About the Execution of ITS-Tools for DLCflexbar-PT-5a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 609.384 | 197594.00 | 254080.00 | 6917.90 | TTFFTTFFFFTFFTTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695600443.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DLCflexbar-PT-5a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600443
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.2M
-rw-r--r-- 1 mcc users 6.9K Mar 6 15:39 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 6 15:39 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 15:36 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 6 15:36 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 17 09:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 17 09:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 17 09:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 17 09:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:43 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Mar 6 15:43 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K Mar 6 15:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 15:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 17 09:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 17 09:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 2.8M Mar 3 18:30 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 DLCflexbar-PT-5a-LTLCardinality-00
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-01
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-02
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-03
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-04
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-05
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-06
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-07
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-08
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-09
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-10
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-11
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-12
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-13
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-14
FORMULA_NAME DLCflexbar-PT-5a-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779614149461
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCflexbar-PT-5a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 09:15:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 09:15:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 09:15:51] [INFO ] Load time of PNML (sax parser for PT used): 351 ms
[2026-05-24 09:15:51] [INFO ] Transformed 1415 places.
[2026-05-24 09:15:51] [INFO ] Transformed 10593 transitions.
[2026-05-24 09:15:51] [INFO ] Found NUPN structural information;
[2026-05-24 09:15:51] [INFO ] Parsed PT model containing 1415 places and 10593 transitions and 41484 arcs in 481 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 1179 transitions
Reduce redundant transitions removed 1179 transitions.
FORMULA DLCflexbar-PT-5a-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 1415 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1415/1415 places, 9414/9414 transitions.
Discarding 134 places :
Symmetric choice reduction at 0 with 134 rule applications. Total rules 134 place count 1281 transition count 7536
Iterating global reduction 0 with 134 rules applied. Total rules applied 268 place count 1281 transition count 7536
Ensure Unique test removed 60 transitions
Reduce isomorphic transitions removed 60 transitions.
Iterating post reduction 0 with 60 rules applied. Total rules applied 328 place count 1281 transition count 7476
Drop transitions (Redundant composition of simpler transitions.) removed 2364 transitions
Redundant transition composition rules discarded 2364 transitions
Iterating global reduction 1 with 2364 rules applied. Total rules applied 2692 place count 1281 transition count 5112
Applied a total of 2692 rules in 705 ms. Remains 1281 /1415 variables (removed 134) and now considering 5112/9414 (removed 4302) transitions.
[2026-05-24 09:15:52] [INFO ] Flow matrix only has 540 transitions (discarded 4572 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7677923878850195486.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-318145871005108412.kers'
[2026-05-24 09:15:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7677923878850195486.kers, --Pflows, --basisKERS=/tmp/petrispot-output-318145871005108412.kers]
Normalized transition count is 539 out of 540 initially.
Culling duplicate invariants (modulo rational): removing 910 columns.
Culled 910 columns in 1 ms.
// Phase 1: matrix 539 rows 371 cols 1146 entries
Finished phase 1 with 302 SingleSign rule and 0 generalized
[2026-05-24 09:15:52] [INFO ] Computed 979 invariants in 4 ms
Computed 979 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-318145871005108412.kers
Total runtime 6 ms.
[2026-05-24 09:16:01] [INFO ] Implicit Places using invariants in 9033 ms returned [372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 813, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 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, 914, 915, 916, 917, 918, 919, 920, 921, 922, 923, 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, 955, 956, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 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, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1129, 1130, 1131, 1132, 1133, 1134, 1135, 1136, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1161, 1162, 1163, 1164, 1165, 1166, 1167, 1169, 1170, 1171, 1172, 1173, 1174, 1175, 1176, 1177, 1178, 1179, 1180, 1181, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1192, 1193, 1194, 1195, 1196, 1197, 1198, 1199, 1200, 1201, 1202, 1203, 1204, 1205, 1206, 1207, 1208, 1209, 1210, 1211, 1212, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1242, 1243, 1244, 1245, 1246, 1247, 1248, 1249, 1250, 1251, 1252, 1253, 1254, 1255, 1256, 1257, 1258, 1259, 1260, 1261, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1271, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280]
Discarding 888 places :
Ensure Unique test removed 4290 transitions
Reduce isomorphic transitions removed 4290 transitions.
Implicit Place search using SMT only with invariants took 9097 ms to find 888 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 393/1415 places, 822/9414 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 127 transitions
Redundant transition composition rules discarded 127 transitions
Iterating global reduction 0 with 127 rules applied. Total rules applied 127 place count 393 transition count 695
Applied a total of 127 rules in 13 ms. Remains 393 /393 variables (removed 0) and now considering 695/822 (removed 127) transitions.
[2026-05-24 09:16:01] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18006565420713468060.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8472208793925404061.kers'
[2026-05-24 09:16:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18006565420713468060.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8472208793925404061.kers]
Normalized transition count is 539 out of 540 initially.
Culling duplicate invariants (modulo rational): removing 22 columns.
Culled 22 columns in 0 ms.
// Phase 1: matrix 539 rows 371 cols 1146 entries
Finished phase 1 with 302 SingleSign rule and 0 generalized
[2026-05-24 09:16:01] [INFO ] Computed 91 invariants in 1 ms
Computed 91 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-8472208793925404061.kers
Total runtime 4 ms.
[2026-05-24 09:16:01] [INFO ] Implicit Places using invariants in 103 ms returned []
[2026-05-24 09:16:01] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
[2026-05-24 09:16:01] [INFO ] Invariant cache hit.
[2026-05-24 09:16:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:16:01] [INFO ] Implicit Places using invariants and state equation in 195 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 393/1415 places, 695/9414 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 10131 ms. Remains : 393/1415 places, 695/9414 transitions.
Starting structural reductions in LTL mode, iteration 0 : 393/393 places, 695/695 transitions.
Applied a total of 0 rules in 8 ms. Remains 393 /393 variables (removed 0) and now considering 695/695 (removed 0) transitions.
[2026-05-24 09:16:01] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
[2026-05-24 09:16:01] [INFO ] Invariant cache hit.
[2026-05-24 09:16:01] [INFO ] Implicit Places using invariants in 71 ms returned []
[2026-05-24 09:16:01] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
[2026-05-24 09:16:01] [INFO ] Invariant cache hit.
[2026-05-24 09:16:01] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:16:01] [INFO ] Implicit Places using invariants and state equation in 182 ms returned []
Implicit Place search using SMT with State Equation took 256 ms to find 0 implicit places.
Running 694 sub problems to find dead transitions.
[2026-05-24 09:16:01] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
[2026-05-24 09:16:01] [INFO ] Invariant cache hit.
[2026-05-24 09:16:01] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/370 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 1 (OVERLAPS) 1/371 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 3 (OVERLAPS) 22/393 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 5 (OVERLAPS) 539/932 variables, 393/484 constraints. Problems are: Problem set: 0 solved, 694 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 932/933 variables, and 484 constraints, problems are : Problem set: 0 solved, 694 unsolved in 30065 ms.
Refiners :[Positive P Invariants (semi-flows): 91/91 constraints, State Equation: 393/393 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 694/694 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 694 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/370 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 1 (OVERLAPS) 1/371 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/371 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 3 (OVERLAPS) 22/393 variables, 22/91 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 5 (OVERLAPS) 539/932 variables, 393/484 constraints. Problems are: Problem set: 0 solved, 694 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/932 variables, 694/1178 constraints. Problems are: Problem set: 0 solved, 694 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 932/933 variables, and 1178 constraints, problems are : Problem set: 0 solved, 694 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 91/91 constraints, State Equation: 393/393 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 694/694 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60253ms problems are : Problem set: 0 solved, 694 unsolved
Search for dead transitions found 0 dead transitions in 60270ms
Finished structural reductions in LTL mode , in 1 iterations and 60555 ms. Remains : 393/393 places, 695/695 transitions.
Support contains 33 out of 393 places after structural reductions.
[2026-05-24 09:17:02] [INFO ] Flatten gal took : 63 ms
[2026-05-24 09:17:02] [INFO ] Flatten gal took : 28 ms
[2026-05-24 09:17:02] [INFO ] Input system was already deterministic with 695 transitions.
RANDOM walk for 40000 steps (8 resets) in 2320 ms. (17 steps per ms) remains 10/19 properties
BEST_FIRST walk for 40004 steps (8 resets) in 175 ms. (227 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 109 ms. (363 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (8 resets) in 134 ms. (296 steps per ms) remains 10/10 properties
[2026-05-24 09:17:04] [INFO ] Flow matrix only has 540 transitions (discarded 155 similar events)
[2026-05-24 09:17:04] [INFO ] Invariant cache hit.
[2026-05-24 09:17:04] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 1 (OVERLAPS) 25/45 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 3 (OVERLAPS) 348/393 variables, 71/91 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 0/91 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 539/932 variables, 393/484 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/932 variables, 0/484 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 7 (OVERLAPS) 1/933 variables, 1/485 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/933 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 10 unsolved
At refinement iteration 9 (OVERLAPS) 0/933 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 10 unsolved
No progress, stopping.
After SMT solving in domain Real declared 933/933 variables, and 485 constraints, problems are : Problem set: 0 solved, 10 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 91/91 constraints, State Equation: 393/393 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 10/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 10 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp15 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp18 is UNSAT
After SMT solving in domain Int declared 45/933 variables, and 20 constraints, problems are : Problem set: 10 solved, 0 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 20/91 constraints, State Equation: 0/393 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/10 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 697ms problems are : Problem set: 10 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 10 atomic propositions for a total of 9 simplifications.
FORMULA DLCflexbar-PT-5a-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-5a-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 23 stabilizing places and 1 stable transitions
Graph (complete) has 785 edges and 393 vertex of which 371 are kept as prefixes of interest. Removing 22 places using SCC suffix rule.10 ms
FORMULA DLCflexbar-PT-5a-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 393 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 393/393 places, 695/695 transitions.
Graph (trivial) has 694 edges and 393 vertex of which 370 / 393 are part of one of the 69 SCC in 2 ms
Free SCC test removed 301 places
Ensure Unique test removed 625 transitions
Reduce isomorphic transitions removed 625 transitions.
Graph (complete) has 160 edges and 92 vertex of which 71 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 0 output transitions
Discarding 68 places :
Symmetric choice reduction at 0 with 68 rule applications. Total rules 70 place count 3 transition count 2
Iterating global reduction 0 with 68 rules applied. Total rules applied 138 place count 3 transition count 2
Applied a total of 138 rules in 12 ms. Remains 3 /393 variables (removed 390) and now considering 2/695 (removed 693) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6591950410673591876.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18412248349954250077.kers'
[2026-05-24 09:17:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6591950410673591876.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18412248349954250077.kers]
Normalized transition count is 1 out of 2 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 1 rows 1 cols 1 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 09:17:04] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-18412248349954250077.kers
Total runtime 0 ms.
[2026-05-24 09:17:04] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-24 09:17:04] [INFO ] Invariant cache hit.
[2026-05-24 09:17:04] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:17:04] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2026-05-24 09:17:04] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 09:17:04] [INFO ] Invariant cache hit.
[2026-05-24 09:17:04] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/4 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/5 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 0/5 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 5/5 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/3 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/4 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/5 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/5 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 5/5 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 64ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/393 places, 2/695 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 123 ms. Remains : 3/393 places, 2/695 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 168 ms :[(NOT p0)]
Running random walk in product with property : DLCflexbar-PT-5a-LTLCardinality-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA DLCflexbar-PT-5a-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-5a-LTLCardinality-02 finished in 362 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(F(p1)))))'
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 393/393 places, 695/695 transitions.
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 0 with 19 rules applied. Total rules applied 19 place count 374 transition count 695
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 23 place count 370 transition count 687
Iterating global reduction 1 with 4 rules applied. Total rules applied 27 place count 370 transition count 687
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 29 place count 370 transition count 685
Applied a total of 29 rules in 19 ms. Remains 370 /393 variables (removed 23) and now considering 685/695 (removed 10) transitions.
[2026-05-24 09:17:05] [INFO ] Flow matrix only has 534 transitions (discarded 151 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17288110098240508028.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12015915716960427628.kers'
[2026-05-24 09:17:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17288110098240508028.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12015915716960427628.kers]
Normalized transition count is 533 out of 534 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 533 rows 367 cols 1134 entries
Finished phase 1 with 298 SingleSign rule and 0 generalized
[2026-05-24 09:17:05] [INFO ] Computed 72 invariants in 1 ms
Computed 72 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12015915716960427628.kers
Total runtime 2 ms.
[2026-05-24 09:17:05] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-24 09:17:05] [INFO ] Flow matrix only has 534 transitions (discarded 151 similar events)
[2026-05-24 09:17:05] [INFO ] Invariant cache hit.
[2026-05-24 09:17:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:17:05] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 238 ms to find 0 implicit places.
Running 684 sub problems to find dead transitions.
[2026-05-24 09:17:05] [INFO ] Flow matrix only has 534 transitions (discarded 151 similar events)
[2026-05-24 09:17:05] [INFO ] Invariant cache hit.
[2026-05-24 09:17:05] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 1 (OVERLAPS) 1/367 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/367 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 3 (OVERLAPS) 3/370 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 5 (OVERLAPS) 533/903 variables, 370/442 constraints. Problems are: Problem set: 0 solved, 684 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 903/904 variables, and 442 constraints, problems are : Problem set: 0 solved, 684 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 72/72 constraints, State Equation: 370/370 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 684/684 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 684 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/366 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 1 (OVERLAPS) 1/367 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/367 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 3 (OVERLAPS) 3/370 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/370 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 5 (OVERLAPS) 533/903 variables, 370/442 constraints. Problems are: Problem set: 0 solved, 684 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/903 variables, 684/1126 constraints. Problems are: Problem set: 0 solved, 684 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 903/904 variables, and 1126 constraints, problems are : Problem set: 0 solved, 684 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 72/72 constraints, State Equation: 370/370 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 684/684 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60102ms problems are : Problem set: 0 solved, 684 unsolved
Search for dead transitions found 0 dead transitions in 60104ms
Starting structural reductions in LTL mode, iteration 1 : 370/393 places, 685/695 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60363 ms. Remains : 370/393 places, 685/695 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(F(p1)))))'
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : DLCflexbar-PT-5a-LTLCardinality-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCflexbar-PT-5a-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-5a-LTLCardinality-03 finished in 60589 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 393 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 393/393 places, 695/695 transitions.
Graph (trivial) has 691 edges and 393 vertex of which 369 / 393 are part of one of the 69 SCC in 3 ms
Free SCC test removed 300 places
Ensure Unique test removed 622 transitions
Reduce isomorphic transitions removed 622 transitions.
Graph (complete) has 163 edges and 93 vertex of which 73 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 0 output transitions
Discarding 67 places :
Symmetric choice reduction at 0 with 67 rule applications. Total rules 69 place count 6 transition count 6
Iterating global reduction 0 with 67 rules applied. Total rules applied 136 place count 6 transition count 6
Applied a total of 136 rules in 11 ms. Remains 6 /393 variables (removed 387) and now considering 6/695 (removed 689) transitions.
[2026-05-24 09:18:05] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14724275760871888148.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10957583270841352660.kers'
[2026-05-24 09:18:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14724275760871888148.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10957583270841352660.kers]
Normalized transition count is 3 out of 4 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 3 rows 3 cols 6 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-24 09:18:05] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10957583270841352660.kers
Total runtime 0 ms.
[2026-05-24 09:18:05] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-24 09:18:05] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2026-05-24 09:18:05] [INFO ] Invariant cache hit.
[2026-05-24 09:18:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:18:05] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
[2026-05-24 09:18:05] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-24 09:18:05] [INFO ] Flow matrix only has 4 transitions (discarded 2 similar events)
[2026-05-24 09:18:05] [INFO ] Invariant cache hit.
[2026-05-24 09:18:05] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/6 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 3/9 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1/10 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 2/6 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 3/9 variables, 6/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/9 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/10 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/10 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/10 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 66 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 131ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 131ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/393 places, 6/695 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 186 ms. Remains : 6/393 places, 6/695 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCflexbar-PT-5a-LTLCardinality-07
Stuttering criterion allowed to conclude after 3 steps with 1 reset in 0 ms.
FORMULA DLCflexbar-PT-5a-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-5a-LTLCardinality-07 finished in 337 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(p0))) U (p1&&G(p2))))'
Support contains 4 out of 393 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 393/393 places, 695/695 transitions.
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 22 place count 371 transition count 695
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 24 place count 369 transition count 691
Iterating global reduction 1 with 2 rules applied. Total rules applied 26 place count 369 transition count 691
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 28 place count 369 transition count 689
Applied a total of 28 rules in 19 ms. Remains 369 /393 variables (removed 24) and now considering 689/695 (removed 6) transitions.
[2026-05-24 09:18:06] [INFO ] Flow matrix only has 536 transitions (discarded 153 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12189656949073483683.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4538479180751534973.kers'
[2026-05-24 09:18:06] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12189656949073483683.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4538479180751534973.kers]
Normalized transition count is 535 out of 536 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 535 rows 369 cols 1138 entries
Finished phase 1 with 300 SingleSign rule and 0 generalized
[2026-05-24 09:18:06] [INFO ] Computed 69 invariants in 1 ms
Computed 69 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4538479180751534973.kers
Total runtime 2 ms.
[2026-05-24 09:18:06] [INFO ] Implicit Places using invariants in 65 ms returned []
[2026-05-24 09:18:06] [INFO ] Flow matrix only has 536 transitions (discarded 153 similar events)
[2026-05-24 09:18:06] [INFO ] Invariant cache hit.
[2026-05-24 09:18:06] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:18:06] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
Running 688 sub problems to find dead transitions.
[2026-05-24 09:18:06] [INFO ] Flow matrix only has 536 transitions (discarded 153 similar events)
[2026-05-24 09:18:06] [INFO ] Invariant cache hit.
[2026-05-24 09:18:06] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/368 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 1 (OVERLAPS) 1/369 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/369 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 3 (OVERLAPS) 535/904 variables, 369/438 constraints. Problems are: Problem set: 0 solved, 688 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 904/905 variables, and 438 constraints, problems are : Problem set: 0 solved, 688 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, State Equation: 369/369 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 688/688 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 688 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/368 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 1 (OVERLAPS) 1/369 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/369 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 3 (OVERLAPS) 535/904 variables, 369/438 constraints. Problems are: Problem set: 0 solved, 688 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/904 variables, 688/1126 constraints. Problems are: Problem set: 0 solved, 688 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 904/905 variables, and 1126 constraints, problems are : Problem set: 0 solved, 688 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 69/69 constraints, State Equation: 369/369 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 688/688 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60105ms problems are : Problem set: 0 solved, 688 unsolved
Search for dead transitions found 0 dead transitions in 60107ms
Starting structural reductions in LTL mode, iteration 1 : 369/393 places, 689/695 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60370 ms. Remains : 369/393 places, 689/695 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(p0))) U (G(p1)&&p2)))'
Stuttering acceptance computed with spot in 365 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
Running random walk in product with property : DLCflexbar-PT-5a-LTLCardinality-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCflexbar-PT-5a-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-5a-LTLCardinality-12 finished in 60780 ms.
All properties solved by simple procedures.
Total runtime 196291 ms.
BK_STOP 1779614347055
--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -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="DLCflexbar-PT-5a"
export BK_EXAMINATION="LTLCardinality"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-5a, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695600443"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-5a.tgz
mv DLCflexbar-PT-5a execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;