Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r254-tall-171654363300007.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is MultiCrashLeafsetExtension-PT-S16C03, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-171654363300007
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.9M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.0K Apr 22 14:52 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 22 14:52 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Apr 22 14:52 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Apr 22 14:52 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 12 07:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Apr 12 07:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 18K Apr 12 07:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Apr 12 07:02 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K Apr 22 14:52 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.4K Apr 22 14:52 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.5M May 18 16:43 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716622734121

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=MultiCrashLeafsetExtension-PT-S16C03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 07:38:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-25 07:38:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 07:38:55] [INFO ] Load time of PNML (sax parser for PT used): 318 ms
[2024-05-25 07:38:55] [INFO ] Transformed 3606 places.
[2024-05-25 07:38:55] [INFO ] Transformed 5141 transitions.
[2024-05-25 07:38:55] [INFO ] Parsed PT model containing 3606 places and 5141 transitions and 20838 arcs in 518 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3606/3606 places, 5141/5141 transitions.
Reduce places removed 26 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 816 transitions
Trivial Post-agglo rules discarded 816 transitions
Performed 816 trivial Post agglomeration. Transition count delta: 816
Iterating post reduction 0 with 842 rules applied. Total rules applied 842 place count 3580 transition count 4325
Reduce places removed 816 places and 0 transitions.
Iterating post reduction 1 with 816 rules applied. Total rules applied 1658 place count 2764 transition count 4325
Performed 102 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 102 Pre rules applied. Total rules applied 1658 place count 2764 transition count 4223
Deduced a syphon composed of 102 places in 18 ms
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 2 with 204 rules applied. Total rules applied 1862 place count 2662 transition count 4223
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 5 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 2 with 34 rules applied. Total rules applied 1896 place count 2645 transition count 4206
Applied a total of 1896 rules in 381 ms. Remains 2645 /3606 variables (removed 961) and now considering 4206/5141 (removed 935) transitions.
[2024-05-25 07:38:56] [INFO ] Flow matrix only has 3934 transitions (discarded 272 similar events)
// Phase 1: matrix 3934 rows 2645 cols
[2024-05-25 07:38:56] [INFO ] Computed 433 invariants in 248 ms
[2024-05-25 07:39:00] [INFO ] Implicit Places using invariants in 4464 ms returned [4, 7, 14, 23, 34, 47, 62, 79, 98, 118, 137, 154, 169, 182, 193, 202, 209, 222, 228, 234, 241, 250, 261, 274, 289, 306, 324, 341, 356, 369, 380, 389, 396, 402, 415, 421, 427, 433, 440, 449, 460, 473, 488, 504, 519, 532, 543, 552, 559, 565, 571, 584, 590, 596, 602, 608, 615, 624, 635, 648, 662, 675, 686, 695, 702, 708, 714, 720, 733, 739, 745, 751, 757, 763, 770, 779, 790, 802, 813, 822, 829, 835, 841, 847, 853, 866, 872, 878, 884, 890, 896, 902, 909, 918, 928, 937, 944, 950, 956, 962, 968, 974, 987, 993, 999, 1005, 1011, 1017, 1023, 1029, 1036, 1044, 1051, 1057, 1063, 1069, 1075, 1081, 1087, 1100, 1106, 1112, 1118, 1124, 1130, 1136, 1142, 1148, 1154, 1160, 1166, 1172, 1178, 1184, 1190, 1196, 1209, 1211, 1214, 1220, 1226, 1232, 1238, 1244, 1250, 1256, 1262, 1268, 1274, 1280, 1286, 1292, 1298, 1304, 1317, 1323, 1329, 1335, 1341, 1347, 1353, 1359, 1365, 1371, 1377, 1383, 1389, 1395, 1401, 1407, 1413, 1426, 1432, 1438, 1444, 1450, 1456, 1462, 1468, 1474, 1481, 1489, 1496, 1502, 1508, 1514, 1520, 1526, 1539, 1545, 1551, 1557, 1563, 1569, 1575, 1581, 1588, 1597, 1607, 1616, 1623, 1629, 1635, 1641, 1647, 1660, 1666, 1672, 1678, 1684, 1690, 1696, 1703, 1712, 1723, 1735, 1746, 1755, 1762, 1768, 1774, 1780, 1793, 1799, 1805, 1811, 1817, 1823, 1830, 1839, 1850, 1863, 1877, 1890, 1901, 1910, 1917, 1923, 1929, 1942, 1948, 1954, 1960, 1966, 1973, 1982, 1993, 2006, 2021, 2037, 2052, 2065, 2076, 2085, 2092, 2098, 2111, 2117, 2123, 2129, 2136, 2145, 2156, 2169, 2184, 2201, 2219, 2236, 2251, 2264, 2275, 2284, 2291, 2304, 2306, 2309, 2315, 2322, 2331, 2342, 2355, 2370, 2387, 2406, 2426, 2445, 2462, 2477, 2490, 2501, 2510, 2524]
[2024-05-25 07:39:00] [INFO ] Actually due to overlaps returned [222, 415, 584, 733, 866, 987, 1100, 1209, 1317, 1426, 1539, 1660, 1793, 1942, 2111, 2304, 2524, 4, 1211, 2306]
Discarding 20 places :
Implicit Place search using SMT only with invariants took 4526 ms to find 20 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 2625/3606 places, 4206/5141 transitions.
Applied a total of 0 rules in 31 ms. Remains 2625 /2625 variables (removed 0) and now considering 4206/4206 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 4973 ms. Remains : 2625/3606 places, 4206/5141 transitions.
Initial state reduction rules removed 17 formulas.
RANDOM walk for 40000 steps (1576 resets) in 9631 ms. (4 steps per ms) remains 1950/4189 properties
BEST_FIRST walk for 124 steps (4 resets) in 10 ms. (11 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 9 ms. (12 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 14 ms. (8 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 21 ms. (5 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 12 ms. (9 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 14 ms. (8 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 13 ms. (8 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 20 ms. (5 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 10 ms. (11 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 9 ms. (12 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 8 ms. (13 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 10 ms. (11 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 9 ms. (12 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 13 ms. (8 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 10 ms. (11 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 12 ms. (9 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 10 ms. (11 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 11 ms. (10 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 8 ms. (13 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 9 ms. (12 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 8 ms. (13 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 8 ms. (13 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 7 ms. (15 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 6 ms. (17 steps per ms) remains 1950/1950 properties
BEST_FIRST walk for 124 steps (4 resets) in 5 ms. (20 steps per ms) remains 1950/1950 properties
[2024-05-25 07:39:03] [INFO ] Flow matrix only has 3934 transitions (discarded 272 similar events)
// Phase 1: matrix 3934 rows 2625 cols
[2024-05-25 07:39:03] [INFO ] Computed 413 invariants in 87 ms
[2024-05-25 07:39:03] [INFO ] State equation strengthened by 1362 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1187 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 1950 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1187/6559 variables, and 28 constraints, problems are : Problem set: 0 solved, 1950 unsolved in 5085 ms.
Refiners :[Positive P Invariants (semi-flows): 28/31 constraints, Generalized P Invariants (flows): 0/382 constraints, State Equation: 0/2625 constraints, ReadFeed: 0/1362 constraints, PredecessorRefiner: 1950/1950 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1950 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1187 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 1950 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1187/6559 variables, and 28 constraints, problems are : Problem set: 0 solved, 1950 unsolved in 5041 ms.
Refiners :[Positive P Invariants (semi-flows): 28/31 constraints, Generalized P Invariants (flows): 0/382 constraints, State Equation: 0/2625 constraints, ReadFeed: 0/1362 constraints, PredecessorRefiner: 0/1950 constraints, Known Traps: 0/0 constraints]
After SMT, in 12010ms problems are : Problem set: 0 solved, 1950 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1187 out of 2625 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2625/2625 places, 4206/4206 transitions.
Discarding 627 places :
Symmetric choice reduction at 0 with 627 rule applications. Total rules 627 place count 1998 transition count 3579
Iterating global reduction 0 with 627 rules applied. Total rules applied 1254 place count 1998 transition count 3579
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 1254 place count 1998 transition count 3575
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 1262 place count 1994 transition count 3575
Discarding 151 places :
Symmetric choice reduction at 0 with 151 rule applications. Total rules 1413 place count 1843 transition count 3122
Iterating global reduction 0 with 151 rules applied. Total rules applied 1564 place count 1843 transition count 3122
Free-agglomeration rule (complex) applied 11 times.
Iterating global reduction 0 with 11 rules applied. Total rules applied 1575 place count 1843 transition count 3111
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 0 with 11 rules applied. Total rules applied 1586 place count 1832 transition count 3111
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 1590 place count 1832 transition count 3111
Applied a total of 1590 rules in 670 ms. Remains 1832 /2625 variables (removed 793) and now considering 3111/4206 (removed 1095) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 670 ms. Remains : 1832/2625 places, 3111/4206 transitions.
RANDOM walk for 1049035 steps (46419 resets) in 120004 ms. (8 steps per ms) remains 1648/1950 properties
BEST_FIRST walk for 4004 steps (32 resets) in 135 ms. (29 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 115 ms. (34 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 125 ms. (31 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 126 ms. (31 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 105 ms. (37 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 87 ms. (45 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 111 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 90 ms. (44 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 87 ms. (45 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (32 resets) in 135 ms. (29 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 120 ms. (33 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 95 ms. (41 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 134 ms. (29 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (29 resets) in 114 ms. (34 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (31 resets) in 113 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 103 ms. (38 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (26 resets) in 96 ms. (41 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (29 resets) in 112 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 93 ms. (42 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (26 resets) in 87 ms. (45 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 100 ms. (39 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 96 ms. (41 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (30 resets) in 99 ms. (40 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 76 ms. (52 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (26 resets) in 71 ms. (55 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 73 ms. (54 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (25 resets) in 68 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 72 ms. (54 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 71 ms. (55 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (29 resets) in 77 ms. (51 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (26 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 73 ms. (54 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 75 ms. (52 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 74 ms. (53 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 72 ms. (54 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (26 resets) in 69 ms. (57 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (29 resets) in 76 ms. (52 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 67 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 67 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (27 resets) in 69 ms. (57 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 68 ms. (57 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 67 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 67 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 68 ms. (58 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 68 ms. (58 steps per ms) remains 1648/1648 properties
[2024-05-25 07:39:47] [INFO ] Flow matrix only has 2829 transitions (discarded 282 similar events)
// Phase 1: matrix 2829 rows 1832 cols
[2024-05-25 07:39:48] [INFO ] Computed 413 invariants in 48 ms
[2024-05-25 07:39:48] [INFO ] State equation strengthened by 1060 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/915 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 1648 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 915/4661 variables, and 24 constraints, problems are : Problem set: 0 solved, 1648 unsolved in 45041 ms.
Refiners :[Positive P Invariants (semi-flows): 24/31 constraints, Generalized P Invariants (flows): 0/382 constraints, State Equation: 0/1832 constraints, ReadFeed: 0/1060 constraints, PredecessorRefiner: 1648/1648 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1648 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/915 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 1648 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/915 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1648 unsolved
At refinement iteration 2 (OVERLAPS) 441/1356 variables, 5/29 constraints. Problems are: Problem set: 0 solved, 1648 unsolved
[2024-05-25 07:41:03] [INFO ] Deduced a trap composed of 37 places in 81 ms of which 10 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 122 places in 150 ms of which 4 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 164 places in 125 ms of which 2 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 147 places in 120 ms of which 2 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 221 places in 113 ms of which 2 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 154 places in 164 ms of which 3 ms to minimize.
[2024-05-25 07:41:04] [INFO ] Deduced a trap composed of 179 places in 195 ms of which 3 ms to minimize.
[2024-05-25 07:41:05] [INFO ] Deduced a trap composed of 197 places in 232 ms of which 4 ms to minimize.
[2024-05-25 07:41:05] [INFO ] Deduced a trap composed of 218 places in 237 ms of which 3 ms to minimize.
[2024-05-25 07:41:05] [INFO ] Deduced a trap composed of 207 places in 244 ms of which 4 ms to minimize.
[2024-05-25 07:41:06] [INFO ] Deduced a trap composed of 229 places in 261 ms of which 4 ms to minimize.
[2024-05-25 07:41:06] [INFO ] Deduced a trap composed of 537 places in 647 ms of which 8 ms to minimize.
[2024-05-25 07:41:07] [INFO ] Deduced a trap composed of 486 places in 644 ms of which 9 ms to minimize.
[2024-05-25 07:41:08] [INFO ] Deduced a trap composed of 508 places in 670 ms of which 8 ms to minimize.
[2024-05-25 07:41:08] [INFO ] Deduced a trap composed of 511 places in 654 ms of which 8 ms to minimize.
[2024-05-25 07:41:09] [INFO ] Deduced a trap composed of 532 places in 648 ms of which 8 ms to minimize.
[2024-05-25 07:41:10] [INFO ] Deduced a trap composed of 533 places in 626 ms of which 7 ms to minimize.
[2024-05-25 07:41:10] [INFO ] Deduced a trap composed of 599 places in 652 ms of which 8 ms to minimize.
[2024-05-25 07:41:11] [INFO ] Deduced a trap composed of 557 places in 623 ms of which 8 ms to minimize.
[2024-05-25 07:41:12] [INFO ] Deduced a trap composed of 578 places in 652 ms of which 8 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/1356 variables, 20/49 constraints. Problems are: Problem set: 0 solved, 1648 unsolved
[2024-05-25 07:41:14] [INFO ] Deduced a trap composed of 213 places in 252 ms of which 4 ms to minimize.
[2024-05-25 07:41:14] [INFO ] Deduced a trap composed of 514 places in 613 ms of which 8 ms to minimize.
[2024-05-25 07:41:15] [INFO ] Deduced a trap composed of 538 places in 584 ms of which 8 ms to minimize.
[2024-05-25 07:41:16] [INFO ] Deduced a trap composed of 550 places in 647 ms of which 9 ms to minimize.
[2024-05-25 07:41:16] [INFO ] Deduced a trap composed of 559 places in 649 ms of which 8 ms to minimize.
[2024-05-25 07:41:17] [INFO ] Deduced a trap composed of 581 places in 641 ms of which 8 ms to minimize.
[2024-05-25 07:41:18] [INFO ] Deduced a trap composed of 605 places in 625 ms of which 8 ms to minimize.
[2024-05-25 07:41:18] [INFO ] Deduced a trap composed of 566 places in 617 ms of which 9 ms to minimize.
[2024-05-25 07:41:19] [INFO ] Deduced a trap composed of 592 places in 624 ms of which 8 ms to minimize.
SMT process timed out in 91620ms, After SMT, problems are : Problem set: 0 solved, 1648 unsolved
Fused 1648 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 915 out of 1832 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1832/1832 places, 3111/3111 transitions.
Discarding 87 places :
Symmetric choice reduction at 0 with 87 rule applications. Total rules 87 place count 1745 transition count 3024
Iterating global reduction 0 with 87 rules applied. Total rules applied 174 place count 1745 transition count 3024
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 174 place count 1745 transition count 3022
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 178 place count 1743 transition count 3022
Discarding 87 places :
Symmetric choice reduction at 0 with 87 rule applications. Total rules 265 place count 1656 transition count 2761
Iterating global reduction 0 with 87 rules applied. Total rules applied 352 place count 1656 transition count 2761
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 356 place count 1656 transition count 2757
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 360 place count 1652 transition count 2757
Applied a total of 360 rules in 176 ms. Remains 1652 /1832 variables (removed 180) and now considering 2757/3111 (removed 354) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 1652/1832 places, 2757/3111 transitions.
RANDOM walk for 1186274 steps (53456 resets) in 120004 ms. (9 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 121 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 132 ms. (30 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 126 ms. (31 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 122 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 120 ms. (33 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 95 ms. (41 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 99 ms. (40 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 90 ms. (44 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 95 ms. (41 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 97 ms. (40 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 121 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 149 ms. (26 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (32 resets) in 143 ms. (27 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (30 resets) in 116 ms. (34 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (32 resets) in 131 ms. (30 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (26 resets) in 87 ms. (45 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (26 resets) in 84 ms. (47 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (29 resets) in 109 ms. (36 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 70 ms. (56 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (27 resets) in 106 ms. (37 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 108 ms. (36 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 100 ms. (39 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (31 resets) in 124 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 124 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 85 ms. (46 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 97 ms. (40 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 108 ms. (36 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (25 resets) in 112 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4002 steps (28 resets) in 121 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (29 resets) in 117 ms. (33 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 108 ms. (36 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 79 ms. (50 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 82 ms. (48 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 88 ms. (44 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (27 resets) in 176 ms. (22 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (25 resets) in 151 ms. (26 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 122 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (26 resets) in 105 ms. (37 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 123 ms. (32 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 87 ms. (45 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 111 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 112 ms. (35 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (26 resets) in 84 ms. (47 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 92 ms. (43 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 93 ms. (42 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (27 resets) in 136 ms. (29 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (26 resets) in 117 ms. (33 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4003 steps (28 resets) in 107 ms. (37 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4001 steps (27 resets) in 116 ms. (34 steps per ms) remains 1648/1648 properties
BEST_FIRST walk for 4004 steps (28 resets) in 113 ms. (35 steps per ms) remains 1648/1648 properties
Probably explored full state space saw : 149630 states, properties seen :0
Probabilistic random walk after 334799 steps, saw 149630 distinct states, run finished after 33581 ms. (steps per millisecond=9 ) properties seen :0
Explored full state space saw : 149633 states, properties seen :0
Exhaustive walk after 334805 steps, saw 149633 distinct states, run finished after 32885 ms. (steps per millisecond=10 ) properties seen :0
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK EXHAUSTIVE_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 242975 ms.
ITS solved all properties within timeout

BK_STOP 1716622978323

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="MultiCrashLeafsetExtension-PT-S16C03"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is MultiCrashLeafsetExtension-PT-S16C03, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-171654363300007"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S16C03.tgz
mv MultiCrashLeafsetExtension-PT-S16C03 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;