Flow matrix only has 592 transitions (discarded 172 similar events)
[2024-05-23 04:16:11] [INFO ] Invariant cache hit.
[2024-05-23 04:16:12] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:16:12] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 545 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 427/1178 places, 764/6580 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 8095 ms. Remains : 427/1178 places, 764/6580 transitions.
Support contains 24 out of 427 places after structural reductions.
[2024-05-23 04:16:12] [INFO ] Flatten gal took : 136 ms
[2024-05-23 04:16:12] [INFO ] Flatten gal took : 65 ms
[2024-05-23 04:16:12] [INFO ] Input system was already deterministic with 764 transitions.
Support contains 22 out of 427 places (down from 24) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 40000 steps (8 resets) in 2984 ms. (13 steps per ms) remains 6/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 193 ms. (206 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 168 ms. (236 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 6/6 properties
[2024-05-23 04:16:14] [INFO ] Flow matrix only has 592 transitions (discarded 172 similar events)
[2024-05-23 04:16:14] [INFO ] Invariant cache hit.
[2024-05-23 04:16:14] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 25/37 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 390/427 variables, 79/91 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/427 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 591/1018 variables, 427/518 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1018 variables, 0/518 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 1/1019 variables, 1/519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1019 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/1019 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1019/1019 variables, and 519 constraints, problems are : Problem set: 0 solved, 6 unsolved in 919 ms.
Refiners :[Positive P Invariants (semi-flows): 91/91 constraints, State Equation: 427/427 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp9 is UNSAT
After SMT solving in domain Int declared 37/1019 variables, and 12 constraints, problems are : Problem set: 6 solved, 0 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 12/91 constraints, State Equation: 0/427 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 1021ms problems are : Problem set: 6 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA DLCshifumi-PT-4a-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 6 atomic propositions for a total of 6 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA DLCshifumi-PT-4a-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 13 stabilizing places and 1 stable transitions
Graph (complete) has 854 edges and 427 vertex of which 415 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.8 ms
FORMULA DLCshifumi-PT-4a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((X(p1)&&p0))))'
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 427/427 places, 764/764 transitions.
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 416 transition count 764
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 17 place count 410 transition count 752
Iterating global reduction 1 with 6 rules applied. Total rules applied 23 place count 410 transition count 752
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 25 place count 410 transition count 750
Applied a total of 25 rules in 20 ms. Remains 410 /427 variables (removed 17) and now considering 750/764 (removed 14) transitions.
[2024-05-23 04:16:15] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
// Phase 1: matrix 584 rows 410 cols
[2024-05-23 04:16:15] [INFO ] Computed 80 invariants in 3 ms
[2024-05-23 04:16:15] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-23 04:16:15] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2024-05-23 04:16:15] [INFO ] Invariant cache hit.
[2024-05-23 04:16:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:16:15] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 466 ms to find 0 implicit places.
Running 749 sub problems to find dead transitions.
[2024-05-23 04:16:15] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2024-05-23 04:16:15] [INFO ] Invariant cache hit.
[2024-05-23 04:16:15] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 1 (OVERLAPS) 1/409 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 3 (OVERLAPS) 1/410 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 1.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 1.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 1.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 1.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 1.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 410/994 variables, and 80 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 0/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 749 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/408 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 1 (OVERLAPS) 1/409 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 3 (OVERLAPS) 1/410 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/410 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 5 (OVERLAPS) 583/993 variables, 410/490 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/993 variables, 749/1239 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 993/994 variables, and 1239 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 410/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints]
After SMT, in 60359ms problems are : Problem set: 0 solved, 749 unsolved
Search for dead transitions found 0 dead transitions in 60380ms
Starting structural reductions in LTL mode, iteration 1 : 410/427 places, 750/764 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60873 ms. Remains : 410/427 places, 750/764 transitions.
Stuttering acceptance computed with spot in 375 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-04
Stuttering criterion allowed to conclude after 1150 steps with 336 reset in 85 ms.
FORMULA DLCshifumi-PT-4a-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLCardinality-04 finished in 61418 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(G(p0)) U p1)))))'
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 427/427 places, 764/764 transitions.
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 417 transition count 764
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 17 place count 410 transition count 750
Iterating global reduction 1 with 7 rules applied. Total rules applied 24 place count 410 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 26 place count 410 transition count 748
Applied a total of 26 rules in 18 ms. Remains 410 /427 variables (removed 17) and now considering 748/764 (removed 16) transitions.
[2024-05-23 04:17:16] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 410 cols
[2024-05-23 04:17:16] [INFO ] Computed 81 invariants in 3 ms
[2024-05-23 04:17:16] [INFO ] Implicit Places using invariants in 115 ms returned []
[2024-05-23 04:17:16] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:17:16] [INFO ] Invariant cache hit.
[2024-05-23 04:17:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:17:17] [INFO ] Implicit Places using invariants and state equation in 328 ms returned []
Implicit Place search using SMT with State Equation took 447 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2024-05-23 04:17:17] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:17:17] [INFO ] Invariant cache hit.
[2024-05-23 04:17:17] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 410/993 variables, and 81 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 0/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/410 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (OVERLAPS) 582/992 variables, 410/491 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/992 variables, 747/1238 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 992/993 variables, and 1238 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 410/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
After SMT, in 60221ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60231ms
Starting structural reductions in LTL mode, iteration 1 : 410/427 places, 748/764 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60699 ms. Remains : 410/427 places, 748/764 transitions.
Stuttering acceptance computed with spot in 209 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 1321 ms.
Product exploration explored 100000 steps with 0 reset in 1353 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 828 edges and 410 vertex of which 408 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Detected a total of 3/410 stabilizing places and 1/748 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 149 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 216 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 191 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
[2024-05-23 04:18:21] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:18:21] [INFO ] Invariant cache hit.
[2024-05-23 04:18:21] [INFO ] [Real]Absence check using 81 positive place invariants in 22 ms returned sat
[2024-05-23 04:18:21] [INFO ] [Real]Absence check using state equation in 216 ms returned sat
[2024-05-23 04:18:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:18:21] [INFO ] [Real]Added 1 Read/Feed constraints in 6 ms returned sat
[2024-05-23 04:18:21] [INFO ] Computed and/alt/rep : 581/1178/581 causal constraints (skipped 1 transitions) in 50 ms.
[2024-05-23 04:18:21] [INFO ] Added : 0 causal constraints over 0 iterations in 112 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 410 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 410/410 places, 748/748 transitions.
Applied a total of 0 rules in 6 ms. Remains 410 /410 variables (removed 0) and now considering 748/748 (removed 0) transitions.
[2024-05-23 04:18:22] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:18:22] [INFO ] Invariant cache hit.
[2024-05-23 04:18:22] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-23 04:18:22] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:18:22] [INFO ] Invariant cache hit.
[2024-05-23 04:18:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:18:22] [INFO ] Implicit Places using invariants and state equation in 354 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2024-05-23 04:18:22] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:18:22] [INFO ] Invariant cache hit.
[2024-05-23 04:18:22] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 410/993 variables, and 81 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 0/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/410 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (OVERLAPS) 582/992 variables, 410/491 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/992 variables, 747/1238 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 992/993 variables, and 1238 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 410/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
After SMT, in 60173ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60182ms
Finished structural reductions in LTL mode , in 1 iterations and 60659 ms. Remains : 410/410 places, 748/748 transitions.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 828 edges and 410 vertex of which 408 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Detected a total of 3/410 stabilizing places and 1/748 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 138 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 217 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 189 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
[2024-05-23 04:19:23] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:19:23] [INFO ] Invariant cache hit.
[2024-05-23 04:19:23] [INFO ] [Real]Absence check using 81 positive place invariants in 21 ms returned sat
[2024-05-23 04:19:24] [INFO ] [Real]Absence check using state equation in 206 ms returned sat
[2024-05-23 04:19:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:19:24] [INFO ] [Real]Added 1 Read/Feed constraints in 7 ms returned sat
[2024-05-23 04:19:24] [INFO ] Computed and/alt/rep : 581/1178/581 causal constraints (skipped 1 transitions) in 48 ms.
[2024-05-23 04:19:24] [INFO ] Added : 0 causal constraints over 0 iterations in 109 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 195 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 1078 ms.
Product exploration explored 100000 steps with 0 reset in 1239 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 197 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Support contains 2 out of 410 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 410/410 places, 748/748 transitions.
Graph (trivial) has 747 edges and 410 vertex of which 407 / 410 are part of one of the 79 SCC in 5 ms
Free SCC test removed 328 places
Ensure Unique test removed 668 transitions
Reduce isomorphic transitions removed 668 transitions.
Discarding 78 places :
Symmetric choice reduction at 0 with 78 rule applications. Total rules 79 place count 4 transition count 2
Iterating global reduction 0 with 78 rules applied. Total rules applied 157 place count 4 transition count 2
Applied a total of 157 rules in 22 ms. Remains 4 /410 variables (removed 406) and now considering 2/748 (removed 746) transitions.
[2024-05-23 04:19:27] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
// Phase 1: matrix 2 rows 4 cols
[2024-05-23 04:19:27] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:19:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 41 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/6 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 9 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 77ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 77ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/410 places, 2/748 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 121 ms. Remains : 4/410 places, 2/748 transitions.
Support contains 2 out of 410 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 410/410 places, 748/748 transitions.
Applied a total of 0 rules in 6 ms. Remains 410 /410 variables (removed 0) and now considering 748/748 (removed 0) transitions.
[2024-05-23 04:19:27] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 410 cols
[2024-05-23 04:19:27] [INFO ] Computed 81 invariants in 2 ms
[2024-05-23 04:19:27] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-23 04:19:27] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:19:27] [INFO ] Invariant cache hit.
[2024-05-23 04:19:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:19:27] [INFO ] Implicit Places using invariants and state equation in 341 ms returned []
Implicit Place search using SMT with State Equation took 459 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2024-05-23 04:19:27] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:19:28] [INFO ] Invariant cache hit.
[2024-05-23 04:19:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 410/993 variables, and 81 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 0/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 2/410 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/410 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (OVERLAPS) 582/992 variables, 410/491 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/992 variables, 747/1238 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 992/993 variables, and 1238 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 410/410 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
After SMT, in 60164ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60175ms
Finished structural reductions in LTL mode , in 1 iterations and 60643 ms. Remains : 410/410 places, 748/748 transitions.
Treatment of property DLCshifumi-PT-4a-LTLCardinality-12 finished in 191655 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 427/427 places, 764/764 transitions.
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 415 transition count 764
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 19 place count 408 transition count 750
Iterating global reduction 1 with 7 rules applied. Total rules applied 26 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 28 place count 408 transition count 748
Applied a total of 28 rules in 13 ms. Remains 408 /427 variables (removed 19) and now considering 748/764 (removed 16) transitions.
[2024-05-23 04:20:28] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 408 cols
[2024-05-23 04:20:28] [INFO ] Computed 79 invariants in 3 ms
[2024-05-23 04:20:28] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-23 04:20:28] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:20:28] [INFO ] Invariant cache hit.
[2024-05-23 04:20:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:20:28] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 464 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2024-05-23 04:20:28] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2024-05-23 04:20:28] [INFO ] Invariant cache hit.
[2024-05-23 04:20:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 582/990 variables, 408/487 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 990/991 variables, and 487 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 79/79 constraints, State Equation: 408/408 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/407 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 1 (OVERLAPS) 1/408 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/408 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 3 (OVERLAPS) 582/990 variables, 408/487 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/990 variables, 747/1234 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/990 variables, 0/1234 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (OVERLAPS) 1/991 variables, 1/1235 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 991/991 variables, and 1235 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 79/79 constraints, State Equation: 408/408 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints]
After SMT, in 60166ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60175ms
Starting structural reductions in LTL mode, iteration 1 : 408/427 places, 748/764 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60654 ms. Remains : 408/427 places, 748/764 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 1437 ms.
Product exploration explored 100000 steps with 50000 reset in 1414 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 : [(NOT p0), (X p0)]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 13 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCshifumi-PT-4a-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-4a-LTLCardinality-13 finished in 63620 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((F(G(p0)) U p1)))))'
Found a Lengthening insensitive property : DLCshifumi-PT-4a-LTLCardinality-12
Stuttering acceptance computed with spot in 194 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Support contains 2 out of 427 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 427/427 places, 764/764 transitions.
Graph (trivial) has 763 edges and 427 vertex of which 414 / 427 are part of one of the 79 SCC in 2 ms
Free SCC test removed 335 places
Ensure Unique test removed 684 transitions
Reduce isomorphic transitions removed 684 transitions.
Graph (complete) has 170 edges and 92 vertex of which 82 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 0 output transitions
Discarding 78 places :
Symmetric choice reduction at 0 with 78 rule applications. Total rules 80 place count 4 transition count 2
Iterating global reduction 0 with 78 rules applied. Total rules applied 158 place count 4 transition count 2
Applied a total of 158 rules in 10 ms. Remains 4 /427 variables (removed 423) and now considering 2/764 (removed 762) transitions.
// Phase 1: matrix 2 rows 4 cols
[2024-05-23 04:21:32] [INFO ] Computed 3 invariants in 0 ms
[2024-05-23 04:21:32] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-23 04:21:32] [INFO ] Invariant cache hit.
[2024-05-23 04:21:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:21:32] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-05-23 04:21:32] [INFO ] Invariant cache hit.
[2024-05-23 04:21:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/6 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 9 constraints, problems are : Problem set: 0 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 73ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 73ms
Starting structural reductions in LI_LTL mode, iteration 1 : 4/427 places, 2/764 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 127 ms. Remains : 4/427 places, 2/764 transitions.
Running random walk in product with property : DLCshifumi-PT-4a-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 46 ms.
Product exploration explored 100000 steps with 0 reset in 75 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 4 edges and 4 vertex of which 2 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Detected a total of 4/4 stabilizing places and 1/2 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 140 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 5 ms. (0 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 209 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 322 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 183 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
[2024-05-23 04:21:33] [INFO ] Invariant cache hit.
[2024-05-23 04:21:33] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:21:33] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2024-05-23 04:21:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:21:33] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 04:21:33] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:21:33] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4/4 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 4 /4 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2024-05-23 04:21:33] [INFO ] Invariant cache hit.
[2024-05-23 04:21:33] [INFO ] Implicit Places using invariants in 18 ms returned []
[2024-05-23 04:21:33] [INFO ] Invariant cache hit.
[2024-05-23 04:21:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:21:33] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-05-23 04:21:33] [INFO ] Invariant cache hit.
[2024-05-23 04:21:33] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/6 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 9 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 71ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 72ms
Finished structural reductions in LTL mode , in 1 iterations and 116 ms. Remains : 4/4 places, 2/2 transitions.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 4 edges and 4 vertex of which 2 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Detected a total of 4/4 stabilizing places and 1/2 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 134 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 184 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(F p1), (F p0)]
Knowledge based reduction with 4 factoid took 208 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 184 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
[2024-05-23 04:21:34] [INFO ] Invariant cache hit.
[2024-05-23 04:21:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2024-05-23 04:21:34] [INFO ] [Real]Absence check using state equation in 2 ms returned sat
[2024-05-23 04:21:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:21:34] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2024-05-23 04:21:34] [INFO ] Computed and/alt/rep : 1/1/1 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-23 04:21:34] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 190 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 0 reset in 46 ms.
Product exploration explored 100000 steps with 0 reset in 54 ms.
Applying partial POR strategy [false, false, true, true, true]
Stuttering acceptance computed with spot in 186 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p1)]
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 4/4 places, 2/2 transitions.
Applied a total of 0 rules in 1 ms. Remains 4 /4 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2024-05-23 04:21:35] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-23 04:21:35] [INFO ] Invariant cache hit.
[2024-05-23 04:21:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/6 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 9 constraints, problems are : Problem set: 0 solved, 1 unsolved in 26 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 69ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 75 ms. Remains : 4/4 places, 2/2 transitions.
Support contains 2 out of 4 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4/4 places, 2/2 transitions.
Applied a total of 0 rules in 0 ms. Remains 4 /4 variables (removed 0) and now considering 2/2 (removed 0) transitions.
[2024-05-23 04:21:35] [INFO ] Invariant cache hit.
[2024-05-23 04:21:35] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-23 04:21:35] [INFO ] Invariant cache hit.
[2024-05-23 04:21:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2024-05-23 04:21:35] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Running 1 sub problems to find dead transitions.
[2024-05-23 04:21:35] [INFO ] Invariant cache hit.
[2024-05-23 04:21:35] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/6 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/6 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 8 constraints, problems are : Problem set: 0 solved, 1 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/5 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/5 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/5 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/6 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/6 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 9 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 82ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 82ms
Finished structural reductions in LTL mode , in 1 iterations and 131 ms. Remains : 4/4 places, 2/2 transitions.
Treatment of property DLCshifumi-PT-4a-LTLCardinality-12 finished in 3589 ms.
[2024-05-23 04:21:35] [INFO ] Flatten gal took : 50 ms
[2024-05-23 04:21:35] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-23 04:21:35] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 427 places, 764 transitions and 1618 arcs took 7 ms.
Total runtime 332671 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DLCshifumi-PT-4a

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 427
TRANSITIONS: 764
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.011s, Sys 0.004s]


SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.003s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1197
MODEL NAME: /home/mcc/execution/411/model
427 places, 764 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA DLCshifumi-PT-4a-LTLCardinality-12 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716438097436

--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

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="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
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 r113-smll-171624274700323"
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 ;