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-177955695600460.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 LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600460
=====================================================================

--------------------
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-LTLFireability-00
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-01
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-02
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-03
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-04
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-05
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-06
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-07
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-08
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-09
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-10
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-11
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-12
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-13
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-14
FORMULA_NAME DLCflexbar-PT-6a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779616642785

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
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
LTLFireability PT
Running Version 202604301425
[2026-05-24 09:57:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 09:57:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 09:57:24] [INFO ] Load time of PNML (sax parser for PT used): 433 ms
[2026-05-24 09:57:24] [INFO ] Transformed 2069 places.
[2026-05-24 09:57:24] [INFO ] Transformed 16077 transitions.
[2026-05-24 09:57:24] [INFO ] Found NUPN structural information;
[2026-05-24 09:57:24] [INFO ] Parsed PT model containing 2069 places and 16077 transitions and 63325 arcs in 601 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 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-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCflexbar-PT-6a-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 2069 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2069/2069 places, 14317/14317 transitions.
Discarding 177 places :
Symmetric choice reduction at 0 with 177 rule applications. Total rules 177 place count 1892 transition count 11716
Iterating global reduction 0 with 177 rules applied. Total rules applied 354 place count 1892 transition count 11716
Ensure Unique test removed 82 transitions
Reduce isomorphic transitions removed 82 transitions.
Iterating post reduction 0 with 82 rules applied. Total rules applied 436 place count 1892 transition count 11634
Drop transitions (Redundant composition of simpler transitions.) removed 3892 transitions
Redundant transition composition rules discarded 3892 transitions
Iterating global reduction 1 with 3892 rules applied. Total rules applied 4328 place count 1892 transition count 7742
Applied a total of 4328 rules in 1446 ms. Remains 1892 /2069 variables (removed 177) and now considering 7742/14317 (removed 6575) transitions.
[2026-05-24 09:57:26] [INFO ] Flow matrix only has 711 transitions (discarded 7031 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9983281418064483833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3825402755606472519.kers'
[2026-05-24 09:57:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9983281418064483833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3825402755606472519.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 492 cols 1511 entries
Finished phase 1 with 400 SingleSign rule and 0 generalized
[2026-05-24 09:57:26] [INFO ] Computed 1492 invariants in 4 ms
Computed 1492 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3825402755606472519.kers
Total runtime 6 ms.
[2026-05-24 09:57:46] [INFO ] Implicit Places using invariants in 20082 ms returned [492, 493, 494, 495, 496, 497, 498, 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, 529, 530, 531, 532, 533, 534, 535, 536, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 565, 566, 567, 568, 569, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 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, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 776, 777, 778, 779, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 800, 801, 802, 803, 804, 805, 806, 807, 808, 809, 810, 811, 812, 813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 823, 824, 825, 826, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 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, 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, 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, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 980, 981, 982, 983, 984, 985, 986, 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, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 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, 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, 1162, 1163, 1164, 1165, 1166, 1167, 1168, 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, 1195, 1196, 1197, 1198, 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, 1225, 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, 1300, 1301, 1302, 1304, 1305, 1307, 1308, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 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, 1424, 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, 1463, 1464, 1465, 1466, 1467, 1468, 1469, 1470, 1471, 1472, 1473, 1474, 1475, 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, 1527, 1528, 1529, 1530, 1531, 1532, 1533, 1535, 1536, 1537, 1538, 1539, 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, 1643, 1644, 1645, 1646, 1647, 1648, 1649, 1650, 1651, 1652, 1653, 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, 1691, 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, 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, 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, 1891]
Discarding 1373 places :
Ensure Unique test removed 6688 transitions
Reduce isomorphic transitions removed 6688 transitions.
Implicit Place search using SMT only with invariants took 20176 ms to find 1373 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 519/2069 places, 1054/14317 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 137 transitions
Redundant transition composition rules discarded 137 transitions
Iterating global reduction 0 with 137 rules applied. Total rules applied 137 place count 519 transition count 917
Applied a total of 137 rules in 23 ms. Remains 519 /519 variables (removed 0) and now considering 917/1054 (removed 137) transitions.
[2026-05-24 09:57:46] [INFO ] Flow matrix only has 711 transitions (discarded 206 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12193879773677004695.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4427599403460544073.kers'
[2026-05-24 09:57:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12193879773677004695.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4427599403460544073.kers]
Normalized transition count is 710 out of 711 initially.
Culling duplicate invariants (modulo rational): removing 27 columns.
Culled 27 columns in 0 ms.
// Phase 1: matrix 710 rows 492 cols 1511 entries
Finished phase 1 with 400 SingleSign rule and 0 generalized
[2026-05-24 09:57:46] [INFO ] Computed 119 invariants in 2 ms
Computed 119 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-4427599403460544073.kers
Total runtime 12 ms.
[2026-05-24 09:57:46] [INFO ] Implicit Places using invariants in 167 ms returned []
[2026-05-24 09:57:46] [INFO ] Flow matrix only has 711 transitions (discarded 206 similar events)
[2026-05-24 09:57:46] [INFO ] Invariant cache hit.
[2026-05-24 09:57:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:57:46] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 421 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 519/2069 places, 917/14317 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 22082 ms. Remains : 519/2069 places, 917/14317 transitions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Applied a total of 0 rules in 8 ms. Remains 519 /519 variables (removed 0) and now considering 917/917 (removed 0) transitions.
[2026-05-24 09:57:46] [INFO ] Flow matrix only has 711 transitions (discarded 206 similar events)
[2026-05-24 09:57:46] [INFO ] Invariant cache hit.
[2026-05-24 09:57:47] [INFO ] Implicit Places using invariants in 87 ms returned []
[2026-05-24 09:57:47] [INFO ] Flow matrix only has 711 transitions (discarded 206 similar events)
[2026-05-24 09:57:47] [INFO ] Invariant cache hit.
[2026-05-24 09:57:47] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:57:47] [INFO ] Implicit Places using invariants and state equation in 249 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Running 916 sub problems to find dead transitions.
[2026-05-24 09:57:47] [INFO ] Flow matrix only has 711 transitions (discarded 206 similar events)
[2026-05-24 09:57:47] [INFO ] Invariant cache hit.
[2026-05-24 09:57:47] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 916 unsolved
At refinement iteration 1 (OVERLAPS) 1/492 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 916 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/492 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 916 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 27/519 variables, 27/119 constraints. Problems are: Problem set: 0 solved, 916 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 519/1230 variables, and 119 constraints, problems are : Problem set: 0 solved, 916 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 119/119 constraints, State Equation: 0/519 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 916/916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 916 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 916 unsolved
At refinement iteration 1 (OVERLAPS) 1/492 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 916 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/492 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 916 unsolved
At refinement iteration 3 (OVERLAPS) 27/519 variables, 27/119 constraints. Problems are: Problem set: 0 solved, 916 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 519/1230 variables, and 119 constraints, problems are : Problem set: 0 solved, 916 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 119/119 constraints, State Equation: 0/519 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/916 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60267ms problems are : Problem set: 0 solved, 916 unsolved
Search for dead transitions found 0 dead transitions in 60284ms
Finished structural reductions in LTL mode , in 1 iterations and 60662 ms. Remains : 519/519 places, 917/917 transitions.
Support contains 53 out of 519 places after structural reductions.
[2026-05-24 09:58:47] [INFO ] Flatten gal took : 76 ms
[2026-05-24 09:58:47] [INFO ] Flatten gal took : 32 ms
[2026-05-24 09:58:47] [INFO ] Input system was already deterministic with 917 transitions.
Support contains 51 out of 519 places (down from 53) after GAL structural reductions.
RANDOM walk for 10947 steps (1 resets) in 898 ms. (12 steps per ms) remains 0/29 properties
Computed a total of 28 stabilizing places and 1 stable transitions
Graph (complete) has 1035 edges and 519 vertex of which 492 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.11 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((X(X(F((X(p0)&&G(p1)))))||(F(p3)&&p2))))'
Support contains 8 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 496 transition count 917
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 29 place count 490 transition count 905
Iterating global reduction 1 with 6 rules applied. Total rules applied 35 place count 490 transition count 905
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 37 place count 490 transition count 903
Applied a total of 37 rules in 32 ms. Remains 490 /519 variables (removed 29) and now considering 903/917 (removed 14) transitions.
[2026-05-24 09:58:49] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11860079260395147342.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-237144190325659733.kers'
[2026-05-24 09:58:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11860079260395147342.kers, --Pflows, --basisKERS=/tmp/petrispot-output-237144190325659733.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 09:58:49] [INFO ] Computed 96 invariants in 2 ms
Computed 96 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-237144190325659733.kers
Total runtime 3 ms.
[2026-05-24 09:58:49] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-24 09:58:49] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 09:58:49] [INFO ] Invariant cache hit.
[2026-05-24 09:58:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:58:49] [INFO ] Implicit Places using invariants and state equation in 233 ms returned []
Implicit Place search using SMT with State Equation took 334 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 09:58:49] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 09:58:49] [INFO ] Invariant cache hit.
[2026-05-24 09:58:49] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 4/490 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 490/1193 variables, and 96 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 96/96 constraints, State Equation: 0/490 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 4/490 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/1193 variables, and 96 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 96/96 constraints, State Equation: 0/490 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60178ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60181ms
Starting structural reductions in LTL mode, iteration 1 : 490/519 places, 903/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60551 ms. Remains : 490/519 places, 903/917 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((X(X(F((X(p0)&&G(p1)))))||(F(p3)&&p2))))'
Stuttering acceptance computed with spot in 583 ms :[(OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p3)) (AND (NOT p0) (NOT p2))), (OR (NOT p1) (NOT p0)), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3))), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 3 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-01 finished in 61835 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||G(p1)))&&F(p2))))'
Support contains 5 out of 519 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Graph (trivial) has 895 edges and 519 vertex of which 476 / 519 are part of one of the 92 SCC in 5 ms
Free SCC test removed 384 places
Ensure Unique test removed 789 transitions
Reduce isomorphic transitions removed 789 transitions.
Graph (complete) has 246 edges and 135 vertex of which 110 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.1 ms
Discarding 25 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 110 transition count 126
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 108 transition count 125
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8 place count 107 transition count 125
Discarding 89 places :
Symmetric choice reduction at 3 with 89 rule applications. Total rules 97 place count 18 transition count 35
Iterating global reduction 3 with 89 rules applied. Total rules applied 186 place count 18 transition count 35
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 190 place count 18 transition count 31
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 192 place count 18 transition count 31
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 194 place count 16 transition count 29
Iterating global reduction 3 with 2 rules applied. Total rules applied 196 place count 16 transition count 29
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 198 place count 16 transition count 27
Applied a total of 198 rules in 23 ms. Remains 16 /519 variables (removed 503) and now considering 27/917 (removed 890) transitions.
[2026-05-24 09:59:50] [INFO ] Flow matrix only has 18 transitions (discarded 9 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16779192218414216748.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13454446591971236921.kers'
[2026-05-24 09:59:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16779192218414216748.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13454446591971236921.kers]
Normalized transition count is 17 out of 18 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 17 rows 13 cols 36 entries
Finished phase 1 with 10 SingleSign rule and 0 generalized
[2026-05-24 09:59:50] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13454446591971236921.kers
Total runtime 0 ms.
[2026-05-24 09:59:50] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 09:59:50] [INFO ] Flow matrix only has 18 transitions (discarded 9 similar events)
[2026-05-24 09:59:50] [INFO ] Invariant cache hit.
[2026-05-24 09:59:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:59:50] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2026-05-24 09:59:50] [INFO ] Redundant transitions in 0 ms returned []
Running 26 sub problems to find dead transitions.
[2026-05-24 09:59:50] [INFO ] Flow matrix only has 18 transitions (discarded 9 similar events)
[2026-05-24 09:59:50] [INFO ] Invariant cache hit.
[2026-05-24 09:59:50] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 2/16 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 17/33 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/34 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/34 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/34 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 34/34 variables, and 23 constraints, problems are : Problem set: 0 solved, 26 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 16/16 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 26 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 1/14 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 2/16 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 17/33 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 26/48 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/33 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 1/34 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/34 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 10 (OVERLAPS) 0/34 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 34/34 variables, and 49 constraints, problems are : Problem set: 0 solved, 26 unsolved in 328 ms.
Refiners :[Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 16/16 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 662ms problems are : Problem set: 0 solved, 26 unsolved
Search for dead transitions found 0 dead transitions in 662ms
Starting structural reductions in SI_LTL mode, iteration 1 : 16/519 places, 27/917 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 744 ms. Remains : 16/519 places, 27/917 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||G(p1)))&&F(p2))))'
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-02 finished in 908 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((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1))))))) U (X(X(G((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1))))))))||(!p4&&X(X((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1)))))))))))'
Support contains 6 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 495 transition count 917
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 488 transition count 903
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 488 transition count 903
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 40 place count 488 transition count 901
Applied a total of 40 rules in 20 ms. Remains 488 /519 variables (removed 31) and now considering 901/917 (removed 16) transitions.
[2026-05-24 09:59:51] [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-5554845889622998193.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18399561618282168788.kers'
[2026-05-24 09:59:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5554845889622998193.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18399561618282168788.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 1 ms.
// Phase 1: matrix 701 rows 485 cols 1493 entries
Finished phase 1 with 393 SingleSign rule and 0 generalized
[2026-05-24 09:59:51] [INFO ] Computed 95 invariants in 9 ms
Computed 95 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-18399561618282168788.kers
Total runtime 10 ms.
[2026-05-24 09:59:51] [INFO ] Implicit Places using invariants in 99 ms returned []
[2026-05-24 09:59:51] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:59:51] [INFO ] Invariant cache hit.
[2026-05-24 09:59:51] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:59:51] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 09:59:51] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:59:51] [INFO ] Invariant cache hit.
[2026-05-24 09:59:51] [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) 3/488 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 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) 3/488 variables, 3/95 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 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60162ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60164ms
Starting structural reductions in LTL mode, iteration 1 : 488/519 places, 901/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60516 ms. Remains : 488/519 places, 901/917 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((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1))))))) U (X(X(G((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1))))))))||(!p4&&X(X((p0||(X(!p1) U ((X(!p1)&&(!p2 U (p3||G(!p2))))||X(G(!p1)))))))))))'
Stuttering acceptance computed with spot in 1162 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p3) p2 p1), p1, p1, (AND (NOT p0) p1), (AND (NOT p3) p2 p1 (NOT p0)), (AND (NOT p0) p1), (AND (NOT p3) p2 p1 (NOT p0)), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p0) p1), (AND (NOT p0) p1), (AND (NOT p3) p2 p1), true, (AND (NOT p0) (NOT p3) p2 p1), (AND (NOT p0) p1 p2 (NOT p3)), (AND (NOT p3) p2 (NOT p1)), (AND (NOT p3) p2 p1 (NOT p0)), (AND (NOT p0) (NOT p3) p2 p1), (AND (NOT p0) p1 p2 (NOT p3))]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-03
Product exploration explored 100000 steps with 33294 reset in 1356 ms.
Entered a terminal (fully accepting) state of product in 37150 steps with 12372 reset in 447 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-03 finished in 63650 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 2 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 493 transition count 917
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 487 transition count 905
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 487 transition count 905
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 40 place count 487 transition count 903
Applied a total of 40 rules in 18 ms. Remains 487 /519 variables (removed 32) and now considering 903/917 (removed 14) transitions.
[2026-05-24 10:00:55] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4957475271676570403.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1386378688044946328.kers'
[2026-05-24 10:00:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4957475271676570403.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1386378688044946328.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 1 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 10:00:55] [INFO ] Computed 93 invariants in 7 ms
Computed 93 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1386378688044946328.kers
Total runtime 8 ms.
[2026-05-24 10:00:55] [INFO ] Implicit Places using invariants in 104 ms returned []
[2026-05-24 10:00:55] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:00:55] [INFO ] Invariant cache hit.
[2026-05-24 10:00:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:00:55] [INFO ] Implicit Places using invariants and state equation in 271 ms returned []
Implicit Place search using SMT with State Equation took 377 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 10:00:55] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:00:55] [INFO ] Invariant cache hit.
[2026-05-24 10:00:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 1/487 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1190 variables, and 93 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/487 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 1/487 variables, 1/93 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1190 variables, and 93 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 93/93 constraints, State Equation: 0/487 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60134ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60136ms
Starting structural reductions in LTL mode, iteration 1 : 487/519 places, 903/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60534 ms. Remains : 487/519 places, 903/917 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 174 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-04 finished in 60759 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(G(p0)))'
Support contains 2 out of 519 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Graph (trivial) has 907 edges and 519 vertex of which 485 / 519 are part of one of the 92 SCC in 4 ms
Free SCC test removed 393 places
Ensure Unique test removed 809 transitions
Reduce isomorphic transitions removed 809 transitions.
Graph (complete) has 226 edges and 126 vertex of which 100 are kept as prefixes of interest. Removing 26 places using SCC suffix rule.1 ms
Discarding 26 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 100 transition count 107
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 99 transition count 107
Discarding 90 places :
Symmetric choice reduction at 2 with 90 rule applications. Total rules 94 place count 9 transition count 17
Iterating global reduction 2 with 90 rules applied. Total rules applied 184 place count 9 transition count 17
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 186 place count 9 transition count 15
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 187 place count 9 transition count 15
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 188 place count 8 transition count 14
Iterating global reduction 2 with 1 rules applied. Total rules applied 189 place count 8 transition count 14
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 190 place count 8 transition count 13
Applied a total of 190 rules in 16 ms. Remains 8 /519 variables (removed 511) and now considering 13/917 (removed 904) transitions.
[2026-05-24 10:01:55] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16561606283600978855.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6053391008166247777.kers'
[2026-05-24 10:01:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16561606283600978855.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6053391008166247777.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 8 rows 6 cols 16 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 10:01:55] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6053391008166247777.kers
Total runtime 0 ms.
[2026-05-24 10:01:55] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 10:01:55] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2026-05-24 10:01:55] [INFO ] Invariant cache hit.
[2026-05-24 10:01:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:01:55] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-24 10:01:55] [INFO ] Redundant transitions in 0 ms returned []
Running 12 sub problems to find dead transitions.
[2026-05-24 10:01:55] [INFO ] Flow matrix only has 9 transitions (discarded 4 similar events)
[2026-05-24 10:01:55] [INFO ] Invariant cache hit.
[2026-05-24 10:01:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (OVERLAPS) 1/17 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/17 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/17 variables, and 12 constraints, problems are : Problem set: 0 solved, 12 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 8/16 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 12/23 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/16 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 1/17 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/17 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 0/17 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/17 variables, and 24 constraints, problems are : Problem set: 0 solved, 12 unsolved in 133 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 258ms problems are : Problem set: 0 solved, 12 unsolved
Search for dead transitions found 0 dead transitions in 259ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/519 places, 13/917 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 323 ms. Remains : 8/519 places, 13/917 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 43 ms :[(NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-06 finished in 401 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((F(!p0) U ((X(p1)&&F(!p2))||X(G(p1))))))'
Support contains 6 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 495 transition count 917
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 489 transition count 905
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 489 transition count 905
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 489 transition count 903
Applied a total of 38 rules in 19 ms. Remains 489 /519 variables (removed 30) and now considering 903/917 (removed 14) transitions.
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10277248270556248783.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2968867486031223619.kers'
[2026-05-24 10:01:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10277248270556248783.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2968867486031223619.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 10:01:56] [INFO ] Computed 95 invariants in 3 ms
Computed 95 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-2968867486031223619.kers
Total runtime 4 ms.
[2026-05-24 10:01:56] [INFO ] Implicit Places using invariants in 92 ms returned []
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:01:56] [INFO ] Invariant cache hit.
[2026-05-24 10:01:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:01:56] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:01:56] [INFO ] Invariant cache hit.
[2026-05-24 10:01:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60148ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60150ms
Starting structural reductions in LTL mode, iteration 1 : 489/519 places, 903/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60517 ms. Remains : 489/519 places, 903/917 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((F(!p0) U (X(G(p1))||(X(p1)&&F(!p2))))))'
Stuttering acceptance computed with spot in 381 ms :[(NOT p1), (NOT p1), (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) p2), (AND p0 p2 (NOT p1)), p0, (AND p0 p2)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-09 finished in 60954 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((p1 U p2))))'
Support contains 6 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 495 transition count 917
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 31 place count 488 transition count 903
Iterating global reduction 1 with 7 rules applied. Total rules applied 38 place count 488 transition count 903
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 40 place count 488 transition count 901
Applied a total of 40 rules in 20 ms. Remains 488 /519 variables (removed 31) and now considering 901/917 (removed 16) transitions.
[2026-05-24 10:02:57] [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-11638043247688547968.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11457058290766827872.kers'
[2026-05-24 10:02:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11638043247688547968.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11457058290766827872.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 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 10:02:57] [INFO ] Computed 95 invariants in 2 ms
Computed 95 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11457058290766827872.kers
Total runtime 3 ms.
[2026-05-24 10:02:57] [INFO ] Implicit Places using invariants in 94 ms returned []
[2026-05-24 10:02:57] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 10:02:57] [INFO ] Invariant cache hit.
[2026-05-24 10:02:57] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:02:57] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 10:02:57] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 10:02:57] [INFO ] Invariant cache hit.
[2026-05-24 10:02:57] [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) 3/488 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 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) 3/488 variables, 3/95 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 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60150ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60152ms
Starting structural reductions in LTL mode, iteration 1 : 488/519 places, 901/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60508 ms. Remains : 488/519 places, 901/917 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((p1 U p2))))'
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p2), true]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-10
Entered a terminal (fully accepting) state of product in 3 steps with 1 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-10 finished in 60696 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((G(F(p0))||(F(p0)&&X(p1)&&F(!p2)))))'
Support contains 8 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 23 places and 0 transitions.
Iterating post reduction 0 with 23 rules applied. Total rules applied 23 place count 496 transition count 917
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 491 transition count 907
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 491 transition count 907
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 491 transition count 906
Applied a total of 34 rules in 21 ms. Remains 491 /519 variables (removed 28) and now considering 906/917 (removed 11) transitions.
[2026-05-24 10:03:57] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8978874736304860706.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12557075550662291132.kers'
[2026-05-24 10:03:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8978874736304860706.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12557075550662291132.kers]
Normalized transition count is 704 out of 705 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 1 ms.
// Phase 1: matrix 704 rows 487 cols 1499 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 10:03:57] [INFO ] Computed 96 invariants in 7 ms
Computed 96 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-12557075550662291132.kers
Total runtime 9 ms.
[2026-05-24 10:03:58] [INFO ] Implicit Places using invariants in 109 ms returned []
[2026-05-24 10:03:58] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 10:03:58] [INFO ] Invariant cache hit.
[2026-05-24 10:03:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:03:58] [INFO ] Implicit Places using invariants and state equation in 256 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
Running 905 sub problems to find dead transitions.
[2026-05-24 10:03:58] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 10:03:58] [INFO ] Invariant cache hit.
[2026-05-24 10:03:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 4/491 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 491/1196 variables, and 96 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 96/96 constraints, State Equation: 0/491 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 905/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 905 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 4/491 variables, 4/96 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 491/1196 variables, and 96 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 96/96 constraints, State Equation: 0/491 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 0 solved, 905 unsolved
Search for dead transitions found 0 dead transitions in 60137ms
Starting structural reductions in LTL mode, iteration 1 : 491/519 places, 906/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60531 ms. Remains : 491/519 places, 906/917 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(F(p0))||(F(p0)&&X(p1)&&F(p2)))))'
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-12 finished in 60763 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((G(p0) U p1)))'
Support contains 4 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 494 transition count 917
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 31 place count 488 transition count 905
Iterating global reduction 1 with 6 rules applied. Total rules applied 37 place count 488 transition count 905
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 39 place count 488 transition count 903
Applied a total of 39 rules in 23 ms. Remains 488 /519 variables (removed 31) and now considering 903/917 (removed 14) transitions.
[2026-05-24 10:04:58] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1891925762095038116.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2552437726742312320.kers'
[2026-05-24 10:04:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1891925762095038116.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2552437726742312320.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 10:04:58] [INFO ] Computed 94 invariants in 2 ms
Computed 94 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-2552437726742312320.kers
Total runtime 4 ms.
[2026-05-24 10:04:58] [INFO ] Implicit Places using invariants in 91 ms returned []
[2026-05-24 10:04:58] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:04:58] [INFO ] Invariant cache hit.
[2026-05-24 10:04:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:04:59] [INFO ] Implicit Places using invariants and state equation in 251 ms returned []
Implicit Place search using SMT with State Equation took 344 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 10:04:59] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:04:59] [INFO ] Invariant cache hit.
[2026-05-24 10:04:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 2/488 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 488/1191 variables, and 94 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 94/94 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 2/488 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/1191 variables, and 94 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 94/94 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60145ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60146ms
Starting structural reductions in LTL mode, iteration 1 : 488/519 places, 903/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60516 ms. Remains : 488/519 places, 903/917 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((G(p0) U p1)))'
Stuttering acceptance computed with spot in 140 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-14
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-14 finished in 60692 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(p0) U p1) U (G(p2)||X(!p3))))'
Support contains 7 out of 519 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 519/519 places, 917/917 transitions.
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 495 transition count 917
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 489 transition count 905
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 489 transition count 905
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 38 place count 489 transition count 903
Applied a total of 38 rules in 21 ms. Remains 489 /519 variables (removed 30) and now considering 903/917 (removed 14) transitions.
[2026-05-24 10:05:59] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11114608434124416108.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14859062108320877361.kers'
[2026-05-24 10:05:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11114608434124416108.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14859062108320877361.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 10:05:59] [INFO ] Computed 95 invariants in 2 ms
Computed 95 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14859062108320877361.kers
Total runtime 2 ms.
[2026-05-24 10:05:59] [INFO ] Implicit Places using invariants in 93 ms returned []
[2026-05-24 10:05:59] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:05:59] [INFO ] Invariant cache hit.
[2026-05-24 10:05:59] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:05:59] [INFO ] Implicit Places using invariants and state equation in 248 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 10:05:59] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:05:59] [INFO ] Invariant cache hit.
[2026-05-24 10:05:59] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60146ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Starting structural reductions in LTL mode, iteration 1 : 489/519 places, 903/917 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60513 ms. Remains : 489/519 places, 903/917 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(p0) U p1) U (G(p2)||X(!p3))))'
Stuttering acceptance computed with spot in 469 ms :[(AND (NOT p2) p3), p3, (OR (AND (NOT p0) p3) (AND (NOT p1) p3)), (AND (NOT p2) p3), (AND (NOT p2) p3), (OR (AND (NOT p0) (NOT p2) p3) (AND (NOT p1) (NOT p2) p3)), true, (NOT p0), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p2)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : DLCflexbar-PT-6a-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA DLCflexbar-PT-6a-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCflexbar-PT-6a-LTLFireability-15 finished in 61046 ms.
All properties solved by simple procedures.
Total runtime 576449 ms.

BK_STOP 1779617220492

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DLCflexbar-PT-6a"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-6a, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695600460"
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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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