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-177955695700732.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 DLCshifumi-PT-5a, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695700732
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.3M
-rw-r--r-- 1 mcc users 7.5K Mar 6 17:43 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K Mar 6 17:43 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Mar 6 17:40 CTLFireability.txt
-rw-r--r-- 1 mcc users 33K Mar 6 17:40 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 3.5K Mar 15 09:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 09:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K Mar 6 17:49 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K Mar 6 17:49 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 17:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K Mar 6 17:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:30 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 3.9M 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 DLCshifumi-PT-5a-LTLFireability-00
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-01
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-02
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-03
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-04
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-05
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-06
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-07
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-08
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-09
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-10
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-11
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-12
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-13
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-14
FORMULA_NAME DLCshifumi-PT-5a-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779658191387

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCshifumi-PT-5a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 21:29:52] [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 21:29:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 21:29:53] [INFO ] Load time of PNML (sax parser for PT used): 420 ms
[2026-05-24 21:29:53] [INFO ] Transformed 2162 places.
[2026-05-24 21:29:53] [INFO ] Transformed 14865 transitions.
[2026-05-24 21:29:53] [INFO ] Found NUPN structural information;
[2026-05-24 21:29:53] [INFO ] Parsed PT model containing 2162 places and 14865 transitions and 57457 arcs in 567 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 1757 transitions
Reduce redundant transitions removed 1757 transitions.
FORMULA DLCshifumi-PT-5a-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-5a-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DLCshifumi-PT-5a-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 53 out of 2162 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2162/2162 places, 13108/13108 transitions.
Discarding 248 places :
Symmetric choice reduction at 0 with 248 rule applications. Total rules 248 place count 1914 transition count 11005
Iterating global reduction 0 with 248 rules applied. Total rules applied 496 place count 1914 transition count 11005
Ensure Unique test removed 120 transitions
Reduce isomorphic transitions removed 120 transitions.
Iterating post reduction 0 with 120 rules applied. Total rules applied 616 place count 1914 transition count 10885
Drop transitions (Redundant composition of simpler transitions.) removed 3770 transitions
Redundant transition composition rules discarded 3770 transitions
Iterating global reduction 1 with 3770 rules applied. Total rules applied 4386 place count 1914 transition count 7115
Applied a total of 4386 rules in 1026 ms. Remains 1914 /2162 variables (removed 248) and now considering 7115/13108 (removed 5993) transitions.
[2026-05-24 21:29:54] [INFO ] Flow matrix only has 944 transitions (discarded 6171 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5582030921050253563.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13497513888707690556.kers'
[2026-05-24 21:29:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5582030921050253563.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13497513888707690556.kers]
Normalized transition count is 943 out of 944 initially.
Culling duplicate invariants (modulo rational): removing 1250 columns.
Culled 1250 columns in 1 ms.
// Phase 1: matrix 943 rows 664 cols 2013 entries
Finished phase 1 with 536 SingleSign rule and 0 generalized
[2026-05-24 21:29:54] [INFO ] Computed 1378 invariants in 4 ms
Computed 1378 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-13497513888707690556.kers
Total runtime 6 ms.
[2026-05-24 21:30:10] [INFO ] Implicit Places using invariants in 16215 ms returned [664, 665, 666, 667, 668, 669, 670, 671, 672, 673, 674, 675, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 694, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 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, 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, 841, 842, 843, 844, 845, 846, 847, 848, 849, 850, 851, 852, 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, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 946, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 962, 963, 964, 965, 966, 967, 968, 969, 970, 971, 972, 973, 974, 975, 976, 977, 978, 979, 980, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 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, 1090, 1091, 1092, 1093, 1094, 1095, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1121, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1129, 1130, 1131, 1132, 1133, 1134, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1155, 1156, 1157, 1158, 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, 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, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1243, 1244, 1245, 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, 1303, 1304, 1305, 1306, 1307, 1308, 1309, 1310, 1311, 1312, 1313, 1314, 1315, 1316, 1317, 1318, 1319, 1320, 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, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1382, 1383, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 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, 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, 1460, 1461, 1462, 1463, 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, 1527, 1528, 1529, 1530, 1531, 1532, 1533, 1534, 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, 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, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1666, 1667, 1668, 1669, 1670, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1680, 1682, 1683, 1684, 1685, 1686, 1687, 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, 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, 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, 1855, 1856, 1857, 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, 1892, 1893, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913]
Discarding 1221 places :
Ensure Unique test removed 5724 transitions
Reduce isomorphic transitions removed 5724 transitions.
Implicit Place search using SMT only with invariants took 16292 ms to find 1221 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 693/2162 places, 1391/13108 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 174 transitions
Redundant transition composition rules discarded 174 transitions
Iterating global reduction 0 with 174 rules applied. Total rules applied 174 place count 693 transition count 1217
Applied a total of 174 rules in 52 ms. Remains 693 /693 variables (removed 0) and now considering 1217/1391 (removed 174) transitions.
[2026-05-24 21:30:10] [INFO ] Flow matrix only has 944 transitions (discarded 273 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15853768697711486758.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18157457060413549410.kers'
[2026-05-24 21:30:10] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15853768697711486758.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18157457060413549410.kers]
Normalized transition count is 943 out of 944 initially.
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 1 ms.
// Phase 1: matrix 943 rows 664 cols 2013 entries
Finished phase 1 with 536 SingleSign rule and 0 generalized
[2026-05-24 21:30:10] [INFO ] Computed 157 invariants in 5 ms
Computed 157 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-18157457060413549410.kers
Total runtime 6 ms.
[2026-05-24 21:30:10] [INFO ] Implicit Places using invariants in 127 ms returned []
[2026-05-24 21:30:10] [INFO ] Flow matrix only has 944 transitions (discarded 273 similar events)
[2026-05-24 21:30:10] [INFO ] Invariant cache hit.
[2026-05-24 21:30:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:30:11] [INFO ] Implicit Places using invariants and state equation in 331 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 693/2162 places, 1217/13108 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 17848 ms. Remains : 693/2162 places, 1217/13108 transitions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Applied a total of 0 rules in 9 ms. Remains 693 /693 variables (removed 0) and now considering 1217/1217 (removed 0) transitions.
[2026-05-24 21:30:11] [INFO ] Flow matrix only has 944 transitions (discarded 273 similar events)
[2026-05-24 21:30:11] [INFO ] Invariant cache hit.
[2026-05-24 21:30:11] [INFO ] Implicit Places using invariants in 95 ms returned []
[2026-05-24 21:30:11] [INFO ] Flow matrix only has 944 transitions (discarded 273 similar events)
[2026-05-24 21:30:11] [INFO ] Invariant cache hit.
[2026-05-24 21:30:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:30:11] [INFO ] Implicit Places using invariants and state equation in 322 ms returned []
Implicit Place search using SMT with State Equation took 419 ms to find 0 implicit places.
Running 1216 sub problems to find dead transitions.
[2026-05-24 21:30:11] [INFO ] Flow matrix only has 944 transitions (discarded 273 similar events)
[2026-05-24 21:30:11] [INFO ] Invariant cache hit.
[2026-05-24 21:30:11] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (OVERLAPS) 1/664 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 664/1637 variables, and 128 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 128/157 constraints, State Equation: 0/693 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1216/1216 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1216 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
At refinement iteration 1 (OVERLAPS) 1/664 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1216 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 664/1637 variables, and 128 constraints, problems are : Problem set: 0 solved, 1216 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 128/157 constraints, State Equation: 0/693 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1216 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60370ms problems are : Problem set: 0 solved, 1216 unsolved
Search for dead transitions found 0 dead transitions in 60387ms
Finished structural reductions in LTL mode , in 1 iterations and 60841 ms. Remains : 693/693 places, 1217/1217 transitions.
Support contains 53 out of 693 places after structural reductions.
[2026-05-24 21:31:12] [INFO ] Flatten gal took : 104 ms
[2026-05-24 21:31:12] [INFO ] Flatten gal took : 41 ms
[2026-05-24 21:31:12] [INFO ] Input system was already deterministic with 1217 transitions.
RANDOM walk for 24320 steps (4 resets) in 2430 ms. (10 steps per ms) remains 0/29 properties
FORMULA DLCshifumi-PT-5a-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 30 stabilizing places and 1 stable transitions
Graph (complete) has 1373 edges and 693 vertex of which 664 are kept as prefixes of interest. Removing 29 places using SCC suffix rule.12 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((p0&&G(p1))))'
Support contains 5 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 666 transition count 1217
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 34 place count 659 transition count 1203
Iterating global reduction 1 with 7 rules applied. Total rules applied 41 place count 659 transition count 1203
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 44 place count 659 transition count 1200
Applied a total of 44 rules in 44 ms. Remains 659 /693 variables (removed 34) and now considering 1200/1217 (removed 17) transitions.
[2026-05-24 21:31:14] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11367454753429727739.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5315794812987255850.kers'
[2026-05-24 21:31:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11367454753429727739.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5315794812987255850.kers]
Normalized transition count is 933 out of 934 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 933 rows 657 cols 1993 entries
Finished phase 1 with 529 SingleSign rule and 0 generalized
[2026-05-24 21:31:14] [INFO ] Computed 130 invariants in 7 ms
Computed 130 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-5315794812987255850.kers
Total runtime 9 ms.
[2026-05-24 21:31:14] [INFO ] Implicit Places using invariants in 109 ms returned []
[2026-05-24 21:31:14] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:31:14] [INFO ] Invariant cache hit.
[2026-05-24 21:31:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:31:14] [INFO ] Implicit Places using invariants and state equation in 270 ms returned []
Implicit Place search using SMT with State Equation took 384 ms to find 0 implicit places.
Running 1199 sub problems to find dead transitions.
[2026-05-24 21:31:14] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:31:14] [INFO ] Invariant cache hit.
[2026-05-24 21:31:14] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1199/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1199 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60286ms problems are : Problem set: 0 solved, 1199 unsolved
Search for dead transitions found 0 dead transitions in 60289ms
Starting structural reductions in LTL mode, iteration 1 : 659/693 places, 1200/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60723 ms. Remains : 659/693 places, 1200/1217 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)&&p1)))'
Stuttering acceptance computed with spot in 269 ms :[true, (OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-00 finished in 61098 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 U (F(p1)&&G(p2))))))'
Support contains 6 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 667 transition count 1217
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 659 transition count 1201
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 659 transition count 1201
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 45 place count 659 transition count 1198
Applied a total of 45 rules in 46 ms. Remains 659 /693 variables (removed 34) and now considering 1198/1217 (removed 19) transitions.
[2026-05-24 21:32:15] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6289933740151518790.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10773678164043808265.kers'
[2026-05-24 21:32:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6289933740151518790.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10773678164043808265.kers]
Normalized transition count is 932 out of 933 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 932 rows 656 cols 1991 entries
Finished phase 1 with 528 SingleSign rule and 0 generalized
[2026-05-24 21:32:15] [INFO ] Computed 131 invariants in 2 ms
Computed 131 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-10773678164043808265.kers
Total runtime 3 ms.
[2026-05-24 21:32:15] [INFO ] Implicit Places using invariants in 137 ms returned []
[2026-05-24 21:32:15] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
[2026-05-24 21:32:15] [INFO ] Invariant cache hit.
[2026-05-24 21:32:15] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:32:15] [INFO ] Implicit Places using invariants and state equation in 310 ms returned []
Implicit Place search using SMT with State Equation took 450 ms to find 0 implicit places.
Running 1197 sub problems to find dead transitions.
[2026-05-24 21:32:15] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
[2026-05-24 21:32:15] [INFO ] Invariant cache hit.
[2026-05-24 21:32:15] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/655 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
At refinement iteration 1 (OVERLAPS) 1/656 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 656/1592 variables, and 128 constraints, problems are : Problem set: 0 solved, 1197 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1197/1197 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1197 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/655 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
At refinement iteration 1 (OVERLAPS) 1/656 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 656/1592 variables, and 128 constraints, problems are : Problem set: 0 solved, 1197 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1197 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60233ms problems are : Problem set: 0 solved, 1197 unsolved
Search for dead transitions found 0 dead transitions in 60235ms
Starting structural reductions in LTL mode, iteration 1 : 659/693 places, 1198/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60735 ms. Remains : 659/693 places, 1198/1217 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 U (F(p1)&&G(p2))))))'
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), (OR (NOT p2) (NOT p1)), true, (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-01 finished in 61008 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Graph (trivial) has 1209 edges and 693 vertex of which 658 / 693 are part of one of the 128 SCC in 4 ms
Free SCC test removed 530 places
Ensure Unique test removed 1076 transitions
Reduce isomorphic transitions removed 1076 transitions.
Graph (complete) has 297 edges and 163 vertex of which 136 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.1 ms
Discarding 27 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 136 transition count 140
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 135 transition count 140
Discarding 125 places :
Symmetric choice reduction at 2 with 125 rule applications. Total rules 129 place count 10 transition count 15
Iterating global reduction 2 with 125 rules applied. Total rules applied 254 place count 10 transition count 15
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 255 place count 10 transition count 14
Applied a total of 255 rules in 21 ms. Remains 10 /693 variables (removed 683) and now considering 14/1217 (removed 1203) transitions.
[2026-05-24 21:33:16] [INFO ] Flow matrix only has 9 transitions (discarded 5 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14882839072183668527.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8383722002914833876.kers'
[2026-05-24 21:33:16] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14882839072183668527.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8383722002914833876.kers]
Normalized transition count is 8 out of 9 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 8 rows 7 cols 17 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 21:33:16] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8383722002914833876.kers
Total runtime 0 ms.
[2026-05-24 21:33:16] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 21:33:16] [INFO ] Flow matrix only has 9 transitions (discarded 5 similar events)
[2026-05-24 21:33:16] [INFO ] Invariant cache hit.
[2026-05-24 21:33:16] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:33:16] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2026-05-24 21:33:16] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2026-05-24 21:33:16] [INFO ] Flow matrix only has 9 transitions (discarded 5 similar events)
[2026-05-24 21:33:16] [INFO ] Invariant cache hit.
[2026-05-24 21:33:16] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 1/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 2/10 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 1/19 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/19 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 0/19 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 16 constraints, problems are : Problem set: 0 solved, 13 unsolved in 163 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 1/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 2/10 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 8/18 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 13/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 1/19 variables, 1/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/19 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 0/19 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 29 constraints, problems are : Problem set: 0 solved, 13 unsolved in 148 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 325ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 325ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/693 places, 14/1217 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 389 ms. Remains : 10/693 places, 14/1217 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 1171 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-02
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-02 finished in 1581 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 4 out of 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Graph (trivial) has 1204 edges and 693 vertex of which 653 / 693 are part of one of the 126 SCC in 4 ms
Free SCC test removed 527 places
Ensure Unique test removed 1072 transitions
Reduce isomorphic transitions removed 1072 transitions.
Graph (complete) has 301 edges and 166 vertex of which 139 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.1 ms
Discarding 27 places :
Also discarding 0 output transitions
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 6 place count 139 transition count 141
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 135 transition count 139
Discarding 125 places :
Symmetric choice reduction at 2 with 125 rule applications. Total rules 137 place count 10 transition count 14
Iterating global reduction 2 with 125 rules applied. Total rules applied 262 place count 10 transition count 14
Applied a total of 262 rules in 17 ms. Remains 10 /693 variables (removed 683) and now considering 14/1217 (removed 1203) transitions.
[2026-05-24 21:33:17] [INFO ] Flow matrix only has 10 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-17196910586208222586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17661912911446896287.kers'
[2026-05-24 21:33:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17196910586208222586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17661912911446896287.kers]
Normalized transition count is 9 out of 10 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 9 rows 7 cols 19 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 21:33:17] [INFO ] Computed 5 invariants in 0 ms
Computed 5 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17661912911446896287.kers
Total runtime 0 ms.
[2026-05-24 21:33:17] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 21:33:17] [INFO ] Flow matrix only has 10 transitions (discarded 4 similar events)
[2026-05-24 21:33:17] [INFO ] Invariant cache hit.
[2026-05-24 21:33:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:33:17] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
[2026-05-24 21:33:17] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/693 places, 14/1217 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66 ms. Remains : 10/693 places, 14/1217 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 28 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 129 ms.
Product exploration explored 100000 steps with 50000 reset in 86 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 18 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 3 factoid took 13 ms. Proved property starting from automaton with 1 states, 1 edges and 1 AP (stutter insensitive
Knowledge-based reduction took 17 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-5a-LTLFireability-03 finished in 356 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' '!(((!p0 U X(X(p1))) U X(p2)))'
Support contains 8 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 25 places and 0 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 25 place count 668 transition count 1217
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 33 place count 660 transition count 1201
Iterating global reduction 1 with 8 rules applied. Total rules applied 41 place count 660 transition count 1201
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 44 place count 660 transition count 1198
Applied a total of 44 rules in 24 ms. Remains 660 /693 variables (removed 33) and now considering 1198/1217 (removed 19) transitions.
[2026-05-24 21:33:18] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4312813110359242916.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-949566752564883243.kers'
[2026-05-24 21:33:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4312813110359242916.kers, --Pflows, --basisKERS=/tmp/petrispot-output-949566752564883243.kers]
Normalized transition count is 932 out of 933 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 932 rows 656 cols 1991 entries
Finished phase 1 with 528 SingleSign rule and 0 generalized
[2026-05-24 21:33:18] [INFO ] Computed 132 invariants in 2 ms
Computed 132 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-949566752564883243.kers
Total runtime 3 ms.
[2026-05-24 21:33:18] [INFO ] Implicit Places using invariants in 105 ms returned []
[2026-05-24 21:33:18] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
[2026-05-24 21:33:18] [INFO ] Invariant cache hit.
[2026-05-24 21:33:18] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:33:18] [INFO ] Implicit Places using invariants and state equation in 288 ms returned []
Implicit Place search using SMT with State Equation took 414 ms to find 0 implicit places.
Running 1197 sub problems to find dead transitions.
[2026-05-24 21:33:18] [INFO ] Flow matrix only has 933 transitions (discarded 265 similar events)
[2026-05-24 21:33:18] [INFO ] Invariant cache hit.
[2026-05-24 21:33:18] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/655 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
At refinement iteration 1 (OVERLAPS) 1/656 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 656/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1197 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 128/132 constraints, State Equation: 0/660 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1197/1197 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1197 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/655 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
At refinement iteration 1 (OVERLAPS) 1/656 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1197 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 656/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1197 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 128/132 constraints, State Equation: 0/660 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1197 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60221ms problems are : Problem set: 0 solved, 1197 unsolved
Search for dead transitions found 0 dead transitions in 60223ms
Starting structural reductions in LTL mode, iteration 1 : 660/693 places, 1198/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60665 ms. Remains : 660/693 places, 1198/1217 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' '!(((!p0 U X(X(p1))) U X(p2)))'
Stuttering acceptance computed with spot in 324 ms :[(NOT p2), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-04
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-04 finished in 61036 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' '!((!p0 U (X(p1)&&F(!p2))))'
Support contains 6 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 667 transition count 1217
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 661 transition count 1205
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 661 transition count 1205
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 661 transition count 1203
Applied a total of 40 rules in 30 ms. Remains 661 /693 variables (removed 32) and now considering 1203/1217 (removed 14) transitions.
[2026-05-24 21:34:19] [INFO ] Flow matrix only has 936 transitions (discarded 267 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1544111422893811797.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3200481568263017094.kers'
[2026-05-24 21:34:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1544111422893811797.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3200481568263017094.kers]
Normalized transition count is 935 out of 936 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 935 rows 658 cols 1997 entries
Finished phase 1 with 530 SingleSign rule and 0 generalized
[2026-05-24 21:34:19] [INFO ] Computed 131 invariants in 4 ms
Computed 131 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-3200481568263017094.kers
Total runtime 6 ms.
[2026-05-24 21:34:19] [INFO ] Implicit Places using invariants in 102 ms returned []
[2026-05-24 21:34:19] [INFO ] Flow matrix only has 936 transitions (discarded 267 similar events)
[2026-05-24 21:34:19] [INFO ] Invariant cache hit.
[2026-05-24 21:34:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:34:19] [INFO ] Implicit Places using invariants and state equation in 277 ms returned []
Implicit Place search using SMT with State Equation took 382 ms to find 0 implicit places.
Running 1202 sub problems to find dead transitions.
[2026-05-24 21:34:19] [INFO ] Flow matrix only has 936 transitions (discarded 267 similar events)
[2026-05-24 21:34:19] [INFO ] Invariant cache hit.
[2026-05-24 21:34:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1202 unsolved
At refinement iteration 1 (OVERLAPS) 1/658 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1202 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 658/1597 variables, and 128 constraints, problems are : Problem set: 0 solved, 1202 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/661 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1202/1202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1202 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1202 unsolved
At refinement iteration 1 (OVERLAPS) 1/658 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1202 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 658/1597 variables, and 128 constraints, problems are : Problem set: 0 solved, 1202 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/661 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1202 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60190ms problems are : Problem set: 0 solved, 1202 unsolved
Search for dead transitions found 0 dead transitions in 60193ms
Starting structural reductions in LTL mode, iteration 1 : 661/693 places, 1203/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60611 ms. Remains : 661/693 places, 1203/1217 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' '!((!p0 U (X(p1)&&F(!p2))))'
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p1) p2), (NOT p1), p2, (NOT p1), true]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-05
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-05 finished in 60849 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)))'
Support contains 2 out of 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Graph (trivial) has 1212 edges and 693 vertex of which 659 / 693 are part of one of the 128 SCC in 5 ms
Free SCC test removed 531 places
Ensure Unique test removed 1079 transitions
Reduce isomorphic transitions removed 1079 transitions.
Graph (complete) has 294 edges and 162 vertex of which 134 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.1 ms
Discarding 28 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 134 transition count 137
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 4 place count 133 transition count 137
Discarding 126 places :
Symmetric choice reduction at 2 with 126 rule applications. Total rules 130 place count 7 transition count 11
Iterating global reduction 2 with 126 rules applied. Total rules applied 256 place count 7 transition count 11
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 257 place count 7 transition count 10
Applied a total of 257 rules in 15 ms. Remains 7 /693 variables (removed 686) and now considering 10/1217 (removed 1207) transitions.
[2026-05-24 21:35:19] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5085882703451649615.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1759839402349782959.kers'
[2026-05-24 21:35:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5085882703451649615.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1759839402349782959.kers]
Normalized transition count is 6 out of 7 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 6 rows 5 cols 12 entries
Finished phase 1 with 4 SingleSign rule and 0 generalized
[2026-05-24 21:35:19] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1759839402349782959.kers
Total runtime 0 ms.
[2026-05-24 21:35:19] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 21:35:19] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 21:35:19] [INFO ] Invariant cache hit.
[2026-05-24 21:35:19] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:35:19] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2026-05-24 21:35:19] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2026-05-24 21:35:19] [INFO ] Flow matrix only has 7 transitions (discarded 3 similar events)
[2026-05-24 21:35:19] [INFO ] Invariant cache hit.
[2026-05-24 21:35:19] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/14 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 9 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 6/13 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13 variables, 9/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 1/14 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/14 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/14 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 91 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 7/7 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 187ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 187ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/693 places, 10/1217 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 263 ms. Remains : 7/693 places, 10/1217 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)))'
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-06
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-06 finished in 364 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((F(p0) U p1))||X(X(p2))))&&F(p1)))'
Support contains 6 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 667 transition count 1217
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 661 transition count 1205
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 661 transition count 1205
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 39 place count 661 transition count 1204
Applied a total of 39 rules in 28 ms. Remains 661 /693 variables (removed 32) and now considering 1204/1217 (removed 13) transitions.
[2026-05-24 21:35:20] [INFO ] Flow matrix only has 937 transitions (discarded 267 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1891738463811953996.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18015587310410688937.kers'
[2026-05-24 21:35:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1891738463811953996.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18015587310410688937.kers]
Normalized transition count is 936 out of 937 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 936 rows 658 cols 1999 entries
Finished phase 1 with 530 SingleSign rule and 0 generalized
[2026-05-24 21:35:20] [INFO ] Computed 131 invariants in 2 ms
Computed 131 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-18015587310410688937.kers
Total runtime 3 ms.
[2026-05-24 21:35:20] [INFO ] Implicit Places using invariants in 107 ms returned []
[2026-05-24 21:35:20] [INFO ] Flow matrix only has 937 transitions (discarded 267 similar events)
[2026-05-24 21:35:20] [INFO ] Invariant cache hit.
[2026-05-24 21:35:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:35:20] [INFO ] Implicit Places using invariants and state equation in 317 ms returned []
Implicit Place search using SMT with State Equation took 426 ms to find 0 implicit places.
Running 1203 sub problems to find dead transitions.
[2026-05-24 21:35:20] [INFO ] Flow matrix only has 937 transitions (discarded 267 similar events)
[2026-05-24 21:35:20] [INFO ] Invariant cache hit.
[2026-05-24 21:35:20] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 1 (OVERLAPS) 1/658 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 658/1598 variables, and 128 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/661 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1203/1203 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1203 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
At refinement iteration 1 (OVERLAPS) 1/658 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1203 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 658/1598 variables, and 128 constraints, problems are : Problem set: 0 solved, 1203 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/661 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1203 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60197ms problems are : Problem set: 0 solved, 1203 unsolved
Search for dead transitions found 0 dead transitions in 60200ms
Starting structural reductions in LTL mode, iteration 1 : 661/693 places, 1204/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60658 ms. Remains : 661/693 places, 1204/1217 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((F(p0) U p1))||X(X(p2))))&&F(p1)))'
Stuttering acceptance computed with spot in 383 ms :[(NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND p1 (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-07
Stuttering criterion allowed to conclude after 4 steps with 1 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-07 finished in 61092 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(F(!(X(X(X(p0))) U (F(p1) U !p0))))))'
Support contains 4 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 666 transition count 1217
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 34 place count 659 transition count 1203
Iterating global reduction 1 with 7 rules applied. Total rules applied 41 place count 659 transition count 1203
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 44 place count 659 transition count 1200
Applied a total of 44 rules in 23 ms. Remains 659 /693 variables (removed 34) and now considering 1200/1217 (removed 17) transitions.
[2026-05-24 21:36:21] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6722368523129510415.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1687694985857281103.kers'
[2026-05-24 21:36:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6722368523129510415.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1687694985857281103.kers]
Normalized transition count is 933 out of 934 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 933 rows 657 cols 1993 entries
Finished phase 1 with 529 SingleSign rule and 0 generalized
[2026-05-24 21:36:21] [INFO ] Computed 130 invariants in 7 ms
Computed 130 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-1687694985857281103.kers
Total runtime 8 ms.
[2026-05-24 21:36:21] [INFO ] Implicit Places using invariants in 124 ms returned []
[2026-05-24 21:36:21] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:36:21] [INFO ] Invariant cache hit.
[2026-05-24 21:36:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:36:21] [INFO ] Implicit Places using invariants and state equation in 304 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Running 1199 sub problems to find dead transitions.
[2026-05-24 21:36:21] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:36:21] [INFO ] Invariant cache hit.
[2026-05-24 21:36:21] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1199/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1199 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60196ms problems are : Problem set: 0 solved, 1199 unsolved
Search for dead transitions found 0 dead transitions in 60197ms
Starting structural reductions in LTL mode, iteration 1 : 659/693 places, 1200/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60658 ms. Remains : 659/693 places, 1200/1217 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(F(!(X(X(X(p0))) U (F(p1) U !p0))))))'
Stuttering acceptance computed with spot in 955 ms :[(NOT p0), (NOT p0), false, (AND (NOT p0) p1), (NOT p0), false, false, false, false, (AND (NOT p0) p1), false, false, false, false, false, false, false, false, false, false, false, false]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-08 finished in 61695 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 693 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Graph (trivial) has 1210 edges and 693 vertex of which 658 / 693 are part of one of the 127 SCC in 4 ms
Free SCC test removed 531 places
Ensure Unique test removed 1080 transitions
Reduce isomorphic transitions removed 1080 transitions.
Graph (complete) has 293 edges and 162 vertex of which 134 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.1 ms
Discarding 28 places :
Also discarding 0 output transitions
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 134 transition count 135
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 132 transition count 134
Discarding 126 places :
Symmetric choice reduction at 2 with 126 rule applications. Total rules 133 place count 6 transition count 8
Iterating global reduction 2 with 126 rules applied. Total rules applied 259 place count 6 transition count 8
Applied a total of 259 rules in 15 ms. Remains 6 /693 variables (removed 687) and now considering 8/1217 (removed 1209) transitions.
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10482641974172800789.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13887557038267564899.kers'
[2026-05-24 21:37:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10482641974172800789.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13887557038267564899.kers]
Normalized transition count is 5 out of 6 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 5 rows 4 cols 10 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 21:37:23] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13887557038267564899.kers
Total runtime 1 ms.
[2026-05-24 21:37:23] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2026-05-24 21:37:23] [INFO ] Invariant cache hit.
[2026-05-24 21:37:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:37:23] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2026-05-24 21:37:23] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2026-05-24 21:37:23] [INFO ] Invariant cache hit.
[2026-05-24 21:37:23] [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, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 5/11 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 1/12 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 10 constraints, problems are : Problem set: 0 solved, 7 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 5/11 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/11 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 1/12 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 0/12 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 17 constraints, problems are : Problem set: 0 solved, 7 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 6/6 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 141ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 141ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/693 places, 8/1217 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 218 ms. Remains : 6/693 places, 8/1217 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 31 ms :[(NOT p0)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DLCshifumi-PT-5a-LTLFireability-11 finished in 278 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 (G(p1) U (!p1 U X(!p2)))))'
Support contains 5 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 666 transition count 1217
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 34 place count 659 transition count 1203
Iterating global reduction 1 with 7 rules applied. Total rules applied 41 place count 659 transition count 1203
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 44 place count 659 transition count 1200
Applied a total of 44 rules in 32 ms. Remains 659 /693 variables (removed 34) and now considering 1200/1217 (removed 17) transitions.
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11670647939126134208.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2257478751011167466.kers'
[2026-05-24 21:37:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11670647939126134208.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2257478751011167466.kers]
Normalized transition count is 933 out of 934 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 1 ms.
// Phase 1: matrix 933 rows 657 cols 1993 entries
Finished phase 1 with 529 SingleSign rule and 0 generalized
[2026-05-24 21:37:23] [INFO ] Computed 130 invariants in 6 ms
Computed 130 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-2257478751011167466.kers
Total runtime 9 ms.
[2026-05-24 21:37:23] [INFO ] Implicit Places using invariants in 107 ms returned []
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:37:23] [INFO ] Invariant cache hit.
[2026-05-24 21:37:23] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:37:23] [INFO ] Implicit Places using invariants and state equation in 279 ms returned []
Implicit Place search using SMT with State Equation took 388 ms to find 0 implicit places.
Running 1199 sub problems to find dead transitions.
[2026-05-24 21:37:23] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:37:23] [INFO ] Invariant cache hit.
[2026-05-24 21:37:23] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1199/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1199 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1593 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 128/130 constraints, State Equation: 0/659 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60202ms problems are : Problem set: 0 solved, 1199 unsolved
Search for dead transitions found 0 dead transitions in 60204ms
Starting structural reductions in LTL mode, iteration 1 : 659/693 places, 1200/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60628 ms. Remains : 659/693 places, 1200/1217 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 (G(p1) U (!p1 U X(!p2)))))'
Stuttering acceptance computed with spot in 332 ms :[p2, (AND (NOT p0) p1 p2), p2, (AND (NOT p0) (NOT p1) p2), (AND (NOT p0) p1 p2), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 1300 ms.
Product exploration explored 100000 steps with 50000 reset in 1310 ms.
Computed a total of 3 stabilizing places and 1 stable transitions
Graph (complete) has 1329 edges and 659 vertex of which 657 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.5 ms
Computed a total of 3 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 10 factoid took 10 ms. Proved property starting from automaton with 7 states, 13 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 21 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-5a-LTLFireability-12 finished in 63639 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)&&(G(p2)||p1))))'
Support contains 6 out of 693 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 693/693 places, 1217/1217 transitions.
Reduce places removed 26 places and 0 transitions.
Iterating post reduction 0 with 26 rules applied. Total rules applied 26 place count 667 transition count 1217
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 33 place count 660 transition count 1203
Iterating global reduction 1 with 7 rules applied. Total rules applied 40 place count 660 transition count 1203
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 43 place count 660 transition count 1200
Applied a total of 43 rules in 27 ms. Remains 660 /693 variables (removed 33) and now considering 1200/1217 (removed 17) transitions.
[2026-05-24 21:38:27] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6644107672827758801.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9458169879130904007.kers'
[2026-05-24 21:38:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6644107672827758801.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9458169879130904007.kers]
Normalized transition count is 933 out of 934 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 2 ms.
// Phase 1: matrix 933 rows 657 cols 1993 entries
Finished phase 1 with 529 SingleSign rule and 0 generalized
[2026-05-24 21:38:27] [INFO ] Computed 131 invariants in 9 ms
Computed 131 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-9458169879130904007.kers
Total runtime 11 ms.
[2026-05-24 21:38:27] [INFO ] Implicit Places using invariants in 120 ms returned []
[2026-05-24 21:38:27] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:38:27] [INFO ] Invariant cache hit.
[2026-05-24 21:38:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 21:38:27] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
Running 1199 sub problems to find dead transitions.
[2026-05-24 21:38:27] [INFO ] Flow matrix only has 934 transitions (discarded 266 similar events)
[2026-05-24 21:38:27] [INFO ] Invariant cache hit.
[2026-05-24 21:38:27] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1594 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/660 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1199/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1199 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
At refinement iteration 1 (OVERLAPS) 1/657 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 1199 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1594 variables, and 128 constraints, problems are : Problem set: 0 solved, 1199 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 128/131 constraints, State Equation: 0/660 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1199 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60204ms problems are : Problem set: 0 solved, 1199 unsolved
Search for dead transitions found 0 dead transitions in 60212ms
Starting structural reductions in LTL mode, iteration 1 : 660/693 places, 1200/1217 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60645 ms. Remains : 660/693 places, 1200/1217 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)&&(G(p2)||p1))))'
Stuttering acceptance computed with spot in 181 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0), (NOT p2)]
Running random walk in product with property : DLCshifumi-PT-5a-LTLFireability-15
Product exploration explored 100000 steps with 33333 reset in 1606 ms.
Product exploration explored 100000 steps with 33333 reset in 1574 ms.
Computed a total of 4 stabilizing places and 1 stable transitions
Graph (complete) has 1330 edges and 660 vertex of which 657 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.5 ms
Computed a total of 4 stabilizing places and 1 stable transitions
Knowledge based reduction with 7 factoid took 1049 ms. Proved property starting from automaton with 5 states, 8 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 1060 ms.
FORMULA DLCshifumi-PT-5a-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DLCshifumi-PT-5a-LTLFireability-15 finished in 65116 ms.
All properties solved by simple procedures.
Total runtime 579525 ms.

BK_STOP 1779658772132

--------------------
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//
++ 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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DLCshifumi-PT-5a"
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 DLCshifumi-PT-5a, 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-177955695700732"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DLCshifumi-PT-5a.tgz
mv DLCshifumi-PT-5a 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 ;