About the Execution of ITS-Tools for DLCflexbar-PT-6a
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 772.268 | 966844.00 | 1189600.00 | 16325.50 | TFFTTTFFFFFTFFTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695600458.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is DLCflexbar-PT-6a, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695600458
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.7M
-rw-r--r-- 1 mcc users 7.8K Mar 6 15:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Mar 6 15:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 15:46 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 6 15:46 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 09:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 111K Mar 6 15:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 105K Mar 6 15:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 09:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.2M Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-00
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-01
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-02
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-03
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-04
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-05
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-06
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-07
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-08
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-09
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-10
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-11
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-12
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-13
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-14
FORMULA_NAME DLCflexbar-PT-6a-CTLFireability-2024-15
=== Now, execution of the tool begins
BK_START 1779616264901
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DLCflexbar-PT-6a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-24 09:51:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 09:51:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 09:51:06] [INFO ] Load time of PNML (sax parser for PT used): 427 ms
[2026-05-24 09:51:06] [INFO ] Transformed 2069 places.
[2026-05-24 09:51:06] [INFO ] Transformed 16077 transitions.
[2026-05-24 09:51:06] [INFO ] Found NUPN structural information;
[2026-05-24 09:51:06] [INFO ] Parsed PT model containing 2069 places and 16077 transitions and 63325 arcs in 593 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 15 ms.
Ensure Unique test removed 1760 transitions
Reduce redundant transitions removed 1760 transitions.
Support contains 198 out of 2069 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2069/2069 places, 14317/14317 transitions.
Discarding 151 places :
Symmetric choice reduction at 0 with 151 rule applications. Total rules 151 place count 1918 transition count 12790
Iterating global reduction 0 with 151 rules applied. Total rules applied 302 place count 1918 transition count 12790
Ensure Unique test removed 69 transitions
Reduce isomorphic transitions removed 69 transitions.
Iterating post reduction 0 with 69 rules applied. Total rules applied 371 place count 1918 transition count 12721
Drop transitions (Redundant composition of simpler transitions.) removed 4802 transitions
Redundant transition composition rules discarded 4802 transitions
Iterating global reduction 1 with 4802 rules applied. Total rules applied 5173 place count 1918 transition count 7919
Applied a total of 5173 rules in 1039 ms. Remains 1918 /2069 variables (removed 151) and now considering 7919/14317 (removed 6398) transitions.
[2026-05-24 09:51:07] [INFO ] Flow matrix only has 750 transitions (discarded 7169 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4674749266533636694.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10526729595188060255.kers'
[2026-05-24 09:51:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4674749266533636694.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10526729595188060255.kers]
Normalized transition count is 749 out of 750 initially.
Culling duplicate invariants (modulo rational): removing 1400 columns.
Culled 1400 columns in 1 ms.
// Phase 1: matrix 749 rows 518 cols 1589 entries
Finished phase 1 with 426 SingleSign rule and 0 generalized
[2026-05-24 09:51:08] [INFO ] Computed 1492 invariants in 4 ms
Computed 1492 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-10526729595188060255.kers
Total runtime 5 ms.
[2026-05-24 09:51:27] [INFO ] Implicit Places using invariants in 19120 ms returned [518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 550, 551, 552, 553, 554, 556, 557, 558, 559, 560, 561, 562, 563, 564, 565, 566, 567, 568, 570, 571, 572, 573, 574, 575, 576, 577, 578, 579, 580, 583, 584, 585, 587, 588, 590, 591, 592, 593, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 604, 605, 606, 607, 608, 609, 610, 611, 612, 613, 614, 615, 616, 617, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 631, 632, 633, 634, 635, 636, 637, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 650, 651, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 666, 667, 668, 669, 670, 671, 672, 673, 674, 676, 677, 678, 679, 680, 682, 683, 684, 685, 686, 687, 688, 690, 691, 692, 693, 694, 695, 697, 698, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 747, 748, 749, 750, 751, 752, 754, 755, 756, 758, 759, 760, 761, 762, 763, 764, 765, 766, 767, 768, 769, 770, 771, 772, 774, 775, 776, 777, 778, 780, 781, 782, 783, 784, 785, 786, 787, 788, 789, 790, 791, 792, 793, 794, 795, 796, 797, 798, 799, 802, 803, 804, 805, 806, 807, 808, 809, 811, 812, 813, 814, 815, 816, 819, 820, 822, 823, 824, 825, 827, 828, 829, 830, 831, 832, 833, 834, 835, 836, 837, 838, 839, 840, 841, 842, 843, 844, 845, 846, 847, 848, 850, 851, 852, 853, 854, 855, 856, 857, 858, 859, 860, 861, 862, 864, 865, 866, 867, 868, 869, 870, 871, 872, 873, 874, 875, 876, 877, 878, 879, 880, 881, 882, 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, 921, 922, 923, 924, 925, 926, 927, 928, 930, 931, 932, 933, 934, 935, 936, 937, 938, 939, 940, 941, 942, 943, 944, 945, 947, 948, 949, 950, 951, 952, 953, 954, 955, 956, 957, 958, 959, 960, 961, 962, 963, 964, 966, 967, 968, 969, 970, 971, 972, 974, 975, 977, 978, 979, 981, 982, 983, 984, 985, 986, 987, 988, 989, 990, 991, 992, 993, 994, 995, 996, 997, 998, 999, 1000, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1008, 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, 1036, 1037, 1038, 1039, 1040, 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, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1088, 1089, 1090, 1091, 1092, 1093, 1094, 1096, 1097, 1098, 1099, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1110, 1111, 1112, 1113, 1114, 1116, 1117, 1118, 1119, 1120, 1121, 1122, 1124, 1126, 1127, 1129, 1130, 1131, 1132, 1133, 1134, 1135, 1136, 1137, 1138, 1140, 1141, 1142, 1143, 1144, 1145, 1146, 1147, 1148, 1149, 1150, 1151, 1152, 1154, 1155, 1156, 1158, 1159, 1160, 1161, 1162, 1163, 1164, 1165, 1166, 1167, 1168, 1169, 1170, 1171, 1172, 1173, 1174, 1176, 1177, 1179, 1180, 1181, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1192, 1193, 1194, 1195, 1196, 1197, 1198, 1199, 1200, 1201, 1202, 1203, 1204, 1205, 1207, 1208, 1210, 1211, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1220, 1223, 1224, 1225, 1226, 1227, 1228, 1229, 1230, 1231, 1232, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1244, 1245, 1246, 1247, 1248, 1249, 1250, 1251, 1252, 1253, 1254, 1255, 1256, 1257, 1258, 1260, 1261, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1270, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280, 1281, 1282, 1283, 1284, 1285, 1286, 1287, 1288, 1289, 1290, 1291, 1292, 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, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1340, 1341, 1342, 1343, 1344, 1345, 1347, 1348, 1349, 1350, 1351, 1352, 1353, 1354, 1355, 1356, 1357, 1358, 1359, 1360, 1361, 1362, 1364, 1365, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1375, 1376, 1377, 1378, 1379, 1380, 1381, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1403, 1404, 1405, 1406, 1407, 1408, 1409, 1410, 1411, 1412, 1413, 1414, 1415, 1416, 1417, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1443, 1444, 1445, 1446, 1447, 1448, 1449, 1450, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1460, 1461, 1462, 1463, 1464, 1465, 1466, 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, 1504, 1505, 1506, 1507, 1508, 1509, 1510, 1511, 1512, 1513, 1514, 1515, 1517, 1518, 1520, 1522, 1523, 1524, 1525, 1526, 1527, 1528, 1529, 1530, 1533, 1534, 1536, 1537, 1538, 1539, 1540, 1541, 1543, 1544, 1545, 1546, 1547, 1548, 1550, 1551, 1552, 1553, 1555, 1556, 1557, 1558, 1559, 1560, 1562, 1563, 1564, 1565, 1566, 1567, 1568, 1569, 1570, 1571, 1572, 1573, 1575, 1576, 1578, 1579, 1580, 1582, 1583, 1584, 1585, 1586, 1587, 1588, 1589, 1590, 1592, 1593, 1594, 1595, 1596, 1597, 1598, 1599, 1602, 1603, 1604, 1605, 1606, 1609, 1611, 1612, 1613, 1614, 1615, 1616, 1617, 1618, 1619, 1620, 1621, 1622, 1623, 1624, 1626, 1627, 1628, 1629, 1630, 1631, 1632, 1633, 1634, 1635, 1636, 1637, 1639, 1640, 1641, 1642, 1643, 1644, 1645, 1646, 1647, 1648, 1649, 1650, 1651, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1680, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1691, 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, 1720, 1721, 1722, 1723, 1724, 1725, 1726, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1789, 1790, 1791, 1792, 1795, 1796, 1797, 1798, 1799, 1800, 1801, 1802, 1803, 1804, 1805, 1806, 1808, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1841, 1842, 1843, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 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, 1912, 1913, 1914, 1915, 1916, 1917]
Discarding 1293 places :
Ensure Unique test removed 6336 transitions
Reduce isomorphic transitions removed 6336 transitions.
Implicit Place search using SMT only with invariants took 19200 ms to find 1293 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 625/2069 places, 1583/14317 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 601 transitions
Redundant transition composition rules discarded 601 transitions
Iterating global reduction 0 with 601 rules applied. Total rules applied 601 place count 625 transition count 982
Applied a total of 601 rules in 23 ms. Remains 625 /625 variables (removed 0) and now considering 982/1583 (removed 601) transitions.
[2026-05-24 09:51:27] [INFO ] Flow matrix only has 750 transitions (discarded 232 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14167035697648751972.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3662509684113712168.kers'
[2026-05-24 09:51:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14167035697648751972.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3662509684113712168.kers]
Normalized transition count is 749 out of 750 initially.
Culling duplicate invariants (modulo rational): removing 107 columns.
Culled 107 columns in 0 ms.
// Phase 1: matrix 749 rows 518 cols 1589 entries
Finished phase 1 with 426 SingleSign rule and 0 generalized
[2026-05-24 09:51:27] [INFO ] Computed 199 invariants in 2 ms
Computed 199 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3662509684113712168.kers
Total runtime 3 ms.
[2026-05-24 09:51:27] [INFO ] Implicit Places using invariants in 155 ms returned []
[2026-05-24 09:51:27] [INFO ] Flow matrix only has 750 transitions (discarded 232 similar events)
[2026-05-24 09:51:27] [INFO ] Invariant cache hit.
[2026-05-24 09:51:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:51:27] [INFO ] Implicit Places using invariants and state equation in 393 ms returned []
Implicit Place search using SMT with State Equation took 551 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 625/2069 places, 982/14317 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 20829 ms. Remains : 625/2069 places, 982/14317 transitions.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Applied a total of 0 rules in 17 ms. Remains 625 /625 variables (removed 0) and now considering 982/982 (removed 0) transitions.
[2026-05-24 09:51:27] [INFO ] Flow matrix only has 750 transitions (discarded 232 similar events)
[2026-05-24 09:51:27] [INFO ] Invariant cache hit.
[2026-05-24 09:51:27] [INFO ] Implicit Places using invariants in 161 ms returned []
[2026-05-24 09:51:27] [INFO ] Flow matrix only has 750 transitions (discarded 232 similar events)
[2026-05-24 09:51:27] [INFO ] Invariant cache hit.
[2026-05-24 09:51:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:51:28] [INFO ] Implicit Places using invariants and state equation in 314 ms returned []
Implicit Place search using SMT with State Equation took 477 ms to find 0 implicit places.
Running 981 sub problems to find dead transitions.
[2026-05-24 09:51:28] [INFO ] Flow matrix only has 750 transitions (discarded 232 similar events)
[2026-05-24 09:51:28] [INFO ] Invariant cache hit.
[2026-05-24 09:51:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 981 unsolved
At refinement iteration 1 (OVERLAPS) 1/518 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 981 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 518/1375 variables, and 92 constraints, problems are : Problem set: 0 solved, 981 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 92/199 constraints, State Equation: 0/625 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 981/981 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 981 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/517 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 981 unsolved
At refinement iteration 1 (OVERLAPS) 1/518 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 981 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/518 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 981 unsolved
At refinement iteration 3 (OVERLAPS) 107/625 variables, 107/199 constraints. Problems are: Problem set: 0 solved, 981 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 625/1375 variables, and 199 constraints, problems are : Problem set: 0 solved, 981 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 199/199 constraints, State Equation: 0/625 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/981 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60315ms problems are : Problem set: 0 solved, 981 unsolved
Search for dead transitions found 0 dead transitions in 60331ms
Finished structural reductions in LTL mode , in 1 iterations and 60847 ms. Remains : 625/625 places, 982/982 transitions.
Support contains 198 out of 625 places after structural reductions.
[2026-05-24 09:52:28] [INFO ] Flatten gal took : 84 ms
[2026-05-24 09:52:28] [INFO ] Flatten gal took : 41 ms
[2026-05-24 09:52:28] [INFO ] Input system was already deterministic with 982 transitions.
RANDOM walk for 39154 steps (8 resets) in 2150 ms. (18 steps per ms) remains 0/101 properties
[2026-05-24 09:52:29] [INFO ] Flatten gal took : 35 ms
[2026-05-24 09:52:29] [INFO ] Flatten gal took : 29 ms
[2026-05-24 09:52:29] [INFO ] Input system was already deterministic with 982 transitions.
Computed a total of 108 stabilizing places and 1 stable transitions
Graph (complete) has 1180 edges and 625 vertex of which 518 are kept as prefixes of interest. Removing 107 places using SCC suffix rule.8 ms
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 104 places and 0 transitions.
Iterating post reduction 0 with 104 rules applied. Total rules applied 104 place count 521 transition count 982
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 135 place count 490 transition count 920
Iterating global reduction 1 with 31 rules applied. Total rules applied 166 place count 490 transition count 920
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 181 place count 490 transition count 905
Applied a total of 181 rules in 22 ms. Remains 490 /625 variables (removed 135) and now considering 905/982 (removed 77) transitions.
[2026-05-24 09:52:29] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15795233145750190468.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9658161820502825.kers'
[2026-05-24 09:52:29] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15795233145750190468.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9658161820502825.kers]
Normalized transition count is 703 out of 704 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 703 rows 487 cols 1497 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 09:52:29] [INFO ] Computed 95 invariants in 2 ms
Computed 95 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9658161820502825.kers
Total runtime 3 ms.
[2026-05-24 09:52:29] [INFO ] Implicit Places using invariants in 88 ms returned []
[2026-05-24 09:52:29] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
[2026-05-24 09:52:29] [INFO ] Invariant cache hit.
[2026-05-24 09:52:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:52:30] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
Running 904 sub problems to find dead transitions.
[2026-05-24 09:52:30] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
[2026-05-24 09:52:30] [INFO ] Invariant cache hit.
[2026-05-24 09:52:30] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 3/490 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 490/1194 variables, and 95 constraints, problems are : Problem set: 0 solved, 904 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/490 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 904/904 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 904 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 3 (OVERLAPS) 3/490 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 490/1194 variables, and 95 constraints, problems are : Problem set: 0 solved, 904 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/490 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/904 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60146ms problems are : Problem set: 0 solved, 904 unsolved
Search for dead transitions found 0 dead transitions in 60150ms
Starting structural reductions in LTL mode, iteration 1 : 490/625 places, 905/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60474 ms. Remains : 490/625 places, 905/982 transitions.
[2026-05-24 09:53:30] [INFO ] Flatten gal took : 18 ms
[2026-05-24 09:53:30] [INFO ] Flatten gal took : 17 ms
[2026-05-24 09:53:30] [INFO ] Input system was already deterministic with 905 transitions.
[2026-05-24 09:53:30] [INFO ] Flatten gal took : 15 ms
[2026-05-24 09:53:30] [INFO ] Flatten gal took : 13 ms
[2026-05-24 09:53:30] [INFO ] Time to serialize gal into /tmp/CTLFireability3344265689167780.gal : 15 ms
[2026-05-24 09:53:30] [INFO ] Time to serialize properties into /tmp/CTLFireability17609334737314306101.ctl : 9 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3344265689167780.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17609334737314306101.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...281
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.09775e+66,0.254129,8104,2,1374,5,5259,6,0,2656,3610,0
Converting to forward existential form...Done !
original formula: EG(!(E(EX(AX(((p560==1)&&(p1667==1)))) U A(!(((p639==1)&&(p1670==1))) U AX(((p632==1)&&(p1360==1)))))))
=> equivalent forward existential formula: [FwdG(Init,!(E(EX(!(EX(!(((p560==1)&&(p1667==1)))))) U !((E(!(!(EX(!(((p632==1)&&(p1360==1)))))) U (!(!(((p639==...271
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.70522,47724,1,0,9,230512,26,3,12403,9269,17
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 91 places and 0 transitions.
Iterating post reduction 0 with 91 rules applied. Total rules applied 91 place count 534 transition count 982
Discarding 29 places :
Symmetric choice reduction at 1 with 29 rule applications. Total rules 120 place count 505 transition count 924
Iterating global reduction 1 with 29 rules applied. Total rules applied 149 place count 505 transition count 924
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 163 place count 505 transition count 910
Applied a total of 163 rules in 16 ms. Remains 505 /625 variables (removed 120) and now considering 910/982 (removed 72) transitions.
[2026-05-24 09:53:32] [INFO ] Flow matrix only has 707 transitions (discarded 203 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12877366758612407988.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12547151000155230543.kers'
[2026-05-24 09:53:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12877366758612407988.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12547151000155230543.kers]
Normalized transition count is 706 out of 707 initially.
Culling duplicate invariants (modulo rational): removing 16 columns.
Culled 16 columns in 0 ms.
// Phase 1: matrix 706 rows 489 cols 1503 entries
Finished phase 1 with 397 SingleSign rule and 0 generalized
[2026-05-24 09:53:32] [INFO ] Computed 108 invariants in 2 ms
Computed 108 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12547151000155230543.kers
Total runtime 3 ms.
[2026-05-24 09:53:32] [INFO ] Implicit Places using invariants in 131 ms returned []
[2026-05-24 09:53:32] [INFO ] Flow matrix only has 707 transitions (discarded 203 similar events)
[2026-05-24 09:53:32] [INFO ] Invariant cache hit.
[2026-05-24 09:53:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:53:32] [INFO ] Implicit Places using invariants and state equation in 262 ms returned []
Implicit Place search using SMT with State Equation took 400 ms to find 0 implicit places.
Running 909 sub problems to find dead transitions.
[2026-05-24 09:53:32] [INFO ] Flow matrix only has 707 transitions (discarded 203 similar events)
[2026-05-24 09:53:32] [INFO ] Invariant cache hit.
[2026-05-24 09:53:32] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 909 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 909 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 909 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 16/505 variables, 16/108 constraints. Problems are: Problem set: 0 solved, 909 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 505/1212 variables, and 108 constraints, problems are : Problem set: 0 solved, 909 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 108/108 constraints, State Equation: 0/505 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 909/909 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 909 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 909 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 909 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 909 unsolved
At refinement iteration 3 (OVERLAPS) 16/505 variables, 16/108 constraints. Problems are: Problem set: 0 solved, 909 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 505/1212 variables, and 108 constraints, problems are : Problem set: 0 solved, 909 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 108/108 constraints, State Equation: 0/505 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/909 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60128ms problems are : Problem set: 0 solved, 909 unsolved
Search for dead transitions found 0 dead transitions in 60130ms
Starting structural reductions in LTL mode, iteration 1 : 505/625 places, 910/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60550 ms. Remains : 505/625 places, 910/982 transitions.
[2026-05-24 09:54:32] [INFO ] Flatten gal took : 13 ms
[2026-05-24 09:54:32] [INFO ] Flatten gal took : 13 ms
[2026-05-24 09:54:32] [INFO ] Input system was already deterministic with 910 transitions.
[2026-05-24 09:54:32] [INFO ] Flatten gal took : 12 ms
[2026-05-24 09:54:32] [INFO ] Flatten gal took : 12 ms
[2026-05-24 09:54:32] [INFO ] Time to serialize gal into /tmp/CTLFireability17116507003519591200.gal : 5 ms
[2026-05-24 09:54:32] [INFO ] Time to serialize properties into /tmp/CTLFireability18245789437771538363.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17116507003519591200.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability18245789437771538363.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.58077e+66,0.259599,8248,2,1406,5,5368,6,0,2680,3666,0
Converting to forward existential form...Done !
original formula: E(((!(((E(((p665==1)&&(p1870==1)) U (((p657==1)&&(p1700==1))||((p657==1)&&(p1803==1)))) * (p617==1)) * (p2036==1))) * (p617==1)) * ((p112...523
=> equivalent forward existential formula: [(EY(EY(FwdU(Init,((!(((E(((p665==1)&&(p1870==1)) U (((p657==1)&&(p1700==1))||((p657==1)&&(p1803==1)))) * (p617=...998
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.4452,45632,1,0,6,235158,14,0,11275,5753,5
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 100 places and 0 transitions.
Iterating post reduction 0 with 100 rules applied. Total rules applied 100 place count 525 transition count 982
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 130 place count 495 transition count 922
Iterating global reduction 1 with 30 rules applied. Total rules applied 160 place count 495 transition count 922
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 174 place count 495 transition count 908
Applied a total of 174 rules in 11 ms. Remains 495 /625 variables (removed 130) and now considering 908/982 (removed 74) transitions.
[2026-05-24 09:54:34] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-969333035132208546.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1719632870744446921.kers'
[2026-05-24 09:54:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-969333035132208546.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1719632870744446921.kers]
Normalized transition count is 705 out of 706 initially.
Culling duplicate invariants (modulo rational): removing 7 columns.
Culled 7 columns in 0 ms.
// Phase 1: matrix 705 rows 488 cols 1501 entries
Finished phase 1 with 396 SingleSign rule and 0 generalized
[2026-05-24 09:54:34] [INFO ] Computed 99 invariants in 2 ms
Computed 99 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-1719632870744446921.kers
Total runtime 2 ms.
[2026-05-24 09:54:34] [INFO ] Implicit Places using invariants in 74 ms returned []
[2026-05-24 09:54:34] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 09:54:34] [INFO ] Invariant cache hit.
[2026-05-24 09:54:34] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:54:34] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 309 ms to find 0 implicit places.
Running 907 sub problems to find dead transitions.
[2026-05-24 09:54:34] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 09:54:34] [INFO ] Invariant cache hit.
[2026-05-24 09:54:34] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 3 (OVERLAPS) 7/495 variables, 7/99 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 495/1201 variables, and 99 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, State Equation: 0/495 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 907/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 907 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 3 (OVERLAPS) 7/495 variables, 7/99 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 495/1201 variables, and 99 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 99/99 constraints, State Equation: 0/495 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 907 unsolved
Search for dead transitions found 0 dead transitions in 60114ms
Starting structural reductions in LTL mode, iteration 1 : 495/625 places, 908/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60440 ms. Remains : 495/625 places, 908/982 transitions.
[2026-05-24 09:55:34] [INFO ] Flatten gal took : 12 ms
[2026-05-24 09:55:34] [INFO ] Flatten gal took : 12 ms
[2026-05-24 09:55:34] [INFO ] Input system was already deterministic with 908 transitions.
[2026-05-24 09:55:34] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:55:34] [INFO ] Flatten gal took : 11 ms
[2026-05-24 09:55:34] [INFO ] Time to serialize gal into /tmp/CTLFireability12032258002248509619.gal : 9 ms
[2026-05-24 09:55:34] [INFO ] Time to serialize properties into /tmp/CTLFireability12729455641748641526.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability12032258002248509619.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12729455641748641526.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.31731e+66,0.23626,8216,2,1385,5,5300,6,0,2666,3635,0
Converting to forward existential form...Done !
original formula: A((!(A(!((EX(((p617==1)&&(p1131==1))) + !(((p350==1)&&(p1776==1))))) U !(((p647==1)&&(p1610==1))))) * (!(EF((EG(((p652==1)&&(p1686==1))) ...279
=> equivalent forward existential formula: [((Init * !(EG(!(!(EG(E(!((E(!((p638==1)) U (!(((p662==1)&&(p2062==1))) * !((p638==1)))) + EG(!((p638==1))))) U ...758
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 903/0/5
Hit Full ! (commute/partial/dont) 898/10/10
(forward)formula 0,0,1.70154,47388,1,0,22,234539,53,10,11820,11606,31
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 0 with 102 rules applied. Total rules applied 102 place count 523 transition count 982
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 133 place count 492 transition count 920
Iterating global reduction 1 with 31 rules applied. Total rules applied 164 place count 492 transition count 920
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 179 place count 492 transition count 905
Applied a total of 179 rules in 11 ms. Remains 492 /625 variables (removed 133) and now considering 905/982 (removed 77) transitions.
[2026-05-24 09:55:36] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11118452107353832424.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10521770128940190177.kers'
[2026-05-24 09:55:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11118452107353832424.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10521770128940190177.kers]
Normalized transition count is 703 out of 704 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 1 ms.
// Phase 1: matrix 703 rows 487 cols 1497 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 09:55:36] [INFO ] Computed 97 invariants in 7 ms
Computed 97 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-10521770128940190177.kers
Total runtime 10 ms.
[2026-05-24 09:55:36] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-24 09:55:36] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
[2026-05-24 09:55:36] [INFO ] Invariant cache hit.
[2026-05-24 09:55:36] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:55:36] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
Running 904 sub problems to find dead transitions.
[2026-05-24 09:55:36] [INFO ] Flow matrix only has 704 transitions (discarded 201 similar events)
[2026-05-24 09:55:36] [INFO ] Invariant cache hit.
[2026-05-24 09:55:36] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 5/492 variables, 5/97 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 492/1196 variables, and 97 constraints, problems are : Problem set: 0 solved, 904 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 97/97 constraints, State Equation: 0/492 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 904/904 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 904 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 904 unsolved
At refinement iteration 3 (OVERLAPS) 5/492 variables, 5/97 constraints. Problems are: Problem set: 0 solved, 904 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 492/1196 variables, and 97 constraints, problems are : Problem set: 0 solved, 904 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 97/97 constraints, State Equation: 0/492 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/904 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60123ms problems are : Problem set: 0 solved, 904 unsolved
Search for dead transitions found 0 dead transitions in 60124ms
Starting structural reductions in LTL mode, iteration 1 : 492/625 places, 905/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60444 ms. Remains : 492/625 places, 905/982 transitions.
[2026-05-24 09:56:36] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:56:36] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:56:36] [INFO ] Input system was already deterministic with 905 transitions.
[2026-05-24 09:56:36] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:56:36] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:56:37] [INFO ] Time to serialize gal into /tmp/CTLFireability18237942323081958093.gal : 3 ms
[2026-05-24 09:56:37] [INFO ] Time to serialize properties into /tmp/CTLFireability2014456678525600383.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18237942323081958093.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2014456678525600383.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.17094e+66,0.24051,8196,2,1378,5,5272,6,0,2658,3615,0
Converting to forward existential form...Done !
original formula: EX(EF(((E(EF(((p574==1)&&(p832==1))) U (((p647==1)&&(p1667==1))&&(p314==1))) * E(((p259==1)&&(p1246==1)) U (((p462==1)&&(p614==1))&&(p111...196
=> equivalent forward existential formula: [(EY((FwdU(EY(Init),TRUE) * (E(E(TRUE U ((p574==1)&&(p832==1))) U (((p647==1)&&(p1667==1))&&(p314==1))) * E(((p2...254
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 898/6/7
(forward)formula 0,1,1.89535,49948,1,0,16,236946,25,3,12938,15056,17
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 104 places and 0 transitions.
Iterating post reduction 0 with 104 rules applied. Total rules applied 104 place count 521 transition count 982
Discarding 33 places :
Symmetric choice reduction at 1 with 33 rule applications. Total rules 137 place count 488 transition count 916
Iterating global reduction 1 with 33 rules applied. Total rules applied 170 place count 488 transition count 916
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 185 place count 488 transition count 901
Applied a total of 185 rules in 12 ms. Remains 488 /625 variables (removed 137) and now considering 901/982 (removed 81) transitions.
[2026-05-24 09:56:38] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2132948389719840134.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3220022535973280512.kers'
[2026-05-24 09:56:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2132948389719840134.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3220022535973280512.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 701 rows 485 cols 1493 entries
Finished phase 1 with 393 SingleSign rule and 0 generalized
[2026-05-24 09:56:38] [INFO ] Computed 95 invariants in 1 ms
Computed 95 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-3220022535973280512.kers
Total runtime 2 ms.
[2026-05-24 09:56:39] [INFO ] Implicit Places using invariants in 94 ms returned []
[2026-05-24 09:56:39] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:56:39] [INFO ] Invariant cache hit.
[2026-05-24 09:56:39] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:56:39] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 343 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 09:56:39] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 09:56:39] [INFO ] Invariant cache hit.
[2026-05-24 09:56:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 3/488 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 900/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 900 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 3/488 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/1190 variables, and 95 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/488 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60136ms
Starting structural reductions in LTL mode, iteration 1 : 488/625 places, 901/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60493 ms. Remains : 488/625 places, 901/982 transitions.
[2026-05-24 09:57:39] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:57:39] [INFO ] Flatten gal took : 15 ms
[2026-05-24 09:57:39] [INFO ] Input system was already deterministic with 901 transitions.
[2026-05-24 09:57:39] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:57:39] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:57:39] [INFO ] Time to serialize gal into /tmp/CTLFireability13625717466125123122.gal : 3 ms
[2026-05-24 09:57:39] [INFO ] Time to serialize properties into /tmp/CTLFireability4852710139988504006.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13625717466125123122.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4852710139988504006.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,8.67362e+65,0.245746,8180,2,1368,5,5230,6,0,2646,3591,0
Converting to forward existential form...Done !
original formula: AG(AX(E(AX(EF(((p182==1)&&(p720==1)))) U AX(E(((p553==1)&&(p1497==1)) U ((p627==1)&&(p1225==1)))))))
=> equivalent forward existential formula: [(EY(FwdU(Init,TRUE)) * !(E(!(EX(!(E(TRUE U ((p182==1)&&(p720==1)))))) U !(EX(!(E(((p553==1)&&(p1497==1)) U ((p6...190
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 894/6/7
(forward)formula 0,1,1.71822,44720,1,0,12,228219,22,2,11248,8361,12
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 99 places and 0 transitions.
Iterating post reduction 0 with 99 rules applied. Total rules applied 99 place count 526 transition count 982
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 130 place count 495 transition count 920
Iterating global reduction 1 with 31 rules applied. Total rules applied 161 place count 495 transition count 920
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 175 place count 495 transition count 906
Applied a total of 175 rules in 13 ms. Remains 495 /625 variables (removed 130) and now considering 906/982 (removed 76) transitions.
[2026-05-24 09:57:41] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9513436585444636656.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-620667943421055895.kers'
[2026-05-24 09:57:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9513436585444636656.kers, --Pflows, --basisKERS=/tmp/petrispot-output-620667943421055895.kers]
Normalized transition count is 704 out of 705 initially.
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 1 ms.
// Phase 1: matrix 704 rows 487 cols 1499 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 09:57:41] [INFO ] Computed 100 invariants in 6 ms
Computed 100 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-620667943421055895.kers
Total runtime 8 ms.
[2026-05-24 09:57:41] [INFO ] Implicit Places using invariants in 98 ms returned []
[2026-05-24 09:57:41] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 09:57:41] [INFO ] Invariant cache hit.
[2026-05-24 09:57:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:57:41] [INFO ] Implicit Places using invariants and state equation in 229 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
Running 905 sub problems to find dead transitions.
[2026-05-24 09:57:41] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 09:57:41] [INFO ] Invariant cache hit.
[2026-05-24 09:57:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 8/495 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 495/1200 variables, and 100 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/495 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 905/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 905 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 8/495 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 495/1200 variables, and 100 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/495 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60134ms problems are : Problem set: 0 solved, 905 unsolved
Search for dead transitions found 0 dead transitions in 60136ms
Starting structural reductions in LTL mode, iteration 1 : 495/625 places, 906/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60482 ms. Remains : 495/625 places, 906/982 transitions.
[2026-05-24 09:58:41] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:58:41] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:58:41] [INFO ] Input system was already deterministic with 906 transitions.
[2026-05-24 09:58:41] [INFO ] Flatten gal took : 9 ms
[2026-05-24 09:58:41] [INFO ] Flatten gal took : 9 ms
[2026-05-24 09:58:41] [INFO ] Time to serialize gal into /tmp/CTLFireability8437255712192642099.gal : 4 ms
[2026-05-24 09:58:41] [INFO ] Time to serialize properties into /tmp/CTLFireability1610944462736940826.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8437255712192642099.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1610944462736940826.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.17094e+66,0.236016,8208,2,1384,5,5291,6,0,2662,3627,0
Converting to forward existential form...Done !
original formula: AG(((AX(((p623==1)&&(p1326==1))) + EX(EG((((p597==0)||(p789==0))||((p224==0)||(p732==0)))))) + ((E(((p616==1)&&(p1034==1)) U ((p667==1)&&...266
=> equivalent forward existential formula: (([((FwdU(Init,TRUE) * !((!(EX(!(((p623==1)&&(p1326==1))))) + EX(EG((((p597==0)||(p789==0))||((p224==0)||(p732==...606
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 902/4/4
(forward)formula 0,1,1.81049,47284,1,0,17,237095,32,3,11715,12248,16
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-05 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 0 with 101 rules applied. Total rules applied 101 place count 524 transition count 982
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 132 place count 493 transition count 920
Iterating global reduction 1 with 31 rules applied. Total rules applied 163 place count 493 transition count 920
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 177 place count 493 transition count 906
Applied a total of 177 rules in 13 ms. Remains 493 /625 variables (removed 132) and now considering 906/982 (removed 76) transitions.
[2026-05-24 09:58:43] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9925924467484273457.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1273094096905414927.kers'
[2026-05-24 09:58:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9925924467484273457.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1273094096905414927.kers]
Normalized transition count is 704 out of 705 initially.
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 1 ms.
// Phase 1: matrix 704 rows 487 cols 1499 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 09:58:43] [INFO ] Computed 98 invariants in 8 ms
Computed 98 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-1273094096905414927.kers
Total runtime 11 ms.
[2026-05-24 09:58:43] [INFO ] Implicit Places using invariants in 101 ms returned []
[2026-05-24 09:58:43] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 09:58:43] [INFO ] Invariant cache hit.
[2026-05-24 09:58:43] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:58:43] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 355 ms to find 0 implicit places.
Running 905 sub problems to find dead transitions.
[2026-05-24 09:58:44] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 09:58:44] [INFO ] Invariant cache hit.
[2026-05-24 09:58:44] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 6/493 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 493/1198 variables, and 98 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 98/98 constraints, State Equation: 0/493 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 905/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 905 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/486 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 1 (OVERLAPS) 1/487 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/487 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 905 unsolved
At refinement iteration 3 (OVERLAPS) 6/493 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 905 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 493/1198 variables, and 98 constraints, problems are : Problem set: 0 solved, 905 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 98/98 constraints, State Equation: 0/493 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/905 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60155ms problems are : Problem set: 0 solved, 905 unsolved
Search for dead transitions found 0 dead transitions in 60156ms
Starting structural reductions in LTL mode, iteration 1 : 493/625 places, 906/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60527 ms. Remains : 493/625 places, 906/982 transitions.
[2026-05-24 09:59:44] [INFO ] Flatten gal took : 9 ms
[2026-05-24 09:59:44] [INFO ] Flatten gal took : 8 ms
[2026-05-24 09:59:44] [INFO ] Input system was already deterministic with 906 transitions.
[2026-05-24 09:59:44] [INFO ] Flatten gal took : 10 ms
[2026-05-24 09:59:44] [INFO ] Flatten gal took : 8 ms
[2026-05-24 09:59:44] [INFO ] Time to serialize gal into /tmp/CTLFireability2691754931595848355.gal : 3 ms
[2026-05-24 09:59:44] [INFO ] Time to serialize properties into /tmp/CTLFireability1209289896209345201.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2691754931595848355.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1209289896209345201.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.17094e+66,0.237386,8224,2,1380,5,5278,6,0,2660,3617,0
Converting to forward existential form...Done !
original formula: E(!(AG(((p621==1)&&(p1186==1)))) U (AG(AX(((((p636==1)&&(p1394==1))&&((p526==1)&&(p1995==1))) * AG(((p252==1)&&(p740==1)))))) + E(!(((p14...209
=> equivalent forward existential formula: ([(FwdU(Init,!(!(E(TRUE U !(((p621==1)&&(p1186==1))))))) * !(E(TRUE U !(!(EX(!(((((p636==1)&&(p1394==1))&&((p526...385
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.4559,44592,1,0,7,229384,18,0,11155,5702,10
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 0 with 101 rules applied. Total rules applied 101 place count 524 transition count 982
Discarding 31 places :
Symmetric choice reduction at 1 with 31 rule applications. Total rules 132 place count 493 transition count 920
Iterating global reduction 1 with 31 rules applied. Total rules applied 163 place count 493 transition count 920
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 177 place count 493 transition count 906
Applied a total of 177 rules in 12 ms. Remains 493 /625 variables (removed 132) and now considering 906/982 (removed 76) transitions.
[2026-05-24 09:59:45] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9907477540823515253.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9102575143646098012.kers'
[2026-05-24 09:59:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9907477540823515253.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9102575143646098012.kers]
Normalized transition count is 704 out of 705 initially.
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 704 rows 487 cols 1499 entries
Finished phase 1 with 395 SingleSign rule and 0 generalized
[2026-05-24 09:59:45] [INFO ] Computed 98 invariants in 2 ms
Computed 98 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9102575143646098012.kers
Total runtime 4 ms.
[2026-05-24 09:59:45] [INFO ] Implicit Places using invariants in 126 ms returned []
[2026-05-24 09:59:45] [INFO ] Flow matrix only has 705 transitions (discarded 201 similar events)
[2026-05-24 09:59:45] [INFO ] Invariant cache hit.
[2026-05-24 09:59:46] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:59:46] [INFO ] Implicit Places using invariants and state equation in 266 ms returned []
Implicit Place search using SMT with State Equation took 399 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 493/625 places, 906/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 412 ms. Remains : 493/625 places, 906/982 transitions.
[2026-05-24 09:59:46] [INFO ] Flatten gal took : 13 ms
[2026-05-24 09:59:46] [INFO ] Flatten gal took : 8 ms
[2026-05-24 09:59:46] [INFO ] Input system was already deterministic with 906 transitions.
[2026-05-24 09:59:46] [INFO ] Flatten gal took : 8 ms
[2026-05-24 09:59:46] [INFO ] Flatten gal took : 8 ms
[2026-05-24 09:59:46] [INFO ] Time to serialize gal into /tmp/CTLFireability2805494247616539623.gal : 3 ms
[2026-05-24 09:59:46] [INFO ] Time to serialize properties into /tmp/CTLFireability3196984730980867600.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2805494247616539623.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3196984730980867600.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.249e+66,0.23304,8224,2,1380,5,5279,6,0,2660,3617,0
Converting to forward existential form...Done !
original formula: ((EF(((p21==1)&&(p1514==1))) * EX(EG(((p667==0)||(p1983==0))))) * (AF(EG(((p613==1)&&(p1080==1)))) + A(!(((p240==1)&&(p737==1))) U (((p60...201
=> equivalent forward existential formula: (([(Init * !(E(TRUE U ((p21==1)&&(p1514==1)))))] = FALSE * [(Init * !(EX(EG(((p667==0)||(p1983==0))))))] = FALSE...426
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 893/0/13
(forward)formula 0,0,5.36662,161308,1,0,588,620191,34,392,11672,1.07005e+06,404
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 104 places and 0 transitions.
Iterating post reduction 0 with 104 rules applied. Total rules applied 104 place count 521 transition count 982
Discarding 32 places :
Symmetric choice reduction at 1 with 32 rule applications. Total rules 136 place count 489 transition count 918
Iterating global reduction 1 with 32 rules applied. Total rules applied 168 place count 489 transition count 918
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 183 place count 489 transition count 903
Applied a total of 183 rules in 10 ms. Remains 489 /625 variables (removed 136) and now considering 903/982 (removed 79) transitions.
[2026-05-24 09:59:51] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12366236277448169089.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11406144194286622315.kers'
[2026-05-24 09:59:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12366236277448169089.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11406144194286622315.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 09:59:51] [INFO ] Computed 95 invariants in 2 ms
Computed 95 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-11406144194286622315.kers
Total runtime 18 ms.
[2026-05-24 09:59:51] [INFO ] Implicit Places using invariants in 160 ms returned []
[2026-05-24 09:59:51] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 09:59:51] [INFO ] Invariant cache hit.
[2026-05-24 09:59:52] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 09:59:52] [INFO ] Implicit Places using invariants and state equation in 302 ms returned []
Implicit Place search using SMT with State Equation took 464 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 09:59:52] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 09:59:52] [INFO ] Invariant cache hit.
[2026-05-24 09:59:52] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60126ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60128ms
Starting structural reductions in LTL mode, iteration 1 : 489/625 places, 903/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60610 ms. Remains : 489/625 places, 903/982 transitions.
[2026-05-24 10:00:52] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:00:52] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:00:52] [INFO ] Input system was already deterministic with 903 transitions.
[2026-05-24 10:00:52] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:00:52] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:00:52] [INFO ] Time to serialize gal into /tmp/CTLFireability15326137950428960868.gal : 3 ms
[2026-05-24 10:00:52] [INFO ] Time to serialize properties into /tmp/CTLFireability7798578337628581667.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15326137950428960868.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability7798578337628581667.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.75782e+65,0.228627,8188,2,1371,5,5245,6,0,2651,3602,0
Converting to forward existential form...Done !
original formula: E(AF(AX(AF((((p622==1)&&(p1308==1))&&((p643==1)&&(p1618==1)))))) U ((p350==1)&&(p1944==1)))
=> equivalent forward existential formula: [(FwdU(Init,!(EG(!(!(EX(!(!(EG(!((((p622==1)&&(p1308==1))&&((p643==1)&&(p1618==1))))))))))))) * ((p350==1)&&(p19...173
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.50786,44364,1,0,9,227694,28,1,10809,7600,13
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 0 with 101 rules applied. Total rules applied 101 place count 524 transition count 982
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 131 place count 494 transition count 922
Iterating global reduction 1 with 30 rules applied. Total rules applied 161 place count 494 transition count 922
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 175 place count 494 transition count 908
Applied a total of 175 rules in 13 ms. Remains 494 /625 variables (removed 131) and now considering 908/982 (removed 74) transitions.
[2026-05-24 10:00:53] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10233316640183057596.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17726561573068335426.kers'
[2026-05-24 10:00:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10233316640183057596.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17726561573068335426.kers]
Normalized transition count is 705 out of 706 initially.
Culling duplicate invariants (modulo rational): removing 6 columns.
Culled 6 columns in 0 ms.
// Phase 1: matrix 705 rows 488 cols 1501 entries
Finished phase 1 with 396 SingleSign rule and 0 generalized
[2026-05-24 10:00:53] [INFO ] Computed 98 invariants in 2 ms
Computed 98 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17726561573068335426.kers
Total runtime 5 ms.
[2026-05-24 10:00:53] [INFO ] Implicit Places using invariants in 90 ms returned []
[2026-05-24 10:00:53] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 10:00:53] [INFO ] Invariant cache hit.
[2026-05-24 10:00:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:00:54] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
Running 907 sub problems to find dead transitions.
[2026-05-24 10:00:54] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 10:00:54] [INFO ] Invariant cache hit.
[2026-05-24 10:00:54] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 6/494 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 494/1200 variables, and 98 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 98/98 constraints, State Equation: 0/494 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 907/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 907 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 3 (OVERLAPS) 6/494 variables, 6/98 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 494/1200 variables, and 98 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 98/98 constraints, State Equation: 0/494 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60115ms problems are : Problem set: 0 solved, 907 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Starting structural reductions in LTL mode, iteration 1 : 494/625 places, 908/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60454 ms. Remains : 494/625 places, 908/982 transitions.
[2026-05-24 10:01:54] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:01:54] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:01:54] [INFO ] Input system was already deterministic with 908 transitions.
[2026-05-24 10:01:54] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:01:54] [INFO ] Flatten gal took : 10 ms
[2026-05-24 10:01:54] [INFO ] Time to serialize gal into /tmp/CTLFireability4592056168965348650.gal : 3 ms
[2026-05-24 10:01:54] [INFO ] Time to serialize properties into /tmp/CTLFireability16833807308663450207.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4592056168965348650.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16833807308663450207.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.30104e+66,0.273398,8216,2,1383,5,5294,6,0,2665,3628,0
Converting to forward existential form...Done !
original formula: ((EX(EF(((EG(((p606==0)||(p850==0))) * ((p652==0)||(p1758==0))) + (EF(((p667==0)||(p1945==0))) * (p182==1))))) * EX(EX(AG(((p667==0)||(p1...233
=> equivalent forward existential formula: (([(Init * !(EX(E(TRUE U ((EG(((p606==0)||(p850==0))) * ((p652==0)||(p1758==0))) + (E(TRUE U ((p667==0)||(p1945=...431
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 904/0/4
(forward)formula 0,0,1.94338,48932,1,0,10,236438,32,5,12385,14972,16
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 0 with 102 rules applied. Total rules applied 102 place count 523 transition count 982
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 132 place count 493 transition count 922
Iterating global reduction 1 with 30 rules applied. Total rules applied 162 place count 493 transition count 922
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 1 with 14 rules applied. Total rules applied 176 place count 493 transition count 908
Applied a total of 176 rules in 21 ms. Remains 493 /625 variables (removed 132) and now considering 908/982 (removed 74) transitions.
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15108380092488288561.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8803500956281566820.kers'
[2026-05-24 10:01:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15108380092488288561.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8803500956281566820.kers]
Normalized transition count is 705 out of 706 initially.
Culling duplicate invariants (modulo rational): removing 5 columns.
Culled 5 columns in 0 ms.
// Phase 1: matrix 705 rows 488 cols 1501 entries
Finished phase 1 with 396 SingleSign rule and 0 generalized
[2026-05-24 10:01:56] [INFO ] Computed 97 invariants in 2 ms
Computed 97 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8803500956281566820.kers
Total runtime 4 ms.
[2026-05-24 10:01:56] [INFO ] Implicit Places using invariants in 96 ms returned []
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 10:01:56] [INFO ] Invariant cache hit.
[2026-05-24 10:01:56] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:01:56] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 313 ms to find 0 implicit places.
Running 907 sub problems to find dead transitions.
[2026-05-24 10:01:56] [INFO ] Flow matrix only has 706 transitions (discarded 202 similar events)
[2026-05-24 10:01:56] [INFO ] Invariant cache hit.
[2026-05-24 10:01:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 3 (OVERLAPS) 5/493 variables, 5/97 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 493/1199 variables, and 97 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 97/97 constraints, State Equation: 0/493 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 907/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 907 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/487 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 1 (OVERLAPS) 1/488 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 907 unsolved
At refinement iteration 3 (OVERLAPS) 5/493 variables, 5/97 constraints. Problems are: Problem set: 0 solved, 907 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 493/1199 variables, and 97 constraints, problems are : Problem set: 0 solved, 907 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 97/97 constraints, State Equation: 0/493 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/907 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 907 unsolved
Search for dead transitions found 0 dead transitions in 60120ms
Starting structural reductions in LTL mode, iteration 1 : 493/625 places, 908/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60457 ms. Remains : 493/625 places, 908/982 transitions.
[2026-05-24 10:02:56] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:02:56] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:02:56] [INFO ] Input system was already deterministic with 908 transitions.
[2026-05-24 10:02:56] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:02:56] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:02:56] [INFO ] Time to serialize gal into /tmp/CTLFireability9370369108484264823.gal : 2 ms
[2026-05-24 10:02:56] [INFO ] Time to serialize properties into /tmp/CTLFireability12206028239396950135.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9370369108484264823.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12206028239396950135.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.31731e+66,0.235092,8216,2,1381,5,5287,6,0,2664,3626,0
Converting to forward existential form...Done !
original formula: A(EF(((AX(((p627==1)&&(p1329==1))) + AG((EG(((p591==1)&&(p826==1))) + ((p492==1)&&(p977==1))))) + ((p329==1)&&(p930==1)))) U ((p612==1)&&...167
=> equivalent forward existential formula: [((Init * !(EG(!(((p612==1)&&(p1034==1)))))) * !(E(!(((p612==1)&&(p1034==1))) U (!(E(TRUE U ((!(EX(!(((p627==1)&...314
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.71761,46860,1,0,14,233371,34,5,11674,10506,18
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 105 places and 0 transitions.
Iterating post reduction 0 with 105 rules applied. Total rules applied 105 place count 520 transition count 982
Discarding 33 places :
Symmetric choice reduction at 1 with 33 rule applications. Total rules 138 place count 487 transition count 916
Iterating global reduction 1 with 33 rules applied. Total rules applied 171 place count 487 transition count 916
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 186 place count 487 transition count 901
Applied a total of 186 rules in 21 ms. Remains 487 /625 variables (removed 138) and now considering 901/982 (removed 81) transitions.
[2026-05-24 10:02:58] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1205679375914859633.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12573144473113364162.kers'
[2026-05-24 10:02:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1205679375914859633.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12573144473113364162.kers]
Normalized transition count is 701 out of 702 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 701 rows 485 cols 1493 entries
Finished phase 1 with 393 SingleSign rule and 0 generalized
[2026-05-24 10:02:58] [INFO ] Computed 94 invariants in 2 ms
Computed 94 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12573144473113364162.kers
Total runtime 4 ms.
[2026-05-24 10:02:58] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-24 10:02:58] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 10:02:58] [INFO ] Invariant cache hit.
[2026-05-24 10:02:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:02:58] [INFO ] Implicit Places using invariants and state equation in 208 ms returned []
Implicit Place search using SMT with State Equation took 290 ms to find 0 implicit places.
Running 900 sub problems to find dead transitions.
[2026-05-24 10:02:58] [INFO ] Flow matrix only has 702 transitions (discarded 199 similar events)
[2026-05-24 10:02:58] [INFO ] Invariant cache hit.
[2026-05-24 10:02:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 2/487 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 487/1189 variables, and 94 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 94/94 constraints, State Equation: 0/487 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 900/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 900 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/484 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 1 (OVERLAPS) 1/485 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/485 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 900 unsolved
At refinement iteration 3 (OVERLAPS) 2/487 variables, 2/94 constraints. Problems are: Problem set: 0 solved, 900 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 487/1189 variables, and 94 constraints, problems are : Problem set: 0 solved, 900 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 94/94 constraints, State Equation: 0/487 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/900 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60123ms problems are : Problem set: 0 solved, 900 unsolved
Search for dead transitions found 0 dead transitions in 60124ms
Starting structural reductions in LTL mode, iteration 1 : 487/625 places, 901/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60438 ms. Remains : 487/625 places, 901/982 transitions.
[2026-05-24 10:03:59] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:03:59] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:03:59] [INFO ] Input system was already deterministic with 901 transitions.
[2026-05-24 10:03:59] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:03:59] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:03:59] [INFO ] Time to serialize gal into /tmp/CTLFireability14433971593983157462.gal : 2 ms
[2026-05-24 10:03:59] [INFO ] Time to serialize properties into /tmp/CTLFireability10264483699373843357.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14433971593983157462.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10264483699373843357.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,8.67362e+65,0.230627,8176,2,1366,5,5224,6,0,2645,3588,0
Converting to forward existential form...Done !
original formula: AG(E((!(((p378!=1)&&(p236==1))) + EX(!(((p615==1)&&(p1014==1))))) U ((p637==1)&&(p1363==1))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E((!(((p378!=1)&&(p236==1))) + EX(!(((p615==1)&&(p1014==1))))) U ((p637==1)&&(p1363==1))))...165
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,1,1.51011,43728,1,0,8,226235,18,1,11071,8090,8
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 99 places and 0 transitions.
Iterating post reduction 0 with 99 rules applied. Total rules applied 99 place count 526 transition count 982
Discarding 29 places :
Symmetric choice reduction at 1 with 29 rule applications. Total rules 128 place count 497 transition count 924
Iterating global reduction 1 with 29 rules applied. Total rules applied 157 place count 497 transition count 924
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 170 place count 497 transition count 911
Applied a total of 170 rules in 10 ms. Remains 497 /625 variables (removed 128) and now considering 911/982 (removed 71) transitions.
[2026-05-24 10:04:00] [INFO ] Flow matrix only has 708 transitions (discarded 203 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4790997824869832541.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16991814043334745905.kers'
[2026-05-24 10:04:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4790997824869832541.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16991814043334745905.kers]
Normalized transition count is 707 out of 708 initially.
Culling duplicate invariants (modulo rational): removing 8 columns.
Culled 8 columns in 0 ms.
// Phase 1: matrix 707 rows 489 cols 1505 entries
Finished phase 1 with 397 SingleSign rule and 0 generalized
[2026-05-24 10:04:00] [INFO ] Computed 100 invariants in 2 ms
Computed 100 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16991814043334745905.kers
Total runtime 4 ms.
[2026-05-24 10:04:00] [INFO ] Implicit Places using invariants in 81 ms returned []
[2026-05-24 10:04:00] [INFO ] Flow matrix only has 708 transitions (discarded 203 similar events)
[2026-05-24 10:04:00] [INFO ] Invariant cache hit.
[2026-05-24 10:04:00] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:04:00] [INFO ] Implicit Places using invariants and state equation in 212 ms returned []
Implicit Place search using SMT with State Equation took 297 ms to find 0 implicit places.
Running 910 sub problems to find dead transitions.
[2026-05-24 10:04:00] [INFO ] Flow matrix only has 708 transitions (discarded 203 similar events)
[2026-05-24 10:04:00] [INFO ] Invariant cache hit.
[2026-05-24 10:04:00] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 910 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 910 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 910 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 8/497 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 910 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 497/1205 variables, and 100 constraints, problems are : Problem set: 0 solved, 910 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/497 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 910/910 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 910 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 910 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 910 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 910 unsolved
At refinement iteration 3 (OVERLAPS) 8/497 variables, 8/100 constraints. Problems are: Problem set: 0 solved, 910 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 497/1205 variables, and 100 constraints, problems are : Problem set: 0 solved, 910 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, State Equation: 0/497 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/910 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60117ms problems are : Problem set: 0 solved, 910 unsolved
Search for dead transitions found 0 dead transitions in 60118ms
Starting structural reductions in LTL mode, iteration 1 : 497/625 places, 911/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60427 ms. Remains : 497/625 places, 911/982 transitions.
[2026-05-24 10:05:01] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:05:01] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:05:01] [INFO ] Input system was already deterministic with 911 transitions.
[2026-05-24 10:05:01] [INFO ] Flatten gal took : 11 ms
[2026-05-24 10:05:01] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:05:01] [INFO ] Time to serialize gal into /tmp/CTLFireability18344834843853162094.gal : 2 ms
[2026-05-24 10:05:01] [INFO ] Time to serialize properties into /tmp/CTLFireability14729522593996761693.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18344834843853162094.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14729522593996761693.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.58077e+66,0.234825,8228,2,1390,5,5320,6,0,2673,3641,0
Converting to forward existential form...Done !
original formula: EX(E(!(AX(EF(((p597==1)&&(p733==1))))) U ((EF(!(((p661==1)&&(p1904==1)))) * EF((((p352==1)&&(p769==1))&&((p656==1)&&(p1742==1))))) * ((p2...282
=> equivalent forward existential formula: ([(((FwdU(EY(Init),!(!(EX(!(E(TRUE U ((p597==1)&&(p733==1)))))))) * (E(TRUE U !(((p661==1)&&(p1904==1)))) * E(TR...565
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.69456,47340,1,0,14,233805,34,4,11739,8802,24
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 104 places and 0 transitions.
Iterating post reduction 0 with 104 rules applied. Total rules applied 104 place count 521 transition count 982
Discarding 32 places :
Symmetric choice reduction at 1 with 32 rule applications. Total rules 136 place count 489 transition count 918
Iterating global reduction 1 with 32 rules applied. Total rules applied 168 place count 489 transition count 918
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 183 place count 489 transition count 903
Applied a total of 183 rules in 10 ms. Remains 489 /625 variables (removed 136) and now considering 903/982 (removed 79) transitions.
[2026-05-24 10:05:02] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12915916124820102387.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12852289917030683118.kers'
[2026-05-24 10:05:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12915916124820102387.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12852289917030683118.kers]
Normalized transition count is 702 out of 703 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 1 ms.
// Phase 1: matrix 702 rows 486 cols 1495 entries
Finished phase 1 with 394 SingleSign rule and 0 generalized
[2026-05-24 10:05:02] [INFO ] Computed 95 invariants in 6 ms
Computed 95 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-12852289917030683118.kers
Total runtime 8 ms.
[2026-05-24 10:05:02] [INFO ] Implicit Places using invariants in 88 ms returned []
[2026-05-24 10:05:02] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:05:02] [INFO ] Invariant cache hit.
[2026-05-24 10:05:03] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:05:03] [INFO ] Implicit Places using invariants and state equation in 204 ms returned []
Implicit Place search using SMT with State Equation took 292 ms to find 0 implicit places.
Running 902 sub problems to find dead transitions.
[2026-05-24 10:05:03] [INFO ] Flow matrix only has 703 transitions (discarded 200 similar events)
[2026-05-24 10:05:03] [INFO ] Invariant cache hit.
[2026-05-24 10:05:03] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 902/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 902 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/485 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 1 (OVERLAPS) 1/486 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/486 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 902 unsolved
At refinement iteration 3 (OVERLAPS) 3/489 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 902 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/1192 variables, and 95 constraints, problems are : Problem set: 0 solved, 902 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 95/95 constraints, State Equation: 0/489 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/902 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60132ms problems are : Problem set: 0 solved, 902 unsolved
Search for dead transitions found 0 dead transitions in 60134ms
Starting structural reductions in LTL mode, iteration 1 : 489/625 places, 903/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60439 ms. Remains : 489/625 places, 903/982 transitions.
[2026-05-24 10:06:03] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:06:03] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:06:03] [INFO ] Input system was already deterministic with 903 transitions.
[2026-05-24 10:06:03] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:06:03] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:06:03] [INFO ] Time to serialize gal into /tmp/CTLFireability14334392802013395937.gal : 3 ms
[2026-05-24 10:06:03] [INFO ] Time to serialize properties into /tmp/CTLFireability14779645516474253233.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14334392802013395937.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14779645516474253233.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.75782e+65,0.238066,8140,2,1371,5,5245,6,0,2651,3602,0
Converting to forward existential form...Done !
original formula: EF((EF(AG((((p606==0)||(p1000==0))||((p628==0)||(p1274==0))))) * AF(AX(EF(((p622==0)||(p1192==0)))))))
=> equivalent forward existential formula: [((FwdU(Init,TRUE) * E(TRUE U !(E(TRUE U !((((p606==0)||(p1000==0))||((p628==0)||(p1274==0)))))))) * !(EG(!(!(EX...208
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
(forward)formula 0,0,1.72033,45828,1,0,8,227111,23,0,11593,7321,11
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Graph (trivial) has 909 edges and 625 vertex of which 469 / 625 are part of one of the 87 SCC in 5 ms
Free SCC test removed 382 places
Ensure Unique test removed 791 transitions
Reduce isomorphic transitions removed 791 transitions.
Graph (complete) has 389 edges and 243 vertex of which 149 are kept as prefixes of interest. Removing 94 places using SCC suffix rule.1 ms
Discarding 94 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 149 transition count 189
Reduce places removed 2 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 1 with 11 rules applied. Total rules applied 15 place count 147 transition count 180
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 28 place count 138 transition count 176
Discarding 79 places :
Symmetric choice reduction at 3 with 79 rule applications. Total rules 107 place count 59 transition count 95
Iterating global reduction 3 with 79 rules applied. Total rules applied 186 place count 59 transition count 95
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 188 place count 59 transition count 93
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 190 place count 58 transition count 92
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 192 place count 58 transition count 90
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 194 place count 58 transition count 90
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 196 place count 56 transition count 88
Iterating global reduction 5 with 2 rules applied. Total rules applied 198 place count 56 transition count 88
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 200 place count 56 transition count 86
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 201 place count 56 transition count 85
Applied a total of 201 rules in 33 ms. Remains 56 /625 variables (removed 569) and now considering 85/982 (removed 897) transitions.
[2026-05-24 10:06:05] [INFO ] Flow matrix only has 53 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18273825037680534913.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11775279474195924731.kers'
[2026-05-24 10:06:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18273825037680534913.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11775279474195924731.kers]
Normalized transition count is 52 out of 53 initially.
Culling duplicate invariants (modulo rational): removing 14 columns.
Culled 14 columns in 0 ms.
// Phase 1: matrix 52 rows 42 cols 117 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-24 10:06:05] [INFO ] Computed 28 invariants in 0 ms
Computed 28 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11775279474195924731.kers
Total runtime 0 ms.
[2026-05-24 10:06:05] [INFO ] Implicit Places using invariants in 137 ms returned []
[2026-05-24 10:06:05] [INFO ] Flow matrix only has 53 transitions (discarded 32 similar events)
[2026-05-24 10:06:05] [INFO ] Invariant cache hit.
[2026-05-24 10:06:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:06:05] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
[2026-05-24 10:06:05] [INFO ] Redundant transitions in 1 ms returned []
Running 84 sub problems to find dead transitions.
[2026-05-24 10:06:05] [INFO ] Flow matrix only has 53 transitions (discarded 32 similar events)
[2026-05-24 10:06:05] [INFO ] Invariant cache hit.
[2026-05-24 10:06:05] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 13/56 variables, 13/28 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 52/108 variables, 56/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (OVERLAPS) 1/109 variables, 1/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/109 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 0/109 variables, 0/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 109/109 variables, and 85 constraints, problems are : Problem set: 0 solved, 84 unsolved in 1914 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 56/56 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (OVERLAPS) 1/43 variables, 15/15 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/43 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 13/56 variables, 13/28 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 52/108 variables, 56/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 84/168 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/108 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (OVERLAPS) 1/109 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/109 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (OVERLAPS) 0/109 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 109/109 variables, and 169 constraints, problems are : Problem set: 0 solved, 84 unsolved in 2038 ms.
Refiners :[Positive P Invariants (semi-flows): 28/28 constraints, State Equation: 56/56 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3958ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 3959ms
Starting structural reductions in SI_CTL mode, iteration 1 : 56/625 places, 85/982 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 4174 ms. Remains : 56/625 places, 85/982 transitions.
[2026-05-24 10:06:09] [INFO ] Flatten gal took : 3 ms
[2026-05-24 10:06:09] [INFO ] Flatten gal took : 2 ms
[2026-05-24 10:06:09] [INFO ] Input system was already deterministic with 85 transitions.
[2026-05-24 10:06:09] [INFO ] Flatten gal took : 1 ms
[2026-05-24 10:06:09] [INFO ] Flatten gal took : 1 ms
[2026-05-24 10:06:09] [INFO ] Time to serialize gal into /tmp/CTLFireability440042156439816479.gal : 0 ms
[2026-05-24 10:06:09] [INFO ] Time to serialize properties into /tmp/CTLFireability1379098403751698126.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability440042156439816479.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1379098403751698126.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.11974e+06,0.008418,4208,2,139,5,454,6,0,237,300,0
Converting to forward existential form...Done !
original formula: EG((E((((((((p611==1)&&(p1124==1))||((p245==1)&&(p1410==1))) + AF(((p105==1)&&(p1705==1)))) * ((AG(((p657==1)&&(p2018==1))) + (p660==1)) ...427
=> equivalent forward existential formula: [FwdG(Init,(E((((((((p611==1)&&(p1124==1))||((p245==1)&&(p1410==1))) + !(EG(!(((p105==1)&&(p1705==1)))))) * ((!(...619
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 81/4/4
Hit Full ! (commute/partial/dont) 73/0/12
(forward)formula 0,1,0.065699,6624,1,0,85,11074,69,55,1342,17322,78
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 625/625 places, 982/982 transitions.
Reduce places removed 91 places and 0 transitions.
Iterating post reduction 0 with 91 rules applied. Total rules applied 91 place count 534 transition count 982
Discarding 29 places :
Symmetric choice reduction at 1 with 29 rule applications. Total rules 120 place count 505 transition count 924
Iterating global reduction 1 with 29 rules applied. Total rules applied 149 place count 505 transition count 924
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 160 place count 505 transition count 913
Applied a total of 160 rules in 12 ms. Remains 505 /625 variables (removed 120) and now considering 913/982 (removed 69) transitions.
[2026-05-24 10:06:09] [INFO ] Flow matrix only has 710 transitions (discarded 203 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6118885436766290164.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5609740443628289638.kers'
[2026-05-24 10:06:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6118885436766290164.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5609740443628289638.kers]
Normalized transition count is 709 out of 710 initially.
Culling duplicate invariants (modulo rational): removing 16 columns.
Culled 16 columns in 0 ms.
// Phase 1: matrix 709 rows 489 cols 1509 entries
Finished phase 1 with 397 SingleSign rule and 0 generalized
[2026-05-24 10:06:09] [INFO ] Computed 108 invariants in 2 ms
Computed 108 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5609740443628289638.kers
Total runtime 3 ms.
[2026-05-24 10:06:09] [INFO ] Implicit Places using invariants in 88 ms returned []
[2026-05-24 10:06:09] [INFO ] Flow matrix only has 710 transitions (discarded 203 similar events)
[2026-05-24 10:06:09] [INFO ] Invariant cache hit.
[2026-05-24 10:06:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-24 10:06:09] [INFO ] Implicit Places using invariants and state equation in 226 ms returned []
Implicit Place search using SMT with State Equation took 323 ms to find 0 implicit places.
Running 912 sub problems to find dead transitions.
[2026-05-24 10:06:09] [INFO ] Flow matrix only has 710 transitions (discarded 203 similar events)
[2026-05-24 10:06:09] [INFO ] Invariant cache hit.
[2026-05-24 10:06:09] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 912 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 912 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 912 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 16/505 variables, 16/108 constraints. Problems are: Problem set: 0 solved, 912 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 505/1215 variables, and 108 constraints, problems are : Problem set: 0 solved, 912 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 108/108 constraints, State Equation: 0/505 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 912/912 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 912 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/488 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 912 unsolved
At refinement iteration 1 (OVERLAPS) 1/489 variables, 92/92 constraints. Problems are: Problem set: 0 solved, 912 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/489 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 912 unsolved
At refinement iteration 3 (OVERLAPS) 16/505 variables, 16/108 constraints. Problems are: Problem set: 0 solved, 912 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 505/1215 variables, and 108 constraints, problems are : Problem set: 0 solved, 912 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 108/108 constraints, State Equation: 0/505 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/912 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60135ms problems are : Problem set: 0 solved, 912 unsolved
Search for dead transitions found 0 dead transitions in 60138ms
Starting structural reductions in LTL mode, iteration 1 : 505/625 places, 913/982 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60475 ms. Remains : 505/625 places, 913/982 transitions.
[2026-05-24 10:07:09] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:07:09] [INFO ] Flatten gal took : 8 ms
[2026-05-24 10:07:09] [INFO ] Input system was already deterministic with 913 transitions.
[2026-05-24 10:07:09] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:07:09] [INFO ] Flatten gal took : 7 ms
[2026-05-24 10:07:09] [INFO ] Time to serialize gal into /tmp/CTLFireability4456670985322771654.gal : 2 ms
[2026-05-24 10:07:09] [INFO ] Time to serialize properties into /tmp/CTLFireability13328747464650819300.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4456670985322771654.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13328747464650819300.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.79856e+66,0.256502,8256,2,1406,5,5372,6,0,2683,3669,0
Converting to forward existential form...Done !
original formula: (E((!(((p413==1)&&(p1290==1))) * (((p373==1)&&(p1279==1)) + AG((!(((p605==1)&&(p952==1))) + EF(((p646==1)&&(p1672==1))))))) U (E(EX(!(((p...528
=> equivalent forward existential formula: (([(EY(FwdU((Init * E((!(((p413==1)&&(p1290==1))) * (((p373==1)&&(p1279==1)) + !(E(TRUE U !((!(((p605==1)&&(p952...1352
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Hit Full ! (commute/partial/dont) 908/4/5
(forward)formula 0,1,1.84384,50276,1,0,28,259316,47,26,11889,34657,46
FORMULA DLCflexbar-PT-6a-CTLFireability-2024-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
[2026-05-24 10:07:11] [INFO ] Flatten gal took : 10 ms
[2026-05-24 10:07:11] [INFO ] Flatten gal took : 10 ms
Total runtime 965588 ms.
BK_STOP 1779617231745
--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DLCflexbar-PT-6a"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is DLCflexbar-PT-6a, examination is CTLFireability"
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-177955695600458"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DLCflexbar-PT-6a.tgz
mv DLCflexbar-PT-6a execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;