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.r157-smll-171636265900500.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 FamilyReunion-PT-L00050M0005C002P002G001, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r157-smll-171636265900500
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 14M
-rw-r--r-- 1 mcc users 103K Apr 11 20:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 634K Apr 11 20:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 375K Apr 11 20:35 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.3M Apr 11 20:35 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.0K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 52K Apr 22 14:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 226K Apr 22 14:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 86K Apr 22 14:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 245K Apr 22 14:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 233K Apr 11 21:44 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 1.5M Apr 11 21:44 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 818K Apr 11 21:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.9M Apr 11 21:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 14K Apr 22 14:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 41K Apr 22 14:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 24 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 4.7M 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 FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-00
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-01
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-02
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-03
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-05
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-06
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-07
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-08
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-09
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-10
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-11
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-12
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-13
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14
FORMULA_NAME FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1716716182300

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FamilyReunion-PT-L00050M0005C002P002G001
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 09:36:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-26 09:36:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 09:36:25] [INFO ] Load time of PNML (sax parser for PT used): 901 ms
[2024-05-26 09:36:25] [INFO ] Transformed 12194 places.
[2024-05-26 09:36:25] [INFO ] Transformed 10560 transitions.
[2024-05-26 09:36:25] [INFO ] Parsed PT model containing 12194 places and 10560 transitions and 32238 arcs in 1218 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 70 ms.
Working with output stream class java.io.PrintStream
Reduce places removed 17 places and 0 transitions.
Support contains 3032 out of 12177 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 12177/12177 places, 10560/10560 transitions.
Reduce places removed 173 places and 0 transitions.
Discarding 1223 places :
Implicit places reduction removed 1223 places
Iterating post reduction 0 with 1396 rules applied. Total rules applied 1396 place count 10781 transition count 10560
Discarding 665 places :
Symmetric choice reduction at 1 with 665 rule applications. Total rules 2061 place count 10116 transition count 9844
Iterating global reduction 1 with 665 rules applied. Total rules applied 2726 place count 10116 transition count 9844
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2777 place count 10065 transition count 9844
Discarding 406 places :
Symmetric choice reduction at 2 with 406 rule applications. Total rules 3183 place count 9659 transition count 9438
Iterating global reduction 2 with 406 rules applied. Total rules applied 3589 place count 9659 transition count 9438
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 2 with 153 rules applied. Total rules applied 3742 place count 9608 transition count 9336
Discarding 254 places :
Symmetric choice reduction at 3 with 254 rule applications. Total rules 3996 place count 9354 transition count 9082
Iterating global reduction 3 with 254 rules applied. Total rules applied 4250 place count 9354 transition count 9082
Applied a total of 4250 rules in 7517 ms. Remains 9354 /12177 variables (removed 2823) and now considering 9082/10560 (removed 1478) transitions.
// Phase 1: matrix 9082 rows 9354 cols
[2024-05-26 09:36:35] [INFO ] Computed 1332 invariants in 975 ms
[2024-05-26 09:36:41] [INFO ] Implicit Places using invariants in 7066 ms returned [357, 358, 359, 360, 361, 362, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 400, 401, 402, 403, 404, 405, 406, 407, 714, 715, 716, 717, 718, 719, 720, 721, 722, 723, 724, 725, 726, 727, 728, 729, 730, 731, 732, 733, 734, 735, 736, 737, 738, 739, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 751, 752, 753, 754, 755, 756, 757, 758, 759, 760, 761, 762, 763, 764, 3471, 3472, 3473, 3474, 3475, 3476, 3477, 3478, 3479, 3480, 3481, 3482, 3483, 3484, 3485, 3486, 3487, 3488, 3489, 3490, 3491, 3492, 3493, 3494, 3495, 3496, 3497, 3498, 3499, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3510, 3511, 3512, 3513, 3514, 3515, 3516, 3517, 3518, 3519, 3520, 3521, 5873, 5874, 5875, 5876, 5877, 5878, 5879, 5880, 5881, 5882, 5883, 5884, 5885, 5886, 5887, 5888, 5889, 5890, 5891, 5892, 5893, 5894, 5895, 5896, 5897, 5898, 5899, 5900, 5901, 5902, 5903, 5904, 5905, 5906, 5907, 5908, 5909, 5910, 5911, 5912, 5913, 5914, 5915, 5916, 5918, 5919, 5920, 5921, 5922, 5923, 6848, 6849, 6850, 6851, 6852, 6853, 6854, 6855, 6856, 6857, 6858, 6859, 6860, 6861, 6862, 6863, 6864, 6865, 6866, 6867, 6868, 6869, 6870, 6871, 6872, 6873, 6874, 6875, 6876, 6877, 6878, 6879, 6880, 6881, 6882, 6883, 6884, 6885, 6886, 6887, 6888, 6889, 6890, 6891, 6892, 6893, 6894, 6895, 6896, 6897, 6898]
Discarding 253 places :
Implicit Place search using SMT only with invariants took 7138 ms to find 253 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 9101/12177 places, 9082/10560 transitions.
Discarding 99 places :
Symmetric choice reduction at 0 with 99 rule applications. Total rules 99 place count 9002 transition count 8983
Iterating global reduction 0 with 99 rules applied. Total rules applied 198 place count 9002 transition count 8983
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 247 place count 8953 transition count 8885
Iterating global reduction 0 with 49 rules applied. Total rules applied 296 place count 8953 transition count 8885
Applied a total of 296 rules in 3893 ms. Remains 8953 /9101 variables (removed 148) and now considering 8885/9082 (removed 197) transitions.
// Phase 1: matrix 8885 rows 8953 cols
[2024-05-26 09:36:45] [INFO ] Computed 1079 invariants in 314 ms
[2024-05-26 09:36:49] [INFO ] Implicit Places using invariants in 4070 ms returned []
[2024-05-26 09:36:49] [INFO ] Invariant cache hit.
[2024-05-26 09:37:14] [INFO ] Implicit Places using invariants and state equation in 25081 ms returned []
Implicit Place search using SMT with State Equation took 29156 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 8953/12177 places, 8885/10560 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47740 ms. Remains : 8953/12177 places, 8885/10560 transitions.
Support contains 3032 out of 8953 places after structural reductions.
[2024-05-26 09:37:15] [INFO ] Flatten gal took : 755 ms
[2024-05-26 09:37:15] [INFO ] Flatten gal took : 365 ms
[2024-05-26 09:37:16] [INFO ] Input system was already deterministic with 8885 transitions.
Reduction of identical properties reduced properties to check from 33 to 31
RANDOM walk for 40000 steps (12 resets) in 3674 ms. (10 steps per ms) remains 3/31 properties
BEST_FIRST walk for 40004 steps (8 resets) in 207 ms. (192 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 270 ms. (147 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (8 resets) in 203 ms. (196 steps per ms) remains 3/3 properties
[2024-05-26 09:37:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 6073/6081 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6081 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2594/8675 variables, 986/993 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8675 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 172/8847 variables, 86/1079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 8847/17838 variables, and 1079 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5014 ms.
Refiners :[Generalized P Invariants (flows): 1079/1079 constraints, State Equation: 0/8953 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 6073/6081 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6081 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 2594/8675 variables, 986/993 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8675 variables, 0/993 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 172/8847 variables, 86/1079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/8847 variables, 0/1079 constraints. Problems are: Problem set: 0 solved, 3 unsolved
SMT process timed out in 10161ms, After SMT, problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 8953 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 8799 are kept as prefixes of interest. Removing 154 places using SCC suffix rule.23 ms
Discarding 154 places :
Also discarding 105 output transitions
Drop transitions (Output transitions of discarded places.) removed 105 transitions
Drop transitions (Empty/Sink Transition effects.) removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Discarding 611 places :
Implicit places reduction removed 611 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5438 transitions
Trivial Post-agglo rules discarded 5438 transitions
Performed 5438 trivial Post agglomeration. Transition count delta: 5438
Iterating post reduction 0 with 6149 rules applied. Total rules applied 6150 place count 8188 transition count 3242
Reduce places removed 5438 places and 0 transitions.
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Iterating post reduction 1 with 5492 rules applied. Total rules applied 11642 place count 2750 transition count 3188
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 2 with 54 rules applied. Total rules applied 11696 place count 2696 transition count 3188
Performed 716 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 716 Pre rules applied. Total rules applied 11696 place count 2696 transition count 2472
Deduced a syphon composed of 716 places in 1 ms
Ensure Unique test removed 306 places
Reduce places removed 1022 places and 0 transitions.
Iterating global reduction 3 with 1738 rules applied. Total rules applied 13434 place count 1674 transition count 2472
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 3 with 153 rules applied. Total rules applied 13587 place count 1674 transition count 2319
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 4 with 153 rules applied. Total rules applied 13740 place count 1521 transition count 2319
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 51 Pre rules applied. Total rules applied 13740 place count 1521 transition count 2268
Deduced a syphon composed of 51 places in 2 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 5 with 102 rules applied. Total rules applied 13842 place count 1470 transition count 2268
Discarding 614 places :
Symmetric choice reduction at 5 with 614 rule applications. Total rules 14456 place count 856 transition count 1406
Iterating global reduction 5 with 614 rules applied. Total rules applied 15070 place count 856 transition count 1406
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 52 transitions
Trivial Post-agglo rules discarded 52 transitions
Performed 52 trivial Post agglomeration. Transition count delta: 52
Iterating post reduction 5 with 251 rules applied. Total rules applied 15321 place count 856 transition count 1155
Reduce places removed 52 places and 0 transitions.
Iterating post reduction 6 with 52 rules applied. Total rules applied 15373 place count 804 transition count 1155
Performed 104 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 104 Pre rules applied. Total rules applied 15373 place count 804 transition count 1051
Deduced a syphon composed of 104 places in 1 ms
Reduce places removed 104 places and 0 transitions.
Iterating global reduction 7 with 208 rules applied. Total rules applied 15581 place count 700 transition count 1051
Discarding 9 places :
Symmetric choice reduction at 7 with 9 rule applications. Total rules 15590 place count 691 transition count 892
Iterating global reduction 7 with 9 rules applied. Total rules applied 15599 place count 691 transition count 892
Ensure Unique test removed 155 transitions
Reduce isomorphic transitions removed 155 transitions.
Discarding 51 places :
Implicit places reduction removed 51 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 7 with 308 rules applied. Total rules applied 15907 place count 640 transition count 635
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 8 with 102 rules applied. Total rules applied 16009 place count 538 transition count 635
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 16009 place count 538 transition count 634
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 16011 place count 537 transition count 634
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 16014 place count 534 transition count 531
Iterating global reduction 9 with 3 rules applied. Total rules applied 16017 place count 534 transition count 531
Ensure Unique test removed 103 transitions
Reduce isomorphic transitions removed 103 transitions.
Discarding 102 places :
Implicit places reduction removed 102 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 9 with 307 rules applied. Total rules applied 16324 place count 432 transition count 326
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 10 with 102 rules applied. Total rules applied 16426 place count 330 transition count 326
Performed 101 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 101 Pre rules applied. Total rules applied 16426 place count 330 transition count 225
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 11 with 202 rules applied. Total rules applied 16628 place count 229 transition count 225
Discarding 48 places :
Symmetric choice reduction at 11 with 48 rule applications. Total rules 16676 place count 181 transition count 177
Iterating global reduction 11 with 48 rules applied. Total rules applied 16724 place count 181 transition count 177
Discarding 48 places :
Symmetric choice reduction at 11 with 48 rule applications. Total rules 16772 place count 133 transition count 129
Iterating global reduction 11 with 48 rules applied. Total rules applied 16820 place count 133 transition count 129
Discarding 48 places :
Symmetric choice reduction at 11 with 48 rule applications. Total rules 16868 place count 85 transition count 81
Iterating global reduction 11 with 48 rules applied. Total rules applied 16916 place count 85 transition count 81
Discarding 46 places :
Symmetric choice reduction at 11 with 46 rule applications. Total rules 16962 place count 39 transition count 35
Iterating global reduction 11 with 46 rules applied. Total rules applied 17008 place count 39 transition count 35
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 17010 place count 38 transition count 34
Free-agglomeration rule applied 2 times.
Iterating global reduction 11 with 2 rules applied. Total rules applied 17012 place count 38 transition count 32
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 17014 place count 36 transition count 32
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 12 with 4 rules applied. Total rules applied 17018 place count 36 transition count 28
Ensure Unique test removed 1 places
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 17023 place count 31 transition count 28
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 13 with 3 rules applied. Total rules applied 17026 place count 28 transition count 25
Applied a total of 17026 rules in 994 ms. Remains 28 /8953 variables (removed 8925) and now considering 25/8885 (removed 8860) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 994 ms. Remains : 28/8953 places, 25/8885 transitions.
RANDOM walk for 3797 steps (31 resets) in 27 ms. (135 steps per ms) remains 0/3 properties
Computed a total of 8953 stabilizing places and 8885 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8953 transition count 8885
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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(X(X(X(F((!p0||X(F((F(p0)&&p1))))))))))'
Support contains 153 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 514 places :
Symmetric choice reduction at 1 with 514 rule applications. Total rules 1127 place count 7826 transition count 8121
Iterating global reduction 1 with 514 rules applied. Total rules applied 1641 place count 7826 transition count 8121
Discarding 307 places :
Symmetric choice reduction at 1 with 307 rule applications. Total rules 1948 place count 7519 transition count 7714
Iterating global reduction 1 with 307 rules applied. Total rules applied 2255 place count 7519 transition count 7714
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2306 place count 7468 transition count 7714
Discarding 357 places :
Symmetric choice reduction at 2 with 357 rule applications. Total rules 2663 place count 7111 transition count 7257
Iterating global reduction 2 with 357 rules applied. Total rules applied 3020 place count 7111 transition count 7257
Discarding 406 places :
Symmetric choice reduction at 2 with 406 rule applications. Total rules 3426 place count 6705 transition count 6851
Iterating global reduction 2 with 406 rules applied. Total rules applied 3832 place count 6705 transition count 6851
Discarding 304 places :
Symmetric choice reduction at 2 with 304 rule applications. Total rules 4136 place count 6401 transition count 6547
Iterating global reduction 2 with 304 rules applied. Total rules applied 4440 place count 6401 transition count 6547
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 4695 place count 6146 transition count 6292
Iterating global reduction 2 with 255 rules applied. Total rules applied 4950 place count 6146 transition count 6292
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 5205 place count 5891 transition count 6037
Iterating global reduction 2 with 255 rules applied. Total rules applied 5460 place count 5891 transition count 6037
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 5715 place count 5636 transition count 5782
Iterating global reduction 2 with 255 rules applied. Total rules applied 5970 place count 5636 transition count 5782
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 6225 place count 5381 transition count 5527
Iterating global reduction 2 with 255 rules applied. Total rules applied 6480 place count 5381 transition count 5527
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 6735 place count 5126 transition count 5272
Iterating global reduction 2 with 255 rules applied. Total rules applied 6990 place count 5126 transition count 5272
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 7245 place count 4871 transition count 5017
Iterating global reduction 2 with 255 rules applied. Total rules applied 7500 place count 4871 transition count 5017
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 7755 place count 4616 transition count 4762
Iterating global reduction 2 with 255 rules applied. Total rules applied 8010 place count 4616 transition count 4762
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 8265 place count 4361 transition count 4507
Iterating global reduction 2 with 255 rules applied. Total rules applied 8520 place count 4361 transition count 4507
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 8775 place count 4106 transition count 4252
Iterating global reduction 2 with 255 rules applied. Total rules applied 9030 place count 4106 transition count 4252
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 2 with 204 rules applied. Total rules applied 9234 place count 4106 transition count 4048
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 9285 place count 4055 transition count 3997
Iterating global reduction 3 with 51 rules applied. Total rules applied 9336 place count 4055 transition count 3997
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 9387 place count 4004 transition count 3946
Iterating global reduction 3 with 51 rules applied. Total rules applied 9438 place count 4004 transition count 3946
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 52 rules applied. Total rules applied 9490 place count 4003 transition count 3895
Applied a total of 9490 rules in 20656 ms. Remains 4003 /8953 variables (removed 4950) and now considering 3895/8885 (removed 4990) transitions.
// Phase 1: matrix 3895 rows 4003 cols
[2024-05-26 09:37:51] [INFO ] Computed 414 invariants in 51 ms
[2024-05-26 09:37:53] [INFO ] Implicit Places using invariants in 2388 ms returned [1695, 1749, 1852, 2574, 2575, 2576, 2577, 2578, 2579, 2580, 2581, 2582, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2592, 2593, 2594, 2595, 2596, 2597, 2598, 2599, 2600, 2601, 2602, 2603, 2604, 2605, 2606, 2607, 2608, 2609, 2610, 2611, 2612, 2613, 2614, 2615, 2616, 2617, 2618, 2619, 2620, 2621, 2622, 2623, 2624, 3543]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 2396 ms to find 55 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3948/8953 places, 3895/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3946 transition count 3893
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3946 transition count 3893
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3945 transition count 3891
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3945 transition count 3891
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 3944 transition count 3890
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 3944 transition count 3890
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 3943 transition count 3889
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 3943 transition count 3889
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 3942 transition count 3888
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 3942 transition count 3888
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 3941 transition count 3887
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 3941 transition count 3887
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 3940 transition count 3886
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 3940 transition count 3886
Applied a total of 16 rules in 4534 ms. Remains 3940 /3948 variables (removed 8) and now considering 3886/3895 (removed 9) transitions.
// Phase 1: matrix 3886 rows 3940 cols
[2024-05-26 09:37:57] [INFO ] Computed 359 invariants in 58 ms
[2024-05-26 09:38:00] [INFO ] Implicit Places using invariants in 2105 ms returned []
[2024-05-26 09:38:00] [INFO ] Invariant cache hit.
[2024-05-26 09:38:06] [INFO ] Implicit Places using invariants and state equation in 6933 ms returned []
Implicit Place search using SMT with State Equation took 9054 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3940/8953 places, 3886/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36646 ms. Remains : 3940/8953 places, 3886/8885 transitions.
Stuttering acceptance computed with spot in 572 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-00
Product exploration explored 100000 steps with 20000 reset in 1664 ms.
Product exploration explored 100000 steps with 20000 reset in 1336 ms.
Computed a total of 3940 stabilizing places and 3886 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3940 transition count 3886
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 39 ms. Reduced automaton from 6 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-00 finished in 42049 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((X(X(G(p0))) U (F(p1)&&(F(!p3)||p2))))))'
Support contains 669 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 612 places :
Symmetric choice reduction at 1 with 612 rule applications. Total rules 1225 place count 7728 transition count 8223
Iterating global reduction 1 with 612 rules applied. Total rules applied 1837 place count 7728 transition count 8223
Discarding 205 places :
Symmetric choice reduction at 1 with 205 rule applications. Total rules 2042 place count 7523 transition count 7918
Iterating global reduction 1 with 205 rules applied. Total rules applied 2247 place count 7523 transition count 7918
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2298 place count 7472 transition count 7918
Discarding 154 places :
Symmetric choice reduction at 2 with 154 rule applications. Total rules 2452 place count 7318 transition count 7614
Iterating global reduction 2 with 154 rules applied. Total rules applied 2606 place count 7318 transition count 7614
Discarding 253 places :
Symmetric choice reduction at 2 with 253 rule applications. Total rules 2859 place count 7065 transition count 7361
Iterating global reduction 2 with 253 rules applied. Total rules applied 3112 place count 7065 transition count 7361
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 3214 place count 7065 transition count 7259
Discarding 49 places :
Symmetric choice reduction at 3 with 49 rule applications. Total rules 3263 place count 7016 transition count 7210
Iterating global reduction 3 with 49 rules applied. Total rules applied 3312 place count 7016 transition count 7210
Discarding 49 places :
Symmetric choice reduction at 3 with 49 rule applications. Total rules 3361 place count 6967 transition count 7161
Iterating global reduction 3 with 49 rules applied. Total rules applied 3410 place count 6967 transition count 7161
Applied a total of 3410 rules in 14086 ms. Remains 6967 /8953 variables (removed 1986) and now considering 7161/8885 (removed 1724) transitions.
// Phase 1: matrix 7161 rows 6967 cols
[2024-05-26 09:38:26] [INFO ] Computed 415 invariants in 156 ms
[2024-05-26 09:38:29] [INFO ] Implicit Places using invariants in 3227 ms returned [357, 1429, 4144, 4453, 5538, 5539, 5540, 5541, 5542, 5543, 5544, 5545, 5546, 5547, 5548, 5549, 5550, 5551, 5552, 5553, 5554, 5555, 5556, 5557, 5558, 5559, 5560, 5561, 5562, 5563, 5564, 5565, 5566, 5567, 5568, 5569, 5570, 5571, 5572, 5573, 5574, 5575, 5576, 5577, 5578, 5579, 5580, 5581, 5582, 5583, 5584, 5585, 5586, 5587, 5588, 6507]
Discarding 56 places :
Implicit Place search using SMT only with invariants took 3248 ms to find 56 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6911/8953 places, 7161/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 6909 transition count 7159
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 6909 transition count 7159
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 6908 transition count 7157
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 6908 transition count 7157
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 6907 transition count 7156
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 6907 transition count 7156
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 6906 transition count 7155
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 6906 transition count 7155
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 6905 transition count 7154
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 6905 transition count 7154
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 6904 transition count 7153
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 6904 transition count 7153
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 6903 transition count 7152
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 6903 transition count 7152
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 6902 transition count 7151
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 6902 transition count 7151
Applied a total of 18 rules in 16443 ms. Remains 6902 /6911 variables (removed 9) and now considering 7151/7161 (removed 10) transitions.
// Phase 1: matrix 7151 rows 6902 cols
[2024-05-26 09:38:46] [INFO ] Computed 359 invariants in 210 ms
[2024-05-26 09:38:48] [INFO ] Implicit Places using invariants in 2640 ms returned []
[2024-05-26 09:38:48] [INFO ] Invariant cache hit.
[2024-05-26 09:38:59] [INFO ] Implicit Places using invariants and state equation in 10804 ms returned []
Implicit Place search using SMT with State Equation took 13456 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 6902/8953 places, 7151/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 47240 ms. Remains : 6902/8953 places, 7151/8885 transitions.
Stuttering acceptance computed with spot in 448 ms :[(OR (NOT p1) (AND (NOT p2) p3)), (OR (NOT p1) (AND (NOT p2) p3)), (NOT p1), (OR (AND (NOT p1) p3) (AND (NOT p2) p3) (AND (NOT p0) p3)), (AND p3 (NOT p0)), (AND (NOT p1) p3), p3]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-01
Product exploration explored 100000 steps with 94 reset in 1913 ms.
Product exploration explored 100000 steps with 95 reset in 1553 ms.
Computed a total of 6902 stabilizing places and 7151 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 6902 transition count 7151
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) (NOT p0)), (X (NOT p2)), (X (NOT p3)), (X (NOT p1)), (X (NOT (AND (NOT p2) p3))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND (NOT p2) p3)))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p3))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 14 factoid took 150 ms. Reduced automaton from 7 states, 12 edges and 4 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 4086 steps (0 resets) in 243 ms. (16 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p2) (NOT p3) (NOT p0)), (X (NOT p2)), (X (NOT p3)), (X (NOT p1)), (X (NOT (AND (NOT p2) p3))), (X (X (NOT p2))), (X (X (NOT p3))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p2 p3)))), (X (X (NOT (AND (NOT p2) p3)))), (F (G (NOT p1))), (F (G (NOT p2))), (F (G (NOT p3))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p1)]
Property proved to be false thanks to negative knowledge :(F p1)
Knowledge based reduction with 14 factoid took 261 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-01 FALSE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-01 finished in 55359 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((G(p1)||p0))))'
Support contains 210 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 6079 are kept as prefixes of interest. Removing 2874 places using SCC suffix rule.38 ms
Discarding 2874 places :
Also discarding 2814 output transitions
Drop transitions (Output transitions of discarded places.) removed 2814 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4176 transitions
Trivial Post-agglo rules discarded 4176 transitions
Performed 4176 trivial Post agglomeration. Transition count delta: 4176
Iterating post reduction 0 with 4789 rules applied. Total rules applied 4790 place count 5415 transition count 1844
Reduce places removed 4176 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 4177 rules applied. Total rules applied 8967 place count 1239 transition count 1843
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 8968 place count 1238 transition count 1843
Performed 153 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 153 Pre rules applied. Total rules applied 8968 place count 1238 transition count 1690
Deduced a syphon composed of 153 places in 0 ms
Reduce places removed 153 places and 0 transitions.
Iterating global reduction 3 with 306 rules applied. Total rules applied 9274 place count 1085 transition count 1690
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 9529 place count 830 transition count 1435
Iterating global reduction 3 with 255 rules applied. Total rules applied 9784 place count 830 transition count 1435
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 9786 place count 829 transition count 1434
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: -459
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 3 with 102 rules applied. Total rules applied 9888 place count 778 transition count 1893
Applied a total of 9888 rules in 567 ms. Remains 778 /8953 variables (removed 8175) and now considering 1893/8885 (removed 6992) transitions.
// Phase 1: matrix 1893 rows 778 cols
[2024-05-26 09:39:08] [INFO ] Computed 2 invariants in 36 ms
[2024-05-26 09:39:08] [INFO ] Implicit Places using invariants in 248 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 251 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 777/8953 places, 1893/8885 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 777 transition count 1887
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 771 transition count 1887
Applied a total of 12 rules in 68 ms. Remains 771 /777 variables (removed 6) and now considering 1887/1893 (removed 6) transitions.
// Phase 1: matrix 1887 rows 771 cols
[2024-05-26 09:39:08] [INFO ] Computed 1 invariants in 13 ms
[2024-05-26 09:39:08] [INFO ] Implicit Places using invariants in 149 ms returned []
[2024-05-26 09:39:08] [INFO ] Invariant cache hit.
[2024-05-26 09:39:09] [INFO ] Implicit Places using invariants and state equation in 685 ms returned []
Implicit Place search using SMT with State Equation took 839 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 771/8953 places, 1887/8885 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1726 ms. Remains : 771/8953 places, 1887/8885 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-02
Product exploration explored 100000 steps with 1050 reset in 2021 ms.
Product exploration explored 100000 steps with 1041 reset in 2057 ms.
Computed a total of 771 stabilizing places and 1887 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 771 transition count 1887
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p0)), (X p1), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p0))), (X (X p1)), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 17 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-02 finished in 10727 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((F(p0)&&X(G(!p1)))))'
Support contains 663 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 8892 are kept as prefixes of interest. Removing 61 places using SCC suffix rule.16 ms
Discarding 61 places :
Also discarding 111 output transitions
Drop transitions (Output transitions of discarded places.) removed 111 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 307 places :
Implicit places reduction removed 307 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4585 transitions
Trivial Post-agglo rules discarded 4585 transitions
Performed 4585 trivial Post agglomeration. Transition count delta: 4585
Iterating post reduction 0 with 4892 rules applied. Total rules applied 4893 place count 8534 transition count 4138
Reduce places removed 4585 places and 0 transitions.
Iterating post reduction 1 with 4585 rules applied. Total rules applied 9478 place count 3949 transition count 4138
Performed 969 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 969 Pre rules applied. Total rules applied 9478 place count 3949 transition count 3169
Deduced a syphon composed of 969 places in 2 ms
Ensure Unique test removed 306 places
Reduce places removed 1275 places and 0 transitions.
Iterating global reduction 2 with 2244 rules applied. Total rules applied 11722 place count 2674 transition count 3169
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 2 with 153 rules applied. Total rules applied 11875 place count 2674 transition count 3016
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 3 with 153 rules applied. Total rules applied 12028 place count 2521 transition count 3016
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 12028 place count 2521 transition count 2965
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 12130 place count 2470 transition count 2965
Discarding 311 places :
Symmetric choice reduction at 4 with 311 rule applications. Total rules 12441 place count 2159 transition count 2404
Iterating global reduction 4 with 311 rules applied. Total rules applied 12752 place count 2159 transition count 2404
Drop transitions (Trivial Post-Agglo cleanup.) removed 52 transitions
Trivial Post-agglo rules discarded 52 transitions
Performed 52 trivial Post agglomeration. Transition count delta: 52
Iterating post reduction 4 with 52 rules applied. Total rules applied 12804 place count 2159 transition count 2352
Reduce places removed 52 places and 0 transitions.
Iterating post reduction 5 with 52 rules applied. Total rules applied 12856 place count 2107 transition count 2352
Performed 102 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 102 Pre rules applied. Total rules applied 12856 place count 2107 transition count 2250
Deduced a syphon composed of 102 places in 1 ms
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 6 with 204 rules applied. Total rules applied 13060 place count 2005 transition count 2250
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 13065 place count 2000 transition count 1995
Iterating global reduction 6 with 5 rules applied. Total rules applied 13070 place count 2000 transition count 1995
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Discarding 102 places :
Implicit places reduction removed 102 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 6 with 459 rules applied. Total rules applied 13529 place count 1898 transition count 1638
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 7 with 153 rules applied. Total rules applied 13682 place count 1745 transition count 1638
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 51 Pre rules applied. Total rules applied 13682 place count 1745 transition count 1587
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 8 with 102 rules applied. Total rules applied 13784 place count 1694 transition count 1587
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 8 with 102 rules applied. Total rules applied 13886 place count 1643 transition count 1536
Applied a total of 13886 rules in 937 ms. Remains 1643 /8953 variables (removed 7310) and now considering 1536/8885 (removed 7349) transitions.
// Phase 1: matrix 1536 rows 1643 cols
[2024-05-26 09:39:19] [INFO ] Computed 362 invariants in 27 ms
[2024-05-26 09:39:20] [INFO ] Implicit Places using invariants in 895 ms returned [51, 58, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 1539, 1591]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 898 ms to find 55 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1588/8953 places, 1536/8885 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 108 rules applied. Total rules applied 108 place count 1588 transition count 1428
Reduce places removed 108 places and 0 transitions.
Iterating post reduction 1 with 108 rules applied. Total rules applied 216 place count 1480 transition count 1428
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 51 Pre rules applied. Total rules applied 216 place count 1480 transition count 1377
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 102 rules applied. Total rules applied 318 place count 1429 transition count 1377
Applied a total of 318 rules in 63 ms. Remains 1429 /1588 variables (removed 159) and now considering 1377/1536 (removed 159) transitions.
// Phase 1: matrix 1377 rows 1429 cols
[2024-05-26 09:39:20] [INFO ] Computed 307 invariants in 18 ms
[2024-05-26 09:39:20] [INFO ] Implicit Places using invariants in 466 ms returned []
[2024-05-26 09:39:20] [INFO ] Invariant cache hit.
[2024-05-26 09:39:22] [INFO ] Implicit Places using invariants and state equation in 1417 ms returned []
Implicit Place search using SMT with State Equation took 1893 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1429/8953 places, 1377/8885 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3792 ms. Remains : 1429/8953 places, 1377/8885 transitions.
Stuttering acceptance computed with spot in 158 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-03
Product exploration explored 100000 steps with 476 reset in 2219 ms.
Product exploration explored 100000 steps with 476 reset in 1876 ms.
Computed a total of 1429 stabilizing places and 1377 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1429 transition count 1377
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 17 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-03 finished in 12313 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 357 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 514 places :
Symmetric choice reduction at 1 with 514 rule applications. Total rules 1127 place count 7826 transition count 8121
Iterating global reduction 1 with 514 rules applied. Total rules applied 1641 place count 7826 transition count 8121
Discarding 407 places :
Symmetric choice reduction at 1 with 407 rule applications. Total rules 2048 place count 7419 transition count 7714
Iterating global reduction 1 with 407 rules applied. Total rules applied 2455 place count 7419 transition count 7714
Discarding 257 places :
Symmetric choice reduction at 1 with 257 rule applications. Total rules 2712 place count 7162 transition count 7257
Iterating global reduction 1 with 257 rules applied. Total rules applied 2969 place count 7162 transition count 7257
Discarding 406 places :
Symmetric choice reduction at 1 with 406 rule applications. Total rules 3375 place count 6756 transition count 6851
Iterating global reduction 1 with 406 rules applied. Total rules applied 3781 place count 6756 transition count 6851
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 1 with 102 rules applied. Total rules applied 3883 place count 6756 transition count 6749
Discarding 304 places :
Symmetric choice reduction at 2 with 304 rule applications. Total rules 4187 place count 6452 transition count 6445
Iterating global reduction 2 with 304 rules applied. Total rules applied 4491 place count 6452 transition count 6445
Discarding 304 places :
Symmetric choice reduction at 2 with 304 rule applications. Total rules 4795 place count 6148 transition count 6141
Iterating global reduction 2 with 304 rules applied. Total rules applied 5099 place count 6148 transition count 6141
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 5354 place count 5893 transition count 5886
Iterating global reduction 2 with 255 rules applied. Total rules applied 5609 place count 5893 transition count 5886
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 5864 place count 5638 transition count 5631
Iterating global reduction 2 with 255 rules applied. Total rules applied 6119 place count 5638 transition count 5631
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 6374 place count 5383 transition count 5376
Iterating global reduction 2 with 255 rules applied. Total rules applied 6629 place count 5383 transition count 5376
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 6884 place count 5128 transition count 5121
Iterating global reduction 2 with 255 rules applied. Total rules applied 7139 place count 5128 transition count 5121
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 7394 place count 4873 transition count 4866
Iterating global reduction 2 with 255 rules applied. Total rules applied 7649 place count 4873 transition count 4866
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 7904 place count 4618 transition count 4611
Iterating global reduction 2 with 255 rules applied. Total rules applied 8159 place count 4618 transition count 4611
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 8414 place count 4363 transition count 4356
Iterating global reduction 2 with 255 rules applied. Total rules applied 8669 place count 4363 transition count 4356
Discarding 255 places :
Symmetric choice reduction at 2 with 255 rule applications. Total rules 8924 place count 4108 transition count 4101
Iterating global reduction 2 with 255 rules applied. Total rules applied 9179 place count 4108 transition count 4101
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 2 with 204 rules applied. Total rules applied 9383 place count 4108 transition count 3897
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 9434 place count 4057 transition count 3846
Iterating global reduction 3 with 51 rules applied. Total rules applied 9485 place count 4057 transition count 3846
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 9536 place count 4006 transition count 3795
Iterating global reduction 3 with 51 rules applied. Total rules applied 9587 place count 4006 transition count 3795
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 3 with 52 rules applied. Total rules applied 9639 place count 4005 transition count 3744
Applied a total of 9639 rules in 22687 ms. Remains 4005 /8953 variables (removed 4948) and now considering 3744/8885 (removed 5141) transitions.
// Phase 1: matrix 3744 rows 4005 cols
[2024-05-26 09:39:53] [INFO ] Computed 465 invariants in 62 ms
[2024-05-26 09:39:55] [INFO ] Implicit Places using invariants in 2162 ms returned [663, 1338, 1392, 1495, 2217, 2218, 2219, 2220, 2221, 2222, 2223, 2224, 2225, 2226, 2227, 2228, 2229, 2230, 2231, 2232, 2233, 2234, 2235, 2236, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2255, 2256, 2257, 2258, 2259, 2260, 2261, 2262, 2263, 2264, 2265, 2266, 2267]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 2169 ms to find 55 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3950/8953 places, 3744/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3948 transition count 3742
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3948 transition count 3742
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3947 transition count 3740
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3947 transition count 3740
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 3946 transition count 3739
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 3946 transition count 3739
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 3945 transition count 3738
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 3945 transition count 3738
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 3944 transition count 3737
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 3944 transition count 3737
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 3943 transition count 3736
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 3943 transition count 3736
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 3942 transition count 3735
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 3942 transition count 3735
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 3941 transition count 3734
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 3941 transition count 3734
Applied a total of 18 rules in 5278 ms. Remains 3941 /3950 variables (removed 9) and now considering 3734/3744 (removed 10) transitions.
// Phase 1: matrix 3734 rows 3941 cols
[2024-05-26 09:40:00] [INFO ] Computed 410 invariants in 53 ms
[2024-05-26 09:40:02] [INFO ] Implicit Places using invariants in 1930 ms returned []
[2024-05-26 09:40:02] [INFO ] Invariant cache hit.
[2024-05-26 09:40:10] [INFO ] Implicit Places using invariants and state equation in 7786 ms returned []
Implicit Place search using SMT with State Equation took 9750 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3941/8953 places, 3734/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 39888 ms. Remains : 3941/8953 places, 3734/8885 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04
Product exploration explored 100000 steps with 34 reset in 2241 ms.
Product exploration explored 100000 steps with 34 reset in 2239 ms.
Computed a total of 3941 stabilizing places and 3734 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3941 transition count 3734
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 166 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 163 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 7545 steps (0 resets) in 635 ms. (11 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 11 factoid took 340 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 167 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 171 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2024-05-26 09:40:18] [INFO ] Invariant cache hit.
[2024-05-26 09:40:25] [INFO ] [Real]Absence check using 0 positive and 410 generalized place invariants in 728 ms returned sat
[2024-05-26 09:40:33] [INFO ] [Real]Absence check using state equation in 7496 ms returned unknown
Could not prove EG (NOT p0)
Support contains 357 out of 3941 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3941/3941 places, 3734/3734 transitions.
Graph (complete) has 5009 edges and 3941 vertex of which 3012 are kept as prefixes of interest. Removing 929 places using SCC suffix rule.5 ms
Discarding 929 places :
Also discarding 725 output transitions
Drop transitions (Output transitions of discarded places.) removed 725 transitions
Reduce places removed 51 places and 51 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1581 transitions
Trivial Post-agglo rules discarded 1581 transitions
Performed 1581 trivial Post agglomeration. Transition count delta: 1581
Iterating post reduction 0 with 1581 rules applied. Total rules applied 1582 place count 2961 transition count 1377
Reduce places removed 1581 places and 0 transitions.
Performed 153 Post agglomeration using F-continuation condition.Transition count delta: 153
Iterating post reduction 1 with 1734 rules applied. Total rules applied 3316 place count 1380 transition count 1224
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 2 with 153 rules applied. Total rules applied 3469 place count 1227 transition count 1224
Performed 408 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 408 Pre rules applied. Total rules applied 3469 place count 1227 transition count 816
Deduced a syphon composed of 408 places in 0 ms
Ensure Unique test removed 153 places
Reduce places removed 561 places and 0 transitions.
Iterating global reduction 3 with 969 rules applied. Total rules applied 4438 place count 666 transition count 816
Applied a total of 4438 rules in 182 ms. Remains 666 /3941 variables (removed 3275) and now considering 816/3734 (removed 2918) transitions.
// Phase 1: matrix 816 rows 666 cols
[2024-05-26 09:40:33] [INFO ] Computed 52 invariants in 7 ms
[2024-05-26 09:40:34] [INFO ] Implicit Places using invariants in 433 ms returned []
[2024-05-26 09:40:34] [INFO ] Invariant cache hit.
[2024-05-26 09:40:35] [INFO ] Implicit Places using invariants and state equation in 977 ms returned []
Implicit Place search using SMT with State Equation took 1424 ms to find 0 implicit places.
[2024-05-26 09:40:35] [INFO ] Redundant transitions in 58 ms returned []
Running 663 sub problems to find dead transitions.
[2024-05-26 09:40:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1431/1482 variables, and 667 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1431 variables, 663/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1431 variables, 0/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
SMT process timed out in 60568ms, After SMT, problems are : Problem set: 0 solved, 663 unsolved
Search for dead transitions found 0 dead transitions in 60580ms
Starting structural reductions in SI_LTL mode, iteration 1 : 666/3941 places, 816/3734 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62270 ms. Remains : 666/3941 places, 816/3734 transitions.
Computed a total of 666 stabilizing places and 816 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 666 transition count 816
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 10 factoid took 255 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 157 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 1102 steps (0 resets) in 34 ms. (31 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 10 factoid took 563 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 206 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2024-05-26 09:41:38] [INFO ] Invariant cache hit.
[2024-05-26 09:41:40] [INFO ] [Real]Absence check using 0 positive and 52 generalized place invariants in 50 ms returned sat
[2024-05-26 09:41:41] [INFO ] [Real]Absence check using state equation in 800 ms returned sat
[2024-05-26 09:41:41] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 190 ms.
[2024-05-26 09:41:43] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 09:41:45] [INFO ] [Nat]Absence check using 0 positive and 52 generalized place invariants in 34 ms returned sat
[2024-05-26 09:41:46] [INFO ] [Nat]Absence check using state equation in 757 ms returned sat
[2024-05-26 09:41:46] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 79 ms.
[2024-05-26 09:41:49] [INFO ] Added : 217 causal constraints over 44 iterations in 2844 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Product exploration explored 100000 steps with 325 reset in 1620 ms.
Product exploration explored 100000 steps with 325 reset in 1660 ms.
Support contains 357 out of 666 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 666/666 places, 816/816 transitions.
Applied a total of 0 rules in 13 ms. Remains 666 /666 variables (removed 0) and now considering 816/816 (removed 0) transitions.
[2024-05-26 09:41:53] [INFO ] Invariant cache hit.
[2024-05-26 09:41:53] [INFO ] Implicit Places using invariants in 208 ms returned []
[2024-05-26 09:41:53] [INFO ] Invariant cache hit.
[2024-05-26 09:41:54] [INFO ] Implicit Places using invariants and state equation in 713 ms returned []
Implicit Place search using SMT with State Equation took 962 ms to find 0 implicit places.
[2024-05-26 09:41:54] [INFO ] Redundant transitions in 70 ms returned []
Running 663 sub problems to find dead transitions.
[2024-05-26 09:41:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1431/1482 variables, and 667 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30061 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1431 variables, 663/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1431 variables, 0/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
SMT process timed out in 60594ms, After SMT, problems are : Problem set: 0 solved, 663 unsolved
Search for dead transitions found 0 dead transitions in 60604ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61666 ms. Remains : 666/666 places, 816/816 transitions.
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04 finished in 204985 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 663 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 307 places :
Implicit places reduction removed 307 places
Iterating post reduction 0 with 307 rules applied. Total rules applied 307 place count 8646 transition count 8885
Discarding 616 places :
Symmetric choice reduction at 1 with 616 rule applications. Total rules 923 place count 8030 transition count 8019
Iterating global reduction 1 with 616 rules applied. Total rules applied 1539 place count 8030 transition count 8019
Discarding 409 places :
Symmetric choice reduction at 1 with 409 rule applications. Total rules 1948 place count 7621 transition count 7510
Iterating global reduction 1 with 409 rules applied. Total rules applied 2357 place count 7621 transition count 7510
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2408 place count 7570 transition count 7510
Discarding 359 places :
Symmetric choice reduction at 2 with 359 rule applications. Total rules 2767 place count 7211 transition count 6951
Iterating global reduction 2 with 359 rules applied. Total rules applied 3126 place count 7211 transition count 6951
Discarding 508 places :
Symmetric choice reduction at 2 with 508 rule applications. Total rules 3634 place count 6703 transition count 6443
Iterating global reduction 2 with 508 rules applied. Total rules applied 4142 place count 6703 transition count 6443
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4244 place count 6703 transition count 6341
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 4548 place count 6399 transition count 6037
Iterating global reduction 3 with 304 rules applied. Total rules applied 4852 place count 6399 transition count 6037
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 5156 place count 6095 transition count 5733
Iterating global reduction 3 with 304 rules applied. Total rules applied 5460 place count 6095 transition count 5733
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 5715 place count 5840 transition count 5478
Iterating global reduction 3 with 255 rules applied. Total rules applied 5970 place count 5840 transition count 5478
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6225 place count 5585 transition count 5223
Iterating global reduction 3 with 255 rules applied. Total rules applied 6480 place count 5585 transition count 5223
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 6531 place count 5534 transition count 5172
Iterating global reduction 3 with 51 rules applied. Total rules applied 6582 place count 5534 transition count 5172
Discarding 51 places :
Symmetric choice reduction at 3 with 51 rule applications. Total rules 6633 place count 5483 transition count 5121
Iterating global reduction 3 with 51 rules applied. Total rules applied 6684 place count 5483 transition count 5121
Applied a total of 6684 rules in 18177 ms. Remains 5483 /8953 variables (removed 3470) and now considering 5121/8885 (removed 3764) transitions.
// Phase 1: matrix 5121 rows 5483 cols
[2024-05-26 09:43:13] [INFO ] Computed 721 invariants in 87 ms
[2024-05-26 09:43:16] [INFO ] Implicit Places using invariants in 2710 ms returned [357, 1429, 3175, 3229, 3332, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4061, 4062, 4063, 4064, 4065, 4066, 4067, 4068, 4069, 4070, 4071, 4072, 4073, 4074, 4075, 4076, 4077, 4078, 4079, 4080, 4081, 4082, 4083, 4084, 4085, 4086, 4087, 4088, 4089, 4090, 4091, 4092, 4093, 4094, 4095, 4096, 4097, 4098, 4099, 4100, 4101, 4102, 4103, 4104, 5023]
Discarding 57 places :
Implicit Place search using SMT only with invariants took 2734 ms to find 57 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 5426/8953 places, 5121/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 5424 transition count 5119
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 5424 transition count 5119
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 5423 transition count 5117
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 5423 transition count 5117
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 5422 transition count 5116
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 5422 transition count 5116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 5421 transition count 5115
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 5421 transition count 5115
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 5420 transition count 5114
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 5420 transition count 5114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 5419 transition count 5113
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 5419 transition count 5113
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 5418 transition count 5112
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 5418 transition count 5112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 5417 transition count 5111
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 5417 transition count 5111
Applied a total of 18 rules in 9620 ms. Remains 5417 /5426 variables (removed 9) and now considering 5111/5121 (removed 10) transitions.
// Phase 1: matrix 5111 rows 5417 cols
[2024-05-26 09:43:26] [INFO ] Computed 664 invariants in 73 ms
[2024-05-26 09:43:28] [INFO ] Implicit Places using invariants in 2040 ms returned []
[2024-05-26 09:43:28] [INFO ] Invariant cache hit.
[2024-05-26 09:43:36] [INFO ] Implicit Places using invariants and state equation in 8058 ms returned []
Implicit Place search using SMT with State Equation took 10115 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 5417/8953 places, 5111/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40647 ms. Remains : 5417/8953 places, 5111/8885 transitions.
Stuttering acceptance computed with spot in 202 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 2975 ms.
Product exploration explored 100000 steps with 50000 reset in 3015 ms.
Computed a total of 5417 stabilizing places and 5111 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 5417 transition count 5111
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X p1)), (F (G p0)), (F (G p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 20 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-05 finished in 49468 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)))'
Support contains 104 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 566 places :
Symmetric choice reduction at 1 with 566 rule applications. Total rules 1179 place count 7774 transition count 8119
Iterating global reduction 1 with 566 rules applied. Total rules applied 1745 place count 7774 transition count 8119
Discarding 309 places :
Symmetric choice reduction at 1 with 309 rule applications. Total rules 2054 place count 7465 transition count 7710
Iterating global reduction 1 with 309 rules applied. Total rules applied 2363 place count 7465 transition count 7710
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2414 place count 7414 transition count 7710
Discarding 309 places :
Symmetric choice reduction at 2 with 309 rule applications. Total rules 2723 place count 7105 transition count 7251
Iterating global reduction 2 with 309 rules applied. Total rules applied 3032 place count 7105 transition count 7251
Discarding 459 places :
Symmetric choice reduction at 2 with 459 rule applications. Total rules 3491 place count 6646 transition count 6792
Iterating global reduction 2 with 459 rules applied. Total rules applied 3950 place count 6646 transition count 6792
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4052 place count 6646 transition count 6690
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 4307 place count 6391 transition count 6435
Iterating global reduction 3 with 255 rules applied. Total rules applied 4562 place count 6391 transition count 6435
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 4817 place count 6136 transition count 6180
Iterating global reduction 3 with 255 rules applied. Total rules applied 5072 place count 6136 transition count 6180
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 5327 place count 5881 transition count 5925
Iterating global reduction 3 with 255 rules applied. Total rules applied 5582 place count 5881 transition count 5925
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 5837 place count 5626 transition count 5670
Iterating global reduction 3 with 255 rules applied. Total rules applied 6092 place count 5626 transition count 5670
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6347 place count 5371 transition count 5415
Iterating global reduction 3 with 255 rules applied. Total rules applied 6602 place count 5371 transition count 5415
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6857 place count 5116 transition count 5160
Iterating global reduction 3 with 255 rules applied. Total rules applied 7112 place count 5116 transition count 5160
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7367 place count 4861 transition count 4905
Iterating global reduction 3 with 255 rules applied. Total rules applied 7622 place count 4861 transition count 4905
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7877 place count 4606 transition count 4650
Iterating global reduction 3 with 255 rules applied. Total rules applied 8132 place count 4606 transition count 4650
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8387 place count 4351 transition count 4395
Iterating global reduction 3 with 255 rules applied. Total rules applied 8642 place count 4351 transition count 4395
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8897 place count 4096 transition count 4140
Iterating global reduction 3 with 255 rules applied. Total rules applied 9152 place count 4096 transition count 4140
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 3 with 204 rules applied. Total rules applied 9356 place count 4096 transition count 3936
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 9407 place count 4045 transition count 3885
Iterating global reduction 4 with 51 rules applied. Total rules applied 9458 place count 4045 transition count 3885
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 9509 place count 3994 transition count 3834
Iterating global reduction 4 with 51 rules applied. Total rules applied 9560 place count 3994 transition count 3834
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 52 rules applied. Total rules applied 9612 place count 3993 transition count 3783
Applied a total of 9612 rules in 25428 ms. Remains 3993 /8953 variables (removed 4960) and now considering 3783/8885 (removed 5102) transitions.
// Phase 1: matrix 3783 rows 3993 cols
[2024-05-26 09:44:10] [INFO ] Computed 414 invariants in 60 ms
[2024-05-26 09:44:12] [INFO ] Implicit Places using invariants in 1981 ms returned [663, 1739, 1842, 2564, 2565, 2566, 2567, 2568, 2569, 2570, 2571, 2572, 2573, 2574, 2575, 2576, 2577, 2578, 2579, 2580, 2581, 2582, 2583, 2584, 2585, 2586, 2587, 2588, 2589, 2590, 2591, 2592, 2593, 2594, 2595, 2596, 2597, 2598, 2599, 2600, 2601, 2602, 2603, 2604, 2605, 2606, 2607, 2608, 2609, 2610, 2611, 2612, 2613, 2614, 3533]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 2008 ms to find 55 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3938/8953 places, 3783/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3936 transition count 3781
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3936 transition count 3781
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3935 transition count 3779
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3935 transition count 3779
Applied a total of 6 rules in 1997 ms. Remains 3935 /3938 variables (removed 3) and now considering 3779/3783 (removed 4) transitions.
// Phase 1: matrix 3779 rows 3935 cols
[2024-05-26 09:44:14] [INFO ] Computed 359 invariants in 39 ms
[2024-05-26 09:44:15] [INFO ] Implicit Places using invariants in 1444 ms returned []
[2024-05-26 09:44:16] [INFO ] Invariant cache hit.
[2024-05-26 09:44:20] [INFO ] Implicit Places using invariants and state equation in 4785 ms returned []
Implicit Place search using SMT with State Equation took 6235 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3935/8953 places, 3779/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35669 ms. Remains : 3935/8953 places, 3779/8885 transitions.
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-06 finished in 35791 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(X((G(p1)||p0))))'
Support contains 255 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 514 places :
Symmetric choice reduction at 1 with 514 rule applications. Total rules 1127 place count 7826 transition count 8121
Iterating global reduction 1 with 514 rules applied. Total rules applied 1641 place count 7826 transition count 8121
Discarding 409 places :
Symmetric choice reduction at 1 with 409 rule applications. Total rules 2050 place count 7417 transition count 7612
Iterating global reduction 1 with 409 rules applied. Total rules applied 2459 place count 7417 transition count 7612
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2510 place count 7366 transition count 7612
Discarding 257 places :
Symmetric choice reduction at 2 with 257 rule applications. Total rules 2767 place count 7109 transition count 7155
Iterating global reduction 2 with 257 rules applied. Total rules applied 3024 place count 7109 transition count 7155
Discarding 406 places :
Symmetric choice reduction at 2 with 406 rule applications. Total rules 3430 place count 6703 transition count 6749
Iterating global reduction 2 with 406 rules applied. Total rules applied 3836 place count 6703 transition count 6749
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 3938 place count 6703 transition count 6647
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 4242 place count 6399 transition count 6343
Iterating global reduction 3 with 304 rules applied. Total rules applied 4546 place count 6399 transition count 6343
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 4850 place count 6095 transition count 6039
Iterating global reduction 3 with 304 rules applied. Total rules applied 5154 place count 6095 transition count 6039
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 5409 place count 5840 transition count 5784
Iterating global reduction 3 with 255 rules applied. Total rules applied 5664 place count 5840 transition count 5784
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 5919 place count 5585 transition count 5529
Iterating global reduction 3 with 255 rules applied. Total rules applied 6174 place count 5585 transition count 5529
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6429 place count 5330 transition count 5274
Iterating global reduction 3 with 255 rules applied. Total rules applied 6684 place count 5330 transition count 5274
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6939 place count 5075 transition count 5019
Iterating global reduction 3 with 255 rules applied. Total rules applied 7194 place count 5075 transition count 5019
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7449 place count 4820 transition count 4764
Iterating global reduction 3 with 255 rules applied. Total rules applied 7704 place count 4820 transition count 4764
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7959 place count 4565 transition count 4509
Iterating global reduction 3 with 255 rules applied. Total rules applied 8214 place count 4565 transition count 4509
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8469 place count 4310 transition count 4254
Iterating global reduction 3 with 255 rules applied. Total rules applied 8724 place count 4310 transition count 4254
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8979 place count 4055 transition count 3999
Iterating global reduction 3 with 255 rules applied. Total rules applied 9234 place count 4055 transition count 3999
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 3 with 204 rules applied. Total rules applied 9438 place count 4055 transition count 3795
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 9489 place count 4004 transition count 3744
Iterating global reduction 4 with 51 rules applied. Total rules applied 9540 place count 4004 transition count 3744
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 9591 place count 3953 transition count 3693
Iterating global reduction 4 with 51 rules applied. Total rules applied 9642 place count 3953 transition count 3693
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 52 rules applied. Total rules applied 9694 place count 3952 transition count 3642
Applied a total of 9694 rules in 23515 ms. Remains 3952 /8953 variables (removed 5001) and now considering 3642/8885 (removed 5243) transitions.
// Phase 1: matrix 3642 rows 3952 cols
[2024-05-26 09:44:44] [INFO ] Computed 414 invariants in 55 ms
[2024-05-26 09:44:46] [INFO ] Implicit Places using invariants in 1962 ms returned [663, 1338, 1392, 1495, 3390]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 1965 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3947/8953 places, 3642/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3945 transition count 3640
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3945 transition count 3640
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3944 transition count 3638
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3944 transition count 3638
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 3943 transition count 3637
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 3943 transition count 3637
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 3942 transition count 3636
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 3942 transition count 3636
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 3941 transition count 3635
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 3941 transition count 3635
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 3940 transition count 3634
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 3940 transition count 3634
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 3939 transition count 3633
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 3939 transition count 3633
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 3938 transition count 3632
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 3938 transition count 3632
Applied a total of 18 rules in 5500 ms. Remains 3938 /3947 variables (removed 9) and now considering 3632/3642 (removed 10) transitions.
// Phase 1: matrix 3632 rows 3938 cols
[2024-05-26 09:44:51] [INFO ] Computed 409 invariants in 24 ms
[2024-05-26 09:44:53] [INFO ] Implicit Places using invariants in 1430 ms returned []
[2024-05-26 09:44:53] [INFO ] Invariant cache hit.
[2024-05-26 09:44:57] [INFO ] Implicit Places using invariants and state equation in 4671 ms returned []
Implicit Place search using SMT with State Equation took 6104 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3938/8953 places, 3632/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 37084 ms. Remains : 3938/8953 places, 3632/8885 transitions.
Stuttering acceptance computed with spot in 263 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 1443 ms.
Product exploration explored 100000 steps with 33333 reset in 1038 ms.
Computed a total of 3938 stabilizing places and 3632 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3938 transition count 3632
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p1)))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 21 ms. Reduced automaton from 5 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-07 finished in 41518 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(X(X(X(G((p0||G(p1))))))))'
Support contains 3 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 613 places :
Symmetric choice reduction at 1 with 613 rule applications. Total rules 1226 place count 7727 transition count 8024
Iterating global reduction 1 with 613 rules applied. Total rules applied 1839 place count 7727 transition count 8024
Discarding 356 places :
Symmetric choice reduction at 1 with 356 rule applications. Total rules 2195 place count 7371 transition count 7568
Iterating global reduction 1 with 356 rules applied. Total rules applied 2551 place count 7371 transition count 7568
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2602 place count 7320 transition count 7568
Discarding 356 places :
Symmetric choice reduction at 2 with 356 rule applications. Total rules 2958 place count 6964 transition count 7112
Iterating global reduction 2 with 356 rules applied. Total rules applied 3314 place count 6964 transition count 7112
Discarding 504 places :
Symmetric choice reduction at 2 with 504 rule applications. Total rules 3818 place count 6460 transition count 6608
Iterating global reduction 2 with 504 rules applied. Total rules applied 4322 place count 6460 transition count 6608
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4424 place count 6460 transition count 6506
Discarding 252 places :
Symmetric choice reduction at 3 with 252 rule applications. Total rules 4676 place count 6208 transition count 6206
Iterating global reduction 3 with 252 rules applied. Total rules applied 4928 place count 6208 transition count 6206
Discarding 252 places :
Symmetric choice reduction at 3 with 252 rule applications. Total rules 5180 place count 5956 transition count 5954
Iterating global reduction 3 with 252 rules applied. Total rules applied 5432 place count 5956 transition count 5954
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 5636 place count 5752 transition count 5750
Iterating global reduction 3 with 204 rules applied. Total rules applied 5840 place count 5752 transition count 5750
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 6044 place count 5548 transition count 5546
Iterating global reduction 3 with 204 rules applied. Total rules applied 6248 place count 5548 transition count 5546
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 6452 place count 5344 transition count 5342
Iterating global reduction 3 with 204 rules applied. Total rules applied 6656 place count 5344 transition count 5342
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 6860 place count 5140 transition count 5138
Iterating global reduction 3 with 204 rules applied. Total rules applied 7064 place count 5140 transition count 5138
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 7268 place count 4936 transition count 4934
Iterating global reduction 3 with 204 rules applied. Total rules applied 7472 place count 4936 transition count 4934
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 7676 place count 4732 transition count 4730
Iterating global reduction 3 with 204 rules applied. Total rules applied 7880 place count 4732 transition count 4730
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 8084 place count 4528 transition count 4526
Iterating global reduction 3 with 204 rules applied. Total rules applied 8288 place count 4528 transition count 4526
Discarding 204 places :
Symmetric choice reduction at 3 with 204 rule applications. Total rules 8492 place count 4324 transition count 4322
Iterating global reduction 3 with 204 rules applied. Total rules applied 8696 place count 4324 transition count 4322
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 3 with 204 rules applied. Total rules applied 8900 place count 4324 transition count 4118
Applied a total of 8900 rules in 24422 ms. Remains 4324 /8953 variables (removed 4629) and now considering 4118/8885 (removed 4767) transitions.
// Phase 1: matrix 4118 rows 4324 cols
[2024-05-26 09:45:26] [INFO ] Computed 415 invariants in 47 ms
[2024-05-26 09:45:29] [INFO ] Implicit Places using invariants in 2444 ms returned [357, 817, 2016, 2895, 2896, 2897, 2898, 2899, 2900, 2901, 2902, 2903, 2904, 2905, 2906, 2907, 2908, 2909, 2910, 2911, 2912, 2913, 2914, 2915, 2916, 2917, 2918, 2919, 2920, 2921, 2922, 2923, 2924, 2925, 2926, 2927, 2928, 2929, 2930, 2931, 2932, 2933, 2934, 2935, 2936, 2937, 2938, 2939, 2940, 2941, 2942, 2943, 2944, 2945, 3864]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 2449 ms to find 55 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 4269/8953 places, 4118/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 4267 transition count 4116
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 4267 transition count 4116
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 4266 transition count 4114
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 4266 transition count 4114
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 4265 transition count 4112
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 4265 transition count 4112
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 4264 transition count 4111
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 4264 transition count 4111
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 4263 transition count 4110
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 4263 transition count 4110
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 4261 transition count 4108
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 4261 transition count 4108
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 4260 transition count 4106
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 4260 transition count 4106
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 19 place count 4259 transition count 4105
Iterating global reduction 0 with 1 rules applied. Total rules applied 20 place count 4259 transition count 4105
Applied a total of 20 rules in 7219 ms. Remains 4259 /4269 variables (removed 10) and now considering 4105/4118 (removed 13) transitions.
// Phase 1: matrix 4105 rows 4259 cols
[2024-05-26 09:45:36] [INFO ] Computed 360 invariants in 41 ms
[2024-05-26 09:45:38] [INFO ] Implicit Places using invariants in 1865 ms returned []
[2024-05-26 09:45:38] [INFO ] Invariant cache hit.
[2024-05-26 09:45:46] [INFO ] Implicit Places using invariants and state equation in 7932 ms returned []
Implicit Place search using SMT with State Equation took 9837 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 4259/8953 places, 4105/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43927 ms. Remains : 4259/8953 places, 4105/8885 transitions.
Stuttering acceptance computed with spot in 362 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-08
Product exploration explored 100000 steps with 34 reset in 1071 ms.
Entered a terminal (fully accepting) state of product in 99057 steps with 33 reset in 877 ms.
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-08 finished in 46307 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(G((F(p1)&&p0))))||G(F(!(!p1 U p2)))))'
Support contains 5 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 5159 are kept as prefixes of interest. Removing 3794 places using SCC suffix rule.8 ms
Discarding 3794 places :
Also discarding 3836 output transitions
Drop transitions (Output transitions of discarded places.) removed 3836 transitions
Reduce places removed 50 places and 50 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3961 transitions
Trivial Post-agglo rules discarded 3961 transitions
Performed 3961 trivial Post agglomeration. Transition count delta: 3961
Iterating post reduction 0 with 4574 rules applied. Total rules applied 4575 place count 4496 transition count 1038
Reduce places removed 3961 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 1 with 3968 rules applied. Total rules applied 8543 place count 535 transition count 1031
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 8550 place count 528 transition count 1031
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 52 Pre rules applied. Total rules applied 8550 place count 528 transition count 979
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 3 with 104 rules applied. Total rules applied 8654 place count 476 transition count 979
Discarding 308 places :
Symmetric choice reduction at 3 with 308 rule applications. Total rules 8962 place count 168 transition count 422
Iterating global reduction 3 with 308 rules applied. Total rules applied 9270 place count 168 transition count 422
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Iterating post reduction 3 with 199 rules applied. Total rules applied 9469 place count 168 transition count 223
Discarding 52 places :
Symmetric choice reduction at 4 with 52 rule applications. Total rules 9521 place count 116 transition count 171
Iterating global reduction 4 with 52 rules applied. Total rules applied 9573 place count 116 transition count 171
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 9576 place count 116 transition count 168
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 9576 place count 116 transition count 167
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 9578 place count 115 transition count 167
Discarding 49 places :
Symmetric choice reduction at 5 with 49 rule applications. Total rules 9627 place count 66 transition count 118
Iterating global reduction 5 with 49 rules applied. Total rules applied 9676 place count 66 transition count 118
Discarding 47 places :
Symmetric choice reduction at 5 with 47 rule applications. Total rules 9723 place count 19 transition count 24
Iterating global reduction 5 with 47 rules applied. Total rules applied 9770 place count 19 transition count 24
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 9772 place count 18 transition count 23
Applied a total of 9772 rules in 126 ms. Remains 18 /8953 variables (removed 8935) and now considering 23/8885 (removed 8862) transitions.
// Phase 1: matrix 23 rows 18 cols
[2024-05-26 09:45:48] [INFO ] Computed 2 invariants in 0 ms
[2024-05-26 09:45:49] [INFO ] Implicit Places using invariants in 260 ms returned []
[2024-05-26 09:45:49] [INFO ] Invariant cache hit.
[2024-05-26 09:45:49] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2024-05-26 09:45:49] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
[2024-05-26 09:45:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 23/37 variables, 14/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 4/41 variables, 4/20 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (OVERLAPS) 0/41 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 20 constraints, problems are : Problem set: 0 solved, 13 unsolved in 153 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 23/37 variables, 14/16 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 13/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/37 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 4/41 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 33 constraints, problems are : Problem set: 0 solved, 13 unsolved in 251 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 419ms problems are : Problem set: 0 solved, 13 unsolved
Search for dead transitions found 0 dead transitions in 420ms
Starting structural reductions in SI_LTL mode, iteration 1 : 18/8953 places, 23/8885 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 872 ms. Remains : 18/8953 places, 23/8885 transitions.
Stuttering acceptance computed with spot in 255 ms :[(OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), (AND p2 (NOT p1))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-09
Product exploration explored 100000 steps with 1497 reset in 159 ms.
Product exploration explored 100000 steps with 1471 reset in 187 ms.
Computed a total of 18 stabilizing places and 23 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 18 transition count 23
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) p2))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) p2))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (AND (NOT p0) p2)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (NOT (AND p0 (NOT p1))))), (F (G (NOT p2))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 20 factoid took 28 ms. Reduced automaton from 3 states, 10 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-09 finished in 1629 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((p0&&G(p1))))'
Support contains 2 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 7159 are kept as prefixes of interest. Removing 1794 places using SCC suffix rule.13 ms
Discarding 1794 places :
Also discarding 1840 output transitions
Drop transitions (Output transitions of discarded places.) removed 1840 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4992 transitions
Trivial Post-agglo rules discarded 4992 transitions
Performed 4992 trivial Post agglomeration. Transition count delta: 4992
Iterating post reduction 0 with 5605 rules applied. Total rules applied 5606 place count 6495 transition count 2002
Reduce places removed 4992 places and 0 transitions.
Iterating post reduction 1 with 4992 rules applied. Total rules applied 10598 place count 1503 transition count 2002
Performed 407 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 407 Pre rules applied. Total rules applied 10598 place count 1503 transition count 1595
Deduced a syphon composed of 407 places in 1 ms
Ensure Unique test removed 153 places
Reduce places removed 560 places and 0 transitions.
Iterating global reduction 2 with 967 rules applied. Total rules applied 11565 place count 943 transition count 1595
Drop transitions (Trivial Post-Agglo cleanup.) removed 152 transitions
Trivial Post-agglo rules discarded 152 transitions
Performed 152 trivial Post agglomeration. Transition count delta: 152
Iterating post reduction 2 with 152 rules applied. Total rules applied 11717 place count 943 transition count 1443
Reduce places removed 152 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 153 rules applied. Total rules applied 11870 place count 791 transition count 1442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 11871 place count 790 transition count 1442
Discarding 412 places :
Symmetric choice reduction at 5 with 412 rule applications. Total rules 12283 place count 378 transition count 732
Iterating global reduction 5 with 412 rules applied. Total rules applied 12695 place count 378 transition count 732
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 5 with 202 rules applied. Total rules applied 12897 place count 378 transition count 530
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 12899 place count 376 transition count 530
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 52 Pre rules applied. Total rules applied 12899 place count 376 transition count 478
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 7 with 104 rules applied. Total rules applied 13003 place count 324 transition count 478
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 13010 place count 317 transition count 419
Iterating global reduction 7 with 7 rules applied. Total rules applied 13017 place count 317 transition count 419
Ensure Unique test removed 155 transitions
Reduce isomorphic transitions removed 155 transitions.
Discarding 51 places :
Implicit places reduction removed 51 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 101 transitions
Trivial Post-agglo rules discarded 101 transitions
Performed 101 trivial Post agglomeration. Transition count delta: 101
Iterating post reduction 7 with 307 rules applied. Total rules applied 13324 place count 266 transition count 163
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 8 with 101 rules applied. Total rules applied 13425 place count 165 transition count 163
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 2 Pre rules applied. Total rules applied 13425 place count 165 transition count 161
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 13429 place count 163 transition count 161
Discarding 49 places :
Symmetric choice reduction at 9 with 49 rule applications. Total rules 13478 place count 114 transition count 112
Iterating global reduction 9 with 49 rules applied. Total rules applied 13527 place count 114 transition count 112
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 13528 place count 114 transition count 111
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 1 Pre rules applied. Total rules applied 13528 place count 114 transition count 110
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 3 rules applied. Total rules applied 13531 place count 112 transition count 110
Discarding 48 places :
Symmetric choice reduction at 10 with 48 rule applications. Total rules 13579 place count 64 transition count 62
Iterating global reduction 10 with 48 rules applied. Total rules applied 13627 place count 64 transition count 62
Discarding 48 places :
Symmetric choice reduction at 10 with 48 rule applications. Total rules 13675 place count 16 transition count 14
Iterating global reduction 10 with 48 rules applied. Total rules applied 13723 place count 16 transition count 14
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 13724 place count 16 transition count 14
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 10 with 3 rules applied. Total rules applied 13727 place count 13 transition count 11
Applied a total of 13727 rules in 396 ms. Remains 13 /8953 variables (removed 8940) and now considering 11/8885 (removed 8874) transitions.
// Phase 1: matrix 11 rows 13 cols
[2024-05-26 09:45:50] [INFO ] Computed 3 invariants in 0 ms
[2024-05-26 09:45:50] [INFO ] Implicit Places using invariants in 202 ms returned [3, 4, 7]
[2024-05-26 09:45:50] [INFO ] Actually due to overlaps returned [3, 7]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 205 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/8953 places, 11/8885 transitions.
Graph (complete) has 9 edges and 11 vertex of which 7 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 6 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 5 transition count 6
Applied a total of 3 rules in 2 ms. Remains 5 /11 variables (removed 6) and now considering 6/11 (removed 5) transitions.
// Phase 1: matrix 6 rows 5 cols
[2024-05-26 09:45:50] [INFO ] Computed 0 invariants in 0 ms
[2024-05-26 09:45:51] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-26 09:45:51] [INFO ] Invariant cache hit.
[2024-05-26 09:45:51] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 5/8953 places, 6/8885 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 665 ms. Remains : 5/8953 places, 6/8885 transitions.
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-10
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 0 ms.
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-10 finished in 842 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||F(p1)) U (G((p0||F(p1)))||((p0||F(p1))&&(!p2||X(G(!p2)))))))'
Support contains 6 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 8688 are kept as prefixes of interest. Removing 265 places using SCC suffix rule.9 ms
Discarding 265 places :
Also discarding 315 output transitions
Drop transitions (Output transitions of discarded places.) removed 315 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 612 places :
Implicit places reduction removed 612 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5341 transitions
Trivial Post-agglo rules discarded 5341 transitions
Performed 5341 trivial Post agglomeration. Transition count delta: 5341
Iterating post reduction 0 with 5953 rules applied. Total rules applied 5954 place count 8025 transition count 3178
Reduce places removed 5341 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5342 rules applied. Total rules applied 11296 place count 2684 transition count 3177
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 11297 place count 2683 transition count 3177
Performed 665 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 665 Pre rules applied. Total rules applied 11297 place count 2683 transition count 2512
Deduced a syphon composed of 665 places in 1 ms
Ensure Unique test removed 306 places
Reduce places removed 971 places and 0 transitions.
Iterating global reduction 3 with 1636 rules applied. Total rules applied 12933 place count 1712 transition count 2512
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 3 with 153 rules applied. Total rules applied 13086 place count 1712 transition count 2359
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 4 with 153 rules applied. Total rules applied 13239 place count 1559 transition count 2359
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 51 Pre rules applied. Total rules applied 13239 place count 1559 transition count 2308
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 5 with 102 rules applied. Total rules applied 13341 place count 1508 transition count 2308
Discarding 613 places :
Symmetric choice reduction at 5 with 613 rule applications. Total rules 13954 place count 895 transition count 1496
Iterating global reduction 5 with 613 rules applied. Total rules applied 14567 place count 895 transition count 1496
Ensure Unique test removed 149 transitions
Reduce isomorphic transitions removed 149 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 5 with 200 rules applied. Total rules applied 14767 place count 895 transition count 1296
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 6 with 51 rules applied. Total rules applied 14818 place count 844 transition count 1296
Performed 101 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 101 Pre rules applied. Total rules applied 14818 place count 844 transition count 1195
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 7 with 202 rules applied. Total rules applied 15020 place count 743 transition count 1195
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 15027 place count 736 transition count 1088
Iterating global reduction 7 with 7 rules applied. Total rules applied 15034 place count 736 transition count 1088
Ensure Unique test removed 105 transitions
Reduce isomorphic transitions removed 105 transitions.
Discarding 51 places :
Implicit places reduction removed 51 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 7 with 207 rules applied. Total rules applied 15241 place count 685 transition count 932
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 8 with 51 rules applied. Total rules applied 15292 place count 634 transition count 932
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 15292 place count 634 transition count 931
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 15294 place count 633 transition count 931
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 15296 place count 631 transition count 829
Iterating global reduction 9 with 2 rules applied. Total rules applied 15298 place count 631 transition count 829
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Discarding 102 places :
Implicit places reduction removed 102 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 101 transitions
Trivial Post-agglo rules discarded 101 transitions
Performed 101 trivial Post agglomeration. Transition count delta: 101
Iterating post reduction 9 with 305 rules applied. Total rules applied 15603 place count 529 transition count 626
Reduce places removed 101 places and 0 transitions.
Iterating post reduction 10 with 101 rules applied. Total rules applied 15704 place count 428 transition count 626
Performed 102 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 102 Pre rules applied. Total rules applied 15704 place count 428 transition count 524
Deduced a syphon composed of 102 places in 0 ms
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 11 with 204 rules applied. Total rules applied 15908 place count 326 transition count 524
Discarding 49 places :
Symmetric choice reduction at 11 with 49 rule applications. Total rules 15957 place count 277 transition count 475
Iterating global reduction 11 with 49 rules applied. Total rules applied 16006 place count 277 transition count 475
Discarding 49 places :
Symmetric choice reduction at 11 with 49 rule applications. Total rules 16055 place count 228 transition count 426
Iterating global reduction 11 with 49 rules applied. Total rules applied 16104 place count 228 transition count 426
Discarding 49 places :
Symmetric choice reduction at 11 with 49 rule applications. Total rules 16153 place count 179 transition count 377
Iterating global reduction 11 with 49 rules applied. Total rules applied 16202 place count 179 transition count 377
Discarding 47 places :
Symmetric choice reduction at 11 with 47 rule applications. Total rules 16249 place count 132 transition count 236
Iterating global reduction 11 with 47 rules applied. Total rules applied 16296 place count 132 transition count 236
Discarding 47 places :
Symmetric choice reduction at 11 with 47 rule applications. Total rules 16343 place count 85 transition count 189
Iterating global reduction 11 with 47 rules applied. Total rules applied 16390 place count 85 transition count 189
Discarding 45 places :
Symmetric choice reduction at 11 with 45 rule applications. Total rules 16435 place count 40 transition count 54
Iterating global reduction 11 with 45 rules applied. Total rules applied 16480 place count 40 transition count 54
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 16486 place count 37 transition count 51
Discarding 2 places :
Symmetric choice reduction at 11 with 2 rule applications. Total rules 16488 place count 35 transition count 45
Iterating global reduction 11 with 2 rules applied. Total rules applied 16490 place count 35 transition count 45
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 16495 place count 35 transition count 40
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 16497 place count 33 transition count 38
Iterating global reduction 12 with 2 rules applied. Total rules applied 16499 place count 33 transition count 38
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 16500 place count 33 transition count 37
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 16501 place count 32 transition count 35
Iterating global reduction 13 with 1 rules applied. Total rules applied 16502 place count 32 transition count 35
Applied a total of 16502 rules in 594 ms. Remains 32 /8953 variables (removed 8921) and now considering 35/8885 (removed 8850) transitions.
// Phase 1: matrix 35 rows 32 cols
[2024-05-26 09:45:51] [INFO ] Computed 6 invariants in 0 ms
[2024-05-26 09:45:51] [INFO ] Implicit Places using invariants in 182 ms returned [5, 11, 29]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 184 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 29/8953 places, 35/8885 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 29 transition count 31
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 25 transition count 31
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 8 place count 25 transition count 29
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 12 place count 23 transition count 29
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 22 transition count 27
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 22 transition count 27
Applied a total of 14 rules in 2 ms. Remains 22 /29 variables (removed 7) and now considering 27/35 (removed 8) transitions.
// Phase 1: matrix 27 rows 22 cols
[2024-05-26 09:45:51] [INFO ] Computed 3 invariants in 0 ms
[2024-05-26 09:45:52] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-26 09:45:52] [INFO ] Invariant cache hit.
[2024-05-26 09:45:52] [INFO ] Implicit Places using invariants and state equation in 40 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 22/8953 places, 27/8885 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 857 ms. Remains : 22/8953 places, 27/8885 transitions.
Stuttering acceptance computed with spot in 231 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0) p2), (AND (NOT p1) p2)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-11
Stuttering criterion allowed to conclude after 131 steps with 0 reset in 0 ms.
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-11 finished in 1110 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(p0)||X(F(p1))))'
Support contains 5 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 611 places :
Implicit places reduction removed 611 places
Iterating post reduction 0 with 611 rules applied. Total rules applied 611 place count 8342 transition count 8885
Discarding 616 places :
Symmetric choice reduction at 1 with 616 rule applications. Total rules 1227 place count 7726 transition count 8019
Iterating global reduction 1 with 616 rules applied. Total rules applied 1843 place count 7726 transition count 8019
Discarding 409 places :
Symmetric choice reduction at 1 with 409 rule applications. Total rules 2252 place count 7317 transition count 7510
Iterating global reduction 1 with 409 rules applied. Total rules applied 2661 place count 7317 transition count 7510
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2712 place count 7266 transition count 7510
Discarding 359 places :
Symmetric choice reduction at 2 with 359 rule applications. Total rules 3071 place count 6907 transition count 6951
Iterating global reduction 2 with 359 rules applied. Total rules applied 3430 place count 6907 transition count 6951
Discarding 508 places :
Symmetric choice reduction at 2 with 508 rule applications. Total rules 3938 place count 6399 transition count 6443
Iterating global reduction 2 with 508 rules applied. Total rules applied 4446 place count 6399 transition count 6443
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4548 place count 6399 transition count 6341
Discarding 303 places :
Symmetric choice reduction at 3 with 303 rule applications. Total rules 4851 place count 6096 transition count 6038
Iterating global reduction 3 with 303 rules applied. Total rules applied 5154 place count 6096 transition count 6038
Discarding 303 places :
Symmetric choice reduction at 3 with 303 rule applications. Total rules 5457 place count 5793 transition count 5735
Iterating global reduction 3 with 303 rules applied. Total rules applied 5760 place count 5793 transition count 5735
Discarding 254 places :
Symmetric choice reduction at 3 with 254 rule applications. Total rules 6014 place count 5539 transition count 5481
Iterating global reduction 3 with 254 rules applied. Total rules applied 6268 place count 5539 transition count 5481
Discarding 254 places :
Symmetric choice reduction at 3 with 254 rule applications. Total rules 6522 place count 5285 transition count 5227
Iterating global reduction 3 with 254 rules applied. Total rules applied 6776 place count 5285 transition count 5227
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 7029 place count 5032 transition count 4974
Iterating global reduction 3 with 253 rules applied. Total rules applied 7282 place count 5032 transition count 4974
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 7535 place count 4779 transition count 4721
Iterating global reduction 3 with 253 rules applied. Total rules applied 7788 place count 4779 transition count 4721
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 8041 place count 4526 transition count 4468
Iterating global reduction 3 with 253 rules applied. Total rules applied 8294 place count 4526 transition count 4468
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 8547 place count 4273 transition count 4215
Iterating global reduction 3 with 253 rules applied. Total rules applied 8800 place count 4273 transition count 4215
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 9053 place count 4020 transition count 3962
Iterating global reduction 3 with 253 rules applied. Total rules applied 9306 place count 4020 transition count 3962
Discarding 253 places :
Symmetric choice reduction at 3 with 253 rule applications. Total rules 9559 place count 3767 transition count 3709
Iterating global reduction 3 with 253 rules applied. Total rules applied 9812 place count 3767 transition count 3709
Ensure Unique test removed 203 transitions
Reduce isomorphic transitions removed 203 transitions.
Iterating post reduction 3 with 203 rules applied. Total rules applied 10015 place count 3767 transition count 3506
Discarding 50 places :
Symmetric choice reduction at 4 with 50 rule applications. Total rules 10065 place count 3717 transition count 3456
Iterating global reduction 4 with 50 rules applied. Total rules applied 10115 place count 3717 transition count 3456
Discarding 50 places :
Symmetric choice reduction at 4 with 50 rule applications. Total rules 10165 place count 3667 transition count 3406
Iterating global reduction 4 with 50 rules applied. Total rules applied 10215 place count 3667 transition count 3406
Ensure Unique test removed 50 transitions
Reduce isomorphic transitions removed 50 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 51 rules applied. Total rules applied 10266 place count 3666 transition count 3356
Applied a total of 10266 rules in 23283 ms. Remains 3666 /8953 variables (removed 5287) and now considering 3356/8885 (removed 5529) transitions.
// Phase 1: matrix 3356 rows 3666 cols
[2024-05-26 09:46:15] [INFO ] Computed 416 invariants in 38 ms
[2024-05-26 09:46:17] [INFO ] Implicit Places using invariants in 1998 ms returned [669, 1357, 1412, 1515, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2255, 2256, 2257, 2258, 2259, 2260, 2261, 2262, 2263, 2264, 2265, 2266, 2267, 2268, 2269, 2270, 2271, 2272, 2273, 2274, 2275, 2276, 2277, 2278, 2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2287, 3206]
Discarding 56 places :
Implicit Place search using SMT only with invariants took 2001 ms to find 56 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3610/8953 places, 3356/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3608 transition count 3354
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3608 transition count 3354
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3607 transition count 3352
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3607 transition count 3352
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 3606 transition count 3351
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 3606 transition count 3351
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 3605 transition count 3350
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 3605 transition count 3350
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 3604 transition count 3349
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 3604 transition count 3349
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 3603 transition count 3348
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 3603 transition count 3348
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 3602 transition count 3347
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 3602 transition count 3347
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 3601 transition count 3346
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 3601 transition count 3346
Applied a total of 18 rules in 5282 ms. Remains 3601 /3610 variables (removed 9) and now considering 3346/3356 (removed 10) transitions.
// Phase 1: matrix 3346 rows 3601 cols
[2024-05-26 09:46:22] [INFO ] Computed 360 invariants in 25 ms
[2024-05-26 09:46:24] [INFO ] Implicit Places using invariants in 1394 ms returned []
[2024-05-26 09:46:24] [INFO ] Invariant cache hit.
[2024-05-26 09:46:28] [INFO ] Implicit Places using invariants and state equation in 3886 ms returned []
Implicit Place search using SMT with State Equation took 5282 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3601/8953 places, 3346/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35853 ms. Remains : 3601/8953 places, 3346/8885 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 1122 ms.
Product exploration explored 100000 steps with 50000 reset in 1153 ms.
Computed a total of 3601 stabilizing places and 3346 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3601 transition count 3346
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (F (G p1)), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 16 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-12 finished in 39568 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(p0))'
Support contains 1 out of 8953 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 7159 are kept as prefixes of interest. Removing 1794 places using SCC suffix rule.7 ms
Discarding 1794 places :
Also discarding 1840 output transitions
Drop transitions (Output transitions of discarded places.) removed 1840 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4993 transitions
Trivial Post-agglo rules discarded 4993 transitions
Performed 4993 trivial Post agglomeration. Transition count delta: 4993
Iterating post reduction 0 with 5606 rules applied. Total rules applied 5607 place count 6495 transition count 2001
Reduce places removed 4993 places and 0 transitions.
Iterating post reduction 1 with 4993 rules applied. Total rules applied 10600 place count 1502 transition count 2001
Performed 407 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 407 Pre rules applied. Total rules applied 10600 place count 1502 transition count 1594
Deduced a syphon composed of 407 places in 0 ms
Ensure Unique test removed 153 places
Reduce places removed 560 places and 0 transitions.
Iterating global reduction 2 with 967 rules applied. Total rules applied 11567 place count 942 transition count 1594
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 2 with 153 rules applied. Total rules applied 11720 place count 942 transition count 1441
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 3 with 153 rules applied. Total rules applied 11873 place count 789 transition count 1441
Discarding 412 places :
Symmetric choice reduction at 4 with 412 rule applications. Total rules 12285 place count 377 transition count 731
Iterating global reduction 4 with 412 rules applied. Total rules applied 12697 place count 377 transition count 731
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 202 rules applied. Total rules applied 12899 place count 377 transition count 529
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 12901 place count 375 transition count 529
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 52 Pre rules applied. Total rules applied 12901 place count 375 transition count 477
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 6 with 104 rules applied. Total rules applied 13005 place count 323 transition count 477
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 13012 place count 316 transition count 418
Iterating global reduction 6 with 7 rules applied. Total rules applied 13019 place count 316 transition count 418
Ensure Unique test removed 156 transitions
Reduce isomorphic transitions removed 156 transitions.
Discarding 52 places :
Implicit places reduction removed 52 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 6 with 310 rules applied. Total rules applied 13329 place count 264 transition count 160
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 7 with 102 rules applied. Total rules applied 13431 place count 162 transition count 160
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 2 Pre rules applied. Total rules applied 13431 place count 162 transition count 158
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 13435 place count 160 transition count 158
Discarding 50 places :
Symmetric choice reduction at 8 with 50 rule applications. Total rules 13485 place count 110 transition count 108
Iterating global reduction 8 with 50 rules applied. Total rules applied 13535 place count 110 transition count 108
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 13536 place count 110 transition count 107
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 13536 place count 110 transition count 106
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 3 rules applied. Total rules applied 13539 place count 108 transition count 106
Discarding 49 places :
Symmetric choice reduction at 9 with 49 rule applications. Total rules 13588 place count 59 transition count 57
Iterating global reduction 9 with 49 rules applied. Total rules applied 13637 place count 59 transition count 57
Discarding 49 places :
Symmetric choice reduction at 9 with 49 rule applications. Total rules 13686 place count 10 transition count 8
Iterating global reduction 9 with 49 rules applied. Total rules applied 13735 place count 10 transition count 8
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 13737 place count 8 transition count 6
Applied a total of 13737 rules in 182 ms. Remains 8 /8953 variables (removed 8945) and now considering 6/8885 (removed 8879) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-05-26 09:46:32] [INFO ] Computed 2 invariants in 0 ms
[2024-05-26 09:46:32] [INFO ] Implicit Places using invariants in 27 ms returned [2, 3]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 29 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 6/8953 places, 6/8885 transitions.
Graph (complete) has 4 edges and 6 vertex of which 4 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 3 transition count 2
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 2 transition count 2
Applied a total of 3 rules in 1 ms. Remains 2 /6 variables (removed 4) and now considering 2/6 (removed 4) transitions.
// Phase 1: matrix 2 rows 2 cols
[2024-05-26 09:46:32] [INFO ] Computed 0 invariants in 0 ms
[2024-05-26 09:46:32] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-26 09:46:32] [INFO ] Invariant cache hit.
[2024-05-26 09:46:32] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 2/8953 places, 2/8885 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 250 ms. Remains : 2/8953 places, 2/8885 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-13
Product exploration explored 100000 steps with 50000 reset in 99 ms.
Product exploration explored 100000 steps with 50000 reset in 112 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2 transition count 2
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X p0), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 13 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-13 finished in 549 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(X(X(F(p0)))))'
Support contains 1 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 616 places :
Symmetric choice reduction at 1 with 616 rule applications. Total rules 1229 place count 7724 transition count 8019
Iterating global reduction 1 with 616 rules applied. Total rules applied 1845 place count 7724 transition count 8019
Discarding 409 places :
Symmetric choice reduction at 1 with 409 rule applications. Total rules 2254 place count 7315 transition count 7510
Iterating global reduction 1 with 409 rules applied. Total rules applied 2663 place count 7315 transition count 7510
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2714 place count 7264 transition count 7510
Discarding 359 places :
Symmetric choice reduction at 2 with 359 rule applications. Total rules 3073 place count 6905 transition count 6951
Iterating global reduction 2 with 359 rules applied. Total rules applied 3432 place count 6905 transition count 6951
Discarding 508 places :
Symmetric choice reduction at 2 with 508 rule applications. Total rules 3940 place count 6397 transition count 6443
Iterating global reduction 2 with 508 rules applied. Total rules applied 4448 place count 6397 transition count 6443
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4550 place count 6397 transition count 6341
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 4854 place count 6093 transition count 6037
Iterating global reduction 3 with 304 rules applied. Total rules applied 5158 place count 6093 transition count 6037
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 5462 place count 5789 transition count 5733
Iterating global reduction 3 with 304 rules applied. Total rules applied 5766 place count 5789 transition count 5733
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6021 place count 5534 transition count 5478
Iterating global reduction 3 with 255 rules applied. Total rules applied 6276 place count 5534 transition count 5478
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6531 place count 5279 transition count 5223
Iterating global reduction 3 with 255 rules applied. Total rules applied 6786 place count 5279 transition count 5223
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7041 place count 5024 transition count 4968
Iterating global reduction 3 with 255 rules applied. Total rules applied 7296 place count 5024 transition count 4968
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7551 place count 4769 transition count 4713
Iterating global reduction 3 with 255 rules applied. Total rules applied 7806 place count 4769 transition count 4713
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8061 place count 4514 transition count 4458
Iterating global reduction 3 with 255 rules applied. Total rules applied 8316 place count 4514 transition count 4458
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8571 place count 4259 transition count 4203
Iterating global reduction 3 with 255 rules applied. Total rules applied 8826 place count 4259 transition count 4203
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 9081 place count 4004 transition count 3948
Iterating global reduction 3 with 255 rules applied. Total rules applied 9336 place count 4004 transition count 3948
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 9591 place count 3749 transition count 3693
Iterating global reduction 3 with 255 rules applied. Total rules applied 9846 place count 3749 transition count 3693
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 3 with 204 rules applied. Total rules applied 10050 place count 3749 transition count 3489
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 10101 place count 3698 transition count 3438
Iterating global reduction 4 with 51 rules applied. Total rules applied 10152 place count 3698 transition count 3438
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 10203 place count 3647 transition count 3387
Iterating global reduction 4 with 51 rules applied. Total rules applied 10254 place count 3647 transition count 3387
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 52 rules applied. Total rules applied 10306 place count 3646 transition count 3336
Applied a total of 10306 rules in 22690 ms. Remains 3646 /8953 variables (removed 5307) and now considering 3336/8885 (removed 5549) transitions.
// Phase 1: matrix 3336 rows 3646 cols
[2024-05-26 09:46:55] [INFO ] Computed 414 invariants in 41 ms
[2024-05-26 09:46:56] [INFO ] Implicit Places using invariants in 1861 ms returned [663, 1338, 1392, 1495, 2217, 2218, 2219, 2220, 2221, 2222, 2223, 2224, 2225, 2226, 2227, 2228, 2229, 2230, 2231, 2232, 2233, 2234, 2235, 2236, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2255, 2256, 2257, 2258, 2259, 2260, 2261, 2262, 2263, 2264, 2265, 2266, 2267, 3186]
Discarding 56 places :
Implicit Place search using SMT only with invariants took 1865 ms to find 56 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3590/8953 places, 3336/8885 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 3588 transition count 3334
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 3588 transition count 3334
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 3587 transition count 3332
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 3587 transition count 3332
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 3586 transition count 3331
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 3586 transition count 3331
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 3585 transition count 3330
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 3585 transition count 3330
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 3584 transition count 3329
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 3584 transition count 3329
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 13 place count 3583 transition count 3328
Iterating global reduction 0 with 1 rules applied. Total rules applied 14 place count 3583 transition count 3328
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 15 place count 3582 transition count 3327
Iterating global reduction 0 with 1 rules applied. Total rules applied 16 place count 3582 transition count 3327
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 3581 transition count 3326
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 3581 transition count 3326
Applied a total of 18 rules in 5383 ms. Remains 3581 /3590 variables (removed 9) and now considering 3326/3336 (removed 10) transitions.
// Phase 1: matrix 3326 rows 3581 cols
[2024-05-26 09:47:02] [INFO ] Computed 358 invariants in 25 ms
[2024-05-26 09:47:03] [INFO ] Implicit Places using invariants in 1359 ms returned []
[2024-05-26 09:47:03] [INFO ] Invariant cache hit.
[2024-05-26 09:47:07] [INFO ] Implicit Places using invariants and state equation in 3867 ms returned []
Implicit Place search using SMT with State Equation took 5234 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 3581/8953 places, 3326/8885 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 35172 ms. Remains : 3581/8953 places, 3326/8885 transitions.
Stuttering acceptance computed with spot in 153 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14
Product exploration explored 100000 steps with 39 reset in 727 ms.
Product exploration explored 100000 steps with 40 reset in 764 ms.
Computed a total of 3581 stabilizing places and 3326 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3581 transition count 3326
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 80 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 10847 steps (0 resets) in 106 ms. (101 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 106 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 269 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 209 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-05-26 09:47:11] [INFO ] Invariant cache hit.
[2024-05-26 09:47:16] [INFO ] [Real]Absence check using 0 positive and 358 generalized place invariants in 252 ms returned sat
[2024-05-26 09:47:26] [INFO ] [Real]Absence check using state equation in 10516 ms returned unknown
Could not prove EG (NOT p0)
Support contains 1 out of 3581 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3581/3581 places, 3326/3326 transitions.
Applied a total of 0 rules in 773 ms. Remains 3581 /3581 variables (removed 0) and now considering 3326/3326 (removed 0) transitions.
[2024-05-26 09:47:27] [INFO ] Invariant cache hit.
[2024-05-26 09:47:29] [INFO ] Implicit Places using invariants in 1506 ms returned []
[2024-05-26 09:47:29] [INFO ] Invariant cache hit.
[2024-05-26 09:47:34] [INFO ] Implicit Places using invariants and state equation in 5440 ms returned []
Implicit Place search using SMT with State Equation took 6954 ms to find 0 implicit places.
Running 3275 sub problems to find dead transitions.
[2024-05-26 09:47:34] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3530 variables, 356/356 constraints. Problems are: Problem set: 0 solved, 3275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3530/6907 variables, and 356 constraints, problems are : Problem set: 0 solved, 3275 unsolved in 30119 ms.
Refiners :[Generalized P Invariants (flows): 356/358 constraints, State Equation: 0/3581 constraints, PredecessorRefiner: 3275/3275 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3275 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3530 variables, 356/356 constraints. Problems are: Problem set: 0 solved, 3275 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3530/6907 variables, and 356 constraints, problems are : Problem set: 0 solved, 3275 unsolved in 30069 ms.
Refiners :[Generalized P Invariants (flows): 356/358 constraints, State Equation: 0/3581 constraints, PredecessorRefiner: 0/3275 constraints, Known Traps: 0/0 constraints]
After SMT, in 61602ms problems are : Problem set: 0 solved, 3275 unsolved
Search for dead transitions found 0 dead transitions in 61643ms
Finished structural reductions in LTL mode , in 1 iterations and 69379 ms. Remains : 3581/3581 places, 3326/3326 transitions.
Computed a total of 3581 stabilizing places and 3326 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 3581 transition count 3326
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 79 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 10444 steps (0 resets) in 87 ms. (118 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 234 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2024-05-26 09:48:38] [INFO ] Invariant cache hit.
[2024-05-26 09:48:42] [INFO ] [Real]Absence check using 0 positive and 358 generalized place invariants in 297 ms returned sat
[2024-05-26 09:48:53] [INFO ] [Real]Absence check using state equation in 10541 ms returned sat
[2024-05-26 09:48:53] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 09:48:57] [INFO ] [Nat]Absence check using 0 positive and 358 generalized place invariants in 270 ms returned sat
[2024-05-26 09:49:07] [INFO ] [Nat]Absence check using state equation in 10562 ms returned sat
[2024-05-26 09:49:08] [INFO ] Computed and/alt/rep : 3273/3733/3273 causal constraints (skipped 2 transitions) in 397 ms.
[2024-05-26 09:49:08] [INFO ] Added : 0 causal constraints over 0 iterations in 408 ms. Result :unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 39 reset in 1033 ms.
Product exploration explored 100000 steps with 39 reset in 805 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 3581 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 3581/3581 places, 3326/3326 transitions.
Graph (complete) has 4091 edges and 3581 vertex of which 66 are kept as prefixes of interest. Removing 3515 places using SCC suffix rule.2 ms
Discarding 3515 places :
Also discarding 3264 output transitions
Drop transitions (Output transitions of discarded places.) removed 3264 transitions
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 66 transition count 62
Performed 26 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 26 Pre rules applied. Total rules applied 24 place count 66 transition count 66
Deduced a syphon composed of 49 places in 0 ms
Iterating global reduction 1 with 26 rules applied. Total rules applied 50 place count 66 transition count 66
Discarding 34 places :
Symmetric choice reduction at 1 with 34 rule applications. Total rules 84 place count 32 transition count 32
Deduced a syphon composed of 15 places in 0 ms
Iterating global reduction 1 with 34 rules applied. Total rules applied 118 place count 32 transition count 32
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 18 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 121 place count 32 transition count 32
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 122 place count 31 transition count 31
Deduced a syphon composed of 17 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 123 place count 31 transition count 31
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -4
Deduced a syphon composed of 18 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 124 place count 31 transition count 35
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 125 place count 30 transition count 32
Deduced a syphon composed of 17 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 126 place count 30 transition count 32
Deduced a syphon composed of 17 places in 0 ms
Applied a total of 126 rules in 16 ms. Remains 30 /3581 variables (removed 3551) and now considering 32/3326 (removed 3294) transitions.
[2024-05-26 09:49:10] [INFO ] Redundant transitions in 0 ms returned []
Running 29 sub problems to find dead transitions.
// Phase 1: matrix 32 rows 30 cols
[2024-05-26 09:49:10] [INFO ] Computed 6 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/29 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
At refinement iteration 2 (OVERLAPS) 32/61 variables, 29/35 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 0/35 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/62 variables, 1/36 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/62 variables, 0/36 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/62 variables, 0/36 constraints. Problems are: Problem set: 23 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 62/62 variables, and 36 constraints, problems are : Problem set: 23 solved, 6 unsolved in 280 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 23 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 10/22 variables, 6/6 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/6 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 32/54 variables, 22/28 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 6/34 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/34 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 8/62 variables, 8/42 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/42 constraints. Problems are: Problem set: 23 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 0/62 variables, 0/42 constraints. Problems are: Problem set: 23 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 62/62 variables, and 42 constraints, problems are : Problem set: 23 solved, 6 unsolved in 170 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 30/30 constraints, PredecessorRefiner: 6/29 constraints, Known Traps: 0/0 constraints]
After SMT, in 458ms problems are : Problem set: 23 solved, 6 unsolved
Search for dead transitions found 23 dead transitions in 459ms
Found 23 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 23 transitions
Dead transitions reduction (with SMT) removed 23 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 30/3581 places, 9/3326 transitions.
Graph (complete) has 35 edges and 30 vertex of which 13 are kept as prefixes of interest. Removing 17 places using SCC suffix rule.0 ms
Discarding 17 places :
Also discarding 0 output transitions
Ensure Unique test removed 6 places
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 7 transition count 9
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 6 place count 7 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 6 place count 7 transition count 7
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 8 place count 7 transition count 7
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 12 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 2 with 4 rules applied. Total rules applied 16 place count 3 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 16 rules in 8 ms. Remains 3 /30 variables (removed 27) and now considering 3/9 (removed 6) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 3/3581 places, 3/3326 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 492 ms. Remains : 3/3581 places, 3/3326 transitions.
Support contains 1 out of 3581 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3581/3581 places, 3326/3326 transitions.
Applied a total of 0 rules in 1004 ms. Remains 3581 /3581 variables (removed 0) and now considering 3326/3326 (removed 0) transitions.
// Phase 1: matrix 3326 rows 3581 cols
[2024-05-26 09:49:12] [INFO ] Computed 358 invariants in 42 ms
[2024-05-26 09:49:14] [INFO ] Implicit Places using invariants in 1712 ms returned []
[2024-05-26 09:49:14] [INFO ] Invariant cache hit.
[2024-05-26 09:49:18] [INFO ] Implicit Places using invariants and state equation in 4581 ms returned []
Implicit Place search using SMT with State Equation took 6297 ms to find 0 implicit places.
Running 3275 sub problems to find dead transitions.
[2024-05-26 09:49:18] [INFO ] Invariant cache hit.
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1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/3530 variables, 356/356 constraints. Problems are: Problem set: 0 solved, 3275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3530/6907 variables, and 356 constraints, problems are : Problem set: 0 solved, 3275 unsolved in 30120 ms.
Refiners :[Generalized P Invariants (flows): 356/358 constraints, State Equation: 0/3581 constraints, PredecessorRefiner: 3275/3275 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3275 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3530 variables, 356/356 constraints. Problems are: Problem set: 0 solved, 3275 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3530/6907 variables, and 356 constraints, problems are : Problem set: 0 solved, 3275 unsolved in 30106 ms.
Refiners :[Generalized P Invariants (flows): 356/358 constraints, State Equation: 0/3581 constraints, PredecessorRefiner: 0/3275 constraints, Known Traps: 0/0 constraints]
After SMT, in 61564ms problems are : Problem set: 0 solved, 3275 unsolved
Search for dead transitions found 0 dead transitions in 61605ms
Finished structural reductions in LTL mode , in 1 iterations and 68915 ms. Remains : 3581/3581 places, 3326/3326 transitions.
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14 finished in 228257 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)&&X(X(G(p1))))))'
Support contains 4 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Iterating post reduction 0 with 613 rules applied. Total rules applied 613 place count 8340 transition count 8885
Discarding 616 places :
Symmetric choice reduction at 1 with 616 rule applications. Total rules 1229 place count 7724 transition count 8019
Iterating global reduction 1 with 616 rules applied. Total rules applied 1845 place count 7724 transition count 8019
Discarding 409 places :
Symmetric choice reduction at 1 with 409 rule applications. Total rules 2254 place count 7315 transition count 7510
Iterating global reduction 1 with 409 rules applied. Total rules applied 2663 place count 7315 transition count 7510
Discarding 51 places :
Implicit places reduction removed 51 places
Iterating post reduction 1 with 51 rules applied. Total rules applied 2714 place count 7264 transition count 7510
Discarding 359 places :
Symmetric choice reduction at 2 with 359 rule applications. Total rules 3073 place count 6905 transition count 6951
Iterating global reduction 2 with 359 rules applied. Total rules applied 3432 place count 6905 transition count 6951
Discarding 507 places :
Symmetric choice reduction at 2 with 507 rule applications. Total rules 3939 place count 6398 transition count 6444
Iterating global reduction 2 with 507 rules applied. Total rules applied 4446 place count 6398 transition count 6444
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 2 with 102 rules applied. Total rules applied 4548 place count 6398 transition count 6342
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 4852 place count 6094 transition count 6038
Iterating global reduction 3 with 304 rules applied. Total rules applied 5156 place count 6094 transition count 6038
Discarding 304 places :
Symmetric choice reduction at 3 with 304 rule applications. Total rules 5460 place count 5790 transition count 5734
Iterating global reduction 3 with 304 rules applied. Total rules applied 5764 place count 5790 transition count 5734
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6019 place count 5535 transition count 5479
Iterating global reduction 3 with 255 rules applied. Total rules applied 6274 place count 5535 transition count 5479
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 6529 place count 5280 transition count 5224
Iterating global reduction 3 with 255 rules applied. Total rules applied 6784 place count 5280 transition count 5224
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7039 place count 5025 transition count 4969
Iterating global reduction 3 with 255 rules applied. Total rules applied 7294 place count 5025 transition count 4969
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 7549 place count 4770 transition count 4714
Iterating global reduction 3 with 255 rules applied. Total rules applied 7804 place count 4770 transition count 4714
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8059 place count 4515 transition count 4459
Iterating global reduction 3 with 255 rules applied. Total rules applied 8314 place count 4515 transition count 4459
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 8569 place count 4260 transition count 4204
Iterating global reduction 3 with 255 rules applied. Total rules applied 8824 place count 4260 transition count 4204
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 9079 place count 4005 transition count 3949
Iterating global reduction 3 with 255 rules applied. Total rules applied 9334 place count 4005 transition count 3949
Discarding 255 places :
Symmetric choice reduction at 3 with 255 rule applications. Total rules 9589 place count 3750 transition count 3694
Iterating global reduction 3 with 255 rules applied. Total rules applied 9844 place count 3750 transition count 3694
Ensure Unique test removed 204 transitions
Reduce isomorphic transitions removed 204 transitions.
Iterating post reduction 3 with 204 rules applied. Total rules applied 10048 place count 3750 transition count 3490
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 10099 place count 3699 transition count 3439
Iterating global reduction 4 with 51 rules applied. Total rules applied 10150 place count 3699 transition count 3439
Discarding 51 places :
Symmetric choice reduction at 4 with 51 rule applications. Total rules 10201 place count 3648 transition count 3388
Iterating global reduction 4 with 51 rules applied. Total rules applied 10252 place count 3648 transition count 3388
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 4 with 52 rules applied. Total rules applied 10304 place count 3647 transition count 3337
Applied a total of 10304 rules in 21586 ms. Remains 3647 /8953 variables (removed 5306) and now considering 3337/8885 (removed 5548) transitions.
// Phase 1: matrix 3337 rows 3647 cols
[2024-05-26 09:50:42] [INFO ] Computed 414 invariants in 45 ms
[2024-05-26 09:50:44] [INFO ] Implicit Places using invariants in 2228 ms returned [663, 1338, 1495, 2217, 2218, 2219, 2220, 2221, 2222, 2223, 2224, 2225, 2226, 2227, 2228, 2229, 2230, 2231, 2232, 2233, 2234, 2235, 2236, 2237, 2238, 2239, 2240, 2241, 2242, 2243, 2244, 2245, 2246, 2247, 2248, 2249, 2250, 2251, 2252, 2253, 2254, 2255, 2256, 2257, 2258, 2259, 2260, 2261, 2262, 2263, 2264, 2265, 2266, 2267, 3187]
Discarding 55 places :
Implicit Place search using SMT only with invariants took 2234 ms to find 55 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 3592/8953 places, 3337/8885 transitions.
Applied a total of 0 rules in 514 ms. Remains 3592 /3592 variables (removed 0) and now considering 3337/3337 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 24341 ms. Remains : 3592/8953 places, 3337/8885 transitions.
Stuttering acceptance computed with spot in 194 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true]
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-15
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-15 finished in 24577 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)))))'
Found a Shortening insensitive property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Support contains 357 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 7357 are kept as prefixes of interest. Removing 1596 places using SCC suffix rule.17 ms
Discarding 1596 places :
Also discarding 1692 output transitions
Drop transitions (Output transitions of discarded places.) removed 1692 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4687 transitions
Trivial Post-agglo rules discarded 4687 transitions
Performed 4687 trivial Post agglomeration. Transition count delta: 4687
Iterating post reduction 0 with 5300 rules applied. Total rules applied 5301 place count 6693 transition count 2455
Reduce places removed 4687 places and 0 transitions.
Performed 153 Post agglomeration using F-continuation condition.Transition count delta: 153
Iterating post reduction 1 with 4840 rules applied. Total rules applied 10141 place count 2006 transition count 2302
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 2 with 153 rules applied. Total rules applied 10294 place count 1853 transition count 2302
Performed 357 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 357 Pre rules applied. Total rules applied 10294 place count 1853 transition count 1945
Deduced a syphon composed of 357 places in 1 ms
Ensure Unique test removed 153 places
Reduce places removed 510 places and 0 transitions.
Iterating global reduction 3 with 867 rules applied. Total rules applied 11161 place count 1343 transition count 1945
Discarding 361 places :
Symmetric choice reduction at 3 with 361 rule applications. Total rules 11522 place count 982 transition count 1384
Iterating global reduction 3 with 361 rules applied. Total rules applied 11883 place count 982 transition count 1384
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 201 rules applied. Total rules applied 12084 place count 982 transition count 1183
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 12085 place count 981 transition count 1183
Performed 102 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 102 Pre rules applied. Total rules applied 12085 place count 981 transition count 1081
Deduced a syphon composed of 102 places in 1 ms
Reduce places removed 102 places and 0 transitions.
Iterating global reduction 5 with 204 rules applied. Total rules applied 12289 place count 879 transition count 1081
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 12294 place count 874 transition count 1026
Iterating global reduction 5 with 5 rules applied. Total rules applied 12299 place count 874 transition count 1026
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 51 transitions
Trivial Post-agglo rules discarded 51 transitions
Performed 51 trivial Post agglomeration. Transition count delta: 51
Iterating post reduction 5 with 105 rules applied. Total rules applied 12404 place count 874 transition count 921
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 6 with 51 rules applied. Total rules applied 12455 place count 823 transition count 921
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 12456 place count 822 transition count 920
Iterating global reduction 7 with 1 rules applied. Total rules applied 12457 place count 822 transition count 920
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 12458 place count 822 transition count 919
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 12458 place count 822 transition count 918
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 3 rules applied. Total rules applied 12461 place count 820 transition count 918
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 51
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 8 with 102 rules applied. Total rules applied 12563 place count 769 transition count 867
Reduce places removed 51 places and 51 transitions.
Iterating global reduction 8 with 51 rules applied. Total rules applied 12614 place count 718 transition count 816
Applied a total of 12614 rules in 516 ms. Remains 718 /8953 variables (removed 8235) and now considering 816/8885 (removed 8069) transitions.
// Phase 1: matrix 816 rows 718 cols
[2024-05-26 09:50:46] [INFO ] Computed 104 invariants in 10 ms
[2024-05-26 09:50:46] [INFO ] Implicit Places using invariants in 647 ms returned [51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102]
Discarding 52 places :
Implicit Place search using SMT only with invariants took 650 ms to find 52 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 666/8953 places, 816/8885 transitions.
Applied a total of 0 rules in 12 ms. Remains 666 /666 variables (removed 0) and now considering 816/816 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 1178 ms. Remains : 666/8953 places, 816/8885 transitions.
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04
Product exploration explored 100000 steps with 325 reset in 1569 ms.
Product exploration explored 100000 steps with 325 reset in 1807 ms.
Computed a total of 666 stabilizing places and 816 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 666 transition count 816
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 10 factoid took 279 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 371 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 1118 steps (0 resets) in 34 ms. (31 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 10 factoid took 570 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 216 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 209 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
// Phase 1: matrix 816 rows 666 cols
[2024-05-26 09:50:52] [INFO ] Computed 52 invariants in 10 ms
[2024-05-26 09:50:56] [INFO ] [Real]Absence check using 0 positive and 52 generalized place invariants in 58 ms returned sat
[2024-05-26 09:50:57] [INFO ] [Real]Absence check using state equation in 952 ms returned sat
[2024-05-26 09:50:57] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 104 ms.
[2024-05-26 09:51:00] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 09:51:02] [INFO ] [Nat]Absence check using 0 positive and 52 generalized place invariants in 31 ms returned sat
[2024-05-26 09:51:03] [INFO ] [Nat]Absence check using state equation in 871 ms returned sat
[2024-05-26 09:51:03] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 76 ms.
[2024-05-26 09:51:06] [INFO ] Added : 179 causal constraints over 36 iterations in 2539 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 357 out of 666 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 666/666 places, 816/816 transitions.
Applied a total of 0 rules in 22 ms. Remains 666 /666 variables (removed 0) and now considering 816/816 (removed 0) transitions.
[2024-05-26 09:51:06] [INFO ] Invariant cache hit.
[2024-05-26 09:51:06] [INFO ] Implicit Places using invariants in 216 ms returned []
[2024-05-26 09:51:06] [INFO ] Invariant cache hit.
[2024-05-26 09:51:07] [INFO ] Implicit Places using invariants and state equation in 897 ms returned []
Implicit Place search using SMT with State Equation took 1128 ms to find 0 implicit places.
[2024-05-26 09:51:07] [INFO ] Redundant transitions in 6 ms returned []
Running 663 sub problems to find dead transitions.
[2024-05-26 09:51:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1431/1482 variables, and 667 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1431 variables, 663/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1431/1482 variables, and 1330 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
After SMT, in 60480ms problems are : Problem set: 0 solved, 663 unsolved
Search for dead transitions found 0 dead transitions in 60489ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61652 ms. Remains : 666/666 places, 816/816 transitions.
Computed a total of 666 stabilizing places and 816 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 666 transition count 816
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 10 factoid took 288 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 173 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 1141 steps (0 resets) in 34 ms. (32 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (OR (NOT p0) (NOT p1))), (X (NOT (AND p0 p1))), (X (NOT p0)), (X p1), (X (X (OR (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p0))), (F (G (NOT p0))), (F (G p1))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR (NOT p0) (NOT p1)))), (F p0), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 10 factoid took 403 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 171 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
[2024-05-26 09:52:10] [INFO ] Invariant cache hit.
[2024-05-26 09:52:12] [INFO ] [Real]Absence check using 0 positive and 52 generalized place invariants in 43 ms returned sat
[2024-05-26 09:52:13] [INFO ] [Real]Absence check using state equation in 676 ms returned sat
[2024-05-26 09:52:13] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 55 ms.
[2024-05-26 09:52:14] [INFO ] Solution in real domain found non-integer solution.
[2024-05-26 09:52:17] [INFO ] [Nat]Absence check using 0 positive and 52 generalized place invariants in 35 ms returned sat
[2024-05-26 09:52:18] [INFO ] [Nat]Absence check using state equation in 793 ms returned sat
[2024-05-26 09:52:18] [INFO ] Computed and/alt/rep : 510/765/510 causal constraints (skipped 153 transitions) in 72 ms.
[2024-05-26 09:52:21] [INFO ] Added : 182 causal constraints over 37 iterations in 2964 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 209 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), false]
Product exploration explored 100000 steps with 325 reset in 1772 ms.
Product exploration explored 100000 steps with 325 reset in 1747 ms.
Support contains 357 out of 666 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 666/666 places, 816/816 transitions.
Applied a total of 0 rules in 11 ms. Remains 666 /666 variables (removed 0) and now considering 816/816 (removed 0) transitions.
[2024-05-26 09:52:24] [INFO ] Invariant cache hit.
[2024-05-26 09:52:25] [INFO ] Implicit Places using invariants in 259 ms returned []
[2024-05-26 09:52:25] [INFO ] Invariant cache hit.
[2024-05-26 09:52:26] [INFO ] Implicit Places using invariants and state equation in 939 ms returned []
Implicit Place search using SMT with State Equation took 1200 ms to find 0 implicit places.
[2024-05-26 09:52:26] [INFO ] Redundant transitions in 6 ms returned []
Running 663 sub problems to find dead transitions.
[2024-05-26 09:52:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1431/1482 variables, and 667 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 663 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 52/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 2 (OVERLAPS) 816/1431 variables, 615/667 constraints. Problems are: Problem set: 0 solved, 663 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1431 variables, 663/1330 constraints. Problems are: Problem set: 0 solved, 663 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1431/1482 variables, and 1330 constraints, problems are : Problem set: 0 solved, 663 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 52/52 constraints, State Equation: 615/666 constraints, PredecessorRefiner: 663/663 constraints, Known Traps: 0/0 constraints]
After SMT, in 60461ms problems are : Problem set: 0 solved, 663 unsolved
Search for dead transitions found 0 dead transitions in 60468ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61695 ms. Remains : 666/666 places, 816/816 transitions.
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-04 finished in 161656 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(X(X(F(p0)))))'
Found a Shortening insensitive property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 8953 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 8953/8953 places, 8885/8885 transitions.
Graph (complete) has 12420 edges and 8953 vertex of which 7173 are kept as prefixes of interest. Removing 1780 places using SCC suffix rule.14 ms
Discarding 1780 places :
Also discarding 1827 output transitions
Drop transitions (Output transitions of discarded places.) removed 1827 transitions
Reduce places removed 51 places and 51 transitions.
Discarding 613 places :
Implicit places reduction removed 613 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4997 transitions
Trivial Post-agglo rules discarded 4997 transitions
Performed 4997 trivial Post agglomeration. Transition count delta: 4997
Iterating post reduction 0 with 5610 rules applied. Total rules applied 5611 place count 6509 transition count 2010
Reduce places removed 4997 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 5000 rules applied. Total rules applied 10611 place count 1512 transition count 2007
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 10612 place count 1511 transition count 2007
Performed 412 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 412 Pre rules applied. Total rules applied 10612 place count 1511 transition count 1595
Deduced a syphon composed of 412 places in 1 ms
Ensure Unique test removed 156 places
Reduce places removed 568 places and 0 transitions.
Iterating global reduction 3 with 980 rules applied. Total rules applied 11592 place count 943 transition count 1595
Drop transitions (Trivial Post-Agglo cleanup.) removed 153 transitions
Trivial Post-agglo rules discarded 153 transitions
Performed 153 trivial Post agglomeration. Transition count delta: 153
Iterating post reduction 3 with 153 rules applied. Total rules applied 11745 place count 943 transition count 1442
Reduce places removed 153 places and 0 transitions.
Iterating post reduction 4 with 153 rules applied. Total rules applied 11898 place count 790 transition count 1442
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 11898 place count 790 transition count 1441
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 11900 place count 789 transition count 1441
Discarding 412 places :
Symmetric choice reduction at 5 with 412 rule applications. Total rules 12312 place count 377 transition count 731
Iterating global reduction 5 with 412 rules applied. Total rules applied 12724 place count 377 transition count 731
Ensure Unique test removed 200 transitions
Reduce isomorphic transitions removed 200 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 5 with 202 rules applied. Total rules applied 12926 place count 377 transition count 529
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 12928 place count 375 transition count 529
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 52 Pre rules applied. Total rules applied 12928 place count 375 transition count 477
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 7 with 104 rules applied. Total rules applied 13032 place count 323 transition count 477
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 13039 place count 316 transition count 418
Iterating global reduction 7 with 7 rules applied. Total rules applied 13046 place count 316 transition count 418
Ensure Unique test removed 156 transitions
Reduce isomorphic transitions removed 156 transitions.
Discarding 52 places :
Implicit places reduction removed 52 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 102 transitions
Trivial Post-agglo rules discarded 102 transitions
Performed 102 trivial Post agglomeration. Transition count delta: 102
Iterating post reduction 7 with 310 rules applied. Total rules applied 13356 place count 264 transition count 160
Reduce places removed 102 places and 0 transitions.
Iterating post reduction 8 with 102 rules applied. Total rules applied 13458 place count 162 transition count 160
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 2 Pre rules applied. Total rules applied 13458 place count 162 transition count 158
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 13462 place count 160 transition count 158
Discarding 50 places :
Symmetric choice reduction at 9 with 50 rule applications. Total rules 13512 place count 110 transition count 108
Iterating global reduction 9 with 50 rules applied. Total rules applied 13562 place count 110 transition count 108
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 13563 place count 110 transition count 107
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 10 with 1 Pre rules applied. Total rules applied 13563 place count 110 transition count 106
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 3 rules applied. Total rules applied 13566 place count 108 transition count 106
Discarding 49 places :
Symmetric choice reduction at 10 with 49 rule applications. Total rules 13615 place count 59 transition count 57
Iterating global reduction 10 with 49 rules applied. Total rules applied 13664 place count 59 transition count 57
Discarding 49 places :
Symmetric choice reduction at 10 with 49 rule applications. Total rules 13713 place count 10 transition count 8
Iterating global reduction 10 with 49 rules applied. Total rules applied 13762 place count 10 transition count 8
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 13764 place count 8 transition count 6
Applied a total of 13764 rules in 276 ms. Remains 8 /8953 variables (removed 8945) and now considering 6/8885 (removed 8879) transitions.
// Phase 1: matrix 6 rows 8 cols
[2024-05-26 09:53:27] [INFO ] Computed 2 invariants in 1 ms
[2024-05-26 09:53:27] [INFO ] Implicit Places using invariants in 32 ms returned [3, 4]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 34 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 6/8953 places, 6/8885 transitions.
Graph (complete) has 4 edges and 6 vertex of which 4 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 3 transition count 2
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 2 transition count 2
Applied a total of 3 rules in 3 ms. Remains 2 /6 variables (removed 4) and now considering 2/6 (removed 4) transitions.
// Phase 1: matrix 2 rows 2 cols
[2024-05-26 09:53:27] [INFO ] Computed 0 invariants in 0 ms
[2024-05-26 09:53:27] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-26 09:53:27] [INFO ] Invariant cache hit.
[2024-05-26 09:53:27] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 2/8953 places, 2/8885 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 352 ms. Remains : 2/8953 places, 2/8885 transitions.
Running random walk in product with property : FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
Treatment of property FamilyReunion-PT-L00050M0005C002P002G001-LTLFireability-14 finished in 774 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2024-05-26 09:53:28] [INFO ] Flatten gal took : 449 ms
[2024-05-26 09:53:28] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 9 ms.
[2024-05-26 09:53:28] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8953 places, 8885 transitions and 21912 arcs took 76 ms.
Total runtime 1023921 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running FamilyReunion-PT-L00050M0005C002P002G001

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 8953
TRANSITIONS: 8885
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.260s, Sys 0.028s]


SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.061s, Sys 0.016s]


----------------------------------------------------------------------
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: 1873
MODEL NAME: /home/mcc/execution/414/model
8953 places, 8885 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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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="FamilyReunion-PT-L00050M0005C002P002G001"
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 FamilyReunion-PT-L00050M0005C002P002G001, 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 r157-smll-171636265900500"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-PT-L00050M0005C002P002G001.tgz
mv FamilyReunion-PT-L00050M0005C002P002G001 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 ;