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-177955695600459.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-6a, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600459
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 7.8K Mar 6 15:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Mar 6 15:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 15:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 15:46 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 3.8K Mar 15 09:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 09:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 15:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 105K Mar 6 15:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:19 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 4.2M 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-6a-LTLCardinality-00
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-01
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-02
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-03
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-04
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-05
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-06
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-07
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-08
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-09
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-10
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-11
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-12
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-13
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-14
FORMULA_NAME DLCflexbar-PT-6a-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779616419837

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-6a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 09:53:40] [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 09:53:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 09:53:41] [INFO ] Load time of PNML (sax parser for PT used): 447 ms
[2026-05-24 09:53:41] [INFO ] Transformed 2069 places.
[2026-05-24 09:53:41] [INFO ] Transformed 16077 transitions.
[2026-05-24 09:53:41] [INFO ] Found NUPN structural information;
[2026-05-24 09:53:41] [INFO ] Parsed PT model containing 2069 places and 16077 transitions and 63325 arcs in 600 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
Ensure Unique test removed 1760 transitions
Reduce redundant transitions removed 1760 transitions.
FORMULA DLCflexbar-PT-6a-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 2069 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2069/2069 places, 14317/14317 transitions.
Discarding 178 places :
Symmetric choice reduction at 0 with 178 rule applications. Total rules 178 place count 1891 transition count 11455
Iterating global reduction 0 with 178 rules applied. Total rules applied 356 place count 1891 transition count 11455
Ensure Unique test removed 81 transitions
Reduce isomorphic transitions removed 81 transitions.
Iterating post reduction 0 with 81 rules applied. Total rules applied 437 place count 1891 transition count 11374
Drop transitions (Redundant composition of simpler transitions.) removed 3619 transitions
Redundant transition composition rules discarded 3619 transitions
Iterating global reduction 1 with 3619 rules applied. Total rules applied 4056 place count 1891 transition count 7755
Applied a total of 4056 rules in 1471 ms. Remains 1891 /2069 variables (removed 178) and now considering 7755/14317 (removed 6562) transitions.
[2026-05-24 09:53:43] [INFO ] Flow matrix only has 711 transitions (discarded 7044 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14023160463315084817.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14790649800204503441.kers'
[2026-05-24 09:53:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14023160463315084817.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14790649800204503441.kers]
Normalized transition count is 710 out of 711 initially.
Culling duplicate invariants (modulo rational): removing 1400 columns.
Culled 1400 columns in 1 ms.
// Phase 1: matrix 710 rows 491 cols 1511 entries
Finished phase 1 with 399 SingleSign rule and 0 generalized
[2026-05-24 09:53:43] [INFO ] Computed 1492 invariants in 4 ms
Computed 1492 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-14790649800204503441.kers
Total runtime 6 ms.
[2026-05-24 09:54:03] [INFO ] Implicit Places using invariants in 19755 ms returned [491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 569, 570, 571, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 618, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 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, 864, 865, 866, 867, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 883, 884, 885, 886, 887, 888, 889, 890, 891, 892, 893, 894, 895, 896, 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, 924, 925, 926, 927, 928, 929, 930, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 965, 966, 967, 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, 1023, 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, 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, 1133, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1161, 1163, 1164, 1165, 1166, 1167, 1168, 1169, 1170, 1171, 1172, 1173, 1174, 1175, 1176, 1177, 1178, 1179, 1180, 1181, 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, 1220, 1221, 1222, 1223, 1224, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 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, 1270, 1271, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280, 1281, 1282, 1283, 1284, 1285, 1286, 1287, 1288, 1289, 1290, 1291, 1292, 1293, 1294, 1295, 1296, 1297, 1298, 1299, 1301, 1302, 1303, 1304, 1305, 1306, 1307, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1346, 1347, 1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1363, 1364, 1365, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412, 1413, 1414, 1415, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1443, 1444, 1445, 1446, 1447, 1448, 1449, 1450, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1459, 1460, 1461, 1462, 1464, 1465, 1466, 1467, 1468, 1469, 1470, 1471, 1472, 1473, 1474, 1475, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1488, 1489, 1490, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499, 1500, 1501, 1502, 1503, 1504, 1505, 1506, 1507, 1508, 1509, 1510, 1511, 1512, 1513, 1514, 1515, 1516, 1517, 1518, 1519, 1520, 1521, 1522, 1523, 1524, 1525, 1526, 1528, 1529, 1530, 1531, 1532, 1533, 1534, 1535, 1536, 1537, 1538, 1540, 1541, 1542, 1543, 1544, 1545, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1557, 1558, 1559, 1560, 1561, 1562, 1563, 1564, 1565, 1566, 1567, 1568, 1569, 1570, 1571, 1572, 1573, 1574, 1575, 1576, 1577, 1578, 1579, 1580, 1581, 1582, 1583, 1584, 1585, 1586, 1587, 1588, 1589, 1590, 1591, 1592, 1593, 1594, 1595, 1596, 1597, 1598, 1599, 1600, 1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615, 1616, 1617, 1618, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1630, 1631, 1632, 1633, 1634, 1635, 1636, 1637, 1638, 1639, 1640, 1641, 1642, 1643, 1644, 1645, 1646, 1647, 1648, 1649, 1650, 1651, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1692, 1693, 1694, 1695, 1696, 1697, 1698, 1699, 1700, 1701, 1702, 1703, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1720, 1721, 1722, 1723, 1724, 1725, 1726, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1739, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1805, 1806, 1807, 1808, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1840, 1841, 1842, 1843, 1844, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890]
Discarding 1383 places :
Ensure Unique test removed 6743 transitions
Reduce isomorphic transitions removed 6743 transitions.
Implicit Place search using SMT only with invariants took 19861 ms to find 1383 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 508/2069 places, 1012/14317 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 96 transitions
Redundant transition composition rules discarded 96 transitions
Iterating global reduction 0 with 96 rules applied. Total rules applied 96 place count 508 transition count 916
Applied a total of 96 rules in 26 ms. Remains 508 /508 variables (removed 0) and now considering 916/1012 (removed 96) transitions.
[2026-05-24 09:54:03] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14210155003242722171.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4377307212247526231.kers'
[2026-05-24 09:54:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14210155003242722171.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4377307212247526231.kers]
Normalized transition count is 710 out of 711 initially.
Culling duplicate invariants (modulo rational): removing 17 columns.
Culled 17 columns in 0 ms.
// Phase 1: matrix 710 rows 491 cols 1511 entries
Finished phase 1 with 399 SingleSign rule and 0 generalized
[2026-05-24 09:54:03] [INFO ] Computed 109 invariants in 2 ms
Computed 109 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4377307212247526231.kers
Total runtime 3 ms.
[2026-05-24 09:54:03] [INFO ] Implicit Places using invariants in 100 ms returned []
[2026-05-24 09:54:03] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
[2026-05-24 09:54:03] [INFO ] Invariant cache hit.
[2026-05-24 09:54:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:54:03] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 357 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 508/2069 places, 916/14317 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 21734 ms. Remains : 508/2069 places, 916/14317 transitions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 916/916 transitions.
Applied a total of 0 rules in 7 ms. Remains 508 /508 variables (removed 0) and now considering 916/916 (removed 0) transitions.
[2026-05-24 09:54:03] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
[2026-05-24 09:54:03] [INFO ] Invariant cache hit.
[2026-05-24 09:54:03] [INFO ] Implicit Places using invariants in 84 ms returned []
[2026-05-24 09:54:03] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
[2026-05-24 09:54:03] [INFO ] Invariant cache hit.
[2026-05-24 09:54:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:54:03] [INFO ] Implicit Places using invariants and state equation in 244 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Running 915 sub problems to find dead transitions.
[2026-05-24 09:54:03] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
[2026-05-24 09:54:03] [INFO ] Invariant cache hit.
[2026-05-24 09:54:03] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/490 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 1 (OVERLAPS) 1/491 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/491 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 915 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 17/508 variables, 17/109 constraints. Problems are: Problem set: 0 solved, 915 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 508/1219 variables, and 109 constraints, problems are : Problem set: 0 solved, 915 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 0/508 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 915/915 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 915 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/490 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 1 (OVERLAPS) 1/491 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/491 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 915 unsolved
At refinement iteration 3 (OVERLAPS) 17/508 variables, 17/109 constraints. Problems are: Problem set: 0 solved, 915 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 508/1219 variables, and 109 constraints, problems are : Problem set: 0 solved, 915 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 0/508 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/915 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60262ms problems are : Problem set: 0 solved, 915 unsolved
Search for dead transitions found 0 dead transitions in 60282ms
Finished structural reductions in LTL mode , in 1 iterations and 60647 ms. Remains : 508/508 places, 916/916 transitions.
Support contains 30 out of 508 places after structural reductions.
[2026-05-24 09:55:04] [INFO ] Flatten gal took : 66 ms
[2026-05-24 09:55:04] [INFO ] Flatten gal took : 37 ms
[2026-05-24 09:55:05] [INFO ] Input system was already deterministic with 916 transitions.
Support contains 26 out of 508 places (down from 30) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 2428 ms. (16 steps per ms) remains 8/14 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 173 ms. (229 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 175 ms. (227 steps per ms) remains 8/8 properties
[2026-05-24 09:55:06] [INFO ] Flow matrix only has 711 transitions (discarded 205 similar events)
[2026-05-24 09:55:06] [INFO ] Invariant cache hit.
[2026-05-24 09:55:06] [INFO ] State equation strengthened by 1 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 42/58 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/58 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 450/508 variables, 93/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/508 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 710/1218 variables, 508/617 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1218 variables, 0/617 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 1/1219 variables, 1/618 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1219 variables, 0/618 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/1219 variables, 0/618 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1219/1219 variables, and 618 constraints, problems are : Problem set: 0 solved, 8 unsolved in 704 ms.
Refiners :[Positive P Invariants (semi-flows): 109/109 constraints, State Equation: 508/508 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp6 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp10 is UNSAT
Problem AtomicPropp12 is UNSAT
Problem AtomicPropp13 is UNSAT
After SMT solving in domain Int declared 58/1219 variables, and 16 constraints, problems are : Problem set: 8 solved, 0 unsolved in 42 ms.
Refiners :[Positive P Invariants (semi-flows): 16/109 constraints, State Equation: 0/508 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 760ms problems are : Problem set: 8 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 8 atomic propositions for a total of 8 simplifications.
FORMULA DLCflexbar-PT-6a-LTLCardinality-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 18 stabilizing places and 1 stable transitions
Graph (complete) has 1024 edges and 508 vertex of which 491 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.12 ms
FORMULA DLCflexbar-PT-6a-LTLCardinality-04 TRUE 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' '!(X(X(X(X(F(p0))))))'
Support contains 2 out of 508 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 916/916 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 492 transition count 916
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 486 transition count 904
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 486 transition count 904
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 31 place count 486 transition count 901
Applied a total of 31 rules in 16 ms. Remains 486 /508 variables (removed 22) and now considering 901/916 (removed 15) transitions.
[2026-05-24 09:55:07] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8345164472881453587.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4800726577208880639.kers'
[2026-05-24 09:55:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8345164472881453587.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4800726577208880639.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 701 rows 485 cols 1493 entries
Finished phase 1 with 393 SingleSign rule and 0 generalized
[2026-05-24 09:55:07] [INFO ] Computed 93 invariants in 2 ms
Computed 93 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4800726577208880639.kers
Total runtime 2 ms.
[2026-05-24 09:55:07] [INFO ] Implicit Places using invariants in 85 ms returned []
[2026-05-24 09:55:07] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:55:07] [INFO ] Invariant cache hit.
[2026-05-24 09:55:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:55:07] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 294 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 09:55:07] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:55:07] [INFO ] Invariant cache hit.
[2026-05-24 09:55:07] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 1/486 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1188 variables, and 93 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/486 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 900/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 900 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 1/486 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1188 variables, and 93 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/486 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60178ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60182ms
Starting structural reductions in LTL mode, iteration 1 : 486/508 places, 901/916 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60497 ms. Remains : 486/508 places, 901/916 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(X(F(p0))))))'
Stuttering acceptance computed with spot in 330 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLCardinality-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA DLCflexbar-PT-6a-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLCardinality-01 finished in 60913 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))'
Support contains 2 out of 508 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 508/508 places, 916/916 transitions.
Graph (trivial) has 913 edges and 508 vertex of which 488 / 508 are part of one of the 92 SCC in 4 ms
Free SCC test removed 396 places
Ensure Unique test removed 820 transitions
Reduce isomorphic transitions removed 820 transitions.
Graph (complete) has 204 edges and 112 vertex of which 96 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.1 ms
Discarding 16 places :
Also discarding 0 output transitions
Discarding 90 places :
Symmetric choice reduction at 0 with 90 rule applications. Total rules 92 place count 6 transition count 6
Iterating global reduction 0 with 90 rules applied. Total rules applied 182 place count 6 transition count 6
Applied a total of 182 rules in 18 ms. Remains 6 /508 variables (removed 502) and now considering 6/916 (removed 910) transitions.
[2026-05-24 09:56:07] [INFO ] Flow matrix only has 5 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4928039881915070715.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7821382515730550849.kers'
[2026-05-24 09:56:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4928039881915070715.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7821382515730550849.kers]
Normalized transition count is 4 out of 5 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 4 rows 4 cols 8 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 09:56:07] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7821382515730550849.kers
Total runtime 0 ms.
[2026-05-24 09:56:07] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 09:56:07] [INFO ] Flow matrix only has 5 transitions (discarded 1 similar events)
[2026-05-24 09:56:07] [INFO ] Invariant cache hit.
[2026-05-24 09:56:07] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:56:07] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2026-05-24 09:56:08] [INFO ] Redundant transitions in 1 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-24 09:56:08] [INFO ] Flow matrix only has 5 transitions (discarded 1 similar events)
[2026-05-24 09:56:08] [INFO ] Invariant cache hit.
[2026-05-24 09:56:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 4/10 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 1/11 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/11 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/11 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/11 variables, and 10 constraints, problems are : Problem set: 0 solved, 5 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 4/10 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/10 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 1/11 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 0/11 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/11 variables, and 15 constraints, problems are : Problem set: 0 solved, 5 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 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 139ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 139ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/508 places, 6/916 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 216 ms. Remains : 6/508 places, 6/916 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))'
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 159 ms.
Product exploration explored 100000 steps with 50000 reset in 75 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 8 edges and 6 vertex of which 5 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 23 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 27 ms.
FORMULA DLCflexbar-PT-6a-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCflexbar-PT-6a-LTLCardinality-07 finished in 548 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(F(p0))))'
Support contains 2 out of 508 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 916/916 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 492 transition count 916
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 486 transition count 904
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 486 transition count 904
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 31 place count 486 transition count 901
Applied a total of 31 rules in 31 ms. Remains 486 /508 variables (removed 22) and now considering 901/916 (removed 15) transitions.
[2026-05-24 09:56:08] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5621079548650494932.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14769708573040048194.kers'
[2026-05-24 09:56:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5621079548650494932.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14769708573040048194.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 701 rows 485 cols 1493 entries
Finished phase 1 with 393 SingleSign rule and 0 generalized
[2026-05-24 09:56:08] [INFO ] Computed 93 invariants in 2 ms
Computed 93 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14769708573040048194.kers
Total runtime 3 ms.
[2026-05-24 09:56:08] [INFO ] Implicit Places using invariants in 82 ms returned []
[2026-05-24 09:56:08] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:56:08] [INFO ] Invariant cache hit.
[2026-05-24 09:56:08] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:56:08] [INFO ] Implicit Places using invariants and state equation in 217 ms returned []
Implicit Place search using SMT with State Equation took 301 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 09:56:08] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:56:08] [INFO ] Invariant cache hit.
[2026-05-24 09:56:08] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 1/486 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 486/1188 variables, and 93 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/486 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 900/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 900 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 1/486 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/1188 variables, and 93 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/486 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60165ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60170ms
Starting structural reductions in LTL mode, iteration 1 : 486/508 places, 901/916 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60506 ms. Remains : 486/508 places, 901/916 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(F(p0))))'
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLCardinality-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLCardinality-08 finished in 60634 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(G(p0)))))'
Support contains 1 out of 508 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 508/508 places, 916/916 transitions.
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 492 transition count 916
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 486 transition count 904
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 486 transition count 904
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 31 place count 486 transition count 901
Applied a total of 31 rules in 23 ms. Remains 486 /508 variables (removed 22) and now considering 901/916 (removed 15) transitions.
[2026-05-24 09:57:09] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:57:09] [INFO ] Invariant cache hit.
[2026-05-24 09:57:09] [INFO ] Implicit Places using invariants in 148 ms returned []
[2026-05-24 09:57:09] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:57:09] [INFO ] Invariant cache hit.
[2026-05-24 09:57:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:57:09] [INFO ] Implicit Places using invariants and state equation in 302 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 486/508 places, 901/916 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 494 ms. Remains : 486/508 places, 901/916 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(G(p0)))))'
Stuttering acceptance computed with spot in 138 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLCardinality-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCflexbar-PT-6a-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLCardinality-13 finished in 656 ms.
All properties solved by simple procedures.
Total runtime 208836 ms.

BK_STOP 1779616629795

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
++ perl -pe 's/.*\.//g'
+ 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-6a"
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-6a, 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-177955695600459"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-6a.tgz
mv DLCflexbar-PT-6a 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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;