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.r135-tall-171631130300068.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DatabaseWithMutex-PT-20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r135-tall-171631130300068
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 18M
-rw-r--r-- 1 mcc users 332K Apr 11 18:44 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.4M Apr 11 18:44 CTLCardinality.xml
-rw-r--r-- 1 mcc users 473K Apr 11 18:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.3M Apr 11 18:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.7K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 178K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 550K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 197K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 722K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 547K Apr 11 20:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.3M Apr 11 20:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 974K Apr 11 19:41 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 4.6M Apr 11 19:41 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 34K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 78K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 2.7M May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-00
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-01
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-02
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-03
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-04
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-05
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-06
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-07
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-08
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-09
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-10
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-11
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-12
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-13
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-14
FORMULA_NAME DatabaseWithMutex-PT-20-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716331694197

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DatabaseWithMutex-PT-20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 22:48:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-21 22:48:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 22:48:15] [INFO ] Load time of PNML (sax parser for PT used): 307 ms
[2024-05-21 22:48:15] [INFO ] Transformed 3260 places.
[2024-05-21 22:48:15] [INFO ] Transformed 3200 transitions.
[2024-05-21 22:48:15] [INFO ] Found NUPN structural information;
[2024-05-21 22:48:15] [INFO ] Parsed PT model containing 3260 places and 3200 transitions and 23200 arcs in 450 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 43 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
[2024-05-21 22:48:15] [INFO ] Reduced 380 identical enabling conditions.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DatabaseWithMutex-PT-20-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 3260 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 47 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 22:48:16] [INFO ] Computed 460 invariants in 154 ms
[2024-05-21 22:48:18] [INFO ] Implicit Places using invariants in 1249 ms returned []
[2024-05-21 22:48:18] [INFO ] Invariant cache hit.
[2024-05-21 22:48:20] [INFO ] Implicit Places using invariants and state equation in 2779 ms returned []
Implicit Place search using SMT with State Equation took 4063 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 22:48:20] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32650ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32726ms
Finished structural reductions in LTL mode , in 1 iterations and 36879 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Support contains 3260 out of 3260 places after structural reductions.
[2024-05-21 22:48:54] [INFO ] Flatten gal took : 631 ms
[2024-05-21 22:48:57] [INFO ] Flatten gal took : 609 ms
[2024-05-21 22:49:00] [INFO ] Input system was already deterministic with 3200 transitions.
Reduction of identical properties reduced properties to check from 29 to 24
RANDOM walk for 40000 steps (8 resets) in 3721 ms. (10 steps per ms) remains 2/24 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 1/2 properties
[2024-05-21 22:49:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 26/29 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 200/229 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 200/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/229 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 638/867 variables, 54/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/867 variables, 638/926 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-21 22:49:02] [INFO ] Deduced a trap composed of 31 places in 101 ms of which 17 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/867 variables, 1/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/867 variables, 0/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 347/1214 variables, 19/946 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1214 variables, 347/1293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1214 variables, 0/1293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2046/3260 variables, 382/1675 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3260 variables, 2046/3721 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3260 variables, 0/3721 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3200/6460 variables, 3260/6981 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6460/6460 variables, and 6981 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3324 ms.
Refiners :[Domain max(s): 3260/3260 constraints, Positive P Invariants (semi-flows): 78/78 constraints, Generalized P Invariants (flows): 382/382 constraints, State Equation: 3260/3260 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 26/29 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 26/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 200/229 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/229 variables, 200/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/229 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 638/867 variables, 54/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/867 variables, 638/926 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/867 variables, 1/927 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-21 22:49:05] [INFO ] Deduced a trap composed of 31 places in 115 ms of which 3 ms to minimize.
[2024-05-21 22:49:05] [INFO ] Deduced a trap composed of 31 places in 111 ms of which 1 ms to minimize.
[2024-05-21 22:49:05] [INFO ] Deduced a trap composed of 31 places in 106 ms of which 1 ms to minimize.
[2024-05-21 22:49:06] [INFO ] Deduced a trap composed of 31 places in 107 ms of which 2 ms to minimize.
[2024-05-21 22:49:06] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/867 variables, 5/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/867 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 347/1214 variables, 19/951 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1214 variables, 347/1298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1214 variables, 0/1298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2046/3260 variables, 382/1680 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3260 variables, 2046/3726 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3260 variables, 0/3726 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 3200/6460 variables, 3260/6986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6460/6460 variables, and 6987 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3417 ms.
Refiners :[Domain max(s): 3260/3260 constraints, Positive P Invariants (semi-flows): 78/78 constraints, Generalized P Invariants (flows): 382/382 constraints, State Equation: 3260/3260 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 6800ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 780 transitions
Trivial Post-agglo rules discarded 780 transitions
Performed 780 trivial Post agglomeration. Transition count delta: 780
Iterating post reduction 0 with 780 rules applied. Total rules applied 780 place count 3260 transition count 2420
Reduce places removed 800 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 799 transitions
Trivial Post-agglo rules discarded 799 transitions
Performed 799 trivial Post agglomeration. Transition count delta: 799
Iterating post reduction 1 with 1599 rules applied. Total rules applied 2379 place count 2460 transition count 1621
Reduce places removed 799 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 800 rules applied. Total rules applied 3179 place count 1661 transition count 1620
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 3180 place count 1660 transition count 1620
Performed 399 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 399 Pre rules applied. Total rules applied 3180 place count 1660 transition count 1221
Deduced a syphon composed of 399 places in 1 ms
Reduce places removed 399 places and 0 transitions.
Iterating global reduction 4 with 798 rules applied. Total rules applied 3978 place count 1261 transition count 1221
Free-agglomeration rule applied 380 times.
Iterating global reduction 4 with 380 rules applied. Total rules applied 4358 place count 1261 transition count 841
Reduce places removed 380 places and 0 transitions.
Iterating post reduction 4 with 380 rules applied. Total rules applied 4738 place count 881 transition count 841
Free-agglomeration rule (complex) applied 19 times.
Iterating global reduction 5 with 19 rules applied. Total rules applied 4757 place count 881 transition count 822
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 5 with 19 rules applied. Total rules applied 4776 place count 862 transition count 822
Applied a total of 4776 rules in 8611 ms. Remains 862 /3260 variables (removed 2398) and now considering 822/3200 (removed 2378) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8612 ms. Remains : 862/3260 places, 822/3200 transitions.
RANDOM walk for 3063 steps (0 resets) in 472 ms. (6 steps per ms) remains 0/1 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((p0 U p1)||X(!p2)) U (G(((p0 U p1)||X(!p2)))||(((p0 U p1)||X(!p2))&&X(!p1)))))'
Support contains 1600 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 66 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 22:49:18] [INFO ] Invariant cache hit.
[2024-05-21 22:49:22] [INFO ] Implicit Places using invariants in 3956 ms returned []
[2024-05-21 22:49:22] [INFO ] Invariant cache hit.
[2024-05-21 22:49:37] [INFO ] Implicit Places using invariants and state equation in 14739 ms returned []
Implicit Place search using SMT with State Equation took 18700 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 22:49:37] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32505ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32535ms
Finished structural reductions in LTL mode , in 1 iterations and 51313 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 307 ms :[true, p2, (AND (NOT p1) p2), (AND (NOT p1) p2), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 7560 ms.
Product exploration explored 100000 steps with 50000 reset in 7214 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p1) (NOT p0)), (X (NOT p2)), (X (NOT (AND (NOT p1) p0 p2))), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 25 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-PT-20-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-00 finished in 85237 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U G((p1&&(F(G(p3))||p2)))))'
Support contains 820 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 187 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 22:50:43] [INFO ] Invariant cache hit.
[2024-05-21 22:50:56] [INFO ] Implicit Places using invariants in 12150 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 12174 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 97 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12459 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 450 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p0), (AND (NOT p0) (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), true, (NOT p3), (OR (AND (NOT p0) (NOT p1) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))), (OR (AND p0 (NOT p2) (NOT p3)) (AND p0 (NOT p1))), (OR (AND p0 (NOT p1) (NOT p3)) (AND p0 (NOT p2) (NOT p3)))]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 4953 ms.
Product exploration explored 100000 steps with 0 reset in 5016 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p1 p2 p3))), (X (NOT p3)), (X (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) p3) (AND (NOT p2) p3)))), (X (AND p1 (NOT p2))), (X (OR (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X (AND p1 (NOT p2) (NOT p0))), (X (NOT (AND p1 p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X p1), (X (X (NOT (OR (AND (NOT p1) p3) (AND (NOT p2) p3))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 p2 p3))), (X (X (NOT (AND p1 p2 p3)))), (X (X p3)), (X (X (NOT p3))), (X (X (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3)))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (AND p1 p2 (NOT p0)))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0))))))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 24 factoid took 845 ms. Reduced automaton from 10 states, 27 edges and 4 AP (stutter sensitive) to 8 states, 25 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 354 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (AND p1 (NOT p0)), (AND p1 (NOT p0) p2 (NOT p3)), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p3))), true, (NOT p3), (OR (AND p0 (NOT p2) (NOT p3)) (AND p0 (NOT p1))), (OR (AND p0 (NOT p1) (NOT p3)) (AND p0 (NOT p2) (NOT p3)))]
Reduction of identical properties reduced properties to check from 18 to 17
RANDOM walk for 40000 steps (8 resets) in 2003 ms. (19 steps per ms) remains 1/17 properties
BEST_FIRST walk for 40004 steps (8 resets) in 1920 ms. (20 steps per ms) remains 1/1 properties
// Phase 1: matrix 3200 rows 2860 cols
[2024-05-21 22:51:34] [INFO ] Computed 60 invariants in 225 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2288/2708 variables, 25/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2708 variables, 2288/2733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2708 variables, 0/2733 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/2754 variables, 20/2753 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2754 variables, 46/2799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2754 variables, 0/2799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/2860 variables, 15/2814 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2860 variables, 106/2920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2860 variables, 0/2920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6060/6060 variables, and 5780 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5025 ms.
Refiners :[Domain max(s): 2860/2860 constraints, Positive P Invariants (semi-flows): 45/45 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 2860/2860 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Problem apf13 is UNSAT
After SMT solving in domain Int declared 420/6060 variables, and 420 constraints, problems are : Problem set: 1 solved, 0 unsolved in 116 ms.
Refiners :[Domain max(s): 420/2860 constraints, Positive P Invariants (semi-flows): 0/45 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/2860 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 5729ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p2) (NOT p0) (NOT p3)), (X (NOT p2)), (X (NOT (AND p1 p2 p3))), (X (NOT p3)), (X (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3)))), (X (NOT (OR (AND (NOT p1) p3) (AND (NOT p2) p3)))), (X (AND p1 (NOT p2))), (X (OR (NOT p1) (NOT p2))), (X (NOT (AND p1 p2))), (X (AND p1 (NOT p2) (NOT p0))), (X (NOT (AND p1 p2 (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND p1 (NOT p0))), (X (NOT p0)), (X p1), (X (X (NOT (OR (AND (NOT p1) p3) (AND (NOT p2) p3))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND p1 p2 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p2) p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (G (OR (NOT p1) p3 (NOT p2)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND p1 p2 p3))), (X (X (NOT (AND p1 p2 p3)))), (X (X p3)), (X (X (NOT p3))), (X (X (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3)))))), (X (X (AND p1 (NOT p2)))), (X (X (NOT (AND p1 (NOT p2))))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND p1 (NOT p2) (NOT p0)))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (X (X (AND p1 p2 (NOT p0)))), (X (X (NOT (AND p1 p2 (NOT p0))))), (X (X (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0)))))), (F (NOT (AND p1 (NOT p0)))), (F (NOT (OR p1 p0))), (F (NOT (OR (NOT p1) (NOT p3) (NOT p2)))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (AND p1 (NOT p2) (NOT p0)))), (F (NOT (OR (NOT p1) p2 (NOT p0)))), (F (NOT (AND (OR p1 p3 (NOT p0)) (OR p3 p2 (NOT p0))))), (F (NOT (AND (OR p1 (NOT p3) (NOT p0)) (OR (NOT p3) p2 (NOT p0))))), (F (NOT (AND (OR p1 (NOT p0)) (OR p2 (NOT p0))))), (F (NOT (OR (NOT p1) (NOT p2) p0))), (F p2), (F (NOT p1)), (F (NOT (OR (NOT p1) (NOT p0)))), (F p0), (F p3), (F (NOT (OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p0))))), (F (NOT (OR (NOT p1) (NOT p2) (NOT p0))))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p1 p0)))
Knowledge based reduction with 25 factoid took 1008 ms. Reduced automaton from 8 states, 25 edges and 4 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-PT-20-LTLFireability-01 FALSE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-01 finished in 57450 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((X(p1)&&p0))))'
Support contains 420 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 169 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 22:51:41] [INFO ] Computed 460 invariants in 61 ms
[2024-05-21 22:51:53] [INFO ] Implicit Places using invariants in 11861 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 11878 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 126 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12174 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 131 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-02
Product exploration explored 100000 steps with 3412 reset in 8034 ms.
Product exploration explored 100000 steps with 3416 reset in 7862 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 127 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 268 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (8 resets) in 851 ms. (46 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4568 ms. (8 steps per ms) remains 1/1 properties
// Phase 1: matrix 3200 rows 2860 cols
[2024-05-21 22:52:35] [INFO ] Computed 60 invariants in 254 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 2360/2780 variables, 45/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2780 variables, 2360/2825 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2780 variables, 0/2825 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 80/2860 variables, 15/2840 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2860 variables, 80/2920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2860 variables, 0/2920 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6060/6060 variables, and 5780 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5025 ms.
Refiners :[Domain max(s): 2860/2860 constraints, Positive P Invariants (semi-flows): 45/45 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 2860/2860 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 420/6060 variables, and 420 constraints, problems are : Problem set: 1 solved, 0 unsolved in 152 ms.
Refiners :[Domain max(s): 420/2860 constraints, Positive P Invariants (semi-flows): 0/45 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/2860 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6231ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1))), (G (OR p1 (NOT p0)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 10 factoid took 231 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 128 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
[2024-05-21 22:52:42] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2024-05-21 22:52:58] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 420 out of 2860 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2860/2860 places, 3200/3200 transitions.
Applied a total of 0 rules in 151 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 22:53:13] [INFO ] Invariant cache hit.
[2024-05-21 22:53:49] [INFO ] Performed 1035/2860 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2024-05-21 22:55:53] [INFO ] Implicit Places using invariants in 160020 ms returned []
[2024-05-21 22:55:53] [INFO ] Invariant cache hit.
[2024-05-21 22:58:33] [INFO ] Implicit Places with SMT raised an exceptionSMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... after 160033 ms
Implicit Place search using SMT with State Equation took 320059 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 22:58:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 2840/2840 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32718ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32748ms
Finished structural reductions in LTL mode , in 1 iterations and 352965 ms. Remains : 2860/2860 places, 3200/3200 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 97 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 105 steps (0 resets) in 18 ms. (5 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0), (F p1)]
Knowledge based reduction with 5 factoid took 152 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
[2024-05-21 22:59:17] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2024-05-21 22:59:33] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 129 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 3408 reset in 7787 ms.
Product exploration explored 100000 steps with 3412 reset in 7756 ms.
Support contains 420 out of 2860 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2860/2860 places, 3200/3200 transitions.
Applied a total of 0 rules in 134 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:00:04] [INFO ] Invariant cache hit.
[2024-05-21 23:00:40] [INFO ] Performed 1035/2860 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2024-05-21 23:02:44] [INFO ] Performed 1037/2860 implicitness test of which 0 returned IMPLICIT in 159 seconds.
[2024-05-21 23:02:44] [INFO ] Timeout of Implicit test with SMT after 159 seconds.
[2024-05-21 23:02:44] [INFO ] Implicit Places using invariants in 160028 ms returned []
[2024-05-21 23:02:44] [INFO ] Invariant cache hit.
[2024-05-21 23:05:24] [INFO ] Implicit Places using invariants and state equation in 160040 ms returned []
Implicit Place search using SMT with State Equation took 320072 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 23:05:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 2840/2840 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32521ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32549ms
Finished structural reductions in LTL mode , in 1 iterations and 352768 ms. Remains : 2860/2860 places, 3200/3200 transitions.
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-02 finished in 857047 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((F(!p1)&&p0))))'
Support contains 1200 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 111 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:05:58] [INFO ] Computed 460 invariants in 53 ms
[2024-05-21 23:06:02] [INFO ] Implicit Places using invariants in 3923 ms returned []
[2024-05-21 23:06:02] [INFO ] Invariant cache hit.
[2024-05-21 23:06:18] [INFO ] Implicit Places using invariants and state equation in 16274 ms returned []
Implicit Place search using SMT with State Equation took 20202 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 23:06:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32784ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32816ms
Finished structural reductions in LTL mode , in 1 iterations and 53136 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) p1), p1, (OR (NOT p0) p1)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-04
Product exploration explored 100000 steps with 50000 reset in 5317 ms.
Product exploration explored 100000 steps with 50000 reset in 5334 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (NOT (AND p0 p1))), (X (NOT p1)), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 20 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-PT-20-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-04 finished in 76969 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 400 out of 3260 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3260 transition count 2800
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2860 transition count 2800
Performed 800 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 800 Pre rules applied. Total rules applied 800 place count 2860 transition count 2000
Deduced a syphon composed of 800 places in 1 ms
Reduce places removed 800 places and 0 transitions.
Iterating global reduction 2 with 1600 rules applied. Total rules applied 2400 place count 2060 transition count 2000
Applied a total of 2400 rules in 490 ms. Remains 2060 /3260 variables (removed 1200) and now considering 2000/3200 (removed 1200) transitions.
// Phase 1: matrix 2000 rows 2060 cols
[2024-05-21 23:07:15] [INFO ] Computed 460 invariants in 39 ms
[2024-05-21 23:07:25] [INFO ] Implicit Places using invariants in 9537 ms returned [4, 13, 14, 17, 21, 22, 26, 30, 31, 34, 35, 53, 59, 61, 66, 68, 69, 81, 86, 87, 89, 95, 104, 125, 130, 131, 133, 138, 139, 149, 159, 171, 174, 175, 182, 194, 195, 196, 198, 203, 206, 221, 229, 232, 242, 245, 263, 265, 266, 276, 286, 287, 308, 315, 323, 328, 329, 331, 334, 335, 339, 352, 353, 360, 366, 371, 373, 376, 377, 381, 382, 387, 391, 407, 410, 413, 416, 419, 429, 430, 433, 438, 447, 450, 453, 456, 458, 461, 464, 472, 477, 478, 480, 481, 483, 487, 490, 509, 512, 519, 523, 524, 530, 532, 535, 538, 552, 555, 566, 571, 573, 584, 592, 594, 599, 602, 606, 612, 616, 620, 621, 624, 625, 626, 639, 642, 645, 663, 667, 674, 677, 680, 692, 693, 694, 704, 708, 710, 711, 716, 718, 724, 726, 732, 733, 738, 740, 743, 744, 751, 755, 768, 774, 775, 777, 791, 792, 796, 802, 816, 821, 823, 825, 828, 830, 832, 833, 844, 849, 855, 858, 859, 860, 862, 864, 865, 867, 868, 872, 873, 874, 882, 884, 887, 892, 895, 902, 906, 910, 914, 918, 924, 927, 938, 946, 949, 957, 962, 963, 966, 969, 971, 974, 982, 984, 997, 998, 1008, 1010, 1023, 1027, 1035, 1036, 1037, 1049, 1050, 1051, 1056, 1057, 1059, 1061, 1070, 1072, 1092, 1101, 1105, 1106, 1109, 1120, 1121, 1122, 1129, 1130, 1141, 1143, 1147, 1148, 1152, 1153, 1162, 1167, 1178, 1190, 1193, 1194, 1198, 1202, 1203, 1206, 1225, 1231, 1232, 1233, 1234, 1237, 1241, 1244, 1247, 1252, 1259, 1272, 1277, 1280, 1286, 1294, 1299, 1301, 1307, 1308, 1311, 1315, 1336, 1337, 1344, 1345, 1346, 1351, 1362, 1363, 1377, 1381, 1385, 1386, 1393, 1401, 1403, 1405, 1421, 1423, 1429, 1433, 1437, 1438, 1439, 1450, 1452, 1457, 1477, 1484, 1485, 1498, 1500, 1502, 1503, 1506, 1507, 1508, 1519, 1524, 1541, 1544, 1545, 1547, 1556, 1557, 1578, 1583, 1592, 1607, 1611, 1615, 1620, 1629, 1634, 1642, 1645, 1646, 1660, 1661, 1666, 1673, 1678, 1682, 1684, 1685, 1699, 1707, 1711, 1715, 1718, 1724, 1726, 1727, 1730, 1744, 1749, 1757, 1761, 1766, 1771, 1772, 1774, 1779, 1780, 1781, 1790, 1802, 1812, 1813, 1815, 1818, 1825, 1847, 1851, 1856, 1865, 1868, 1873, 1874, 1876, 1888, 1890, 1895, 1898, 1903, 1905, 1914, 1915, 1925, 1927, 1933, 1940, 1942, 1946, 1950, 1960, 1969, 1973, 1979, 1988, 1997, 2021, 2023, 2030, 2032, 2040, 2045, 2049, 2053, 2054]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 9554 ms to find 400 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1660/3260 places, 2000/3200 transitions.
Applied a total of 0 rules in 103 ms. Remains 1660 /1660 variables (removed 0) and now considering 2000/2000 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10147 ms. Remains : 1660/3260 places, 2000/3200 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 1481 ms.
Product exploration explored 100000 steps with 0 reset in 1690 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
RANDOM walk for 77 steps (0 resets) in 10 ms. (7 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
// Phase 1: matrix 2000 rows 1660 cols
[2024-05-21 23:07:32] [INFO ] Computed 60 invariants in 178 ms
[2024-05-21 23:07:39] [INFO ] [Real]Absence check using 47 positive place invariants in 482 ms returned sat
[2024-05-21 23:07:39] [INFO ] [Real]Absence check using 47 positive and 13 generalized place invariants in 169 ms returned sat
[2024-05-21 23:07:47] [INFO ] [Real]Absence check using state equation in 8148 ms returned unknown
Could not prove EG (NOT p0)
Support contains 400 out of 1660 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1660/1660 places, 2000/2000 transitions.
Applied a total of 0 rules in 81 ms. Remains 1660 /1660 variables (removed 0) and now considering 2000/2000 (removed 0) transitions.
[2024-05-21 23:07:47] [INFO ] Invariant cache hit.
[2024-05-21 23:07:55] [INFO ] Implicit Places using invariants in 7617 ms returned []
[2024-05-21 23:07:55] [INFO ] Invariant cache hit.
[2024-05-21 23:08:38] [INFO ] Performed 429/1660 implicitness test of which 0 returned IMPLICIT in 38 seconds.
[2024-05-21 23:09:10] [INFO ] Performed 432/1660 implicitness test of which 0 returned IMPLICIT in 71 seconds.
[2024-05-21 23:09:41] [INFO ] Performed 669/1660 implicitness test of which 0 returned IMPLICIT in 101 seconds.
[2024-05-21 23:10:35] [INFO ] Performed 670/1660 implicitness test of which 0 returned IMPLICIT in 155 seconds.
[2024-05-21 23:10:35] [INFO ] Timeout of Implicit test with SMT after 155 seconds.
[2024-05-21 23:10:35] [INFO ] Implicit Places using invariants and state equation in 160037 ms returned []
Implicit Place search using SMT with State Equation took 167655 ms to find 0 implicit places.
[2024-05-21 23:10:35] [INFO ] Redundant transitions in 125 ms returned []
Running 1600 sub problems to find dead transitions.
[2024-05-21 23:10:35] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1640 variables, 1640/1640 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
SMT process timed out in 31847ms, After SMT, problems are : Problem set: 0 solved, 1600 unsolved
Search for dead transitions found 0 dead transitions in 31870ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 199749 ms. Remains : 1660/1660 places, 2000/2000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
RANDOM walk for 76 steps (0 resets) in 10 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 102 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
[2024-05-21 23:11:11] [INFO ] Invariant cache hit.
[2024-05-21 23:11:17] [INFO ] [Real]Absence check using 47 positive place invariants in 458 ms returned sat
[2024-05-21 23:11:17] [INFO ] [Real]Absence check using 47 positive and 13 generalized place invariants in 174 ms returned sat
[2024-05-21 23:11:26] [INFO ] [Real]Absence check using state equation in 8648 ms returned unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 1414 ms.
Product exploration explored 100000 steps with 0 reset in 1555 ms.
Support contains 400 out of 1660 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1660/1660 places, 2000/2000 transitions.
Applied a total of 0 rules in 79 ms. Remains 1660 /1660 variables (removed 0) and now considering 2000/2000 (removed 0) transitions.
[2024-05-21 23:11:29] [INFO ] Invariant cache hit.
[2024-05-21 23:11:36] [INFO ] Implicit Places using invariants in 7501 ms returned []
[2024-05-21 23:11:36] [INFO ] Invariant cache hit.
[2024-05-21 23:12:20] [INFO ] Performed 429/1660 implicitness test of which 0 returned IMPLICIT in 39 seconds.
[2024-05-21 23:12:52] [INFO ] Performed 432/1660 implicitness test of which 0 returned IMPLICIT in 71 seconds.
[2024-05-21 23:13:27] [INFO ] Performed 695/1660 implicitness test of which 0 returned IMPLICIT in 106 seconds.
[2024-05-21 23:14:16] [INFO ] Performed 696/1660 implicitness test of which 0 returned IMPLICIT in 155 seconds.
[2024-05-21 23:14:16] [INFO ] Timeout of Implicit test with SMT after 155 seconds.
[2024-05-21 23:14:16] [INFO ] Implicit Places using invariants and state equation in 160025 ms returned []
Implicit Place search using SMT with State Equation took 167534 ms to find 0 implicit places.
[2024-05-21 23:14:16] [INFO ] Redundant transitions in 108 ms returned []
Running 1600 sub problems to find dead transitions.
[2024-05-21 23:14:16] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1640 variables, 1640/1640 constraints. Problems are: Problem set: 0 solved, 1600 unsolved
SMT process timed out in 31792ms, After SMT, problems are : Problem set: 0 solved, 1600 unsolved
Search for dead transitions found 0 dead transitions in 31808ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 199545 ms. Remains : 1660/1660 places, 2000/2000 transitions.
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-05 finished in 454235 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G((p1&&F(p0))))))'
Support contains 820 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 131 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:14:49] [INFO ] Computed 460 invariants in 53 ms
[2024-05-21 23:14:58] [INFO ] Implicit Places using invariants in 9407 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 9429 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 91 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 9651 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 215 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), true, (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-06
Product exploration explored 100000 steps with 105 reset in 4666 ms.
Entered a terminal (fully accepting) state of product in 14184 steps with 15 reset in 694 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-06 finished in 15264 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p0)&&(p1||X((X(p3)&&p2)))))))'
Support contains 1200 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 100 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:15:04] [INFO ] Invariant cache hit.
[2024-05-21 23:15:08] [INFO ] Implicit Places using invariants in 3974 ms returned []
[2024-05-21 23:15:08] [INFO ] Invariant cache hit.
[2024-05-21 23:15:23] [INFO ] Implicit Places using invariants and state equation in 14409 ms returned []
Implicit Place search using SMT with State Equation took 18388 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 23:15:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32624ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32652ms
Finished structural reductions in LTL mode , in 1 iterations and 51148 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 253 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-07
Product exploration explored 100000 steps with 2592 reset in 3448 ms.
Product exploration explored 100000 steps with 2572 reset in 3569 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 109 ms. Reduced automaton from 6 states, 9 edges and 4 AP (stutter sensitive) to 6 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Reduction of identical properties reduced properties to check from 4 to 2
RANDOM walk for 3752 steps (0 resets) in 217 ms. (17 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (X (X p2))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p3)), (F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 185 ms. Reduced automaton from 6 states, 9 edges and 4 AP (stutter sensitive) to 6 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Stuttering acceptance computed with spot in 255 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
[2024-05-21 23:16:14] [INFO ] Invariant cache hit.
[2024-05-21 23:16:25] [INFO ] [Real]Absence check using 78 positive place invariants in 167 ms returned sat
[2024-05-21 23:16:29] [INFO ] [Real]Absence check using 78 positive and 382 generalized place invariants in 3799 ms returned unknown
Could not prove EG (NOT p0)
Support contains 1200 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 112 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:16:29] [INFO ] Invariant cache hit.
[2024-05-21 23:16:33] [INFO ] Implicit Places using invariants in 3826 ms returned []
[2024-05-21 23:16:33] [INFO ] Invariant cache hit.
[2024-05-21 23:16:48] [INFO ] Implicit Places using invariants and state equation in 14756 ms returned []
Implicit Place search using SMT with State Equation took 18584 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 23:16:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32702ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32727ms
Finished structural reductions in LTL mode , in 1 iterations and 51430 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (X (X p2))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 118 ms. Reduced automaton from 6 states, 9 edges and 4 AP (stutter sensitive) to 6 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Reduction of identical properties reduced properties to check from 4 to 2
RANDOM walk for 3308 steps (0 resets) in 193 ms. (17 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p1 p2 p3), (X (NOT p0)), (X p1), (X (X (NOT p0))), (X (X p1)), (X (X p2))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p3)), (F (NOT p1)), (F p0)]
Knowledge based reduction with 6 factoid took 198 ms. Reduced automaton from 6 states, 9 edges and 4 AP (stutter sensitive) to 6 states, 9 edges and 4 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Stuttering acceptance computed with spot in 242 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
[2024-05-21 23:17:32] [INFO ] Invariant cache hit.
[2024-05-21 23:17:41] [INFO ] [Real]Absence check using 78 positive place invariants in 146 ms returned sat
[2024-05-21 23:17:47] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-21 23:17:47] [INFO ] [Real]Absence check using 78 positive and 382 generalized place invariants in 5340 ms returned unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 228 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Product exploration explored 100000 steps with 2583 reset in 3553 ms.
Product exploration explored 100000 steps with 2581 reset in 3657 ms.
Applying partial POR strategy [false, false, true, false, true, true]
Stuttering acceptance computed with spot in 236 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2)) (AND (NOT p1) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (NOT p2) (NOT p3)), true, (NOT p3)]
Support contains 1200 out of 3260 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 400 Pre rules applied. Total rules applied 0 place count 3260 transition count 3200
Deduced a syphon composed of 400 places in 2 ms
Iterating global reduction 0 with 400 rules applied. Total rules applied 400 place count 3260 transition count 3200
Deduced a syphon composed of 400 places in 1 ms
Applied a total of 400 rules in 362 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:17:55] [INFO ] Redundant transitions in 244 ms returned []
Running 2800 sub problems to find dead transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:17:55] [INFO ] Computed 460 invariants in 49 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 33244ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 33271ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3260/3260 places, 3200/3200 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 33894 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Support contains 1200 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 137 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:18:28] [INFO ] Computed 460 invariants in 43 ms
[2024-05-21 23:18:32] [INFO ] Implicit Places using invariants in 3638 ms returned []
[2024-05-21 23:18:32] [INFO ] Invariant cache hit.
[2024-05-21 23:18:47] [INFO ] Implicit Places using invariants and state equation in 15125 ms returned []
Implicit Place search using SMT with State Equation took 18770 ms to find 0 implicit places.
Running 2800 sub problems to find dead transitions.
[2024-05-21 23:18:47] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3240 variables, 3240/3240 constraints. Problems are: Problem set: 0 solved, 2800 unsolved
SMT process timed out in 32589ms, After SMT, problems are : Problem set: 0 solved, 2800 unsolved
Search for dead transitions found 0 dead transitions in 32616ms
Finished structural reductions in LTL mode , in 1 iterations and 51531 ms. Remains : 3260/3260 places, 3200/3200 transitions.
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-07 finished in 256468 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&G(p1)))))'
Support contains 2 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 204 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:19:21] [INFO ] Invariant cache hit.
[2024-05-21 23:19:35] [INFO ] Implicit Places using invariants in 13835 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 13852 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 163 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 14219 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 142 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 1211 ms.
Product exploration explored 100000 steps with 0 reset in 1373 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 210 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 4 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 31390 steps (6 resets) in 558 ms. (56 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p0))]
Knowledge based reduction with 7 factoid took 310 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter insensitive) to 4 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 173 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
// Phase 1: matrix 3200 rows 2860 cols
[2024-05-21 23:19:39] [INFO ] Computed 60 invariants in 262 ms
[2024-05-21 23:19:44] [INFO ] [Real]Absence check using 45 positive place invariants in 630 ms returned sat
[2024-05-21 23:19:45] [INFO ] [Real]Absence check using 45 positive and 15 generalized place invariants in 515 ms returned sat
[2024-05-21 23:19:54] [INFO ] [Real]Absence check using state equation in 9804 ms returned unknown
Could not prove EG (NOT p1)
Support contains 2 out of 2860 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2860/2860 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 799 transitions
Trivial Post-agglo rules discarded 799 transitions
Performed 799 trivial Post agglomeration. Transition count delta: 799
Iterating post reduction 0 with 799 rules applied. Total rules applied 799 place count 2860 transition count 2401
Reduce places removed 818 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 760 transitions
Trivial Post-agglo rules discarded 760 transitions
Performed 760 trivial Post agglomeration. Transition count delta: 760
Iterating post reduction 1 with 1578 rules applied. Total rules applied 2377 place count 2042 transition count 1641
Reduce places removed 760 places and 0 transitions.
Iterating post reduction 2 with 760 rules applied. Total rules applied 3137 place count 1282 transition count 1641
Performed 420 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 420 Pre rules applied. Total rules applied 3137 place count 1282 transition count 1221
Deduced a syphon composed of 420 places in 1 ms
Reduce places removed 420 places and 0 transitions.
Iterating global reduction 3 with 840 rules applied. Total rules applied 3977 place count 862 transition count 1221
Applied a total of 3977 rules in 235 ms. Remains 862 /2860 variables (removed 1998) and now considering 1221/3200 (removed 1979) transitions.
// Phase 1: matrix 1221 rows 862 cols
[2024-05-21 23:19:55] [INFO ] Computed 41 invariants in 97 ms
[2024-05-21 23:19:59] [INFO ] Implicit Places using invariants in 4457 ms returned []
[2024-05-21 23:19:59] [INFO ] Invariant cache hit.
[2024-05-21 23:20:13] [INFO ] Implicit Places using invariants and state equation in 14162 ms returned []
Implicit Place search using SMT with State Equation took 18621 ms to find 0 implicit places.
[2024-05-21 23:20:13] [INFO ] Redundant transitions in 27 ms returned []
Running 821 sub problems to find dead transitions.
[2024-05-21 23:20:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/842 variables, 842/842 constraints. Problems are: Problem set: 0 solved, 821 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/842 variables, 19/861 constraints. Problems are: Problem set: 0 solved, 821 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/842 variables, 0/861 constraints. Problems are: Problem set: 0 solved, 821 unsolved
At refinement iteration 3 (OVERLAPS) 20/862 variables, 7/868 constraints. Problems are: Problem set: 0 solved, 821 unsolved
SMT process timed out in 31342ms, After SMT, problems are : Problem set: 0 solved, 821 unsolved
Search for dead transitions found 0 dead transitions in 31353ms
Starting structural reductions in SI_LTL mode, iteration 1 : 862/2860 places, 1221/3200 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 50259 ms. Remains : 862/2860 places, 1221/3200 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 217 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter insensitive) to 4 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 4166 steps (0 resets) in 387 ms. (10 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (OR (NOT p0) (NOT p1))), (X (NOT p1)), (X (NOT (AND p0 p1))), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 p1))))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0))), (F p1), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p0))]
Knowledge based reduction with 7 factoid took 315 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter insensitive) to 4 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2024-05-21 23:20:46] [INFO ] Invariant cache hit.
[2024-05-21 23:20:47] [INFO ] [Real]Absence check using 26 positive place invariants in 193 ms returned sat
[2024-05-21 23:20:48] [INFO ] [Real]Absence check using 26 positive and 15 generalized place invariants in 550 ms returned sat
[2024-05-21 23:21:01] [INFO ] [Real]Absence check using state equation in 13367 ms returned unknown
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Product exploration explored 100000 steps with 0 reset in 2220 ms.
Stack based approach found an accepted trace after 195 steps with 0 reset with depth 196 and stack size 196 in 5 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-08 finished in 102870 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0))||(X(p0)&&F((G(F(!p1))||(p0&&F(!p1)))))))'
Support contains 21 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 225 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:21:04] [INFO ] Computed 460 invariants in 50 ms
[2024-05-21 23:21:17] [INFO ] Implicit Places using invariants in 12826 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 399 places :
Implicit Place search using SMT only with invariants took 12843 ms to find 399 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2861/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 157 ms. Remains 2861 /2861 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13225 ms. Remains : 2861/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p0), p1, (NOT p0), (AND p1 (NOT p0)), (NOT p0)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 2025 ms.
Product exploration explored 100000 steps with 50000 reset in 2049 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT (AND p1 p0))), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 27 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DatabaseWithMutex-PT-20-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-09 finished in 17824 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(G(p0))||(!p0 U G((p0||F(p1))))))'
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 779 transitions
Trivial Post-agglo rules discarded 779 transitions
Performed 779 trivial Post agglomeration. Transition count delta: 779
Iterating post reduction 0 with 779 rules applied. Total rules applied 779 place count 3260 transition count 2421
Reduce places removed 799 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 800 transitions
Trivial Post-agglo rules discarded 800 transitions
Performed 800 trivial Post agglomeration. Transition count delta: 800
Iterating post reduction 1 with 1599 rules applied. Total rules applied 2378 place count 2461 transition count 1621
Reduce places removed 800 places and 0 transitions.
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Iterating post reduction 2 with 820 rules applied. Total rules applied 3198 place count 1661 transition count 1601
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 3 with 20 rules applied. Total rules applied 3218 place count 1641 transition count 1601
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 400 Pre rules applied. Total rules applied 3218 place count 1641 transition count 1201
Deduced a syphon composed of 400 places in 1 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 4 with 800 rules applied. Total rules applied 4018 place count 1241 transition count 1201
Applied a total of 4018 rules in 250 ms. Remains 1241 /3260 variables (removed 2019) and now considering 1201/3200 (removed 1999) transitions.
// Phase 1: matrix 1201 rows 1241 cols
[2024-05-21 23:21:22] [INFO ] Computed 440 invariants in 29 ms
[2024-05-21 23:21:52] [INFO ] Performed 1110/1241 implicitness test of which 721 returned IMPLICIT in 30 seconds.
[2024-05-21 23:21:56] [INFO ] Implicit Places using invariants in 33963 ms returned [1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 21, 22, 23, 26, 27, 30, 33, 34, 35, 36, 37, 39, 41, 42, 44, 46, 47, 49, 53, 54, 55, 57, 58, 61, 62, 63, 64, 66, 68, 69, 70, 72, 73, 75, 76, 79, 80, 81, 82, 84, 85, 86, 87, 91, 92, 96, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 112, 113, 114, 116, 117, 118, 120, 121, 123, 125, 126, 127, 129, 134, 136, 138, 140, 142, 143, 147, 148, 149, 150, 151, 154, 155, 157, 158, 159, 160, 161, 162, 163, 164, 166, 167, 169, 175, 176, 177, 178, 180, 182, 184, 186, 188, 189, 190, 191, 192, 193, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 210, 211, 212, 215, 216, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 233, 235, 236, 238, 242, 243, 244, 246, 248, 249, 250, 251, 253, 258, 259, 260, 262, 263, 265, 266, 268, 269, 270, 273, 274, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 301, 309, 311, 312, 313, 315, 316, 318, 319, 321, 323, 324, 325, 327, 328, 331, 332, 334, 336, 338, 339, 342, 343, 346, 347, 348, 349, 350, 351, 352, 354, 356, 357, 359, 360, 361, 362, 364, 365, 367, 368, 370, 373, 374, 377, 378, 379, 383, 386, 387, 388, 389, 390, 393, 394, 395, 396, 397, 403, 407, 409, 410, 411, 412, 415, 417, 418, 419, 420, 422, 424, 425, 426, 427, 428, 429, 430, 431, 433, 434, 435, 436, 437, 438, 439, 440, 442, 444, 445, 446, 447, 448, 449, 452, 453, 454, 456, 457, 459, 460, 461, 462, 464, 465, 466, 472, 473, 475, 476, 477, 480, 481, 482, 483, 486, 488, 489, 490, 492, 494, 495, 496, 497, 498, 499, 501, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 515, 516, 518, 520, 521, 522, 524, 525, 526, 527, 528, 529, 531, 532, 534, 535, 536, 537, 539, 540, 541, 542, 543, 544, 545, 547, 548, 549, 550, 552, 553, 555, 557, 559, 561, 562, 564, 565, 567, 568, 569, 570, 571, 573, 575, 577, 579, 581, 582, 585, 586, 589, 591, 592, 594, 595, 597, 598, 600, 602, 604, 605, 606, 607, 610, 611, 612, 613, 615, 616, 618, 620, 622, 625, 627, 630, 632, 635, 636, 637, 638, 640, 642, 643, 644, 645, 646, 648, 649, 650, 651, 652, 653, 654, 656, 659, 661, 663, 664, 667, 669, 670, 671, 672, 674, 676, 677, 678, 681, 682, 683, 686, 687, 688, 689, 692, 693, 694, 695, 696, 698, 699, 700, 701, 702, 703, 704, 705, 706, 709, 710, 712, 713, 715, 716, 717, 718, 719, 720, 721, 725, 727, 728, 729, 730, 732, 733, 734, 735, 736, 737, 738, 743, 745, 748, 749, 750, 751, 752, 753, 754, 755, 756, 759, 760, 761, 762, 765, 766, 767, 768, 769, 770, 771, 773, 774, 775, 776, 777, 778, 780, 782, 785, 786, 788, 789, 791, 794, 795, 796, 797, 800, 802, 803, 804, 805, 807, 808, 809, 812, 813, 814, 815, 816, 817, 820, 821, 822, 823, 824, 825, 826, 827, 829, 834, 835, 837, 839, 840, 842, 844, 846, 847, 850, 852, 853, 854, 855, 860, 861, 862, 863, 866, 868, 869, 872, 873, 874, 877, 879, 881, 883, 884, 886, 887, 890, 891, 892, 895, 897, 901, 902, 903, 904, 905, 909, 911, 912, 913, 914, 915, 916, 917, 918, 921, 922, 923, 924, 925, 926, 928, 929, 933, 934, 936, 937, 938, 939, 940, 941, 943, 945, 946, 947, 948, 953, 954, 956, 957, 958, 960, 961, 964, 966, 967, 968, 972, 973, 974, 976, 977, 978, 979, 981, 982, 985, 986, 987, 988, 989, 993, 994, 995, 997, 999, 1000, 1001, 1003, 1004, 1006, 1009, 1010, 1012, 1014, 1016, 1017, 1020, 1022, 1024, 1026, 1028, 1029, 1030, 1032, 1033, 1034, 1035, 1037, 1038, 1039, 1041, 1042, 1043, 1045, 1046, 1047, 1050, 1051, 1053, 1054, 1056, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1068, 1070, 1072, 1073, 1074, 1077, 1078, 1081, 1083, 1084, 1085, 1086, 1090, 1091, 1092, 1093, 1095, 1097, 1099, 1100, 1102, 1105, 1107, 1109, 1110, 1112, 1113, 1114, 1117, 1118, 1119, 1121, 1122, 1123, 1124, 1125, 1128, 1129, 1130, 1131, 1133, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1144, 1146, 1149, 1150, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1161, 1162, 1164, 1165, 1166, 1167, 1168, 1170, 1174, 1178, 1179, 1182, 1184, 1185, 1186, 1187, 1188, 1189, 1192, 1193, 1194, 1196, 1199, 1201, 1204, 1206, 1207, 1209, 1212, 1214, 1215, 1217, 1220, 1221, 1222, 1225, 1226, 1229, 1233, 1234, 1236, 1237, 1238, 1240]
[2024-05-21 23:21:56] [INFO ] Actually due to overlaps returned [2, 3, 4, 10, 21, 26, 27, 30, 33, 54, 64, 72, 73, 75, 87, 99, 114, 121, 129, 136, 20, 46, 117, 147, 249, 273, 293, 299, 318, 361, 570, 644, 651, 654, 762, 844, 911, 917, 994, 1192]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 33982 ms to find 40 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1201/3260 places, 1201/3200 transitions.
Applied a total of 0 rules in 63 ms. Remains 1201 /1201 variables (removed 0) and now considering 1201/1201 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34295 ms. Remains : 1201/3260 places, 1201/3200 transitions.
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-10
Product exploration explored 100000 steps with 98 reset in 2358 ms.
Stack based approach found an accepted trace after 1169 steps with 0 reset with depth 1170 and stack size 1170 in 29 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-10 finished in 36840 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(p1)))'
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 780 transitions
Trivial Post-agglo rules discarded 780 transitions
Performed 780 trivial Post agglomeration. Transition count delta: 780
Iterating post reduction 0 with 780 rules applied. Total rules applied 780 place count 3260 transition count 2420
Reduce places removed 800 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 799 transitions
Trivial Post-agglo rules discarded 799 transitions
Performed 799 trivial Post agglomeration. Transition count delta: 799
Iterating post reduction 1 with 1599 rules applied. Total rules applied 2379 place count 2460 transition count 1621
Reduce places removed 799 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 800 rules applied. Total rules applied 3179 place count 1661 transition count 1620
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 3180 place count 1660 transition count 1620
Performed 399 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 399 Pre rules applied. Total rules applied 3180 place count 1660 transition count 1221
Deduced a syphon composed of 399 places in 1 ms
Reduce places removed 399 places and 0 transitions.
Iterating global reduction 4 with 798 rules applied. Total rules applied 3978 place count 1261 transition count 1221
Applied a total of 3978 rules in 249 ms. Remains 1261 /3260 variables (removed 1999) and now considering 1221/3200 (removed 1979) transitions.
// Phase 1: matrix 1221 rows 1261 cols
[2024-05-21 23:21:58] [INFO ] Computed 440 invariants in 30 ms
[2024-05-21 23:22:29] [INFO ] Performed 1107/1261 implicitness test of which 708 returned IMPLICIT in 30 seconds.
[2024-05-21 23:22:33] [INFO ] Implicit Places using invariants in 34628 ms returned [1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 21, 22, 23, 26, 27, 30, 33, 34, 35, 36, 37, 39, 41, 42, 44, 46, 47, 49, 53, 54, 55, 57, 58, 60, 61, 62, 63, 65, 67, 68, 69, 71, 72, 74, 75, 78, 79, 80, 81, 83, 84, 85, 86, 90, 91, 95, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 111, 112, 113, 115, 116, 117, 119, 120, 122, 124, 125, 126, 128, 133, 135, 137, 139, 141, 142, 146, 147, 148, 149, 150, 153, 154, 156, 157, 158, 159, 160, 161, 162, 163, 165, 166, 168, 174, 175, 176, 177, 179, 181, 183, 185, 187, 188, 189, 190, 191, 192, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 209, 210, 211, 214, 216, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 233, 235, 236, 238, 242, 243, 244, 246, 248, 249, 250, 251, 253, 258, 259, 260, 262, 263, 265, 266, 268, 269, 270, 273, 274, 276, 277, 278, 279, 280, 281, 282, 283, 285, 286, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 302, 310, 312, 313, 314, 316, 317, 319, 320, 322, 324, 325, 326, 328, 329, 332, 333, 335, 337, 339, 340, 343, 344, 347, 348, 349, 350, 351, 352, 353, 355, 357, 358, 360, 361, 362, 363, 365, 366, 368, 369, 371, 374, 375, 378, 380, 381, 386, 389, 390, 391, 392, 393, 396, 397, 398, 399, 400, 406, 410, 412, 413, 414, 415, 418, 420, 421, 422, 423, 425, 427, 428, 429, 430, 431, 432, 433, 434, 436, 437, 438, 439, 440, 441, 442, 443, 445, 447, 448, 449, 450, 451, 452, 455, 456, 458, 460, 461, 463, 464, 465, 466, 468, 469, 470, 476, 477, 479, 480, 481, 484, 485, 486, 487, 490, 492, 493, 494, 496, 498, 499, 500, 501, 502, 503, 505, 507, 509, 510, 511, 512, 513, 514, 515, 516, 518, 519, 521, 522, 524, 526, 527, 528, 530, 531, 532, 533, 534, 535, 537, 538, 540, 541, 542, 543, 545, 546, 547, 548, 549, 550, 551, 553, 554, 555, 556, 558, 559, 561, 563, 565, 567, 568, 570, 571, 573, 574, 575, 576, 577, 579, 581, 583, 585, 587, 588, 591, 593, 596, 598, 599, 601, 602, 604, 605, 607, 609, 611, 612, 613, 614, 617, 618, 619, 620, 622, 623, 625, 627, 629, 632, 634, 637, 639, 642, 643, 645, 647, 649, 651, 652, 653, 654, 655, 657, 658, 659, 660, 661, 662, 663, 665, 668, 670, 672, 673, 676, 678, 679, 680, 683, 685, 686, 687, 690, 691, 692, 695, 696, 697, 698, 701, 702, 703, 704, 705, 707, 708, 709, 710, 711, 712, 713, 714, 715, 718, 719, 721, 722, 724, 725, 726, 727, 728, 729, 730, 734, 736, 737, 738, 739, 741, 742, 743, 744, 745, 746, 747, 752, 754, 757, 758, 759, 760, 761, 762, 763, 764, 765, 768, 769, 770, 771, 774, 775, 776, 777, 778, 779, 780, 782, 783, 784, 785, 786, 787, 789, 791, 794, 795, 797, 798, 801, 804, 805, 807, 808, 811, 813, 814, 815, 817, 819, 820, 821, 824, 825, 826, 827, 828, 829, 832, 833, 834, 835, 836, 837, 838, 839, 841, 846, 847, 849, 851, 852, 854, 856, 858, 859, 862, 864, 865, 866, 867, 872, 873, 874, 875, 878, 880, 881, 884, 885, 886, 889, 891, 893, 895, 896, 898, 899, 902, 903, 904, 907, 909, 913, 914, 915, 916, 917, 921, 923, 924, 925, 926, 927, 928, 929, 930, 934, 936, 937, 938, 939, 940, 942, 943, 947, 948, 950, 951, 952, 953, 954, 955, 957, 959, 960, 961, 962, 967, 968, 970, 971, 972, 974, 975, 978, 980, 981, 982, 986, 987, 988, 990, 991, 992, 993, 995, 996, 1000, 1001, 1002, 1003, 1004, 1008, 1009, 1010, 1012, 1014, 1015, 1016, 1018, 1019, 1021, 1024, 1025, 1027, 1029, 1031, 1032, 1035, 1037, 1039, 1041, 1043, 1045, 1046, 1048, 1049, 1050, 1051, 1053, 1054, 1055, 1057, 1058, 1059, 1062, 1063, 1064, 1067, 1068, 1070, 1071, 1073, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1085, 1087, 1089, 1090, 1091, 1094, 1095, 1098, 1100, 1101, 1102, 1103, 1107, 1108, 1109, 1110, 1112, 1114, 1116, 1117, 1119, 1122, 1124, 1126, 1127, 1129, 1130, 1131, 1134, 1135, 1136, 1138, 1139, 1140, 1141, 1142, 1145, 1146, 1147, 1148, 1150, 1153, 1154, 1155, 1156, 1157, 1158, 1159, 1160, 1162, 1164, 1167, 1168, 1171, 1172, 1173, 1174, 1175, 1177, 1178, 1180, 1181, 1183, 1184, 1185, 1186, 1187, 1189, 1193, 1198, 1199, 1202, 1204, 1205, 1206, 1207, 1208, 1209, 1212, 1213, 1214, 1216, 1219, 1221, 1224, 1226, 1227, 1229, 1232, 1234, 1235, 1237, 1240, 1241, 1242, 1245, 1246, 1249, 1253, 1254, 1256, 1257, 1258, 1260]
[2024-05-21 23:22:33] [INFO ] Actually due to overlaps returned [2, 3, 4, 10, 21, 26, 27, 30, 33, 54, 63, 71, 72, 74, 86, 98, 113, 120, 128, 135, 20, 46, 116, 146, 249, 273, 294, 300, 319, 362, 576, 653, 660, 663, 771, 856, 923, 929, 1009, 1212]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 34635 ms to find 40 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1221/3260 places, 1221/3200 transitions.
Applied a total of 0 rules in 73 ms. Remains 1221 /1221 variables (removed 0) and now considering 1221/1221 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 34958 ms. Remains : 1221/3260 places, 1221/3200 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1387 steps with 0 reset in 36 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-11 finished in 35137 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&G(p1))))'
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 229 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
// Phase 1: matrix 3200 rows 3260 cols
[2024-05-21 23:22:34] [INFO ] Computed 460 invariants in 52 ms
[2024-05-21 23:22:46] [INFO ] Implicit Places using invariants in 12034 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 12051 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 166 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 12446 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 149 ms :[true, (OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-12
Entered a terminal (fully accepting) state of product in 604 steps with 0 reset in 11 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-12 finished in 12633 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&X((F(p1)&&G(!p2))))))'
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 220 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:22:46] [INFO ] Invariant cache hit.
[2024-05-21 23:22:59] [INFO ] Implicit Places using invariants in 12763 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 12784 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 162 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13169 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 194 ms :[p2, (OR (NOT p0) (NOT p1) p2), (OR (NOT p1) (NOT p0) p2), true, (OR (NOT p1) p2)]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-13 finished in 13388 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p1)&&p0)))'
Support contains 3 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 206 ms. Remains 3260 /3260 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
[2024-05-21 23:23:00] [INFO ] Invariant cache hit.
[2024-05-21 23:23:13] [INFO ] Implicit Places using invariants in 12995 ms returned [5, 17, 18, 26, 31, 32, 37, 41, 43, 48, 49, 75, 83, 87, 94, 97, 99, 116, 125, 128, 130, 140, 153, 182, 188, 192, 198, 207, 208, 224, 239, 258, 263, 264, 274, 289, 293, 297, 299, 308, 312, 339, 351, 357, 371, 374, 404, 409, 411, 423, 438, 439, 476, 486, 497, 506, 507, 512, 516, 517, 524, 542, 544, 554, 561, 569, 573, 576, 577, 582, 583, 590, 596, 620, 623, 630, 635, 640, 660, 665, 669, 676, 686, 690, 699, 707, 713, 718, 725, 735, 744, 746, 749, 750, 754, 759, 763, 791, 795, 804, 808, 812, 819, 821, 826, 829, 850, 857, 875, 881, 885, 905, 918, 921, 930, 933, 941, 948, 953, 957, 958, 964, 967, 968, 991, 1000, 1003, 1038, 1045, 1054, 1059, 1065, 1083, 1086, 1087, 1101, 1108, 1110, 1112, 1121, 1123, 1131, 1134, 1143, 1144, 1153, 1157, 1161, 1162, 1172, 1179, 1201, 1211, 1214, 1217, 1246, 1247, 1251, 1259, 1277, 1284, 1287, 1289, 1293, 1297, 1301, 1302, 1319, 1325, 1336, 1344, 1345, 1346, 1348, 1356, 1357, 1359, 1360, 1366, 1367, 1369, 1382, 1384, 1388, 1397, 1403, 1414, 1420, 1428, 1432, 1438, 1451, 1456, 1475, 1489, 1492, 1503, 1512, 1514, 1518, 1523, 1527, 1531, 1543, 1547, 1567, 1571, 1582, 1584, 1601, 1606, 1614, 1616, 1625, 1645, 1646, 1651, 1657, 1658, 1661, 1664, 1679, 1681, 1715, 1729, 1737, 1738, 1742, 1762, 1763, 1765, 1774, 1777, 1798, 1800, 1806, 1808, 1814, 1815, 1830, 1839, 1855, 1874, 1879, 1880, 1887, 1892, 1893, 1898, 1930, 1939, 1940, 1941, 1944, 1950, 1956, 1959, 1964, 1974, 1988, 2014, 2020, 2023, 2035, 2045, 2051, 2055, 2065, 2068, 2074, 2079, 2115, 2116, 2128, 2129, 2130, 2138, 2158, 2161, 2183, 2190, 2194, 2195, 2206, 2220, 2226, 2228, 2263, 2267, 2277, 2283, 2290, 2291, 2293, 2311, 2313, 2320, 2348, 2358, 2359, 2374, 2377, 2380, 2381, 2384, 2386, 2387, 2413, 2419, 2446, 2450, 2451, 2453, 2468, 2469, 2507, 2513, 2527, 2547, 2554, 2559, 2573, 2587, 2593, 2609, 2612, 2615, 2637, 2638, 2647, 2657, 2666, 2675, 2677, 2679, 2696, 2714, 2722, 2730, 2733, 2742, 2747, 2749, 2752, 2778, 2784, 2792, 2798, 2803, 2810, 2813, 2817, 2824, 2825, 2827, 2845, 2867, 2879, 2881, 2883, 2887, 2896, 2929, 2939, 2946, 2959, 2962, 2967, 2968, 2971, 2988, 2991, 2997, 3001, 3009, 3011, 3025, 3027, 3047, 3050, 3059, 3074, 3076, 3083, 3088, 3104, 3118, 3123, 3132, 3151, 3166, 3200, 3203, 3211, 3216, 3229, 3239, 3243, 3249, 3250]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 13012 ms to find 400 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2860/3260 places, 3200/3200 transitions.
Applied a total of 0 rules in 148 ms. Remains 2860 /2860 variables (removed 0) and now considering 3200/3200 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 13367 ms. Remains : 2860/3260 places, 3200/3200 transitions.
Stuttering acceptance computed with spot in 135 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-15
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DatabaseWithMutex-PT-20-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-15 finished in 13522 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((X(p1)&&p0))))'
Found a Shortening insensitive property : DatabaseWithMutex-PT-20-LTLFireability-02
Stuttering acceptance computed with spot in 133 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Support contains 420 out of 3260 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 3260/3260 places, 3200/3200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 400 transitions
Trivial Post-agglo rules discarded 400 transitions
Performed 400 trivial Post agglomeration. Transition count delta: 400
Iterating post reduction 0 with 400 rules applied. Total rules applied 400 place count 3260 transition count 2800
Reduce places removed 400 places and 0 transitions.
Iterating post reduction 1 with 400 rules applied. Total rules applied 800 place count 2860 transition count 2800
Performed 400 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 400 Pre rules applied. Total rules applied 800 place count 2860 transition count 2400
Deduced a syphon composed of 400 places in 1 ms
Reduce places removed 400 places and 0 transitions.
Iterating global reduction 2 with 800 rules applied. Total rules applied 1600 place count 2460 transition count 2400
Applied a total of 1600 rules in 326 ms. Remains 2460 /3260 variables (removed 800) and now considering 2400/3200 (removed 800) transitions.
// Phase 1: matrix 2400 rows 2460 cols
[2024-05-21 23:23:13] [INFO ] Computed 460 invariants in 39 ms
[2024-05-21 23:23:23] [INFO ] Implicit Places using invariants in 9116 ms returned [4, 14, 15, 21, 26, 27, 32, 36, 37, 42, 43, 65, 72, 74, 79, 82, 83, 96, 103, 106, 108, 117, 127, 150, 155, 157, 160, 166, 167, 178, 190, 203, 207, 208, 215, 228, 231, 232, 234, 242, 245, 266, 275, 279, 290, 293, 312, 314, 316, 327, 339, 340, 366, 373, 382, 390, 391, 395, 398, 399, 404, 418, 419, 428, 434, 440, 442, 445, 446, 451, 452, 457, 462, 480, 483, 488, 492, 496, 507, 511, 514, 520, 530, 534, 540, 545, 549, 553, 557, 566, 571, 573, 576, 577, 579, 583, 586, 609, 612, 619, 623, 624, 631, 633, 636, 639, 656, 659, 673, 678, 682, 699, 708, 711, 717, 720, 726, 733, 737, 741, 742, 748, 749, 750, 766, 771, 774, 800, 804, 811, 814, 819, 833, 834, 835, 847, 854, 856, 858, 864, 866, 872, 874, 880, 881, 887, 890, 894, 895, 903, 907, 922, 928, 930, 933, 953, 954, 958, 965, 980, 985, 987, 989, 992, 994, 996, 997, 1010, 1015, 1022, 1026, 1027, 1028, 1030, 1033, 1034, 1036, 1037, 1042, 1043, 1044, 1055, 1057, 1061, 1067, 1071, 1080, 1085, 1091, 1095, 1099, 1106, 1109, 1124, 1134, 1137, 1146, 1151, 1152, 1156, 1160, 1162, 1165, 1174, 1176, 1191, 1193, 1204, 1206, 1220, 1224, 1232, 1233, 1236, 1251, 1252, 1253, 1258, 1259, 1261, 1263, 1274, 1276, 1302, 1313, 1319, 1320, 1323, 1339, 1340, 1341, 1349, 1350, 1367, 1369, 1373, 1375, 1379, 1380, 1389, 1397, 1409, 1423, 1427, 1428, 1434, 1438, 1439, 1443, 1467, 1475, 1476, 1477, 1479, 1483, 1488, 1491, 1495, 1502, 1509, 1527, 1532, 1535, 1544, 1552, 1557, 1560, 1567, 1569, 1572, 1576, 1603, 1604, 1612, 1613, 1614, 1619, 1632, 1633, 1651, 1655, 1659, 1660, 1669, 1681, 1683, 1685, 1707, 1710, 1717, 1721, 1727, 1728, 1729, 1744, 1746, 1752, 1773, 1780, 1781, 1796, 1799, 1802, 1803, 1806, 1808, 1809, 1824, 1829, 1850, 1854, 1855, 1857, 1870, 1871, 1897, 1902, 1913, 1930, 1934, 1938, 1947, 1956, 1961, 1970, 1973, 1974, 1988, 1989, 1996, 2005, 2012, 2016, 2018, 2020, 2036, 2047, 2051, 2055, 2058, 2066, 2068, 2070, 2073, 2092, 2098, 2106, 2110, 2115, 2121, 2123, 2127, 2132, 2133, 2134, 2145, 2160, 2170, 2171, 2173, 2176, 2183, 2210, 2215, 2221, 2231, 2234, 2239, 2240, 2242, 2255, 2257, 2262, 2266, 2272, 2274, 2286, 2287, 2300, 2302, 2308, 2318, 2320, 2324, 2329, 2341, 2352, 2356, 2363, 2375, 2387, 2413, 2416, 2423, 2427, 2437, 2444, 2448, 2453, 2454]
Discarding 400 places :
Implicit Place search using SMT only with invariants took 9132 ms to find 400 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 2060/3260 places, 2400/3200 transitions.
Applied a total of 0 rules in 107 ms. Remains 2060 /2060 variables (removed 0) and now considering 2400/2400 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 9566 ms. Remains : 2060/3260 places, 2400/3200 transitions.
Running random walk in product with property : DatabaseWithMutex-PT-20-LTLFireability-02
Product exploration explored 100000 steps with 4591 reset in 8512 ms.
Product exploration explored 100000 steps with 4576 reset in 8676 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 125 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 40000 steps (8 resets) in 1513 ms. (26 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 6977 ms. (5 steps per ms) remains 1/1 properties
// Phase 1: matrix 2400 rows 2060 cols
[2024-05-21 23:24:08] [INFO ] Computed 60 invariants in 150 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/420 variables, 420/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/420 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 1594/2014 variables, 47/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2014 variables, 1594/2061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2014 variables, 0/2061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 46/2060 variables, 13/2074 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2060 variables, 46/2120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2060 variables, 0/2120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 4460/4460 variables, and 4180 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5024 ms.
Refiners :[Domain max(s): 2060/2060 constraints, Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 13/13 constraints, State Equation: 2060/2060 constraints, PredecessorRefiner: 1/0 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Problem apf2 is UNSAT
After SMT solving in domain Int declared 420/4460 variables, and 420 constraints, problems are : Problem set: 1 solved, 0 unsolved in 113 ms.
Refiners :[Domain max(s): 420/2060 constraints, Positive P Invariants (semi-flows): 0/47 constraints, Generalized P Invariants (flows): 0/13 constraints, State Equation: 0/2060 constraints, PredecessorRefiner: 0/0 constraints, Known Traps: 0/0 constraints]
After SMT, in 6494ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p1))), (G (OR p1 (NOT p0)))]
False Knowledge obtained : [(F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 10 factoid took 215 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 94 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 99 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
[2024-05-21 23:24:16] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2024-05-21 23:24:32] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Support contains 420 out of 2060 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2060/2060 places, 2400/2400 transitions.
Applied a total of 0 rules in 56 ms. Remains 2060 /2060 variables (removed 0) and now considering 2400/2400 (removed 0) transitions.
[2024-05-21 23:24:47] [INFO ] Invariant cache hit.
[2024-05-21 23:25:04] [INFO ] Implicit Places using invariants in 16712 ms returned []
[2024-05-21 23:25:04] [INFO ] Invariant cache hit.
[2024-05-21 23:27:44] [INFO ] Performed 69/2060 implicitness test of which 0 returned IMPLICIT in 157 seconds.
[2024-05-21 23:27:44] [INFO ] Timeout of Implicit test with SMT after 157 seconds.
[2024-05-21 23:27:44] [INFO ] Implicit Places using invariants and state equation in 160037 ms returned []
Implicit Place search using SMT with State Equation took 176766 ms to find 0 implicit places.
Running 2000 sub problems to find dead transitions.
[2024-05-21 23:27:44] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/2040 variables, 2040/2040 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
SMT process timed out in 31858ms, After SMT, problems are : Problem set: 0 solved, 2000 unsolved
Search for dead transitions found 0 dead transitions in 31880ms
Finished structural reductions in LTL mode , in 1 iterations and 208710 ms. Remains : 2060/2060 places, 2400/2400 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 145 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Reduction of identical properties reduced properties to check from 2 to 1
RANDOM walk for 84 steps (0 resets) in 8 ms. (9 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p0), (F p1)]
Knowledge based reduction with 5 factoid took 113 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 105 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
[2024-05-21 23:28:27] [INFO ] Invariant cache hit.
Could not prove EG (NOT p1)
[2024-05-21 23:28:43] [INFO ] Invariant cache hit.
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 4582 reset in 8265 ms.
Product exploration explored 100000 steps with 4584 reset in 8267 ms.
Support contains 420 out of 2060 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2060/2060 places, 2400/2400 transitions.
Applied a total of 0 rules in 53 ms. Remains 2060 /2060 variables (removed 0) and now considering 2400/2400 (removed 0) transitions.
[2024-05-21 23:29:15] [INFO ] Invariant cache hit.
[2024-05-21 23:29:33] [INFO ] Implicit Places using invariants in 17698 ms returned []
[2024-05-21 23:29:33] [INFO ] Invariant cache hit.
[2024-05-21 23:32:13] [INFO ] Performed 69/2060 implicitness test of which 0 returned IMPLICIT in 157 seconds.
[2024-05-21 23:32:13] [INFO ] Timeout of Implicit test with SMT after 157 seconds.
[2024-05-21 23:32:13] [INFO ] Implicit Places using invariants and state equation in 160033 ms returned []
Implicit Place search using SMT with State Equation took 177733 ms to find 0 implicit places.
Running 2000 sub problems to find dead transitions.
[2024-05-21 23:32:13] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2040 variables, 2040/2040 constraints. Problems are: Problem set: 0 solved, 2000 unsolved
SMT process timed out in 32207ms, After SMT, problems are : Problem set: 0 solved, 2000 unsolved
Search for dead transitions found 0 dead transitions in 32225ms
Finished structural reductions in LTL mode , in 1 iterations and 210018 ms. Remains : 2060/2060 places, 2400/2400 transitions.
Treatment of property DatabaseWithMutex-PT-20-LTLFireability-02 finished in 572804 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((F(p0)&&(p1||X((X(p3)&&p2)))))))'
[2024-05-21 23:32:46] [INFO ] Flatten gal took : 331 ms
[2024-05-21 23:32:46] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 54 ms.
[2024-05-21 23:32:46] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 3260 places, 3200 transitions and 23200 arcs took 20 ms.
Total runtime 2671519 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DatabaseWithMutex-PT-20

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/411/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 3260
TRANSITIONS: 3200
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.108s, Sys 0.020s]


SAVING FILE /home/mcc/execution/411/model (.net / .def) ...
EXPORT TIME: [User 0.015s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 2043
MODEL NAME: /home/mcc/execution/411/model
3260 places, 3200 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
No place bound informations found.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -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="DatabaseWithMutex-PT-20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DatabaseWithMutex-PT-20, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r135-tall-171631130300068"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DatabaseWithMutex-PT-20.tgz
mv DatabaseWithMutex-PT-20 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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