Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067200324.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is DLCshifumi-PT-4a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067200324
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.4M
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.9M May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-00
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-01
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-02
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-03
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-04
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-05
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-06
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-07
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-08
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-09
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-10
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-11
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-12
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-13
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-14
FORMULA_NAME DLCshifumi-PT-4a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748695043096

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-4a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-31 12:37:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 12:37:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 12:37:24] [INFO ] Load time of PNML (sax parser for PT used): 255 ms
[2025-05-31 12:37:24] [INFO ] Transformed 1178 places.
[2025-05-31 12:37:24] [INFO ] Transformed 7504 transitions.
[2025-05-31 12:37:24] [INFO ] Found NUPN structural information;
[2025-05-31 12:37:24] [INFO ] Parsed PT model containing 1178 places and 7504 transitions and 28610 arcs in 383 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Ensure Unique test removed 924 transitions
Reduce redundant transitions removed 924 transitions.
FORMULA DLCshifumi-PT-4a-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-4a-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 57 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 5600
Iterating global reduction 0 with 151 rules applied. Total rules applied 302 place count 1027 transition count 5600
Ensure Unique test removed 74 transitions
Reduce isomorphic transitions removed 74 transitions.
Iterating post reduction 0 with 74 rules applied. Total rules applied 376 place count 1027 transition count 5526
Drop transitions (Redundant composition of simpler transitions.) removed 1926 transitions
Redundant transition composition rules discarded 1926 transitions
Iterating global reduction 1 with 1926 rules applied. Total rules applied 2302 place count 1027 transition count 3600
Applied a total of 2302 rules in 451 ms. Remains 1027 /1178 variables (removed 151) and now considering 3600/6580 (removed 2980) transitions.
[2025-05-31 12:37:25] [INFO ] Flow matrix only has 591 transitions (discarded 3009 similar events)
// Phase 1: matrix 591 rows 1027 cols
[2025-05-31 12:37:25] [INFO ] Computed 691 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:37:29] [INFO ] Implicit Places using invariants in 4498 ms returned [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, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 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, 525, 526, 527, 528, 529, 530, 531, 533, 534, 535, 536, 537, 538, 539, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 622, 623, 624, 626, 627, 628, 629, 630, 631, 632, 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, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 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, 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, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 809, 811, 812, 813, 814, 815, 817, 818, 819, 820, 821, 822, 823, 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, 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, 897, 898, 899, 900, 901, 902, 903, 904, 905, 906, 907, 908, 909, 910, 911, 912, 913, 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, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 973, 974, 975, 976, 977, 978, 979, 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, 1015, 1016, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026]
Discarding 585 places :
Ensure Unique test removed 2676 transitions
Reduce isomorphic transitions removed 2676 transitions.
Implicit Place search using SMT only with invariants took 4546 ms to find 585 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 442/1178 places, 924/6580 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 161 transitions
Redundant transition composition rules discarded 161 transitions
Iterating global reduction 0 with 161 rules applied. Total rules applied 161 place count 442 transition count 763
Applied a total of 161 rules in 12 ms. Remains 442 /442 variables (removed 0) and now considering 763/924 (removed 161) transitions.
[2025-05-31 12:37:29] [INFO ] Flow matrix only has 591 transitions (discarded 172 similar events)
// Phase 1: matrix 591 rows 442 cols
[2025-05-31 12:37:29] [INFO ] Computed 106 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:37:30] [INFO ] Implicit Places using invariants in 82 ms returned []
[2025-05-31 12:37:30] [INFO ] Flow matrix only has 591 transitions (discarded 172 similar events)
[2025-05-31 12:37:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:37:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:37:30] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 296 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 442/1178 places, 763/6580 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 5321 ms. Remains : 442/1178 places, 763/6580 transitions.
Support contains 57 out of 442 places after structural reductions.
[2025-05-31 12:37:30] [INFO ] Flatten gal took : 62 ms
[2025-05-31 12:37:30] [INFO ] Flatten gal took : 43 ms
[2025-05-31 12:37:30] [INFO ] Input system was already deterministic with 763 transitions.
RANDOM walk for 11162 steps (1 resets) in 1001 ms. (11 steps per ms) remains 0/36 properties
Computed a total of 28 stabilizing places and 1 stable transitions
Graph (complete) has 868 edges and 442 vertex of which 415 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.7 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X((F(p0)&&X(p1)))&&(X(p1)||p2))))'
Support contains 6 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 418 transition count 763
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 411 transition count 749
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 411 transition count 749
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 39 place count 411 transition count 748
Applied a total of 39 rules in 22 ms. Remains 411 /442 variables (removed 31) and now considering 748/763 (removed 15) transitions.
[2025-05-31 12:37:31] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 411 cols
[2025-05-31 12:37:31] [INFO ] Computed 82 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:37:31] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-05-31 12:37:31] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:37:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:37:31] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:37:31] [INFO ] Implicit Places using invariants and state equation in 176 ms returned []
Implicit Place search using SMT with State Equation took 257 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2025-05-31 12:37:31] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:37:31] [INFO ] Invariant cache hit.
[2025-05-31 12:37:31] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/411 variables, 3/82 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 Real declared 411/994 variables, and 82 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 0/411 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/411 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/411 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (OVERLAPS) 582/993 variables, 411/493 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/993 variables, 747/1240 constraints. Problems are: Problem set: 0 solved, 747 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 993/994 variables, and 1240 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 411/411 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60201ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60213ms
Starting structural reductions in LTL mode, iteration 1 : 411/442 places, 748/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60505 ms. Remains : 411/442 places, 748/763 transitions.
Stuttering acceptance computed with spot in 296 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-00
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-00 finished in 60866 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Graph (trivial) has 752 edges and 442 vertex of which 407 / 442 are part of one of the 79 SCC in 5 ms
Free SCC test removed 328 places
Ensure Unique test removed 666 transitions
Reduce isomorphic transitions removed 666 transitions.
Graph (complete) has 202 edges and 114 vertex of which 88 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 88 transition count 96
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 87 transition count 96
Discarding 78 places :
Symmetric choice reduction at 2 with 78 rule applications. Total rules 82 place count 9 transition count 17
Iterating global reduction 2 with 78 rules applied. Total rules applied 160 place count 9 transition count 17
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 162 place count 9 transition count 15
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 163 place count 9 transition count 15
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 164 place count 8 transition count 14
Iterating global reduction 2 with 1 rules applied. Total rules applied 165 place count 8 transition count 14
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 166 place count 8 transition count 13
Applied a total of 166 rules in 23 ms. Remains 8 /442 variables (removed 434) and now considering 13/763 (removed 750) transitions.
[2025-05-31 12:38:32] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
// Phase 1: matrix 9 rows 8 cols
[2025-05-31 12:38:32] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:38:32] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-31 12:38:32] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2025-05-31 12:38:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:38:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:38:32] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 12:38:32] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2025-05-31 12:38:32] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2025-05-31 12:38:32] [INFO ] Invariant cache hit.
[2025-05-31 12:38:32] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 1/17 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 12 constraints, problems are : Problem set: 0 solved, 12 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 12/23 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 1/17 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/17 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 0/17 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 24 constraints, problems are : Problem set: 0 solved, 12 unsolved in 122 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 319ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 319ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/442 places, 13/763 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 391 ms. Remains : 8/442 places, 13/763 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-01 finished in 448 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(X(G(!p0)))))||(X(X(X(X(!p0))))&&F((G(F(!p1))||(p2&&F(!p1))))))))'
Support contains 5 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 417 transition count 763
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 32 place count 410 transition count 749
Iterating global reduction 1 with 7 rules applied. Total rules applied 39 place count 410 transition count 749
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 40 place count 410 transition count 748
Applied a total of 40 rules in 23 ms. Remains 410 /442 variables (removed 32) and now considering 748/763 (removed 15) transitions.
[2025-05-31 12:38:32] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 410 cols
[2025-05-31 12:38:32] [INFO ] Computed 81 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:38:32] [INFO ] Implicit Places using invariants in 111 ms returned []
[2025-05-31 12:38:32] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:38:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:38:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:38:33] [INFO ] Implicit Places using invariants and state equation in 192 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2025-05-31 12:38:33] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:38:33] [INFO ] Invariant cache hit.
[2025-05-31 12:38:33] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 30029 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, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 30027 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, Known Traps Along Path: 0/0 constraints]
After SMT, in 60162ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60165ms
Starting structural reductions in LTL mode, iteration 1 : 410/442 places, 748/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60504 ms. Remains : 410/442 places, 748/763 transitions.
Stuttering acceptance computed with spot in 653 ms :[p0, p0, p0, (AND p0 p1), (AND p1 p0), p0, (AND p0 p1), (AND p1 p0), p0, (AND p0 p1), (AND p1 p0), p0, (AND p0 p1), (AND p1 p0), true, p1, p1]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-03 finished in 61184 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 4 out of 442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Graph (trivial) has 754 edges and 442 vertex of which 407 / 442 are part of one of the 78 SCC in 2 ms
Free SCC test removed 329 places
Ensure Unique test removed 671 transitions
Reduce isomorphic transitions removed 671 transitions.
Graph (complete) has 197 edges and 113 vertex of which 88 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 0 output transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 88 transition count 90
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 86 transition count 89
Discarding 76 places :
Symmetric choice reduction at 2 with 76 rule applications. Total rules 83 place count 10 transition count 13
Iterating global reduction 2 with 76 rules applied. Total rules applied 159 place count 10 transition count 13
Applied a total of 159 rules in 13 ms. Remains 10 /442 variables (removed 432) and now considering 13/763 (removed 750) transitions.
[2025-05-31 12:39:33] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
// Phase 1: matrix 9 rows 10 cols
[2025-05-31 12:39:33] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:39:33] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-31 12:39:33] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2025-05-31 12:39:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:39:33] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:39:33] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 12:39:33] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2025-05-31 12:39:33] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2025-05-31 12:39:33] [INFO ] Invariant cache hit.
[2025-05-31 12:39:33] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 2/10 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 1/19 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/19 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 16 constraints, problems are : Problem set: 0 solved, 12 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 2/10 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 12/27 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 1/19 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 0/19 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 28 constraints, problems are : Problem set: 0 solved, 12 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 255ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 255ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/442 places, 13/763 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 312 ms. Remains : 10/442 places, 13/763 transitions.
Stuttering acceptance computed with spot in 106 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-04 finished in 429 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(!p0)) U (p0 U X(X(X(p1))))))'
Support contains 3 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 416 transition count 763
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 33 place count 409 transition count 749
Iterating global reduction 1 with 7 rules applied. Total rules applied 40 place count 409 transition count 749
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 41 place count 409 transition count 748
Applied a total of 41 rules in 21 ms. Remains 409 /442 variables (removed 33) and now considering 748/763 (removed 15) transitions.
[2025-05-31 12:39:34] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
// Phase 1: matrix 583 rows 409 cols
[2025-05-31 12:39:34] [INFO ] Computed 80 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:39:34] [INFO ] Implicit Places using invariants in 65 ms returned []
[2025-05-31 12:39:34] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:39:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:39:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:39:34] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
Running 747 sub problems to find dead transitions.
[2025-05-31 12:39:34] [INFO ] Flow matrix only has 583 transitions (discarded 165 similar events)
[2025-05-31 12:39:34] [INFO ] Invariant cache hit.
[2025-05-31 12:39:34] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 1/409 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 747 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 0.0)
(s36 1.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 1.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 409/992 variables, and 80 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 0/409 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 747 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 1/409 variables, 1/80 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/409 variables, 0/80 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 5 (OVERLAPS) 582/991 variables, 409/489 constraints. Problems are: Problem set: 0 solved, 747 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/991 variables, 747/1236 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 991/992 variables, and 1236 constraints, problems are : Problem set: 0 solved, 747 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 80/80 constraints, State Equation: 409/409 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 747/747 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 747 unsolved
Search for dead transitions found 0 dead transitions in 60132ms
Starting structural reductions in LTL mode, iteration 1 : 409/442 places, 748/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60416 ms. Remains : 409/442 places, 748/763 transitions.
Stuttering acceptance computed with spot in 391 ms :[(NOT p1), (AND (NOT p1) p0), (NOT p1), (AND (NOT p1) p0), (AND (NOT p1) p0), (NOT p1), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (NOT p1), p0]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-05
Stuttering criterion allowed to conclude after 1647 steps with 0 reset in 51 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-05 finished in 60878 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(F(((p1&&X(X(X(X(p2)))))||G(p2)))))))'
Support contains 4 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 416 transition count 763
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 410 transition count 751
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 410 transition count 751
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 39 place count 410 transition count 750
Applied a total of 39 rules in 13 ms. Remains 410 /442 variables (removed 32) and now considering 750/763 (removed 13) transitions.
[2025-05-31 12:40:35] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
// Phase 1: matrix 584 rows 410 cols
[2025-05-31 12:40:35] [INFO ] Computed 80 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:40:35] [INFO ] Implicit Places using invariants in 102 ms returned []
[2025-05-31 12:40:35] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:40:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:40:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:40:35] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 383 ms to find 0 implicit places.
Running 749 sub problems to find dead transitions.
[2025-05-31 12:40:35] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:40:35] [INFO ] Invariant cache hit.
[2025-05-31 12:40:35] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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
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 30019 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, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 749 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 30021 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, Known Traps Along Path: 0/0 constraints]
After SMT, in 60112ms problems are : Problem set: 0 solved, 749 unsolved
Search for dead transitions found 0 dead transitions in 60113ms
Starting structural reductions in LTL mode, iteration 1 : 410/442 places, 750/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60511 ms. Remains : 410/442 places, 750/763 transitions.
Stuttering acceptance computed with spot in 653 ms :[(AND (NOT p0) (NOT p2)), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-06
Stuttering criterion allowed to conclude after 262 steps with 3 reset in 16 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-06 finished in 61221 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Graph (trivial) has 757 edges and 442 vertex of which 408 / 442 are part of one of the 79 SCC in 2 ms
Free SCC test removed 329 places
Ensure Unique test removed 669 transitions
Reduce isomorphic transitions removed 669 transitions.
Graph (complete) has 199 edges and 113 vertex of which 87 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 87 transition count 93
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 86 transition count 93
Discarding 78 places :
Symmetric choice reduction at 2 with 78 rule applications. Total rules 82 place count 8 transition count 14
Iterating global reduction 2 with 78 rules applied. Total rules applied 160 place count 8 transition count 14
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 162 place count 8 transition count 12
Applied a total of 162 rules in 8 ms. Remains 8 /442 variables (removed 434) and now considering 12/763 (removed 751) transitions.
[2025-05-31 12:41:36] [INFO ] Flow matrix only has 8 transitions (discarded 4 similar events)
// Phase 1: matrix 8 rows 8 cols
[2025-05-31 12:41:36] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:41:36] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-31 12:41:36] [INFO ] Flow matrix only has 8 transitions (discarded 4 similar events)
[2025-05-31 12:41:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:41:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:41:36] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 12:41:36] [INFO ] Redundant transitions in 0 ms returned []
Running 11 sub problems to find dead transitions.
[2025-05-31 12:41:36] [INFO ] Flow matrix only has 8 transitions (discarded 4 similar events)
[2025-05-31 12:41:36] [INFO ] Invariant cache hit.
[2025-05-31 12:41:36] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1/16 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/16 variables, and 12 constraints, problems are : Problem set: 0 solved, 11 unsolved in 108 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 7/15 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 1/16 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (OVERLAPS) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/16 variables, and 23 constraints, problems are : Problem set: 0 solved, 11 unsolved in 103 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 214ms problems are : Problem set: 0 solved, 11 unsolved
Search for dead transitions found 0 dead transitions in 214ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/442 places, 12/763 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 284 ms. Remains : 8/442 places, 12/763 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-07
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-07 finished in 320 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&((p1 U X(G(!p2))) U p3)))'
Support contains 8 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 419 transition count 763
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 414 transition count 753
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 414 transition count 753
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 414 transition count 752
Applied a total of 34 rules in 17 ms. Remains 414 /442 variables (removed 28) and now considering 752/763 (removed 11) transitions.
[2025-05-31 12:41:36] [INFO ] Flow matrix only has 585 transitions (discarded 167 similar events)
// Phase 1: matrix 585 rows 414 cols
[2025-05-31 12:41:36] [INFO ] Computed 83 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:41:36] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-05-31 12:41:36] [INFO ] Flow matrix only has 585 transitions (discarded 167 similar events)
[2025-05-31 12:41:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:41:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:41:37] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Running 751 sub problems to find dead transitions.
[2025-05-31 12:41:37] [INFO ] Flow matrix only has 585 transitions (discarded 167 similar events)
[2025-05-31 12:41:37] [INFO ] Invariant cache hit.
[2025-05-31 12:41:37] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 1 (OVERLAPS) 1/410 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/410 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 3 (OVERLAPS) 4/414 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 751 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 414/999 variables, and 83 constraints, problems are : Problem set: 0 solved, 751 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 83/83 constraints, State Equation: 0/414 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 751/751 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 751 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 1 (OVERLAPS) 1/410 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/410 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 3 (OVERLAPS) 4/414 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/414 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 5 (OVERLAPS) 584/998 variables, 414/497 constraints. Problems are: Problem set: 0 solved, 751 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/998 variables, 751/1248 constraints. Problems are: Problem set: 0 solved, 751 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 998/999 variables, and 1248 constraints, problems are : Problem set: 0 solved, 751 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 83/83 constraints, State Equation: 414/414 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 751/751 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 751 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Starting structural reductions in LTL mode, iteration 1 : 414/442 places, 752/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60396 ms. Remains : 414/442 places, 752/763 transitions.
Stuttering acceptance computed with spot in 183 ms :[(OR (NOT p0) (NOT p3)), (NOT p0), p2, (NOT p3), p2, true]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-08 finished in 60601 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(X(X(p1)))||p0))&&X(G(p2))))'
Support contains 6 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 418 transition count 763
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 412 transition count 751
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 412 transition count 751
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 412 transition count 750
Applied a total of 37 rules in 17 ms. Remains 412 /442 variables (removed 30) and now considering 750/763 (removed 13) transitions.
[2025-05-31 12:42:37] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
// Phase 1: matrix 584 rows 412 cols
[2025-05-31 12:42:37] [INFO ] Computed 82 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:42:37] [INFO ] Implicit Places using invariants in 79 ms returned []
[2025-05-31 12:42:37] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:42:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:42:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:42:37] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
Running 749 sub problems to find dead transitions.
[2025-05-31 12:42:37] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:42:37] [INFO ] Invariant cache hit.
[2025-05-31 12:42:37] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 412/996 variables, and 82 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 0/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 749 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/412 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 5 (OVERLAPS) 583/995 variables, 412/494 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 749/1243 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/996 variables, and 1243 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 412/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60111ms problems are : Problem set: 0 solved, 749 unsolved
Search for dead transitions found 0 dead transitions in 60112ms
Starting structural reductions in LTL mode, iteration 1 : 412/442 places, 750/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60392 ms. Remains : 412/442 places, 750/763 transitions.
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p2), (NOT p1), (NOT p1), true]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-09
Entered a terminal (fully accepting) state of product in 51 steps with 0 reset in 3 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-09 finished in 60680 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 4 out of 442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Graph (trivial) has 746 edges and 442 vertex of which 402 / 442 are part of one of the 78 SCC in 1 ms
Free SCC test removed 324 places
Ensure Unique test removed 658 transitions
Reduce isomorphic transitions removed 658 transitions.
Graph (complete) has 210 edges and 118 vertex of which 93 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.0 ms
Discarding 25 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 93 transition count 104
Reduce places removed 1 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 92 transition count 102
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 9 place count 90 transition count 101
Discarding 77 places :
Symmetric choice reduction at 3 with 77 rule applications. Total rules 86 place count 13 transition count 23
Iterating global reduction 3 with 77 rules applied. Total rules applied 163 place count 13 transition count 23
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 165 place count 13 transition count 21
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 166 place count 13 transition count 21
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 167 place count 12 transition count 20
Iterating global reduction 3 with 1 rules applied. Total rules applied 168 place count 12 transition count 20
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 169 place count 12 transition count 19
Applied a total of 169 rules in 9 ms. Remains 12 /442 variables (removed 430) and now considering 19/763 (removed 744) transitions.
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 13 transitions (discarded 6 similar events)
// Phase 1: matrix 13 rows 12 cols
[2025-05-31 12:43:38] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:43:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 13 transitions (discarded 6 similar events)
[2025-05-31 12:43:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:43:38] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 12:43:38] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 13 transitions (discarded 6 similar events)
[2025-05-31 12:43:38] [INFO ] Invariant cache hit.
[2025-05-31 12:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 2/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 1/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 18 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 2/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 18/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 1/25 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/25 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 0/25 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 36 constraints, problems are : Problem set: 0 solved, 18 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 413ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/442 places, 19/763 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 474 ms. Remains : 12/442 places, 19/763 transitions.
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-11
Stuttering criterion allowed to conclude after 9 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-11 finished in 572 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p0)&&F(p1)))&&F(p2)))'
Support contains 6 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 418 transition count 763
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 412 transition count 751
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 412 transition count 751
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 412 transition count 750
Applied a total of 37 rules in 14 ms. Remains 412 /442 variables (removed 30) and now considering 750/763 (removed 13) transitions.
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
// Phase 1: matrix 584 rows 412 cols
[2025-05-31 12:43:38] [INFO ] Computed 82 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:43:38] [INFO ] Implicit Places using invariants in 63 ms returned []
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:43:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:43:38] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 270 ms to find 0 implicit places.
Running 749 sub problems to find dead transitions.
[2025-05-31 12:43:38] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:43:38] [INFO ] Invariant cache hit.
[2025-05-31 12:43:38] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 412/996 variables, and 82 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 0/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 749 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/412 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 5 (OVERLAPS) 583/995 variables, 412/494 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 749/1243 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/996 variables, and 1243 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 412/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60130ms problems are : Problem set: 0 solved, 749 unsolved
Search for dead transitions found 0 dead transitions in 60132ms
Starting structural reductions in LTL mode, iteration 1 : 412/442 places, 750/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60418 ms. Remains : 412/442 places, 750/763 transitions.
Stuttering acceptance computed with spot in 169 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-12 finished in 60613 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(F(p2)&&p1)))))'
Support contains 6 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 418 transition count 763
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 412 transition count 751
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 412 transition count 751
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 412 transition count 750
Applied a total of 37 rules in 14 ms. Remains 412 /442 variables (removed 30) and now considering 750/763 (removed 13) transitions.
[2025-05-31 12:44:39] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
// Phase 1: matrix 584 rows 412 cols
[2025-05-31 12:44:39] [INFO ] Computed 82 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:44:39] [INFO ] Implicit Places using invariants in 70 ms returned []
[2025-05-31 12:44:39] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:44:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:44:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:44:39] [INFO ] Implicit Places using invariants and state equation in 187 ms returned []
Implicit Place search using SMT with State Equation took 258 ms to find 0 implicit places.
Running 749 sub problems to find dead transitions.
[2025-05-31 12:44:39] [INFO ] Flow matrix only has 584 transitions (discarded 166 similar events)
[2025-05-31 12:44:39] [INFO ] Invariant cache hit.
[2025-05-31 12:44:39] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 412/996 variables, and 82 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 0/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 749 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 3/412 variables, 3/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/412 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 5 (OVERLAPS) 583/995 variables, 412/494 constraints. Problems are: Problem set: 0 solved, 749 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/995 variables, 749/1243 constraints. Problems are: Problem set: 0 solved, 749 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 995/996 variables, and 1243 constraints, problems are : Problem set: 0 solved, 749 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 82/82 constraints, State Equation: 412/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 749/749 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 749 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Starting structural reductions in LTL mode, iteration 1 : 412/442 places, 750/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60383 ms. Remains : 412/442 places, 750/763 transitions.
Stuttering acceptance computed with spot in 109 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 801 ms.
Product exploration explored 100000 steps with 50000 reset in 780 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 831 edges and 412 vertex of which 409 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.3 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 19 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCshifumi-PT-4a-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-4a-LTLFireability-13 finished in 62122 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F((!p0||G(p1))))||(F((!p0||G(p1)))&&F(p2))))'
Support contains 5 out of 442 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Graph (trivial) has 753 edges and 442 vertex of which 408 / 442 are part of one of the 80 SCC in 1 ms
Free SCC test removed 328 places
Ensure Unique test removed 668 transitions
Reduce isomorphic transitions removed 668 transitions.
Graph (complete) has 200 edges and 114 vertex of which 89 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 0 output transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 89 transition count 94
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 88 transition count 94
Discarding 76 places :
Symmetric choice reduction at 2 with 76 rule applications. Total rules 80 place count 12 transition count 18
Iterating global reduction 2 with 76 rules applied. Total rules applied 156 place count 12 transition count 18
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 158 place count 12 transition count 16
Applied a total of 158 rules in 6 ms. Remains 12 /442 variables (removed 430) and now considering 16/763 (removed 747) transitions.
[2025-05-31 12:45:41] [INFO ] Flow matrix only has 11 transitions (discarded 5 similar events)
// Phase 1: matrix 11 rows 12 cols
[2025-05-31 12:45:41] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:45:41] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-05-31 12:45:41] [INFO ] Flow matrix only has 11 transitions (discarded 5 similar events)
[2025-05-31 12:45:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:45:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:45:41] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 12:45:41] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2025-05-31 12:45:41] [INFO ] Flow matrix only has 11 transitions (discarded 5 similar events)
[2025-05-31 12:45:41] [INFO ] Invariant cache hit.
[2025-05-31 12:45:41] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 2/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 10/22 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 1/23 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/23 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 23/23 variables, and 18 constraints, problems are : Problem set: 0 solved, 15 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 1/10 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 2/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 10/22 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 15/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/22 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 1/23 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/23 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (OVERLAPS) 0/23 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 23/23 variables, and 33 constraints, problems are : Problem set: 0 solved, 15 unsolved in 160 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 12/12 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 332ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 332ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/442 places, 16/763 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 380 ms. Remains : 12/442 places, 16/763 transitions.
Stuttering acceptance computed with spot in 194 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-14
Product exploration explored 100000 steps with 50000 reset in 47 ms.
Product exploration explored 100000 steps with 50000 reset in 51 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 20 edges and 12 vertex of which 10 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
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND p0 p1))), (X p2), (X (NOT p0)), (X p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X p1))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 19 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DLCshifumi-PT-4a-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-4a-LTLFireability-14 finished in 707 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||X((p1||G(F(p2))||G(p0))))))'
Support contains 5 out of 442 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 442/442 places, 763/763 transitions.
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 417 transition count 763
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 30 place count 412 transition count 753
Iterating global reduction 1 with 5 rules applied. Total rules applied 35 place count 412 transition count 753
Applied a total of 35 rules in 10 ms. Remains 412 /442 variables (removed 30) and now considering 753/763 (removed 10) transitions.
[2025-05-31 12:45:42] [INFO ] Flow matrix only has 586 transitions (discarded 167 similar events)
// Phase 1: matrix 586 rows 412 cols
[2025-05-31 12:45:42] [INFO ] Computed 81 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:45:42] [INFO ] Implicit Places using invariants in 66 ms returned []
[2025-05-31 12:45:42] [INFO ] Flow matrix only has 586 transitions (discarded 167 similar events)
[2025-05-31 12:45:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 12:45:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-31 12:45:42] [INFO ] Implicit Places using invariants and state equation in 186 ms returned []
Implicit Place search using SMT with State Equation took 254 ms to find 0 implicit places.
Running 752 sub problems to find dead transitions.
[2025-05-31 12:45:42] [INFO ] Flow matrix only has 586 transitions (discarded 167 similar events)
[2025-05-31 12:45:42] [INFO ] Invariant cache hit.
[2025-05-31 12:45:42] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 1 (OVERLAPS) 1/410 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/410 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 3 (OVERLAPS) 2/412 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 752 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 412/998 variables, and 81 constraints, problems are : Problem set: 0 solved, 752 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 0/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 752/752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 752 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 1 (OVERLAPS) 1/410 variables, 79/79 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/410 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 3 (OVERLAPS) 2/412 variables, 2/81 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/412 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 5 (OVERLAPS) 585/997 variables, 412/493 constraints. Problems are: Problem set: 0 solved, 752 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/997 variables, 752/1245 constraints. Problems are: Problem set: 0 solved, 752 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 997/998 variables, and 1245 constraints, problems are : Problem set: 0 solved, 752 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 81/81 constraints, State Equation: 412/412 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 752/752 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 752 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Starting structural reductions in LTL mode, iteration 1 : 412/442 places, 753/763 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60385 ms. Remains : 412/442 places, 753/763 transitions.
Stuttering acceptance computed with spot in 243 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : DLCshifumi-PT-4a-LTLFireability-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-4a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-4a-LTLFireability-15 finished in 60652 ms.
All properties solved by simple procedures.
Total runtime 558388 ms.

BK_STOP 1748695602744

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is DLCshifumi-PT-4a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r072-tall-174860067200324"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;