Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r184-tall-174889264600644.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is RwMutex-PT-r0010w0500, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r184-tall-174889264600644
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 11 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 887K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-00
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-01
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-02
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-03
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-04
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-05
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-06
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-07
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-08
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-09
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-10
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-11
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-12
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-13
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-14
FORMULA_NAME RwMutex-PT-r0010w0500-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749146826937

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RwMutex-PT-r0010w0500
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-05 18:07:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 18:07:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 18:07:08] [INFO ] Load time of PNML (sax parser for PT used): 182 ms
[2025-06-05 18:07:08] [INFO ] Transformed 1030 places.
[2025-06-05 18:07:08] [INFO ] Transformed 1020 transitions.
[2025-06-05 18:07:08] [INFO ] Found NUPN structural information;
[2025-06-05 18:07:08] [INFO ] Parsed PT model containing 1030 places and 1020 transitions and 12060 arcs in 305 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0500-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0500-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RwMutex-PT-r0010w0500-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 44 out of 1030 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1030/1030 places, 1020/1020 transitions.
Applied a total of 0 rules in 135 ms. Remains 1030 /1030 variables (removed 0) and now considering 1020/1020 (removed 0) transitions.
// Phase 1: matrix 1020 rows 1030 cols
[2025-06-05 18:07:08] [INFO ] Computed 520 invariants in 160 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:10] [INFO ] Implicit Places using invariants in 1342 ms returned [1, 2, 13, 35, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 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, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 143, 144, 146, 147, 148, 149, 151, 152, 153, 154, 155, 156, 157, 158, 159, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, 327, 328, 329, 331, 332, 333, 334, 335, 336, 337, 338, 340, 341, 342, 343, 344, 345, 347, 348, 349, 350, 351, 352, 353, 354, 355, 356, 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, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 481, 482, 483, 484, 485, 486, 487, 488, 489, 498, 509, 520, 531, 542, 553, 564, 575, 586, 587, 598, 609, 620, 631, 642, 653, 664, 675, 686, 697, 698, 709, 720, 731, 742, 753, 764, 775, 786, 797, 808, 809, 820, 831, 842, 853, 864, 875, 886, 897, 908, 919, 920, 931, 942, 953, 964, 975, 986, 997, 1008, 1019]
Discarding 493 places :
Implicit Place search using SMT only with invariants took 1388 ms to find 493 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 537/1030 places, 1020/1020 transitions.
Discarding 467 places :
Symmetric choice reduction at 0 with 467 rule applications. Total rules 467 place count 70 transition count 553
Iterating global reduction 0 with 467 rules applied. Total rules applied 934 place count 70 transition count 553
Ensure Unique test removed 467 transitions
Reduce isomorphic transitions removed 467 transitions.
Iterating post reduction 0 with 467 rules applied. Total rules applied 1401 place count 70 transition count 86
Applied a total of 1401 rules in 26 ms. Remains 70 /537 variables (removed 467) and now considering 86/1020 (removed 934) transitions.
// Phase 1: matrix 86 rows 70 cols
[2025-06-05 18:07:10] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:10] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-05 18:07:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:10] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 70/1030 places, 86/1020 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1652 ms. Remains : 70/1030 places, 86/1020 transitions.
Support contains 44 out of 70 places after structural reductions.
[2025-06-05 18:07:10] [INFO ] Flatten gal took : 39 ms
[2025-06-05 18:07:10] [INFO ] Flatten gal took : 19 ms
[2025-06-05 18:07:10] [INFO ] Input system was already deterministic with 86 transitions.
Support contains 43 out of 70 places (down from 44) after GAL structural reductions.
RANDOM walk for 40000 steps (8 resets) in 2008 ms. (19 steps per ms) remains 0/32 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(!p0))||(!p1&&X(X(((X(F(!p0))&&F((!p2 U (p3||G(!p2)))))||G(F(!p0)))))))))'
Support contains 14 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 55 transition count 71
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 55 transition count 71
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 55 transition count 56
Applied a total of 45 rules in 4 ms. Remains 55 /70 variables (removed 15) and now considering 56/86 (removed 30) transitions.
// Phase 1: matrix 56 rows 55 cols
[2025-06-05 18:07:11] [INFO ] Computed 27 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:11] [INFO ] Implicit Places using invariants in 44 ms returned [2, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 19]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 45 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 41/70 places, 56/86 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 28 transition count 43
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 28 transition count 43
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 28 transition count 30
Applied a total of 39 rules in 1 ms. Remains 28 /41 variables (removed 13) and now considering 30/56 (removed 26) transitions.
// Phase 1: matrix 30 rows 28 cols
[2025-06-05 18:07:11] [INFO ] Computed 13 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:11] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-05 18:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:11] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 28/70 places, 30/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 104 ms. Remains : 28/70 places, 30/86 transitions.
Stuttering acceptance computed with spot in 499 ms :[p0, p0, p0, p0, (AND (NOT p3) p0 p2), (AND p0 (NOT p3) p2)]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-01
Product exploration explored 100000 steps with 29124 reset in 255 ms.
Product exploration explored 100000 steps with 29027 reset in 218 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0 (NOT p3) p2), (X (NOT p0)), (X (NOT p1))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 205 ms. Reduced automaton from 6 states, 12 edges and 4 AP (stutter sensitive) to 6 states, 11 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 229 ms :[false, p0, p0, p0, (AND (NOT p3) p0 p2), (AND p0 (NOT p3) p2)]
RANDOM walk for 40000 steps (8 resets) in 191 ms. (208 steps per ms) remains 1/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 253 ms. (157 steps per ms) remains 1/1 properties
[2025-06-05 18:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 27/58 variables, and 12 constraints, problems are : Problem set: 1 solved, 0 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 0/28 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 85ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0 (NOT p3) p2), (X (NOT p0)), (X (NOT p1)), (G (OR p2 (NOT p0) p3))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p0)), (F p3), (F (NOT p2)), (F (NOT (AND p2 p0 (NOT p3))))]
Knowledge based reduction with 4 factoid took 395 ms. Reduced automaton from 6 states, 11 edges and 3 AP (stutter sensitive) to 6 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 250 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Stuttering acceptance computed with spot in 241 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Support contains 13 out of 28 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 30/30 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 30/30 (removed 0) transitions.
[2025-06-05 18:07:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:14] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-05 18:07:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:14] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2025-06-05 18:07:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 13/28 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 30/58 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 0/58 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 58/58 variables, and 41 constraints, problems are : Problem set: 0 solved, 15 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 13/28 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 30/58 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 15/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/58 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 58/58 variables, and 56 constraints, problems are : Problem set: 0 solved, 15 unsolved in 234 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 489ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 489ms
Finished structural reductions in LTL mode , in 1 iterations and 561 ms. Remains : 28/28 places, 30/30 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p3)), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 201 ms. Reduced automaton from 6 states, 10 edges and 2 AP (stutter sensitive) to 6 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 266 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
RANDOM walk for 8 steps (0 resets) in 4 ms. (1 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 (NOT p3)), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p3))), (X (X p3)), (X (X p0)), (X (X (NOT p0))), (F (NOT (AND p0 (NOT p3)))), (F (NOT p0)), (F p3)]
Knowledge based reduction with 2 factoid took 224 ms. Reduced automaton from 6 states, 10 edges and 2 AP (stutter sensitive) to 6 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 251 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Stuttering acceptance computed with spot in 228 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Stuttering acceptance computed with spot in 239 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Product exploration explored 100000 steps with 20454 reset in 153 ms.
Product exploration explored 100000 steps with 20443 reset in 165 ms.
Applying partial POR strategy [false, false, true, false, true, true]
Stuttering acceptance computed with spot in 253 ms :[false, p0, p0, p0, (AND (NOT p3) p0), (AND p0 (NOT p3))]
Support contains 13 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 30/30 transitions.
Applied a total of 0 rules in 7 ms. Remains 28 /28 variables (removed 0) and now considering 30/30 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 18:07:17] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2025-06-05 18:07:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 13/28 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 30/58 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 0/58 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 58/58 variables, and 41 constraints, problems are : Problem set: 0 solved, 15 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 13/28 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 30/58 variables, 28/41 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 15/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/58 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 58/58 variables, and 56 constraints, problems are : Problem set: 0 solved, 15 unsolved in 165 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 28/28 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 344ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 345ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 357 ms. Remains : 28/28 places, 30/30 transitions.
Built C files in :
/tmp/ltsmin2142832894751362704
[2025-06-05 18:07:17] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2142832894751362704
Running compilation step : cd /tmp/ltsmin2142832894751362704;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 222 ms.
Running link step : cd /tmp/ltsmin2142832894751362704;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin2142832894751362704;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11464294007699279117.hoa' '--buchi-type=spotba'
LTSmin run took 241 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-01 finished in 6560 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0)) U (!p1||G(p2)||X(!p2)))))'
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 56 transition count 72
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 56 transition count 72
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 56 transition count 58
Applied a total of 42 rules in 3 ms. Remains 56 /70 variables (removed 14) and now considering 58/86 (removed 28) transitions.
// Phase 1: matrix 58 rows 56 cols
[2025-06-05 18:07:18] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants in 42 ms returned [2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 19]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 42 ms to find 16 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 40/70 places, 58/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 25 transition count 43
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 25 transition count 43
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 25 transition count 28
Applied a total of 45 rules in 0 ms. Remains 25 /40 variables (removed 15) and now considering 28/58 (removed 30) transitions.
// Phase 1: matrix 28 rows 25 cols
[2025-06-05 18:07:18] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-05 18:07:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/70 places, 28/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 98 ms. Remains : 25/70 places, 28/86 transitions.
Stuttering acceptance computed with spot in 324 ms :[true, false, false, false, (AND (NOT p0) p2), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 100 ms.
Product exploration explored 100000 steps with 50000 reset in 102 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) (NOT p0) p1), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p2 p0)))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 19 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RwMutex-PT-r0010w0500-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-02 finished in 665 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G(p1)))'
Support contains 12 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 54 transition count 70
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 54 transition count 70
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 48 place count 54 transition count 54
Applied a total of 48 rules in 3 ms. Remains 54 /70 variables (removed 16) and now considering 54/86 (removed 32) transitions.
// Phase 1: matrix 54 rows 54 cols
[2025-06-05 18:07:18] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants in 40 ms returned [2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 41 ms to find 16 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 38/70 places, 54/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 24 transition count 40
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 24 transition count 40
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 24 transition count 26
Applied a total of 42 rules in 1 ms. Remains 24 /38 variables (removed 14) and now considering 26/54 (removed 28) transitions.
// Phase 1: matrix 26 rows 24 cols
[2025-06-05 18:07:18] [INFO ] Computed 11 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-05 18:07:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:18] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 24/70 places, 26/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 24/70 places, 26/86 transitions.
Stuttering acceptance computed with spot in 180 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-03 finished in 287 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((((p0 U p1) U X(p2))&&X(X(X(p0))))))'
Support contains 14 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 55 transition count 71
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 55 transition count 71
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 55 transition count 56
Applied a total of 45 rules in 3 ms. Remains 55 /70 variables (removed 15) and now considering 56/86 (removed 30) transitions.
// Phase 1: matrix 56 rows 55 cols
[2025-06-05 18:07:19] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:19] [INFO ] Implicit Places using invariants in 37 ms returned [2, 4, 5, 6, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 38 ms to find 14 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 41/70 places, 56/86 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 28 transition count 43
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 28 transition count 43
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 39 place count 28 transition count 30
Applied a total of 39 rules in 1 ms. Remains 28 /41 variables (removed 13) and now considering 30/56 (removed 26) transitions.
// Phase 1: matrix 30 rows 28 cols
[2025-06-05 18:07:19] [INFO ] Computed 13 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:19] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-05 18:07:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:19] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 28/70 places, 30/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 28/70 places, 30/86 transitions.
Stuttering acceptance computed with spot in 973 ms :[(OR (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-05
Product exploration explored 100000 steps with 115 reset in 247 ms.
Stack based approach found an accepted trace after 86 steps with 0 reset with depth 87 and stack size 87 in 0 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-05 finished in 1364 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((F(p1)&&X(F(p2))&&p0)))'
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 55 transition count 71
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 55 transition count 71
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 55 transition count 56
Applied a total of 45 rules in 2 ms. Remains 55 /70 variables (removed 15) and now considering 56/86 (removed 30) transitions.
// Phase 1: matrix 56 rows 55 cols
[2025-06-05 18:07:20] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:20] [INFO ] Implicit Places using invariants in 46 ms returned [2, 4, 5, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 47 ms to find 15 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 40/70 places, 56/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 26 transition count 42
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 26 transition count 42
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 26 transition count 28
Applied a total of 42 rules in 1 ms. Remains 26 /40 variables (removed 14) and now considering 28/56 (removed 28) transitions.
// Phase 1: matrix 28 rows 26 cols
[2025-06-05 18:07:20] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:20] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-05 18:07:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:20] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/70 places, 28/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 26/70 places, 28/86 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p1), (NOT p2)]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-06
Product exploration explored 100000 steps with 15 reset in 203 ms.
Stack based approach found an accepted trace after 7 steps with 0 reset with depth 8 and stack size 8 in 0 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-06 finished in 459 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(p1)||p0))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Graph (trivial) has 18 edges and 70 vertex of which 18 / 70 are part of one of the 9 SCC in 2 ms
Free SCC test removed 9 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 16 place count 46 transition count 62
Iterating global reduction 0 with 15 rules applied. Total rules applied 31 place count 46 transition count 62
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 46 place count 46 transition count 47
Applied a total of 46 rules in 16 ms. Remains 46 /70 variables (removed 24) and now considering 47/86 (removed 39) transitions.
[2025-06-05 18:07:20] [INFO ] Flow matrix only has 39 transitions (discarded 8 similar events)
// Phase 1: matrix 39 rows 46 cols
[2025-06-05 18:07:20] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 43 ms returned [2, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 44 ms to find 16 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 30/70 places, 47/86 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 14 transition count 31
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 14 transition count 31
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 48 place count 14 transition count 15
Applied a total of 48 rules in 2 ms. Remains 14 /30 variables (removed 16) and now considering 15/47 (removed 32) transitions.
[2025-06-05 18:07:21] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
// Phase 1: matrix 7 rows 14 cols
[2025-06-05 18:07:21] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-05 18:07:21] [INFO ] Flow matrix only has 7 transitions (discarded 8 similar events)
[2025-06-05 18:07:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 14/70 places, 15/86 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 109 ms. Remains : 14/70 places, 15/86 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-07 finished in 211 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((X(!p0) U ((!p0&&X(!p0))||X(G(!p0)))) U X(p1)) U (p2||G(p3))))'
Support contains 14 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 56 transition count 72
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 56 transition count 72
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 56 transition count 58
Applied a total of 42 rules in 3 ms. Remains 56 /70 variables (removed 14) and now considering 58/86 (removed 28) transitions.
// Phase 1: matrix 58 rows 56 cols
[2025-06-05 18:07:21] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 38 ms returned [2, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 39 ms to find 15 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 41/70 places, 58/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 27 transition count 44
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 27 transition count 44
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 27 transition count 30
Applied a total of 42 rules in 0 ms. Remains 27 /41 variables (removed 14) and now considering 30/58 (removed 28) transitions.
// Phase 1: matrix 30 rows 27 cols
[2025-06-05 18:07:21] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-05 18:07:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 27/70 places, 30/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 93 ms. Remains : 27/70 places, 30/86 transitions.
Stuttering acceptance computed with spot in 409 ms :[(AND (NOT p2) (NOT p3)), (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) (NOT p3)), (AND p0 (NOT p3) (NOT p1)), true, p0, p0, (NOT p3), (AND (NOT p3) p0), (AND p0 (NOT p3))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-08
Entered a terminal (fully accepting) state of product in 800 steps with 0 reset in 8 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-08 finished in 539 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U X((F(p1)&&(G(p2)||X(!p2)))))))'
Support contains 13 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 55 transition count 71
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 55 transition count 71
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 55 transition count 56
Applied a total of 45 rules in 2 ms. Remains 55 /70 variables (removed 15) and now considering 56/86 (removed 30) transitions.
// Phase 1: matrix 56 rows 55 cols
[2025-06-05 18:07:21] [INFO ] Computed 27 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 40 ms returned [4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 41 ms to find 15 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 40/70 places, 56/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 26 transition count 42
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 26 transition count 42
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 26 transition count 28
Applied a total of 42 rules in 1 ms. Remains 26 /40 variables (removed 14) and now considering 28/56 (removed 28) transitions.
// Phase 1: matrix 28 rows 26 cols
[2025-06-05 18:07:21] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-05 18:07:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:21] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 26/70 places, 28/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 95 ms. Remains : 26/70 places, 28/86 transitions.
Stuttering acceptance computed with spot in 537 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), p2, (NOT p1), false, true, (OR (AND (NOT p0) p2) (AND (NOT p1) p2)), false, (NOT p2), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-10
Entered a terminal (fully accepting) state of product in 14619 steps with 0 reset in 31 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-10 finished in 695 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(p1))||p0)))'
Support contains 12 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 54 transition count 70
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 54 transition count 70
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 0 with 16 rules applied. Total rules applied 48 place count 54 transition count 54
Applied a total of 48 rules in 1 ms. Remains 54 /70 variables (removed 16) and now considering 54/86 (removed 32) transitions.
// Phase 1: matrix 54 rows 54 cols
[2025-06-05 18:07:22] [INFO ] Computed 27 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:22] [INFO ] Implicit Places using invariants in 42 ms returned [2, 4, 5, 6, 7, 8, 9, 11, 13, 14, 15, 16, 17, 18, 19]
Discarding 15 places :
Implicit Place search using SMT only with invariants took 42 ms to find 15 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 39/70 places, 54/86 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 25 transition count 40
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 25 transition count 40
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 42 place count 25 transition count 26
Applied a total of 42 rules in 0 ms. Remains 25 /39 variables (removed 14) and now considering 26/54 (removed 28) transitions.
// Phase 1: matrix 26 rows 25 cols
[2025-06-05 18:07:22] [INFO ] Computed 12 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:22] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-05 18:07:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:22] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 25/70 places, 26/86 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 89 ms. Remains : 25/70 places, 26/86 transitions.
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 114 ms.
Product exploration explored 100000 steps with 50000 reset in 123 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X p0)]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 15 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA RwMutex-PT-r0010w0500-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-11 finished in 483 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Graph (trivial) has 18 edges and 70 vertex of which 18 / 70 are part of one of the 9 SCC in 0 ms
Free SCC test removed 9 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 0 with 32 rules applied. Total rules applied 33 place count 61 transition count 45
Reduce places removed 49 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 112 place count 12 transition count 15
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 113 place count 12 transition count 14
Applied a total of 113 rules in 11 ms. Remains 12 /70 variables (removed 58) and now considering 14/86 (removed 72) transitions.
[2025-06-05 18:07:22] [INFO ] Flow matrix only has 5 transitions (discarded 9 similar events)
// Phase 1: matrix 5 rows 12 cols
[2025-06-05 18:07:22] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:22] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-05 18:07:22] [INFO ] Flow matrix only has 5 transitions (discarded 9 similar events)
[2025-06-05 18:07:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:22] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 18:07:22] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-05 18:07:22] [INFO ] Flow matrix only has 5 transitions (discarded 9 similar events)
[2025-06-05 18:07:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 10/12 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/16 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 22 constraints, problems are : Problem set: 0 solved, 2 unsolved in 34 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 10/12 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/16 variables, 12/22 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 24 constraints, problems are : Problem set: 0 solved, 2 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 12/12 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 66ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 66ms
Starting structural reductions in SI_LTL mode, iteration 1 : 12/70 places, 14/86 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 122 ms. Remains : 12/70 places, 14/86 transitions.
Stuttering acceptance computed with spot in 78 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-12 finished in 215 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U G(!p0)) U (p1&&G((p1||F(p2))))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Graph (trivial) has 18 edges and 70 vertex of which 18 / 70 are part of one of the 9 SCC in 1 ms
Free SCC test removed 9 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 61 transition count 46
Reduce places removed 48 places and 0 transitions.
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 1 with 77 rules applied. Total rules applied 109 place count 13 transition count 17
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 110 place count 13 transition count 16
Applied a total of 110 rules in 8 ms. Remains 13 /70 variables (removed 57) and now considering 16/86 (removed 70) transitions.
[2025-06-05 18:07:23] [INFO ] Flow matrix only has 7 transitions (discarded 9 similar events)
// Phase 1: matrix 7 rows 13 cols
[2025-06-05 18:07:23] [INFO ] Computed 10 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:23] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-05 18:07:23] [INFO ] Flow matrix only has 7 transitions (discarded 9 similar events)
[2025-06-05 18:07:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:23] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 18:07:23] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-05 18:07:23] [INFO ] Flow matrix only has 7 transitions (discarded 9 similar events)
[2025-06-05 18:07:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 10/13 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/19 variables, 13/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/19 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/20 variables, and 23 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 10/13 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/19 variables, 13/23 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 3/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/19 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/20 variables, and 26 constraints, problems are : Problem set: 0 solved, 3 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 10/10 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 86ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 86ms
Starting structural reductions in SI_LTL mode, iteration 1 : 13/70 places, 16/86 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 13/70 places, 16/86 transitions.
Stuttering acceptance computed with spot in 551 ms :[(NOT p1), p0, p0, (AND (NOT p1) p0 (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2)), (AND p0 (NOT p2)), (AND (NOT p2) (NOT p1) p0), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-13 finished in 716 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(p0)||(F(G(p0)) U G(p1)))))'
Support contains 12 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 86/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 55 transition count 71
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 55 transition count 71
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 55 transition count 56
Applied a total of 45 rules in 9 ms. Remains 55 /70 variables (removed 15) and now considering 56/86 (removed 30) transitions.
// Phase 1: matrix 56 rows 55 cols
[2025-06-05 18:07:23] [INFO ] Computed 27 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:23] [INFO ] Implicit Places using invariants in 41 ms returned [2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 57 ms to find 16 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 39/70 places, 56/86 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 24 transition count 41
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 24 transition count 41
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 45 place count 24 transition count 26
Applied a total of 45 rules in 2 ms. Remains 24 /39 variables (removed 15) and now considering 26/56 (removed 30) transitions.
// Phase 1: matrix 26 rows 24 cols
[2025-06-05 18:07:23] [INFO ] Computed 11 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:23] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-05 18:07:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:23] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 24/70 places, 26/86 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 118 ms. Remains : 24/70 places, 26/86 transitions.
Stuttering acceptance computed with spot in 32 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : RwMutex-PT-r0010w0500-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 179 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA RwMutex-PT-r0010w0500-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property RwMutex-PT-r0010w0500-LTLFireability-14 finished in 343 ms.
All properties solved by simple procedures.
Total runtime 16044 ms.

BK_STOP 1749146844178

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="RwMutex-PT-r0010w0500"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is RwMutex-PT-r0010w0500, 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 r184-tall-174889264600644"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RwMutex-PT-r0010w0500.tgz
mv RwMutex-PT-r0010w0500 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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