Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067600499.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 DoubleExponent-PT-020, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067600499
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 752K
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K 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 6.2K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K 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 4.1K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 340K 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 DoubleExponent-PT-020-LTLCardinality-00
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-01
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-02
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-03
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-04
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-05
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-06
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-07
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-08
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-09
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-10
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-11
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-12
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-13
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-14
FORMULA_NAME DoubleExponent-PT-020-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748741445107

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleExponent-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-01 01:30:46] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 01:30:46] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 01:30:46] [INFO ] Load time of PNML (sax parser for PT used): 106 ms
[2025-06-01 01:30:46] [INFO ] Transformed 1064 places.
[2025-06-01 01:30:46] [INFO ] Transformed 998 transitions.
[2025-06-01 01:30:46] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 195 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA DoubleExponent-PT-020-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-020-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 56 out of 1064 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1064/1064 places, 998/998 transitions.
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 1060 transition count 998
Applied a total of 4 rules in 122 ms. Remains 1060 /1064 variables (removed 4) and now considering 998/998 (removed 0) transitions.
// Phase 1: matrix 998 rows 1060 cols
[2025-06-01 01:30:47] [INFO ] Invariants computation overflowed in 140 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:30:47] [INFO ] Implicit Places using invariants in 673 ms returned []
// Phase 1: matrix 998 rows 1060 cols
[2025-06-01 01:30:47] [INFO ] Invariants computation overflowed in 84 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:31:03] [INFO ] Implicit Places using invariants and state equation in 15492 ms returned [28, 30]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16205 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1058/1064 places, 998/998 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 1057 transition count 997
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 1057 transition count 997
Applied a total of 2 rules in 147 ms. Remains 1057 /1058 variables (removed 1) and now considering 997/998 (removed 1) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:31:03] [INFO ] Invariants computation overflowed in 128 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:31:03] [INFO ] Implicit Places using invariants in 387 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:31:03] [INFO ] Invariants computation overflowed in 118 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:31:19] [INFO ] Implicit Places using invariants and state equation in 15610 ms returned []
Implicit Place search using SMT with State Equation took 16002 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 1057/1064 places, 997/998 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 32489 ms. Remains : 1057/1064 places, 997/998 transitions.
Support contains 56 out of 1057 places after structural reductions.
[2025-06-01 01:31:19] [INFO ] Flatten gal took : 92 ms
[2025-06-01 01:31:19] [INFO ] Flatten gal took : 56 ms
[2025-06-01 01:31:19] [INFO ] Input system was already deterministic with 997 transitions.
Support contains 53 out of 1057 places (down from 56) after GAL structural reductions.
RANDOM walk for 40000 steps (1320 resets) in 1725 ms. (23 steps per ms) remains 31/34 properties
BEST_FIRST walk for 4002 steps (111 resets) in 68 ms. (58 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (113 resets) in 50 ms. (78 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (111 resets) in 45 ms. (86 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (110 resets) in 44 ms. (88 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (110 resets) in 51 ms. (76 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4002 steps (106 resets) in 43 ms. (90 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (111 resets) in 31 ms. (125 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (117 resets) in 33 ms. (117 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4002 steps (119 resets) in 25 ms. (153 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (114 resets) in 24 ms. (160 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4002 steps (114 resets) in 31 ms. (125 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (110 resets) in 38 ms. (102 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (104 resets) in 27 ms. (142 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (112 resets) in 34 ms. (114 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (111 resets) in 58 ms. (67 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (118 resets) in 27 ms. (142 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (110 resets) in 39 ms. (100 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (110 resets) in 40 ms. (97 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (114 resets) in 35 ms. (111 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4002 steps (112 resets) in 23 ms. (166 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (114 resets) in 53 ms. (74 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (113 resets) in 70 ms. (56 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (114 resets) in 28 ms. (137 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (113 resets) in 26 ms. (148 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (109 resets) in 32 ms. (121 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (107 resets) in 28 ms. (137 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (123 resets) in 38 ms. (102 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4000 steps (110 resets) in 29 ms. (133 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (116 resets) in 24 ms. (160 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (112 resets) in 23 ms. (166 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4001 steps (111 resets) in 25 ms. (153 steps per ms) remains 31/31 properties
Interrupted probabilistic random walk after 150504 steps, run timeout after 3001 ms. (steps per millisecond=50 ) properties seen :1 out of 31
Probabilistic random walk after 150504 steps, saw 75265 distinct states, run finished after 3005 ms. (steps per millisecond=50 ) properties seen :1
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:31:23] [INFO ] Invariants computation overflowed in 108 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/47 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 1 (OVERLAPS) 117/164 variables, 47/47 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/164 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 3 (OVERLAPS) 504/668 variables, 194/241 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/668 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 5 (OVERLAPS) 752/1420 variables, 405/646 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1420 variables, 0/646 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 7 (OVERLAPS) 479/1899 variables, 294/940 constraints. Problems are: Problem set: 0 solved, 30 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1899 variables, 0/940 constraints. Problems are: Problem set: 0 solved, 30 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp7 is UNSAT
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp33 is UNSAT
At refinement iteration 9 (OVERLAPS) 134/2033 variables, 101/1041 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2033 variables, 0/1041 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 11 (OVERLAPS) 16/2049 variables, 13/1054 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2049 variables, 0/1054 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 13 (OVERLAPS) 4/2053 variables, 2/1056 constraints. Problems are: Problem set: 4 solved, 26 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 Real declared 2053/2054 variables, and 1056 constraints, problems are : Problem set: 4 solved, 26 unsolved in 5016 ms.
Refiners :[State Equation: 1056/1057 constraints, PredecessorRefiner: 30/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 26 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 0/0 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 109/152 variables, 43/43 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 0/43 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 3 (OVERLAPS) 473/625 variables, 180/223 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/625 variables, 26/249 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/625 variables, 0/249 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 748/1373 variables, 392/641 constraints. Problems are: Problem set: 4 solved, 26 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:31:30] [INFO ] Deduced a trap along path composed of 6 places in 38 ms of which 9 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/1373 variables, 1/642 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1373 variables, 0/642 constraints. Problems are: Problem set: 4 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 517/1890 variables, 317/959 constraints. Problems are: Problem set: 4 solved, 26 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1890/2054 variables, and 959 constraints, problems are : Problem set: 4 solved, 26 unsolved in 5010 ms.
Refiners :[State Equation: 932/1057 constraints, PredecessorRefiner: 26/30 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 10184ms problems are : Problem set: 4 solved, 26 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 43 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 207 transitions
Trivial Post-agglo rules discarded 207 transitions
Performed 207 trivial Post agglomeration. Transition count delta: 207
Iterating post reduction 0 with 208 rules applied. Total rules applied 209 place count 1055 transition count 788
Reduce places removed 207 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 1 with 220 rules applied. Total rules applied 429 place count 848 transition count 775
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 442 place count 835 transition count 775
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 42 Pre rules applied. Total rules applied 442 place count 835 transition count 733
Deduced a syphon composed of 42 places in 6 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 3 with 84 rules applied. Total rules applied 526 place count 793 transition count 733
Performed 162 Post agglomeration using F-continuation condition.Transition count delta: 162
Deduced a syphon composed of 162 places in 6 ms
Reduce places removed 162 places and 0 transitions.
Iterating global reduction 3 with 324 rules applied. Total rules applied 850 place count 631 transition count 571
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 28 places in 10 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 3 with 56 rules applied. Total rules applied 906 place count 603 transition count 571
Free-agglomeration rule applied 5 times.
Iterating global reduction 3 with 5 rules applied. Total rules applied 911 place count 603 transition count 566
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 916 place count 598 transition count 566
Free-agglomeration rule (complex) applied 78 times.
Iterating global reduction 4 with 78 rules applied. Total rules applied 994 place count 598 transition count 488
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 4 with 78 rules applied. Total rules applied 1072 place count 520 transition count 488
Partial Free-agglomeration rule applied 71 times.
Drop transitions (Partial Free agglomeration) removed 71 transitions
Iterating global reduction 5 with 71 rules applied. Total rules applied 1143 place count 520 transition count 488
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1144 place count 519 transition count 487
Applied a total of 1144 rules in 291 ms. Remains 519 /1057 variables (removed 538) and now considering 487/997 (removed 510) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 291 ms. Remains : 519/1057 places, 487/997 transitions.
RANDOM walk for 40000 steps (5075 resets) in 1012 ms. (39 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (331 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4000 steps (347 resets) in 34 ms. (114 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (330 resets) in 22 ms. (173 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4000 steps (318 resets) in 22 ms. (173 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (353 resets) in 20 ms. (190 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4000 steps (333 resets) in 14 ms. (266 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (338 resets) in 18 ms. (210 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (341 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (346 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (344 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (337 resets) in 24 ms. (160 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (339 resets) in 19 ms. (200 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (331 resets) in 22 ms. (174 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (326 resets) in 20 ms. (190 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (316 resets) in 32 ms. (121 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (336 resets) in 22 ms. (173 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4000 steps (352 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (331 resets) in 25 ms. (153 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (357 resets) in 23 ms. (166 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (344 resets) in 23 ms. (166 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4000 steps (355 resets) in 23 ms. (166 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (342 resets) in 27 ms. (142 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (333 resets) in 18 ms. (210 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (326 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4001 steps (320 resets) in 38 ms. (102 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (328 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
Interrupted probabilistic random walk after 185362 steps, run timeout after 3001 ms. (steps per millisecond=61 ) properties seen :0 out of 26
Probabilistic random walk after 185362 steps, saw 92707 distinct states, run finished after 3001 ms. (steps per millisecond=61 ) properties seen :0
// Phase 1: matrix 487 rows 519 cols
[2025-06-01 01:31:37] [INFO ] Invariants computation overflowed in 51 ms
[2025-06-01 01:31:37] [INFO ] State equation strengthened by 67 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/43 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 137/180 variables, 43/43 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/180 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/180 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 507/687 variables, 233/278 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/687 variables, 38/316 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/687 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 309/996 variables, 233/549 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/996 variables, 27/576 constraints. Problems are: Problem set: 0 solved, 26 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/996 variables, 0/576 constraints. Problems are: Problem set: 0 solved, 26 unsolved
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp4 is UNSAT
Problem AtomicPropp11 is UNSAT
Problem AtomicPropp13 is UNSAT
Problem AtomicPropp22 is UNSAT
Problem AtomicPropp26 is UNSAT
Problem AtomicPropp27 is UNSAT
At refinement iteration 10 (OVERLAPS) 10/1006 variables, 10/586 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1006 variables, 0/586 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 12 (OVERLAPS) 0/1006 variables, 0/586 constraints. Problems are: Problem set: 7 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1006/1006 variables, and 586 constraints, problems are : Problem set: 7 solved, 19 unsolved in 11283 ms.
Refiners :[State Equation: 519/519 constraints, ReadFeed: 67/67 constraints, PredecessorRefiner: 26/26 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 7 solved, 19 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/36 variables, 0/0 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 116/152 variables, 36/36 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/152 variables, 2/38 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/152 variables, 0/38 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 493/645 variables, 210/248 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/645 variables, 36/284 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/645 variables, 18/302 constraints. Problems are: Problem set: 7 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:31:49] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:31:49] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/645 variables, 2/304 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/645 variables, 0/304 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 349/994 variables, 261/565 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/994 variables, 29/594 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/994 variables, 1/595 constraints. Problems are: Problem set: 7 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:31:59] [INFO ] Deduced a trap along path composed of 6 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:31:59] [INFO ] Deduced a trap along path composed of 5 places in 30 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/994 variables, 2/597 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/994 variables, 0/597 constraints. Problems are: Problem set: 7 solved, 19 unsolved
At refinement iteration 14 (OVERLAPS) 12/1006 variables, 12/609 constraints. Problems are: Problem set: 7 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:13] [INFO ] Deduced a trap composed of 20 places in 139 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:13] [INFO ] Deduced a trap composed of 23 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:13] [INFO ] Deduced a trap composed of 21 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:13] [INFO ] Deduced a trap composed of 28 places in 118 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:14] [INFO ] Deduced a trap composed of 30 places in 125 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:14] [INFO ] Deduced a trap composed of 34 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:14] [INFO ] Deduced a trap composed of 30 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:14] [INFO ] Deduced a trap composed of 34 places in 115 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:14] [INFO ] Deduced a trap composed of 35 places in 113 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:15] [INFO ] Deduced a trap composed of 36 places in 115 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:15] [INFO ] Deduced a trap composed of 38 places in 111 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:15] [INFO ] Deduced a trap composed of 43 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:16] [INFO ] Deduced a trap composed of 41 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:16] [INFO ] Deduced a trap composed of 46 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:17] [INFO ] Deduced a trap composed of 47 places in 187 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:17] [INFO ] Deduced a trap composed of 43 places in 100 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:18] [INFO ] Deduced a trap composed of 125 places in 191 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:19] [INFO ] Deduced a trap composed of 124 places in 194 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:19] [INFO ] Deduced a trap composed of 126 places in 191 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:19] [INFO ] Deduced a trap composed of 125 places in 188 ms of which 38 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/1006 variables, 20/629 constraints. Problems are: Problem set: 7 solved, 19 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:33] [INFO ] Deduced a trap composed of 13 places in 139 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:33] [INFO ] Deduced a trap composed of 17 places in 174 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:33] [INFO ] Deduced a trap composed of 124 places in 192 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:32:34] [INFO ] Deduced a trap composed of 126 places in 198 ms of which 41 ms to minimize.
SMT process timed out in 56539ms, After SMT, problems are : Problem set: 7 solved, 19 unsolved
Fused 19 Parikh solutions to 15 different solutions.
Parikh walk visited 0 properties in 30001 ms.
Support contains 36 out of 519 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 519/519 places, 487/487 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 519 transition count 486
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 518 transition count 486
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 517 transition count 485
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 517 transition count 484
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 6 place count 516 transition count 484
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 1 with 8 rules applied. Total rules applied 14 place count 516 transition count 476
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 22 place count 508 transition count 476
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 25 place count 508 transition count 476
Applied a total of 25 rules in 142 ms. Remains 508 /519 variables (removed 11) and now considering 476/487 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 143 ms. Remains : 508/519 places, 476/487 transitions.
Successfully simplified 11 atomic propositions for a total of 14 simplifications.
FORMULA DoubleExponent-PT-020-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-020-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.14 ms
FORMULA DoubleExponent-PT-020-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 G(p1)))'
Support contains 4 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 239 rules applied. Total rules applied 240 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Iterating post reduction 1 with 239 rules applied. Total rules applied 479 place count 816 transition count 756
Performed 38 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 38 Pre rules applied. Total rules applied 479 place count 816 transition count 718
Deduced a syphon composed of 38 places in 21 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 555 place count 778 transition count 718
Performed 184 Post agglomeration using F-continuation condition.Transition count delta: 184
Deduced a syphon composed of 184 places in 8 ms
Reduce places removed 184 places and 0 transitions.
Iterating global reduction 2 with 368 rules applied. Total rules applied 923 place count 594 transition count 534
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 36 places in 7 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 995 place count 558 transition count 534
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 996 place count 557 transition count 533
Applied a total of 996 rules in 133 ms. Remains 557 /1057 variables (removed 500) and now considering 533/997 (removed 464) transitions.
// Phase 1: matrix 533 rows 557 cols
[2025-06-01 01:33:04] [INFO ] Computed 99 invariants in 78 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:33:05] [INFO ] Implicit Places using invariants in 337 ms returned []
[2025-06-01 01:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:33:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 01:33:13] [INFO ] Implicit Places using invariants and state equation in 8372 ms returned []
Implicit Place search using SMT with State Equation took 8711 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:33:13] [INFO ] Redundant transitions in 35 ms returned []
Running 532 sub problems to find dead transitions.
[2025-06-01 01:33:13] [INFO ] Invariant cache hit.
[2025-06-01 01:33:13] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/556 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/556 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 3 (OVERLAPS) 533/1089 variables, 556/655 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1089 variables, 38/693 constraints. Problems are: Problem set: 0 solved, 532 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 Real declared 1089/1090 variables, and 693 constraints, problems are : Problem set: 0 solved, 532 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 556/557 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 532/532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 532 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/556 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/556 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/556 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 3 (OVERLAPS) 533/1089 variables, 556/655 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1089 variables, 38/693 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1089 variables, 529/1222 constraints. Problems are: Problem set: 0 solved, 532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1089/1090 variables, and 1222 constraints, problems are : Problem set: 0 solved, 532 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 556/557 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 529/532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60131ms problems are : Problem set: 0 solved, 532 unsolved
Search for dead transitions found 0 dead transitions in 60134ms
Starting structural reductions in SI_LTL mode, iteration 1 : 557/1057 places, 533/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69029 ms. Remains : 557/1057 places, 533/997 transitions.
Stuttering acceptance computed with spot in 192 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-02
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleExponent-PT-020-LTLCardinality-02 finished in 69291 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(X(X(X(F(p0)))))))'
Support contains 1 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 36 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:34:13] [INFO ] Invariants computation overflowed in 105 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:34:14] [INFO ] Implicit Places using invariants in 361 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:34:14] [INFO ] Invariants computation overflowed in 118 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:34:27] [INFO ] Implicit Places using invariants and state equation in 13680 ms returned []
Implicit Place search using SMT with State Equation took 14046 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:34:27] [INFO ] Invariants computation overflowed in 108 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
(s36 1.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 1.0)
(s41 1.0)
(s42 1.0)
(s43 1.0)
(s44 1.0)
(s45 1.0)
(s46 1.0)
(s47 1.0)
(s48 1.0)
(s49 1.0)
(s50 1.0)
(s51 1.0)
(s52 1.0)
(s53 1.0)
(s54 1.0)
(s55 1.0)
(s56 1.0)
(s57 1.0)
(s58 1.0)
(s59 1.0)
(s60 1.0)
(s61 1.0)
(s62 1.0)
(s63 1.0)
(s64 1.0)
(s65 1.0)
(s66 1.0)
(s67 1.0)
(s68 1.0)
(s69 1.0)
(s70 1.0)
(s71 1.0)
(s72 1.0)
(s73 1.0)
(s74 1.0)
(s75 1.0)
(s76 1.0)
(s77 1.0)
(s78 1.0)
(s79 1.0)
(s80 1.0)
(s81 1.0)
(s82 1.0)
(s83 1.0)
(s84 1.0)
(s85 1.0)
(s86 1.0)
(s87 1.0)
(s88 1.0)
(s89 1.0)
(s90 1.0)
(s91 1.0)
(s92 1.0)
(s93 1.0)
(s94 1.0)
(s95 1.0)
(s96 1.0)
(s97 1.0)
(s98 1.0)
(s99 1.0)
(s100 1.0)
(s101 1.0)
(s102 1.0)
(s103 1.0)
(s104 1.0)
(s105 1.0)
(s106 1.0)
(s107 1.0)
(s108 1.0)
(s109 1.0)
(s110 1.0)
(s111 1.0)
(s112 1.0)
(s113 1.0)
(s114 1.0)
(s115 1.0)
(s116 1.0)
(s117 1.0)
(s118 1.0)
(s119 1.0)
(s120 1.0)
(s121 1.0)
(s122 1.0)
(s123 1.0)
(s124 1.0)
(s125 timeout
1.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30261ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30270ms
Finished structural reductions in LTL mode , in 1 iterations and 44355 ms. Remains : 1057/1057 places, 997/997 transitions.
Stuttering acceptance computed with spot in 233 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-03
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 1 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleExponent-PT-020-LTLCardinality-03 finished in 44625 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(p0)||F(p1)))'
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 239 rules applied. Total rules applied 240 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Iterating post reduction 1 with 239 rules applied. Total rules applied 479 place count 816 transition count 756
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 39 Pre rules applied. Total rules applied 479 place count 816 transition count 717
Deduced a syphon composed of 39 places in 7 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 2 with 78 rules applied. Total rules applied 557 place count 777 transition count 717
Performed 184 Post agglomeration using F-continuation condition.Transition count delta: 184
Deduced a syphon composed of 184 places in 3 ms
Reduce places removed 184 places and 0 transitions.
Iterating global reduction 2 with 368 rules applied. Total rules applied 925 place count 593 transition count 533
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 999 place count 556 transition count 533
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1000 place count 555 transition count 532
Applied a total of 1000 rules in 83 ms. Remains 555 /1057 variables (removed 502) and now considering 532/997 (removed 465) transitions.
// Phase 1: matrix 532 rows 555 cols
[2025-06-01 01:34:58] [INFO ] Computed 99 invariants in 62 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:34:58] [INFO ] Implicit Places using invariants in 319 ms returned []
[2025-06-01 01:34:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:34:59] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 01:35:07] [INFO ] Implicit Places using invariants and state equation in 8884 ms returned []
Implicit Place search using SMT with State Equation took 9208 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:35:07] [INFO ] Redundant transitions in 13 ms returned []
Running 531 sub problems to find dead transitions.
[2025-06-01 01:35:07] [INFO ] Invariant cache hit.
[2025-06-01 01:35:07] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/554 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/554 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/554 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 3 (OVERLAPS) 532/1086 variables, 554/653 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1086 variables, 38/691 constraints. Problems are: Problem set: 0 solved, 531 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1086/1087 variables, and 691 constraints, problems are : Problem set: 0 solved, 531 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 554/555 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 531/531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 531 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/554 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/554 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/554 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 3 (OVERLAPS) 532/1086 variables, 554/653 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1086 variables, 38/691 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1086 variables, 528/1219 constraints. Problems are: Problem set: 0 solved, 531 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1086/1087 variables, and 1219 constraints, problems are : Problem set: 0 solved, 531 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 554/555 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 528/531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60111ms problems are : Problem set: 0 solved, 531 unsolved
Search for dead transitions found 0 dead transitions in 60112ms
Starting structural reductions in SI_LTL mode, iteration 1 : 555/1057 places, 532/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69429 ms. Remains : 555/1057 places, 532/997 transitions.
Stuttering acceptance computed with spot in 82 ms :[(NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-04
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleExponent-PT-020-LTLCardinality-04 finished in 69529 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) U X(X(p1)))))'
Support contains 4 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 36 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:36:08] [INFO ] Invariants computation overflowed in 184 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:36:08] [INFO ] Implicit Places using invariants in 453 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:36:08] [INFO ] Invariants computation overflowed in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:36:22] [INFO ] Implicit Places using invariants and state equation in 14281 ms returned []
Implicit Place search using SMT with State Equation took 14736 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:36:22] [INFO ] Invariants computation overflowed in 104 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30233ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30235ms
Finished structural reductions in LTL mode , in 1 iterations and 45016 ms. Remains : 1057/1057 places, 997/997 transitions.
Stuttering acceptance computed with spot in 259 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-05
Product exploration explored 100000 steps with 24972 reset in 274 ms.
Product exploration explored 100000 steps with 25061 reset in 234 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.8 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 93 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 214 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
RANDOM walk for 40000 steps (1309 resets) in 153 ms. (259 steps per ms) remains 2/3 properties
BEST_FIRST walk for 40000 steps (1138 resets) in 110 ms. (360 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (1162 resets) in 100 ms. (396 steps per ms) remains 2/2 properties
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:36:54] [INFO ] Invariants computation overflowed in 97 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 45/58 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 104/162 variables, 49/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 135/297 variables, 66/133 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/297 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 173/470 variables, 83/216 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/470 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 194/664 variables, 103/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/664 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 137/801 variables, 78/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/801 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 136/937 variables, 67/464 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/937 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 103/1040 variables, 61/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1040 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 80/1120 variables, 39/564 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1120 variables, 0/564 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 107/1227 variables, 55/619 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1227 variables, 0/619 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 94/1321 variables, 47/666 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1321 variables, 0/666 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 109/1430 variables, 57/723 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1430 variables, 0/723 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 97/1527 variables, 49/772 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1527 variables, 0/772 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 109/1636 variables, 57/829 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1636 variables, 0/829 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 97/1733 variables, 49/878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1733 variables, 0/878 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (OVERLAPS) 109/1842 variables, 57/935 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1842 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 35 (OVERLAPS) 93/1935 variables, 48/983 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1935 variables, 0/983 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 37 (OVERLAPS) 87/2022 variables, 49/1032 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/2022 variables, 0/1032 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 39 (OVERLAPS) 30/2052 variables, 23/1055 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/2052 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 41 (OVERLAPS) 2/2054 variables, 2/1057 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 43 (OVERLAPS) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2054/2054 variables, and 1057 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1464 ms.
Refiners :[State Equation: 1057/1057 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 45/58 variables, 14/18 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 104/162 variables, 49/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 135/297 variables, 66/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/297 variables, 0/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 173/470 variables, 83/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/470 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 194/664 variables, 103/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap along path composed of 6 places in 37 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap along path composed of 16 places in 24 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/664 variables, 2/323 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/664 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 137/801 variables, 78/401 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 7 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/801 variables, 1/402 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap along path composed of 16 places in 30 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/801 variables, 1/403 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/801 variables, 0/403 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 136/937 variables, 67/470 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap along path composed of 12 places in 39 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/937 variables, 1/471 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:56] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 7 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/937 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/937 variables, 0/472 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 103/1040 variables, 61/533 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:57] [INFO ] Deduced a trap composed of 24 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:57] [INFO ] Deduced a trap composed of 29 places in 109 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:57] [INFO ] Deduced a trap composed of 31 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:57] [INFO ] Deduced a trap composed of 35 places in 106 ms of which 12 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1040 variables, 4/537 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1040 variables, 0/537 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 80/1120 variables, 39/576 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1120 variables, 0/576 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (OVERLAPS) 107/1227 variables, 55/631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:58] [INFO ] Deduced a trap composed of 37 places in 62 ms of which 3 ms to minimize.
At refinement iteration 29 (INCLUDED_ONLY) 0/1227 variables, 1/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1227 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 94/1321 variables, 47/679 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1321 variables, 0/679 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (OVERLAPS) 109/1430 variables, 57/736 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:58] [INFO ] Deduced a trap along path composed of 16 places in 75 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:58] [INFO ] Deduced a trap along path composed of 17 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:59] [INFO ] Deduced a trap along path composed of 6 places in 41 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:59] [INFO ] Deduced a trap along path composed of 16 places in 36 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:59] [INFO ] Deduced a trap along path composed of 17 places in 41 ms of which 1 ms to minimize.
At refinement iteration 34 (INCLUDED_ONLY) 0/1430 variables, 5/741 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1430 variables, 0/741 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 36 (OVERLAPS) 97/1527 variables, 49/790 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1527 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 38 (OVERLAPS) 109/1636 variables, 57/847 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:36:59] [INFO ] Deduced a trap along path composed of 16 places in 89 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:00] [INFO ] Deduced a trap along path composed of 17 places in 82 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:00] [INFO ] Deduced a trap along path composed of 16 places in 79 ms of which 1 ms to minimize.
At refinement iteration 39 (INCLUDED_ONLY) 0/1636 variables, 3/850 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1636 variables, 0/850 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 41 (OVERLAPS) 97/1733 variables, 49/899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1733 variables, 0/899 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 43 (OVERLAPS) 109/1842 variables, 57/956 constraints. Problems are: Problem set: 0 solved, 2 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 1842/2054 variables, and 956 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5018 ms.
Refiners :[State Equation: 935/1057 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 12/12 constraints]
After SMT, in 6590ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 240 rules applied. Total rules applied 241 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Iterating post reduction 1 with 239 rules applied. Total rules applied 480 place count 816 transition count 756
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 480 place count 816 transition count 716
Deduced a syphon composed of 40 places in 6 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 560 place count 776 transition count 716
Performed 183 Post agglomeration using F-continuation condition.Transition count delta: 183
Deduced a syphon composed of 183 places in 3 ms
Reduce places removed 183 places and 0 transitions.
Iterating global reduction 2 with 366 rules applied. Total rules applied 926 place count 593 transition count 533
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 1000 place count 556 transition count 533
Free-agglomeration rule (complex) applied 77 times.
Iterating global reduction 2 with 77 rules applied. Total rules applied 1077 place count 556 transition count 456
Reduce places removed 77 places and 0 transitions.
Iterating post reduction 2 with 77 rules applied. Total rules applied 1154 place count 479 transition count 456
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 3 with 80 rules applied. Total rules applied 1234 place count 479 transition count 456
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1235 place count 478 transition count 455
Applied a total of 1235 rules in 104 ms. Remains 478 /1057 variables (removed 579) and now considering 455/997 (removed 542) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 478/1057 places, 455/997 transitions.
RANDOM walk for 40000 steps (4665 resets) in 82 ms. (481 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (3131 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (3195 resets) in 72 ms. (547 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 327968 steps, run timeout after 3001 ms. (steps per millisecond=109 ) properties seen :0 out of 2
Probabilistic random walk after 327968 steps, saw 164064 distinct states, run finished after 3001 ms. (steps per millisecond=109 ) properties seen :0
// Phase 1: matrix 455 rows 478 cols
[2025-06-01 01:37:04] [INFO ] Invariants computation overflowed in 43 ms
[2025-06-01 01:37:04] [INFO ] State equation strengthened by 76 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 218/233 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/233 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/233 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 541/774 variables, 288/353 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/774 variables, 42/395 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/774 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 159/933 variables, 129/524 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/933 variables, 30/554 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/933 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/933 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 933/933 variables, and 554 constraints, problems are : Problem set: 0 solved, 2 unsolved in 307 ms.
Refiners :[State Equation: 478/478 constraints, ReadFeed: 76/76 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 11/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 218/233 variables, 57/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/233 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/233 variables, 2/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/233 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 541/774 variables, 288/355 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/774 variables, 42/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/774 variables, 0/397 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem apf1 is UNSAT
At refinement iteration 10 (OVERLAPS) 159/933 variables, 129/526 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/933 variables, 30/556 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:05] [INFO ] Deduced a trap composed of 61 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:05] [INFO ] Deduced a trap composed of 59 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 58 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 55 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 51 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 53 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 45 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 46 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 44 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:06] [INFO ] Deduced a trap composed of 47 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 51 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 49 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 53 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 42 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 39 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 36 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 37 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 35 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:07] [INFO ] Deduced a trap composed of 30 places in 83 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/933 variables, 20/576 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 31 places in 89 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 24 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 26 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 21 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 22 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 15 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:08] [INFO ] Deduced a trap composed of 16 places in 103 ms of which 9 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/933 variables, 7/583 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/933 variables, 0/583 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/933 variables, 0/583 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 933/933 variables, and 583 constraints, problems are : Problem set: 1 solved, 1 unsolved in 4857 ms.
Refiners :[State Equation: 478/478 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5216ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 0 ms.
Support contains 2 out of 478 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 478/478 places, 455/455 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 0 with 1 rules applied. Total rules applied 1 place count 478 transition count 454
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 477 transition count 454
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 477 transition count 453
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 476 transition count 453
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 6 place count 475 transition count 453
Applied a total of 6 rules in 31 ms. Remains 475 /478 variables (removed 3) and now considering 453/455 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 475/478 places, 453/455 transitions.
RANDOM walk for 40000 steps (5144 resets) in 71 ms. (555 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3322 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 435598 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 435598 steps, saw 217923 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 01:37:12] [INFO ] Invariants computation overflowed in 49 ms
[2025-06-01 01:37:12] [INFO ] State equation strengthened by 76 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 204/212 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 545/757 variables, 283/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/757 variables, 42/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/757 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 171/928 variables, 139/520 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/928 variables, 31/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/928 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/928 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 928/928 variables, and 551 constraints, problems are : Problem set: 0 solved, 1 unsolved in 253 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 204/212 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/212 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/212 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 545/757 variables, 283/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/757 variables, 42/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/757 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 171/928 variables, 139/521 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/928 variables, 31/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:13] [INFO ] Deduced a trap composed of 53 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:13] [INFO ] Deduced a trap composed of 48 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:13] [INFO ] Deduced a trap composed of 49 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:13] [INFO ] Deduced a trap composed of 46 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:13] [INFO ] Deduced a trap composed of 43 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 41 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 40 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 33 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 35 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 34 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 31 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:14] [INFO ] Deduced a trap composed of 29 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:15] [INFO ] Deduced a trap composed of 32 places in 87 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:15] [INFO ] Deduced a trap composed of 27 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:15] [INFO ] Deduced a trap composed of 37 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:15] [INFO ] Deduced a trap composed of 36 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:15] [INFO ] Deduced a trap composed of 44 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:16] [INFO ] Deduced a trap composed of 39 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:16] [INFO ] Deduced a trap composed of 42 places in 70 ms of which 5 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/928 variables, 20/572 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:16] [INFO ] Deduced a trap composed of 47 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 28 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 26 places in 92 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 23 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 18 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 15 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:17] [INFO ] Deduced a trap composed of 12 places in 105 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:18] [INFO ] Deduced a trap composed of 14 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:18] [INFO ] Deduced a trap composed of 13 places in 107 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:37:18] [INFO ] Deduced a trap composed of 53 places in 71 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/928 variables, 11/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/928 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/928 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 928/928 variables, and 583 constraints, problems are : Problem set: 0 solved, 1 unsolved in 5938 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 76/76 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 31/31 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6247ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 475 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 14 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 475/475 places, 453/453 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 10 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 01:37:18] [INFO ] Invariants computation overflowed in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:37:19] [INFO ] Implicit Places using invariants in 498 ms returned []
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 01:37:19] [INFO ] Invariants computation overflowed in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:37:19] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:37:43] [INFO ] Implicit Places using invariants and state equation in 24828 ms returned [43, 49, 69, 74, 95, 100, 120, 126, 147, 152, 153, 173, 178, 199, 205, 212, 226, 231, 254, 260, 282, 287, 307, 312, 333, 338, 359, 365, 386, 388, 393, 413, 419, 441, 446, 450, 467, 473]
[2025-06-01 01:37:43] [INFO ] Actually due to overlaps returned [212, 152]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25336 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 473/475 places, 453/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 473 transition count 452
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 472 transition count 452
Applied a total of 2 rules in 21 ms. Remains 472 /473 variables (removed 1) and now considering 452/453 (removed 1) transitions.
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 01:37:44] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:37:44] [INFO ] Implicit Places using invariants in 452 ms returned []
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 01:37:44] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:37:44] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:38:10] [INFO ] Implicit Places using invariants and state equation in 25780 ms returned [43, 49, 69, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 385, 390, 410, 416, 438, 443, 447, 464, 470]
[2025-06-01 01:38:10] [INFO ] Actually due to overlaps returned [447, 385]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 26243 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 470/475 places, 452/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 470 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 469 transition count 451
Applied a total of 2 rules in 27 ms. Remains 469 /470 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 01:38:10] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:38:10] [INFO ] Implicit Places using invariants in 428 ms returned []
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 01:38:10] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:38:10] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:38:40] [INFO ] Implicit Places using invariants and state equation in 29327 ms returned [43, 49, 69, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 389, 409, 415, 437, 442, 461, 467]
[2025-06-01 01:38:40] [INFO ] Actually due to overlaps returned [49, 43]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 29761 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 467/475 places, 451/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 467 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 466 transition count 450
Applied a total of 2 rules in 33 ms. Remains 466 /467 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 01:38:40] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:38:40] [INFO ] Implicit Places using invariants in 423 ms returned []
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 01:38:40] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:38:40] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:39:11] [INFO ] Performed 242/466 implicitness test of which 14 returned IMPLICIT in 30 seconds.
[2025-06-01 01:39:16] [INFO ] Implicit Places using invariants and state equation in 35997 ms returned [66, 71, 92, 97, 117, 123, 144, 149, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 386, 406, 412, 434, 439, 458, 464]
[2025-06-01 01:39:16] [INFO ] Actually due to overlaps returned [71, 66]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 36424 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 464/475 places, 450/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 464 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 463 transition count 449
Applied a total of 2 rules in 33 ms. Remains 463 /464 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 01:39:16] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:16] [INFO ] Implicit Places using invariants in 405 ms returned []
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 01:39:16] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:17] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:39:33] [INFO ] Implicit Places using invariants and state equation in 16696 ms returned [89, 94, 114, 120, 141, 146, 166, 171, 192, 198, 217, 222, 245, 251, 273, 278, 298, 303, 324, 329, 350, 356, 377, 383, 403, 409, 431, 436, 455, 461]
[2025-06-01 01:39:33] [INFO ] Actually due to overlaps returned [94, 89]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17109 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 461/475 places, 449/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 448
Applied a total of 2 rules in 23 ms. Remains 460 /461 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 01:39:33] [INFO ] Invariants computation overflowed in 58 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:34] [INFO ] Implicit Places using invariants in 414 ms returned []
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 01:39:34] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:34] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:39:49] [INFO ] Implicit Places using invariants and state equation in 15500 ms returned [111, 117, 138, 143, 163, 168, 189, 195, 214, 219, 242, 248, 270, 275, 295, 300, 321, 326, 347, 353, 374, 380, 400, 406, 428, 433, 452, 458]
[2025-06-01 01:39:49] [INFO ] Actually due to overlaps returned [117, 111]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15917 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 458/475 places, 448/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 447
Applied a total of 2 rules in 22 ms. Remains 457 /458 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 01:39:49] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:49] [INFO ] Implicit Places using invariants in 379 ms returned []
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 01:39:49] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:39:50] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:40:07] [INFO ] Implicit Places using invariants and state equation in 17176 ms returned [135, 140, 160, 165, 186, 192, 211, 216, 239, 245, 267, 272, 292, 297, 318, 323, 344, 350, 371, 377, 397, 403, 425, 430, 449, 455]
[2025-06-01 01:40:07] [INFO ] Actually due to overlaps returned [140, 135]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17560 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 455/475 places, 447/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 446
Applied a total of 2 rules in 24 ms. Remains 454 /455 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 01:40:07] [INFO ] Invariants computation overflowed in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:07] [INFO ] Implicit Places using invariants in 374 ms returned []
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 01:40:07] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:07] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:40:24] [INFO ] Implicit Places using invariants and state equation in 17343 ms returned [157, 162, 183, 189, 208, 213, 236, 242, 264, 269, 289, 294, 315, 320, 341, 347, 368, 374, 394, 400, 422, 427, 446, 452]
[2025-06-01 01:40:24] [INFO ] Actually due to overlaps returned [162, 157]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17722 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 452/475 places, 446/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 445
Applied a total of 2 rules in 21 ms. Remains 451 /452 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 01:40:24] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:25] [INFO ] Implicit Places using invariants in 343 ms returned []
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 01:40:25] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:25] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:40:40] [INFO ] Implicit Places using invariants and state equation in 15276 ms returned [180, 186, 205, 210, 233, 239, 261, 266, 286, 291, 312, 317, 338, 344, 365, 371, 391, 397, 419, 424, 443, 449]
[2025-06-01 01:40:40] [INFO ] Actually due to overlaps returned [186, 180]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15621 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 449/475 places, 445/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 444
Applied a total of 2 rules in 21 ms. Remains 448 /449 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 01:40:40] [INFO ] Computed 81 invariants in 63 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:44] [INFO ] Implicit Places using invariants in 3623 ms returned [202, 207, 230, 236, 258, 263, 283, 288, 309, 314, 335, 341, 362, 368, 388, 394, 416, 421, 440, 446]
[2025-06-01 01:40:44] [INFO ] Actually due to overlaps returned [207, 202]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3626 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 446/475 places, 444/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 443
Applied a total of 2 rules in 20 ms. Remains 445 /446 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 01:40:44] [INFO ] Invariants computation overflowed in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:44] [INFO ] Implicit Places using invariants in 351 ms returned []
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 01:40:44] [INFO ] Invariants computation overflowed in 54 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:44] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:40:58] [INFO ] Implicit Places using invariants and state equation in 13621 ms returned [227, 233, 255, 260, 280, 285, 306, 311, 332, 338, 359, 365, 385, 391, 413, 418, 437, 443]
[2025-06-01 01:40:58] [INFO ] Actually due to overlaps returned [233, 227]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13974 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 443/475 places, 443/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 442
Applied a total of 2 rules in 16 ms. Remains 442 /443 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 01:40:58] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:58] [INFO ] Implicit Places using invariants in 314 ms returned []
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 01:40:58] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:40:58] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:41:15] [INFO ] Implicit Places using invariants and state equation in 16863 ms returned [252, 257, 277, 282, 303, 308, 329, 335, 356, 362, 382, 388, 410, 415, 434, 440]
[2025-06-01 01:41:15] [INFO ] Actually due to overlaps returned [257, 252]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17181 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 440/475 places, 442/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 441
Applied a total of 2 rules in 23 ms. Remains 439 /440 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 01:41:15] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:15] [INFO ] Implicit Places using invariants in 308 ms returned []
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 01:41:15] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:15] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:41:30] [INFO ] Implicit Places using invariants and state equation in 15240 ms returned [274, 279, 300, 305, 326, 332, 353, 359, 379, 385, 407, 412, 431, 437]
[2025-06-01 01:41:30] [INFO ] Actually due to overlaps returned [279, 274]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15551 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 437/475 places, 441/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 440
Applied a total of 2 rules in 22 ms. Remains 436 /437 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 01:41:30] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:31] [INFO ] Implicit Places using invariants in 305 ms returned []
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 01:41:31] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:31] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:41:41] [INFO ] Implicit Places using invariants and state equation in 10413 ms returned [297, 302, 323, 329, 350, 356, 376, 382, 404, 409, 428, 434]
[2025-06-01 01:41:41] [INFO ] Actually due to overlaps returned [302, 297]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10723 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 434/475 places, 440/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 439
Applied a total of 2 rules in 20 ms. Remains 433 /434 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 01:41:41] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:41] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 01:41:42] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:42] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:41:50] [INFO ] Implicit Places using invariants and state equation in 8651 ms returned [320, 326, 347, 353, 373, 379, 401, 406, 425, 431]
[2025-06-01 01:41:50] [INFO ] Actually due to overlaps returned [326, 320]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8956 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 431/475 places, 439/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 438
Applied a total of 2 rules in 19 ms. Remains 430 /431 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 01:41:50] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:50] [INFO ] Implicit Places using invariants in 291 ms returned []
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 01:41:50] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:51] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:41:59] [INFO ] Implicit Places using invariants and state equation in 8500 ms returned [344, 350, 370, 376, 398, 403, 422, 428]
[2025-06-01 01:41:59] [INFO ] Actually due to overlaps returned [350, 344]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8794 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 428/475 places, 438/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 437
Applied a total of 2 rules in 21 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 01:41:59] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:41:59] [INFO ] Implicit Places using invariants in 292 ms returned []
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 01:41:59] [INFO ] Invariants computation overflowed in 44 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:00] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:42:08] [INFO ] Implicit Places using invariants and state equation in 9029 ms returned [367, 373, 395, 400, 419, 425]
[2025-06-01 01:42:08] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9325 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 425/475 places, 437/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 436
Applied a total of 2 rules in 19 ms. Remains 424 /425 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 01:42:08] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:09] [INFO ] Implicit Places using invariants in 286 ms returned []
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 01:42:09] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:09] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:42:17] [INFO ] Implicit Places using invariants and state equation in 8048 ms returned [392, 397, 416, 422]
[2025-06-01 01:42:17] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8336 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 422/475 places, 436/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 435
Applied a total of 2 rules in 22 ms. Remains 421 /422 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 01:42:17] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:17] [INFO ] Implicit Places using invariants in 276 ms returned []
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 01:42:17] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:17] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:42:26] [INFO ] Implicit Places using invariants and state equation in 8591 ms returned [413, 419]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8868 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 419/475 places, 435/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 419 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 418 transition count 434
Applied a total of 2 rules in 18 ms. Remains 418 /419 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 01:42:26] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:26] [INFO ] Implicit Places using invariants in 268 ms returned []
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 01:42:26] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:26] [INFO ] State equation strengthened by 76 read => feed constraints.
[2025-06-01 01:42:41] [INFO ] Implicit Places using invariants and state equation in 15602 ms returned []
Implicit Place search using SMT with State Equation took 15874 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 418/475 places, 434/453 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 323340 ms. Remains : 418/475 places, 434/453 transitions.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 125 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p1)]
Support contains 2 out of 1057 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 239 rules applied. Total rules applied 240 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Iterating post reduction 1 with 239 rules applied. Total rules applied 479 place count 816 transition count 756
Performed 39 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 39 Pre rules applied. Total rules applied 479 place count 816 transition count 717
Deduced a syphon composed of 39 places in 6 ms
Reduce places removed 39 places and 0 transitions.
Iterating global reduction 2 with 78 rules applied. Total rules applied 557 place count 777 transition count 717
Performed 183 Post agglomeration using F-continuation condition.Transition count delta: 183
Deduced a syphon composed of 183 places in 3 ms
Reduce places removed 183 places and 0 transitions.
Iterating global reduction 2 with 366 rules applied. Total rules applied 923 place count 594 transition count 534
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 997 place count 557 transition count 534
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 998 place count 556 transition count 533
Applied a total of 998 rules in 70 ms. Remains 556 /1057 variables (removed 501) and now considering 533/997 (removed 464) transitions.
// Phase 1: matrix 533 rows 556 cols
[2025-06-01 01:42:42] [INFO ] Invariants computation overflowed in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:42] [INFO ] Implicit Places using invariants in 258 ms returned []
// Phase 1: matrix 533 rows 556 cols
[2025-06-01 01:42:42] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:42:42] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 01:42:54] [INFO ] Implicit Places using invariants and state equation in 11628 ms returned []
Implicit Place search using SMT with State Equation took 11887 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:42:54] [INFO ] Redundant transitions in 12 ms returned []
Running 532 sub problems to find dead transitions.
// Phase 1: matrix 533 rows 556 cols
[2025-06-01 01:42:54] [INFO ] Invariants computation overflowed in 41 ms
[2025-06-01 01:42:54] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/555 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 1 (OVERLAPS) 533/1088 variables, 555/555 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1088 variables, 38/593 constraints. Problems are: Problem set: 0 solved, 532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1088/1089 variables, and 593 constraints, problems are : Problem set: 0 solved, 532 unsolved in 30019 ms.
Refiners :[State Equation: 555/556 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 532/532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 532 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/555 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 1 (OVERLAPS) 533/1088 variables, 555/555 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1088 variables, 38/593 constraints. Problems are: Problem set: 0 solved, 532 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1088 variables, 529/1122 constraints. Problems are: Problem set: 0 solved, 532 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1088/1089 variables, and 1122 constraints, problems are : Problem set: 0 solved, 532 unsolved in 30029 ms.
Refiners :[State Equation: 555/556 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 529/532 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60153ms problems are : Problem set: 0 solved, 532 unsolved
Search for dead transitions found 0 dead transitions in 60154ms
Starting structural reductions in SI_LTL mode, iteration 1 : 556/1057 places, 533/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72132 ms. Remains : 556/1057 places, 533/997 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Graph (complete) has 1741 edges and 556 vertex of which 555 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 92 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 60 ms :[(NOT p1), (NOT p1)]
RANDOM walk for 30 steps (3 resets) in 6 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [p1, (X p1), (X (X p1))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 67 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 15325 reset in 145 ms.
Product exploration explored 100000 steps with 15313 reset in 152 ms.
Built C files in :
/tmp/ltsmin7924440781774537811
[2025-06-01 01:43:55] [INFO ] Computing symmetric may disable matrix : 533 transitions.
[2025-06-01 01:43:55] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:43:55] [INFO ] Computing symmetric may enable matrix : 533 transitions.
[2025-06-01 01:43:55] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:43:55] [INFO ] Computing Do-Not-Accords matrix : 533 transitions.
[2025-06-01 01:43:55] [INFO ] Computation of Completed DNA matrix. took 14 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:43:55] [INFO ] Built C files in 100ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7924440781774537811
Running compilation step : cd /tmp/ltsmin7924440781774537811;'/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 1339 ms.
Running link step : cd /tmp/ltsmin7924440781774537811;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 55 ms.
Running LTSmin : cd /tmp/ltsmin7924440781774537811;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased12385995769111018993.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 556 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 556/556 places, 533/533 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 556 transition count 531
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 554 transition count 531
Applied a total of 4 rules in 22 ms. Remains 554 /556 variables (removed 2) and now considering 531/533 (removed 2) transitions.
// Phase 1: matrix 531 rows 554 cols
[2025-06-01 01:44:10] [INFO ] Computed 99 invariants in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:44:10] [INFO ] Implicit Places using invariants in 304 ms returned []
[2025-06-01 01:44:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:44:10] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 01:44:19] [INFO ] Implicit Places using invariants and state equation in 8521 ms returned []
Implicit Place search using SMT with State Equation took 8827 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:44:19] [INFO ] Redundant transitions in 5 ms returned []
Running 530 sub problems to find dead transitions.
[2025-06-01 01:44:19] [INFO ] Invariant cache hit.
[2025-06-01 01:44:19] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/553 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/553 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/553 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 3 (OVERLAPS) 531/1084 variables, 553/652 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1084 variables, 38/690 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1084/1085 variables, and 690 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 553/554 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 530/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 530 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/553 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/553 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/553 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 3 (OVERLAPS) 531/1084 variables, 553/652 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1084 variables, 38/690 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1084 variables, 527/1217 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1084/1085 variables, and 1217 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 553/554 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 527/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60094ms problems are : Problem set: 0 solved, 530 unsolved
Search for dead transitions found 0 dead transitions in 60095ms
Starting structural reductions in SI_LTL mode, iteration 1 : 554/556 places, 531/533 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68959 ms. Remains : 554/556 places, 531/533 transitions.
Built C files in :
/tmp/ltsmin2864858905561640829
[2025-06-01 01:45:19] [INFO ] Computing symmetric may disable matrix : 531 transitions.
[2025-06-01 01:45:19] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:45:19] [INFO ] Computing symmetric may enable matrix : 531 transitions.
[2025-06-01 01:45:19] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:45:19] [INFO ] Computing Do-Not-Accords matrix : 531 transitions.
[2025-06-01 01:45:19] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 01:45:19] [INFO ] Built C files in 72ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2864858905561640829
Running compilation step : cd /tmp/ltsmin2864858905561640829;'/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 1234 ms.
Running link step : cd /tmp/ltsmin2864858905561640829;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 46 ms.
Running LTSmin : cd /tmp/ltsmin2864858905561640829;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2316833658606517559.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-01 01:45:34] [INFO ] Flatten gal took : 26 ms
[2025-06-01 01:45:34] [INFO ] Flatten gal took : 24 ms
[2025-06-01 01:45:34] [INFO ] Time to serialize gal into /tmp/LTL10886025961995419277.gal : 5 ms
[2025-06-01 01:45:34] [INFO ] Time to serialize properties into /tmp/LTL12080526428142255700.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10886025961995419277.gal' '-t' 'CGAL' '-hoa' '/tmp/aut978320233923138122.hoa' '-atoms' '/tmp/LTL12080526428142255700.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL12080526428142255700.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut978320233923138122.hoa
Detected timeout of ITS tools.
[2025-06-01 01:45:49] [INFO ] Flatten gal took : 24 ms
[2025-06-01 01:45:49] [INFO ] Flatten gal took : 21 ms
[2025-06-01 01:45:49] [INFO ] Time to serialize gal into /tmp/LTL12571070911825238662.gal : 5 ms
[2025-06-01 01:45:49] [INFO ] Time to serialize properties into /tmp/LTL17938054943314612210.ltl : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12571070911825238662.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL17938054943314612210.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G((F("(p1045<=p833)"))U(X(X("(p29<=p39)"))))))
Formula 0 simplified : F(G!"(p1045<=p833)" R XX!"(p29<=p39)")
Detected timeout of ITS tools.
[2025-06-01 01:46:04] [INFO ] Flatten gal took : 21 ms
[2025-06-01 01:46:04] [INFO ] Applying decomposition
[2025-06-01 01:46:04] [INFO ] Flatten gal took : 20 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph8740532690756823820.txt' '-o' '/tmp/graph8740532690756823820.bin' '-w' '/tmp/graph8740532690756823820.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8740532690756823820.bin' '-l' '-1' '-v' '-w' '/tmp/graph8740532690756823820.weights' '-q' '0' '-e' '0.001'
[2025-06-01 01:46:04] [INFO ] Decomposing Gal with order
[2025-06-01 01:46:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 01:46:04] [INFO ] Removed a total of 431 redundant transitions.
[2025-06-01 01:46:05] [INFO ] Flatten gal took : 77 ms
[2025-06-01 01:46:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 18 labels/synchronizations in 31 ms.
[2025-06-01 01:46:05] [INFO ] Time to serialize gal into /tmp/LTL15446884997959583357.gal : 12 ms
[2025-06-01 01:46:05] [INFO ] Time to serialize properties into /tmp/LTL9598037521200732671.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15446884997959583357.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL9598037521200732671.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G((F("(gu8.p1045<=gu8.p833)"))U(X(X("(gu52.p29<=gu52.p39)"))))))
Formula 0 simplified : F(G!"(gu8.p1045<=gu8.p833)" R XX!"(gu52.p29<=gu52.p39)")
Detected timeout of ITS tools.
Treatment of property DoubleExponent-PT-020-LTLCardinality-05 finished in 612382 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(p1))||X((!p1 U p2))))'
Support contains 5 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 32 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:46:20] [INFO ] Invariants computation overflowed in 108 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:46:20] [INFO ] Implicit Places using invariants in 385 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:46:20] [INFO ] Invariants computation overflowed in 101 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:46:33] [INFO ] Implicit Places using invariants and state equation in 12983 ms returned []
Implicit Place search using SMT with State Equation took 13370 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:46:33] [INFO ] Invariants computation overflowed in 116 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30250ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30253ms
Finished structural reductions in LTL mode , in 1 iterations and 43665 ms. Remains : 1057/1057 places, 997/997 transitions.
Stuttering acceptance computed with spot in 248 ms :[(AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-06
Product exploration explored 100000 steps with 50000 reset in 272 ms.
Product exploration explored 100000 steps with 50000 reset in 339 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2), (X p2), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p2)))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X (NOT p0)), (X p1), (X (X p2)), (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 23 factoid took 24 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA DoubleExponent-PT-020-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DoubleExponent-PT-020-LTLCardinality-06 finished in 44599 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)&&X((X(X(p1)) U (p2&&X(X(p1)))))))'
Support contains 3 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 33 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:47:05] [INFO ] Invariants computation overflowed in 99 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:47:05] [INFO ] Implicit Places using invariants in 367 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:47:05] [INFO ] Invariants computation overflowed in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:47:18] [INFO ] Implicit Places using invariants and state equation in 13393 ms returned []
Implicit Place search using SMT with State Equation took 13765 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:47:18] [INFO ] Invariants computation overflowed in 108 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30223ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30225ms
Finished structural reductions in LTL mode , in 1 iterations and 44025 ms. Remains : 1057/1057 places, 997/997 transitions.
Stuttering acceptance computed with spot in 217 ms :[(OR (NOT p2) (NOT p0) (NOT p1)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-07
Product exploration explored 100000 steps with 19987 reset in 240 ms.
Product exploration explored 100000 steps with 19964 reset in 168 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND p0 (NOT p2) p1), (X p0), (X (NOT p2)), (X (X p0)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 90 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
RANDOM walk for 40000 steps (1333 resets) in 229 ms. (173 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (1147 resets) in 115 ms. (344 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40000 steps (1154 resets) in 97 ms. (408 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 245838 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :1 out of 2
Probabilistic random walk after 245838 steps, saw 122939 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :1
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:47:53] [INFO ] Invariants computation overflowed in 100 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/55 variables, 17/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 61/116 variables, 29/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/116 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 83/199 variables, 38/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/199 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 100/299 variables, 52/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/299 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 71/370 variables, 39/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/370 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 93/463 variables, 46/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 98/561 variables, 49/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 103/664 variables, 54/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/664 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 98/762 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/762 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 106/868 variables, 54/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/868 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 100/968 variables, 52/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/968 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 106/1074 variables, 54/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:47:53] [INFO ] Deduced a trap along path composed of 26 places in 49 ms of which 1 ms to minimize.
At refinement iteration 28 (INCLUDED_ONLY) 0/1074 variables, 1/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1074 variables, 0/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 100/1174 variables, 52/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1174 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 106/1280 variables, 54/646 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:47:53] [INFO ] Deduced a trap along path composed of 21 places in 62 ms of which 1 ms to minimize.
At refinement iteration 33 (INCLUDED_ONLY) 0/1280 variables, 1/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1280 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 101/1381 variables, 52/699 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1381 variables, 0/699 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 109/1490 variables, 56/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:47:54] [INFO ] Deduced a trap along path composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 38 (INCLUDED_ONLY) 0/1490 variables, 1/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1490 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 73/1563 variables, 45/801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1563 variables, 0/801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 50/1613 variables, 25/826 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1613 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (OVERLAPS) 53/1666 variables, 28/854 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1666 variables, 0/854 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 50/1716 variables, 25/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1716 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 53/1769 variables, 28/907 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/1769 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (OVERLAPS) 50/1819 variables, 25/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/1819 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (OVERLAPS) 53/1872 variables, 28/960 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/1872 variables, 0/960 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (OVERLAPS) 51/1923 variables, 25/985 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/1923 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 55/1978 variables, 30/1015 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/1978 variables, 0/1015 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (OVERLAPS) 35/2013 variables, 21/1036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/2013 variables, 0/1036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (OVERLAPS) 21/2034 variables, 11/1047 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/2034 variables, 0/1047 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (OVERLAPS) 11/2045 variables, 8/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/2045 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (OVERLAPS) 4/2049 variables, 2/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/2049 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (OVERLAPS) 4/2053 variables, 2/1059 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2053 variables, 0/1059 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (OVERLAPS) 1/2054 variables, 1/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/2054 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (OVERLAPS) 0/2054 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2054/2054 variables, and 1060 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3331 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 37/55 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 61/116 variables, 29/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 83/199 variables, 38/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 100/299 variables, 52/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/299 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 71/370 variables, 39/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 93/463 variables, 46/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 98/561 variables, 49/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/561 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 103/664 variables, 54/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/664 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 98/762 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/762 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 106/868 variables, 54/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/868 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 100/968 variables, 52/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/968 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 106/1074 variables, 54/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1074 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1074 variables, 0/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 100/1174 variables, 52/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1174 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 106/1280 variables, 54/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1280 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1280 variables, 0/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 101/1381 variables, 52/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1381 variables, 0/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 109/1490 variables, 56/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1490 variables, 1/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1490 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 73/1563 variables, 45/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1563 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 50/1613 variables, 25/827 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1613 variables, 0/827 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 53/1666 variables, 28/855 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1666 variables, 0/855 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 50/1716 variables, 25/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1716 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 53/1769 variables, 28/908 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1769 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 50/1819 variables, 25/933 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1819 variables, 0/933 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 53/1872 variables, 28/961 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1872 variables, 0/961 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 51/1923 variables, 25/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1923 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 55/1978 variables, 30/1016 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1978 variables, 0/1016 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 35/2013 variables, 21/1037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/2013 variables, 0/1037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 21/2034 variables, 11/1048 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/2034 variables, 0/1048 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 11/2045 variables, 8/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2045 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (OVERLAPS) 4/2049 variables, 2/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/2049 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (OVERLAPS) 4/2053 variables, 2/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/2053 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (OVERLAPS) 1/2054 variables, 1/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2054 variables, 0/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (OVERLAPS) 0/2054 variables, 0/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2054/2054 variables, and 1061 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2376 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 5819ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1218 ms.
Support contains 1 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 1055 transition count 754
Reduce places removed 241 places and 0 transitions.
Iterating post reduction 1 with 241 rules applied. Total rules applied 484 place count 814 transition count 754
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 41 Pre rules applied. Total rules applied 484 place count 814 transition count 713
Deduced a syphon composed of 41 places in 8 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 2 with 82 rules applied. Total rules applied 566 place count 773 transition count 713
Performed 183 Post agglomeration using F-continuation condition.Transition count delta: 183
Deduced a syphon composed of 183 places in 2 ms
Reduce places removed 183 places and 0 transitions.
Iterating global reduction 2 with 366 rules applied. Total rules applied 932 place count 590 transition count 530
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 1008 place count 552 transition count 530
Free-agglomeration rule (complex) applied 77 times.
Iterating global reduction 2 with 77 rules applied. Total rules applied 1085 place count 552 transition count 453
Reduce places removed 77 places and 0 transitions.
Iterating post reduction 2 with 77 rules applied. Total rules applied 1162 place count 475 transition count 453
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 3 with 80 rules applied. Total rules applied 1242 place count 475 transition count 453
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1243 place count 474 transition count 452
Applied a total of 1243 rules in 77 ms. Remains 474 /1057 variables (removed 583) and now considering 452/997 (removed 545) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 474/1057 places, 452/997 transitions.
RANDOM walk for 40000 steps (5115 resets) in 80 ms. (493 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3420 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 434545 steps, run timeout after 3001 ms. (steps per millisecond=144 ) properties seen :0 out of 1
Probabilistic random walk after 434545 steps, saw 217397 distinct states, run finished after 3001 ms. (steps per millisecond=144 ) properties seen :0
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 01:48:03] [INFO ] Computed 99 invariants in 57 ms
[2025-06-01 01:48:03] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 324/325 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 140/465 variables, 57/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:48:03] [INFO ] Deduced a trap composed of 4 places in 201 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:48:03] [INFO ] Deduced a trap composed of 4 places in 179 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:48:03] [INFO ] Deduced a trap composed of 7 places in 178 ms of which 12 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/465 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 4/469 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/469 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 452/921 variables, 469/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/921 variables, 78/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/921 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/926 variables, 5/652 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 2/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/926 variables, 0/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/926 variables, 0/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 926/926 variables, and 654 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1260 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 474/474 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 324/325 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 140/465 variables, 57/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:48:04] [INFO ] Deduced a trap composed of 8 places in 183 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/465 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/465 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/469 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/469 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 452/921 variables, 469/570 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/921 variables, 78/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/921 variables, 1/649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/921 variables, 0/649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/926 variables, 5/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/926 variables, 2/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/926 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/926 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 926/926 variables, and 656 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1148 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 474/474 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2478ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 386 ms.
Support contains 1 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 8 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 474/474 places, 452/452 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 8 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
[2025-06-01 01:48:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:48:17] [INFO ] Implicit Places using invariants in 11264 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 152, 173, 178, 199, 205, 212, 226, 231, 254, 260, 282, 287, 307, 312, 333, 338, 359, 365, 386, 388, 392, 412, 418, 440, 445, 449, 466, 472]
[2025-06-01 01:48:17] [INFO ] Actually due to overlaps returned [212, 151]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 11274 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 472/474 places, 452/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 472 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 471 transition count 451
Applied a total of 2 rules in 19 ms. Remains 471 /472 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 01:48:17] [INFO ] Computed 97 invariants in 46 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:48:27] [INFO ] Implicit Places using invariants in 10295 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 385, 389, 409, 415, 437, 442, 446, 463, 469]
[2025-06-01 01:48:27] [INFO ] Actually due to overlaps returned [446, 385]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 10298 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 469/474 places, 451/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 469 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 468 transition count 450
Applied a total of 2 rules in 23 ms. Remains 468 /469 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 01:48:27] [INFO ] Computed 95 invariants in 68 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:48:36] [INFO ] Implicit Places using invariants in 8353 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 388, 408, 414, 436, 441, 460, 466]
[2025-06-01 01:48:36] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 8356 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 466/474 places, 450/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 466 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 465 transition count 449
Applied a total of 2 rules in 21 ms. Remains 465 /466 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 01:48:36] [INFO ] Invariants computation overflowed in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:48:36] [INFO ] Implicit Places using invariants in 432 ms returned []
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 01:48:36] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:48:36] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:48:55] [INFO ] Implicit Places using invariants and state equation in 19014 ms returned [65, 70, 91, 96, 116, 122, 143, 148, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2025-06-01 01:48:55] [INFO ] Actually due to overlaps returned [70, 65]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19451 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 463/474 places, 449/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 463 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 462 transition count 448
Applied a total of 2 rules in 21 ms. Remains 462 /463 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 462 cols
[2025-06-01 01:48:55] [INFO ] Computed 91 invariants in 52 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:01] [INFO ] Implicit Places using invariants in 6447 ms returned [88, 93, 113, 119, 140, 145, 166, 171, 192, 198, 217, 222, 245, 251, 273, 278, 298, 303, 324, 329, 350, 356, 377, 382, 402, 408, 430, 435, 454, 460]
[2025-06-01 01:49:01] [INFO ] Actually due to overlaps returned [93, 88]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6450 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 460/474 places, 448/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 460 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 459 transition count 447
Applied a total of 2 rules in 21 ms. Remains 459 /460 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 459 cols
[2025-06-01 01:49:02] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:02] [INFO ] Implicit Places using invariants in 393 ms returned []
// Phase 1: matrix 447 rows 459 cols
[2025-06-01 01:49:02] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:02] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:49:20] [INFO ] Implicit Places using invariants and state equation in 18060 ms returned [110, 116, 137, 142, 163, 168, 189, 195, 214, 219, 242, 248, 270, 275, 295, 300, 321, 326, 347, 353, 374, 379, 399, 405, 427, 432, 451, 457]
[2025-06-01 01:49:20] [INFO ] Actually due to overlaps returned [116, 110]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18459 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 457/474 places, 447/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 457 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 456 transition count 446
Applied a total of 2 rules in 27 ms. Remains 456 /457 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 456 cols
[2025-06-01 01:49:20] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:20] [INFO ] Implicit Places using invariants in 379 ms returned []
// Phase 1: matrix 446 rows 456 cols
[2025-06-01 01:49:20] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:21] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:49:36] [INFO ] Implicit Places using invariants and state equation in 15840 ms returned [134, 139, 160, 165, 186, 192, 211, 216, 239, 245, 267, 272, 292, 297, 318, 323, 344, 350, 371, 376, 396, 402, 424, 429, 448, 454]
[2025-06-01 01:49:36] [INFO ] Actually due to overlaps returned [139, 134]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16225 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 454/474 places, 446/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 454 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 453 transition count 445
Applied a total of 2 rules in 17 ms. Remains 453 /454 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 453 cols
[2025-06-01 01:49:36] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:37] [INFO ] Implicit Places using invariants in 357 ms returned []
// Phase 1: matrix 445 rows 453 cols
[2025-06-01 01:49:37] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:37] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:49:52] [INFO ] Implicit Places using invariants and state equation in 15685 ms returned [157, 162, 183, 189, 208, 213, 236, 242, 264, 269, 289, 294, 315, 320, 341, 347, 368, 373, 393, 399, 421, 426, 445, 451]
[2025-06-01 01:49:52] [INFO ] Actually due to overlaps returned [162, 157]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16046 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 451/474 places, 445/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 451 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 450 transition count 444
Applied a total of 2 rules in 21 ms. Remains 450 /451 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 450 cols
[2025-06-01 01:49:52] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:53] [INFO ] Implicit Places using invariants in 345 ms returned []
// Phase 1: matrix 444 rows 450 cols
[2025-06-01 01:49:53] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:49:53] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:50:09] [INFO ] Implicit Places using invariants and state equation in 15916 ms returned [180, 186, 205, 210, 233, 239, 261, 266, 286, 291, 312, 317, 338, 344, 365, 370, 390, 396, 418, 423, 442, 448]
[2025-06-01 01:50:09] [INFO ] Actually due to overlaps returned [186, 180]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16265 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 448/474 places, 444/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 448 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 447 transition count 443
Applied a total of 2 rules in 20 ms. Remains 447 /448 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 447 cols
[2025-06-01 01:50:09] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:09] [INFO ] Implicit Places using invariants in 336 ms returned []
// Phase 1: matrix 443 rows 447 cols
[2025-06-01 01:50:09] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:09] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:50:20] [INFO ] Implicit Places using invariants and state equation in 11306 ms returned [202, 207, 230, 236, 258, 263, 283, 288, 309, 314, 335, 341, 362, 367, 387, 393, 415, 420, 439, 445]
[2025-06-01 01:50:20] [INFO ] Actually due to overlaps returned [207, 202]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11645 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 445/474 places, 443/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 445 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 444 transition count 442
Applied a total of 2 rules in 22 ms. Remains 444 /445 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 444 cols
[2025-06-01 01:50:20] [INFO ] Invariants computation overflowed in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:21] [INFO ] Implicit Places using invariants in 343 ms returned []
// Phase 1: matrix 442 rows 444 cols
[2025-06-01 01:50:21] [INFO ] Invariants computation overflowed in 54 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:21] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:50:40] [INFO ] Implicit Places using invariants and state equation in 19642 ms returned [227, 233, 255, 260, 280, 285, 306, 311, 332, 338, 359, 364, 384, 390, 412, 417, 436, 442]
[2025-06-01 01:50:40] [INFO ] Actually due to overlaps returned [233, 227]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19990 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 442/474 places, 442/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 442 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 441 transition count 441
Applied a total of 2 rules in 16 ms. Remains 441 /442 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 441 cols
[2025-06-01 01:50:40] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:41] [INFO ] Implicit Places using invariants in 316 ms returned []
// Phase 1: matrix 441 rows 441 cols
[2025-06-01 01:50:41] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:41] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:50:49] [INFO ] Implicit Places using invariants and state equation in 8599 ms returned [252, 257, 277, 282, 303, 308, 329, 335, 356, 361, 381, 387, 409, 414, 433, 439]
[2025-06-01 01:50:49] [INFO ] Actually due to overlaps returned [257, 252]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8919 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 439/474 places, 441/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 439 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 438 transition count 440
Applied a total of 2 rules in 23 ms. Remains 438 /439 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 438 cols
[2025-06-01 01:50:49] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:50] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 440 rows 438 cols
[2025-06-01 01:50:50] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:50:50] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:03] [INFO ] Implicit Places using invariants and state equation in 13269 ms returned [274, 279, 300, 305, 326, 332, 353, 358, 378, 384, 406, 411, 430, 436]
[2025-06-01 01:51:03] [INFO ] Actually due to overlaps returned [279, 274]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13575 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 436/474 places, 440/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 436 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 435 transition count 439
Applied a total of 2 rules in 24 ms. Remains 435 /436 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 435 cols
[2025-06-01 01:51:03] [INFO ] Computed 73 invariants in 55 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:05] [INFO ] Implicit Places using invariants in 2431 ms returned [297, 302, 323, 329, 350, 355, 375, 381, 403, 408, 427, 433]
[2025-06-01 01:51:05] [INFO ] Actually due to overlaps returned [302, 297]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2433 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 433/474 places, 439/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 433 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 432 transition count 438
Applied a total of 2 rules in 17 ms. Remains 432 /433 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 432 cols
[2025-06-01 01:51:05] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:06] [INFO ] Implicit Places using invariants in 289 ms returned []
// Phase 1: matrix 438 rows 432 cols
[2025-06-01 01:51:06] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:06] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:15] [INFO ] Implicit Places using invariants and state equation in 9031 ms returned [320, 326, 347, 352, 372, 378, 400, 405, 424, 430]
[2025-06-01 01:51:15] [INFO ] Actually due to overlaps returned [326, 320]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9326 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 430/474 places, 438/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 430 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 429 transition count 437
Applied a total of 2 rules in 20 ms. Remains 429 /430 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 429 cols
[2025-06-01 01:51:15] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:15] [INFO ] Implicit Places using invariants in 283 ms returned []
// Phase 1: matrix 437 rows 429 cols
[2025-06-01 01:51:15] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:15] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:32] [INFO ] Implicit Places using invariants and state equation in 17348 ms returned [344, 349, 369, 375, 397, 402, 421, 427]
[2025-06-01 01:51:32] [INFO ] Actually due to overlaps returned [349, 344]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17636 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 427/474 places, 437/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 427 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 426 transition count 436
Applied a total of 2 rules in 20 ms. Remains 426 /427 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 426 cols
[2025-06-01 01:51:32] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:33] [INFO ] Implicit Places using invariants in 277 ms returned []
// Phase 1: matrix 436 rows 426 cols
[2025-06-01 01:51:33] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:33] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:41] [INFO ] Implicit Places using invariants and state equation in 8395 ms returned [366, 372, 394, 399, 418, 424]
[2025-06-01 01:51:41] [INFO ] Actually due to overlaps returned [372, 366]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8674 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 424/474 places, 436/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 424 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 423 transition count 435
Applied a total of 2 rules in 18 ms. Remains 423 /424 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 423 cols
[2025-06-01 01:51:41] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:41] [INFO ] Implicit Places using invariants in 273 ms returned []
// Phase 1: matrix 435 rows 423 cols
[2025-06-01 01:51:41] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:41] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:49] [INFO ] Implicit Places using invariants and state equation in 7820 ms returned [391, 396, 415, 421]
[2025-06-01 01:51:49] [INFO ] Actually due to overlaps returned [396, 391]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8099 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 421/474 places, 435/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 421 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 420 transition count 434
Applied a total of 2 rules in 20 ms. Remains 420 /421 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 420 cols
[2025-06-01 01:51:49] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:49] [INFO ] Implicit Places using invariants in 270 ms returned []
// Phase 1: matrix 434 rows 420 cols
[2025-06-01 01:51:49] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:50] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:51:58] [INFO ] Implicit Places using invariants and state equation in 8610 ms returned [412, 418]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8882 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 418/474 places, 434/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 418 transition count 433
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 417 transition count 433
Applied a total of 2 rules in 20 ms. Remains 417 /418 variables (removed 1) and now considering 433/434 (removed 1) transitions.
// Phase 1: matrix 433 rows 417 cols
[2025-06-01 01:51:58] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:58] [INFO ] Implicit Places using invariants in 256 ms returned []
// Phase 1: matrix 433 rows 417 cols
[2025-06-01 01:51:58] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:51:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:52:18] [INFO ] Implicit Places using invariants and state equation in 19746 ms returned []
Implicit Place search using SMT with State Equation took 20003 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 417/474 places, 433/452 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 252413 ms. Remains : 417/474 places, 433/452 transitions.
Knowledge obtained : [(AND p0 (NOT p2) p1), (X p0), (X (NOT p2)), (X (X p0)), (X (X (NOT p2)))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 5 factoid took 125 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:52:19] [INFO ] Invariants computation overflowed in 110 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:52:27] [INFO ] [Real]Absence check using state equation in 7741 ms returned sat
[2025-06-01 01:52:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:52:37] [INFO ] [Nat]Absence check using state equation in 9882 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:38] [INFO ] Deduced a trap composed of 24 places in 260 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:38] [INFO ] Deduced a trap composed of 25 places in 254 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:38] [INFO ] Deduced a trap composed of 31 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:39] [INFO ] Deduced a trap composed of 41 places in 231 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:39] [INFO ] Deduced a trap composed of 48 places in 236 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:39] [INFO ] Deduced a trap composed of 60 places in 242 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:40] [INFO ] Deduced a trap composed of 65 places in 244 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:40] [INFO ] Deduced a trap composed of 72 places in 237 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:40] [INFO ] Deduced a trap composed of 77 places in 228 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:40] [INFO ] Deduced a trap composed of 84 places in 243 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:41] [INFO ] Deduced a trap composed of 91 places in 231 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:52:41] [INFO ] Deduced a trap composed of 96 places in 224 ms of which 39 ms to minimize.
[2025-06-01 01:52:41] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 3888 ms
[2025-06-01 01:52:41] [INFO ] Computed and/alt/rep : 996/1928/996 causal constraints (skipped 0 transitions) in 46 ms.
[2025-06-01 01:52:42] [INFO ] Added : 35 causal constraints over 7 iterations in 714 ms. Result :unknown
Could not prove EG (NOT p2)
Support contains 3 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 28 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:52:42] [INFO ] Invariants computation overflowed in 105 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:52:42] [INFO ] Implicit Places using invariants in 370 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:52:42] [INFO ] Invariants computation overflowed in 110 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:52:55] [INFO ] Implicit Places using invariants and state equation in 13152 ms returned []
Implicit Place search using SMT with State Equation took 13525 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:52:56] [INFO ] Invariants computation overflowed in 105 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30217ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30220ms
Finished structural reductions in LTL mode , in 1 iterations and 43778 ms. Remains : 1057/1057 places, 997/997 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.3 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
RANDOM walk for 40000 steps (1340 resets) in 68 ms. (579 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (1136 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1118 resets) in 53 ms. (740 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 245454 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :1 out of 2
Probabilistic random walk after 245454 steps, saw 122745 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :1
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:53:29] [INFO ] Invariants computation overflowed in 113 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 37/55 variables, 17/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/55 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 61/116 variables, 29/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/116 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 83/199 variables, 38/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/199 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 100/299 variables, 52/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/299 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 71/370 variables, 39/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/370 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 93/463 variables, 46/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 98/561 variables, 49/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/561 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 103/664 variables, 54/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/664 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 98/762 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/762 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 106/868 variables, 54/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/868 variables, 0/433 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 100/968 variables, 52/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/968 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 106/1074 variables, 54/539 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:30] [INFO ] Deduced a trap along path composed of 26 places in 36 ms of which 1 ms to minimize.
At refinement iteration 28 (INCLUDED_ONLY) 0/1074 variables, 1/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1074 variables, 0/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 100/1174 variables, 52/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1174 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 106/1280 variables, 54/646 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:30] [INFO ] Deduced a trap along path composed of 21 places in 52 ms of which 1 ms to minimize.
At refinement iteration 33 (INCLUDED_ONLY) 0/1280 variables, 1/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1280 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 101/1381 variables, 52/699 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1381 variables, 0/699 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 109/1490 variables, 56/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:30] [INFO ] Deduced a trap along path composed of 17 places in 55 ms of which 1 ms to minimize.
At refinement iteration 38 (INCLUDED_ONLY) 0/1490 variables, 1/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1490 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 73/1563 variables, 45/801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1563 variables, 0/801 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 50/1613 variables, 25/826 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1613 variables, 0/826 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (OVERLAPS) 53/1666 variables, 28/854 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1666 variables, 0/854 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 50/1716 variables, 25/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1716 variables, 0/879 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 53/1769 variables, 28/907 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/1769 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (OVERLAPS) 50/1819 variables, 25/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/1819 variables, 0/932 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (OVERLAPS) 53/1872 variables, 28/960 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/1872 variables, 0/960 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (OVERLAPS) 51/1923 variables, 25/985 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/1923 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 55/1978 variables, 30/1015 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/1978 variables, 0/1015 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (OVERLAPS) 35/2013 variables, 21/1036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/2013 variables, 0/1036 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (OVERLAPS) 21/2034 variables, 11/1047 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/2034 variables, 0/1047 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (OVERLAPS) 11/2045 variables, 8/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/2045 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (OVERLAPS) 4/2049 variables, 2/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/2049 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (OVERLAPS) 4/2053 variables, 2/1059 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2053 variables, 0/1059 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (OVERLAPS) 1/2054 variables, 1/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/2054 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (OVERLAPS) 0/2054 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2054/2054 variables, and 1060 constraints, problems are : Problem set: 0 solved, 1 unsolved in 3238 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/18 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 37/55 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/55 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 61/116 variables, 29/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/116 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 83/199 variables, 38/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/199 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 100/299 variables, 52/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/299 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 71/370 variables, 39/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 93/463 variables, 46/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 98/561 variables, 49/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/561 variables, 0/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 103/664 variables, 54/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/664 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 98/762 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/762 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 106/868 variables, 54/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/868 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 100/968 variables, 52/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/968 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 106/1074 variables, 54/540 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1074 variables, 1/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1074 variables, 0/541 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 100/1174 variables, 52/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1174 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 106/1280 variables, 54/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1280 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1280 variables, 0/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 101/1381 variables, 52/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1381 variables, 0/700 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 109/1490 variables, 56/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1490 variables, 1/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1490 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 73/1563 variables, 45/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1563 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 50/1613 variables, 25/827 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1613 variables, 0/827 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 53/1666 variables, 28/855 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1666 variables, 0/855 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 50/1716 variables, 25/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1716 variables, 0/880 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 53/1769 variables, 28/908 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1769 variables, 0/908 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 50/1819 variables, 25/933 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1819 variables, 0/933 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 53/1872 variables, 28/961 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1872 variables, 0/961 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 51/1923 variables, 25/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1923 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 55/1978 variables, 30/1016 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1978 variables, 0/1016 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 35/2013 variables, 21/1037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/2013 variables, 0/1037 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 21/2034 variables, 11/1048 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/2034 variables, 0/1048 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 11/2045 variables, 8/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2045 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (OVERLAPS) 4/2049 variables, 2/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/2049 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (OVERLAPS) 4/2053 variables, 2/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/2053 variables, 0/1060 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (OVERLAPS) 1/2054 variables, 1/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2054 variables, 0/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (OVERLAPS) 0/2054 variables, 0/1061 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2054/2054 variables, and 1061 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2404 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 5765ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1225 ms.
Support contains 1 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 241 transitions
Trivial Post-agglo rules discarded 241 transitions
Performed 241 trivial Post agglomeration. Transition count delta: 241
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 1055 transition count 754
Reduce places removed 241 places and 0 transitions.
Iterating post reduction 1 with 241 rules applied. Total rules applied 484 place count 814 transition count 754
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 41 Pre rules applied. Total rules applied 484 place count 814 transition count 713
Deduced a syphon composed of 41 places in 6 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 2 with 82 rules applied. Total rules applied 566 place count 773 transition count 713
Performed 183 Post agglomeration using F-continuation condition.Transition count delta: 183
Deduced a syphon composed of 183 places in 3 ms
Reduce places removed 183 places and 0 transitions.
Iterating global reduction 2 with 366 rules applied. Total rules applied 932 place count 590 transition count 530
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 1008 place count 552 transition count 530
Free-agglomeration rule (complex) applied 77 times.
Iterating global reduction 2 with 77 rules applied. Total rules applied 1085 place count 552 transition count 453
Reduce places removed 77 places and 0 transitions.
Iterating post reduction 2 with 77 rules applied. Total rules applied 1162 place count 475 transition count 453
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 3 with 80 rules applied. Total rules applied 1242 place count 475 transition count 453
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1243 place count 474 transition count 452
Applied a total of 1243 rules in 78 ms. Remains 474 /1057 variables (removed 583) and now considering 452/997 (removed 545) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 474/1057 places, 452/997 transitions.
RANDOM walk for 40000 steps (5072 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3358 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 429193 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :0 out of 1
Probabilistic random walk after 429193 steps, saw 214729 distinct states, run finished after 3001 ms. (steps per millisecond=143 ) properties seen :0
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 01:53:39] [INFO ] Computed 99 invariants in 57 ms
[2025-06-01 01:53:39] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 324/325 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 140/465 variables, 57/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:40] [INFO ] Deduced a trap composed of 4 places in 182 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:40] [INFO ] Deduced a trap composed of 4 places in 192 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:40] [INFO ] Deduced a trap composed of 7 places in 177 ms of which 13 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/465 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 4/469 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/469 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 452/921 variables, 469/569 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/921 variables, 78/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/921 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 5/926 variables, 5/652 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 2/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/926 variables, 0/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/926 variables, 0/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 926/926 variables, and 654 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1261 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 474/474 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 324/325 variables, 38/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/325 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 140/465 variables, 57/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/465 variables, 3/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:53:41] [INFO ] Deduced a trap composed of 8 places in 190 ms of which 13 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/465 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/465 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 4/469 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/469 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 452/921 variables, 469/570 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/921 variables, 78/648 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/921 variables, 1/649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/921 variables, 0/649 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 5/926 variables, 5/654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/926 variables, 2/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/926 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/926 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 926/926 variables, and 656 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1209 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 474/474 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2541ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 382 ms.
Support contains 1 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 9 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 474/474 places, 452/452 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 9 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
[2025-06-01 01:53:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:53:54] [INFO ] Implicit Places using invariants in 11503 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 152, 173, 178, 199, 205, 212, 226, 231, 254, 260, 282, 287, 307, 312, 333, 338, 359, 365, 386, 388, 392, 412, 418, 440, 445, 449, 466, 472]
[2025-06-01 01:53:54] [INFO ] Actually due to overlaps returned [212, 151]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 11509 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 472/474 places, 452/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 472 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 471 transition count 451
Applied a total of 2 rules in 24 ms. Remains 471 /472 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 01:53:54] [INFO ] Computed 97 invariants in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:04] [INFO ] Implicit Places using invariants in 10476 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 385, 389, 409, 415, 437, 442, 446, 463, 469]
[2025-06-01 01:54:04] [INFO ] Actually due to overlaps returned [446, 385]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 10479 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 469/474 places, 451/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 469 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 468 transition count 450
Applied a total of 2 rules in 20 ms. Remains 468 /469 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 01:54:04] [INFO ] Computed 95 invariants in 69 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:12] [INFO ] Implicit Places using invariants in 8332 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 388, 408, 414, 436, 441, 460, 466]
[2025-06-01 01:54:12] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 8339 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 466/474 places, 450/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 466 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 465 transition count 449
Applied a total of 2 rules in 18 ms. Remains 465 /466 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 01:54:13] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:13] [INFO ] Implicit Places using invariants in 429 ms returned []
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 01:54:13] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:13] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:54:32] [INFO ] Implicit Places using invariants and state equation in 19094 ms returned [65, 70, 91, 96, 116, 122, 143, 148, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2025-06-01 01:54:32] [INFO ] Actually due to overlaps returned [70, 65]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19528 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 463/474 places, 449/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 463 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 462 transition count 448
Applied a total of 2 rules in 19 ms. Remains 462 /463 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 462 cols
[2025-06-01 01:54:32] [INFO ] Computed 91 invariants in 52 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:38] [INFO ] Implicit Places using invariants in 6401 ms returned [88, 93, 113, 119, 140, 145, 166, 171, 192, 198, 217, 222, 245, 251, 273, 278, 298, 303, 324, 329, 350, 356, 377, 382, 402, 408, 430, 435, 454, 460]
[2025-06-01 01:54:38] [INFO ] Actually due to overlaps returned [93, 88]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6403 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 460/474 places, 448/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 460 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 459 transition count 447
Applied a total of 2 rules in 20 ms. Remains 459 /460 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 459 cols
[2025-06-01 01:54:39] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:39] [INFO ] Implicit Places using invariants in 383 ms returned []
// Phase 1: matrix 447 rows 459 cols
[2025-06-01 01:54:39] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:39] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:54:57] [INFO ] Implicit Places using invariants and state equation in 18021 ms returned [110, 116, 137, 142, 163, 168, 189, 195, 214, 219, 242, 248, 270, 275, 295, 300, 321, 326, 347, 353, 374, 379, 399, 405, 427, 432, 451, 457]
[2025-06-01 01:54:57] [INFO ] Actually due to overlaps returned [116, 110]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18406 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 457/474 places, 447/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 457 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 456 transition count 446
Applied a total of 2 rules in 23 ms. Remains 456 /457 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 456 cols
[2025-06-01 01:54:57] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:57] [INFO ] Implicit Places using invariants in 364 ms returned []
// Phase 1: matrix 446 rows 456 cols
[2025-06-01 01:54:57] [INFO ] Invariants computation overflowed in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:54:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:55:13] [INFO ] Implicit Places using invariants and state equation in 15919 ms returned [134, 139, 160, 165, 186, 192, 211, 216, 239, 245, 267, 272, 292, 297, 318, 323, 344, 350, 371, 376, 396, 402, 424, 429, 448, 454]
[2025-06-01 01:55:13] [INFO ] Actually due to overlaps returned [139, 134]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16286 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 454/474 places, 446/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 454 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 453 transition count 445
Applied a total of 2 rules in 17 ms. Remains 453 /454 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 453 cols
[2025-06-01 01:55:13] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:14] [INFO ] Implicit Places using invariants in 349 ms returned []
// Phase 1: matrix 445 rows 453 cols
[2025-06-01 01:55:14] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:14] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:55:29] [INFO ] Implicit Places using invariants and state equation in 15547 ms returned [157, 162, 183, 189, 208, 213, 236, 242, 264, 269, 289, 294, 315, 320, 341, 347, 368, 373, 393, 399, 421, 426, 445, 451]
[2025-06-01 01:55:29] [INFO ] Actually due to overlaps returned [162, 157]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15899 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 451/474 places, 445/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 451 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 450 transition count 444
Applied a total of 2 rules in 19 ms. Remains 450 /451 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 450 cols
[2025-06-01 01:55:29] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:29] [INFO ] Implicit Places using invariants in 343 ms returned []
// Phase 1: matrix 444 rows 450 cols
[2025-06-01 01:55:30] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:30] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:55:45] [INFO ] Implicit Places using invariants and state equation in 15951 ms returned [180, 186, 205, 210, 233, 239, 261, 266, 286, 291, 312, 317, 338, 344, 365, 370, 390, 396, 418, 423, 442, 448]
[2025-06-01 01:55:45] [INFO ] Actually due to overlaps returned [186, 180]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16296 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 448/474 places, 444/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 448 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 447 transition count 443
Applied a total of 2 rules in 19 ms. Remains 447 /448 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 447 cols
[2025-06-01 01:55:45] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:46] [INFO ] Implicit Places using invariants in 335 ms returned []
// Phase 1: matrix 443 rows 447 cols
[2025-06-01 01:55:46] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:46] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:55:57] [INFO ] Implicit Places using invariants and state equation in 11451 ms returned [202, 207, 230, 236, 258, 263, 283, 288, 309, 314, 335, 341, 362, 367, 387, 393, 415, 420, 439, 445]
[2025-06-01 01:55:57] [INFO ] Actually due to overlaps returned [207, 202]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11790 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 445/474 places, 443/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 445 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 444 transition count 442
Applied a total of 2 rules in 20 ms. Remains 444 /445 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 444 cols
[2025-06-01 01:55:57] [INFO ] Invariants computation overflowed in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:58] [INFO ] Implicit Places using invariants in 349 ms returned []
// Phase 1: matrix 442 rows 444 cols
[2025-06-01 01:55:58] [INFO ] Invariants computation overflowed in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:55:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:56:18] [INFO ] Implicit Places using invariants and state equation in 19956 ms returned [227, 233, 255, 260, 280, 285, 306, 311, 332, 338, 359, 364, 384, 390, 412, 417, 436, 442]
[2025-06-01 01:56:18] [INFO ] Actually due to overlaps returned [233, 227]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 20308 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 442/474 places, 442/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 442 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 441 transition count 441
Applied a total of 2 rules in 22 ms. Remains 441 /442 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 441 cols
[2025-06-01 01:56:18] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:18] [INFO ] Implicit Places using invariants in 307 ms returned []
// Phase 1: matrix 441 rows 441 cols
[2025-06-01 01:56:18] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:18] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:56:27] [INFO ] Implicit Places using invariants and state equation in 8855 ms returned [252, 257, 277, 282, 303, 308, 329, 335, 356, 361, 381, 387, 409, 414, 433, 439]
[2025-06-01 01:56:27] [INFO ] Actually due to overlaps returned [257, 252]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9165 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 439/474 places, 441/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 439 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 438 transition count 440
Applied a total of 2 rules in 20 ms. Remains 438 /439 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 438 cols
[2025-06-01 01:56:27] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:27] [INFO ] Implicit Places using invariants in 300 ms returned []
// Phase 1: matrix 440 rows 438 cols
[2025-06-01 01:56:27] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:27] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:56:41] [INFO ] Implicit Places using invariants and state equation in 13444 ms returned [274, 279, 300, 305, 326, 332, 353, 358, 378, 384, 406, 411, 430, 436]
[2025-06-01 01:56:41] [INFO ] Actually due to overlaps returned [279, 274]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13748 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 436/474 places, 440/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 436 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 435 transition count 439
Applied a total of 2 rules in 23 ms. Remains 435 /436 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 435 cols
[2025-06-01 01:56:41] [INFO ] Computed 73 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:43] [INFO ] Implicit Places using invariants in 2434 ms returned [297, 302, 323, 329, 350, 355, 375, 381, 403, 408, 427, 433]
[2025-06-01 01:56:43] [INFO ] Actually due to overlaps returned [302, 297]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2435 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 433/474 places, 439/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 433 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 432 transition count 438
Applied a total of 2 rules in 18 ms. Remains 432 /433 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 432 cols
[2025-06-01 01:56:43] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:43] [INFO ] Implicit Places using invariants in 288 ms returned []
// Phase 1: matrix 438 rows 432 cols
[2025-06-01 01:56:43] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:44] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:56:52] [INFO ] Implicit Places using invariants and state equation in 9123 ms returned [320, 326, 347, 352, 372, 378, 400, 405, 424, 430]
[2025-06-01 01:56:52] [INFO ] Actually due to overlaps returned [326, 320]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9414 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 430/474 places, 438/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 430 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 429 transition count 437
Applied a total of 2 rules in 19 ms. Remains 429 /430 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 429 cols
[2025-06-01 01:56:52] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:53] [INFO ] Implicit Places using invariants in 274 ms returned []
// Phase 1: matrix 437 rows 429 cols
[2025-06-01 01:56:53] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:56:53] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:57:10] [INFO ] Implicit Places using invariants and state equation in 17591 ms returned [344, 349, 369, 375, 397, 402, 421, 427]
[2025-06-01 01:57:10] [INFO ] Actually due to overlaps returned [349, 344]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17867 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 427/474 places, 437/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 427 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 426 transition count 436
Applied a total of 2 rules in 19 ms. Remains 426 /427 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 426 cols
[2025-06-01 01:57:10] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:11] [INFO ] Implicit Places using invariants in 266 ms returned []
// Phase 1: matrix 436 rows 426 cols
[2025-06-01 01:57:11] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:11] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:57:19] [INFO ] Implicit Places using invariants and state equation in 8555 ms returned [366, 372, 394, 399, 418, 424]
[2025-06-01 01:57:19] [INFO ] Actually due to overlaps returned [372, 366]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8823 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 424/474 places, 436/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 424 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 423 transition count 435
Applied a total of 2 rules in 17 ms. Remains 423 /424 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 423 cols
[2025-06-01 01:57:19] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:19] [INFO ] Implicit Places using invariants in 273 ms returned []
// Phase 1: matrix 435 rows 423 cols
[2025-06-01 01:57:19] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:20] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:57:27] [INFO ] Implicit Places using invariants and state equation in 7878 ms returned [391, 396, 415, 421]
[2025-06-01 01:57:27] [INFO ] Actually due to overlaps returned [396, 391]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8152 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 421/474 places, 435/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 421 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 420 transition count 434
Applied a total of 2 rules in 20 ms. Remains 420 /421 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 420 cols
[2025-06-01 01:57:27] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:28] [INFO ] Implicit Places using invariants in 261 ms returned []
// Phase 1: matrix 434 rows 420 cols
[2025-06-01 01:57:28] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:28] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:57:36] [INFO ] Implicit Places using invariants and state equation in 8642 ms returned [412, 418]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8905 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 418/474 places, 434/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 418 transition count 433
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 417 transition count 433
Applied a total of 2 rules in 19 ms. Remains 417 /418 variables (removed 1) and now considering 433/434 (removed 1) transitions.
// Phase 1: matrix 433 rows 417 cols
[2025-06-01 01:57:36] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:37] [INFO ] Implicit Places using invariants in 251 ms returned []
// Phase 1: matrix 433 rows 417 cols
[2025-06-01 01:57:37] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:57:37] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 01:57:57] [INFO ] Implicit Places using invariants and state equation in 20062 ms returned []
Implicit Place search using SMT with State Equation took 20313 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 417/474 places, 433/452 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 254454 ms. Remains : 417/474 places, 433/452 transitions.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F (NOT p1))]
Knowledge based reduction with 3 factoid took 107 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Stuttering acceptance computed with spot in 152 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:57:57] [INFO ] Invariants computation overflowed in 98 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:58:06] [INFO ] [Real]Absence check using state equation in 7982 ms returned sat
[2025-06-01 01:58:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-01 01:58:16] [INFO ] [Nat]Absence check using state equation in 9902 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:16] [INFO ] Deduced a trap composed of 24 places in 250 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:17] [INFO ] Deduced a trap composed of 25 places in 254 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:17] [INFO ] Deduced a trap composed of 31 places in 242 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:17] [INFO ] Deduced a trap composed of 41 places in 236 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:18] [INFO ] Deduced a trap composed of 48 places in 239 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:18] [INFO ] Deduced a trap composed of 60 places in 231 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:18] [INFO ] Deduced a trap composed of 65 places in 236 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:19] [INFO ] Deduced a trap composed of 72 places in 236 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:19] [INFO ] Deduced a trap composed of 77 places in 230 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:19] [INFO ] Deduced a trap composed of 84 places in 246 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 01:58:20] [INFO ] Deduced a trap composed of 96 places in 230 ms of which 40 ms to minimize.
[2025-06-01 01:58:20] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 3822 ms
[2025-06-01 01:58:20] [INFO ] Computed and/alt/rep : 996/1928/996 causal constraints (skipped 0 transitions) in 43 ms.
[2025-06-01 01:58:21] [INFO ] Added : 30 causal constraints over 6 iterations in 784 ms. Result :unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 184 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Product exploration explored 100000 steps with 20052 reset in 155 ms.
Product exploration explored 100000 steps with 19991 reset in 163 ms.
Applying partial POR strategy [false, false, false, true, true]
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), true]
Support contains 3 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Performed 238 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 238 rules applied. Total rules applied 239 place count 1056 transition count 996
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 42 Pre rules applied. Total rules applied 239 place count 1056 transition count 1035
Deduced a syphon composed of 280 places in 7 ms
Iterating global reduction 1 with 42 rules applied. Total rules applied 281 place count 1056 transition count 1035
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 285 place count 1052 transition count 1031
Deduced a syphon composed of 276 places in 7 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 289 place count 1052 transition count 1031
Performed 181 Post agglomeration using F-continuation condition.Transition count delta: -38
Deduced a syphon composed of 457 places in 5 ms
Iterating global reduction 1 with 181 rules applied. Total rules applied 470 place count 1052 transition count 1069
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 471 place count 1051 transition count 1068
Deduced a syphon composed of 456 places in 5 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 472 place count 1051 transition count 1068
Performed 39 Post agglomeration using F-continuation condition.Transition count delta: -248
Deduced a syphon composed of 495 places in 5 ms
Iterating global reduction 1 with 39 rules applied. Total rules applied 511 place count 1051 transition count 1316
Discarding 40 places :
Symmetric choice reduction at 1 with 40 rule applications. Total rules 551 place count 1011 transition count 1236
Deduced a syphon composed of 455 places in 5 ms
Iterating global reduction 1 with 40 rules applied. Total rules applied 591 place count 1011 transition count 1236
Deduced a syphon composed of 455 places in 4 ms
Applied a total of 591 rules in 347 ms. Remains 1011 /1057 variables (removed 46) and now considering 1236/997 (removed -239) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 01:58:22] [INFO ] Redundant transitions in 11 ms returned []
Running 1235 sub problems to find dead transitions.
// Phase 1: matrix 1236 rows 1011 cols
[2025-06-01 01:58:22] [INFO ] Invariants computation overflowed in 113 ms
[2025-06-01 01:58:22] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1010/2247 variables, and 0 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30023 ms.
Refiners :[State Equation: 0/1011 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 1235/1235 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1235 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s726 timeout
1)
(s727 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1010/2247 variables, and 0 constraints, problems are : Problem set: 0 solved, 1235 unsolved in 30027 ms.
Refiners :[State Equation: 0/1011 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 0/1235 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60338ms problems are : Problem set: 0 solved, 1235 unsolved
Search for dead transitions found 0 dead transitions in 60340ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1011/1057 places, 1236/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60710 ms. Remains : 1011/1057 places, 1236/997 transitions.
Built C files in :
/tmp/ltsmin14623439916141002817
[2025-06-01 01:59:22] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14623439916141002817
Running compilation step : cd /tmp/ltsmin14623439916141002817;'/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 1617 ms.
Running link step : cd /tmp/ltsmin14623439916141002817;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin14623439916141002817;'/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/stateBased3112342787936255578.hoa' '--buchi-type=spotba'
LTSmin run took 294 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-07 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleExponent-PT-020-LTLCardinality-07 finished in 739827 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(X(F(p0)))))'
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 39 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:59:24] [INFO ] Invariants computation overflowed in 106 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:59:25] [INFO ] Implicit Places using invariants in 369 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:59:25] [INFO ] Invariants computation overflowed in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 01:59:39] [INFO ] Implicit Places using invariants and state equation in 13904 ms returned []
Implicit Place search using SMT with State Equation took 14274 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 01:59:39] [INFO ] Invariants computation overflowed in 111 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30231ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30234ms
Finished structural reductions in LTL mode , in 1 iterations and 44554 ms. Remains : 1057/1057 places, 997/997 transitions.
Stuttering acceptance computed with spot in 157 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-08
Product exploration explored 100000 steps with 25000 reset in 165 ms.
Product exploration explored 100000 steps with 25000 reset in 178 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 69 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 148 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1312 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (1133 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 245738 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 1
Probabilistic random walk after 245738 steps, saw 122887 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 02:00:13] [INFO ] Invariants computation overflowed in 105 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/38 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 76/114 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 136/250 variables, 66/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 139/389 variables, 73/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/389 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/528 variables, 72/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/528 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 96/624 variables, 57/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/624 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 75/699 variables, 39/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/699 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 84/783 variables, 41/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/783 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 97/880 variables, 50/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/945 variables, 39/480 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/945 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 50/995 variables, 25/505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/995 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 53/1048 variables, 28/533 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/533 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 50/1098 variables, 25/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1098 variables, 0/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 53/1151 variables, 28/586 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1151 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 50/1201 variables, 25/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1201 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 53/1254 variables, 28/639 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1254 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 50/1304 variables, 25/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1304 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 53/1357 variables, 28/692 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1357 variables, 0/692 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 50/1407 variables, 25/717 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1407 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 53/1460 variables, 28/745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1460 variables, 0/745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 50/1510 variables, 25/770 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1510 variables, 0/770 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 53/1563 variables, 28/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1563 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 50/1613 variables, 25/823 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1613 variables, 0/823 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 53/1666 variables, 28/851 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1666 variables, 0/851 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 50/1716 variables, 25/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1716 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 53/1769 variables, 28/904 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1769 variables, 0/904 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 50/1819 variables, 25/929 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1819 variables, 0/929 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 53/1872 variables, 28/957 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1872 variables, 0/957 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 51/1923 variables, 25/982 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/1923 variables, 0/982 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 55/1978 variables, 30/1012 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/1978 variables, 0/1012 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 35/2013 variables, 21/1033 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2013 variables, 0/1033 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (OVERLAPS) 21/2034 variables, 11/1044 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/2034 variables, 0/1044 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (OVERLAPS) 11/2045 variables, 8/1052 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/2045 variables, 0/1052 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (OVERLAPS) 4/2049 variables, 2/1054 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2049 variables, 0/1054 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (OVERLAPS) 4/2053 variables, 2/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (INCLUDED_ONLY) 0/2053 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (OVERLAPS) 1/2054 variables, 1/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (INCLUDED_ONLY) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 75 (OVERLAPS) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2054/2054 variables, and 1057 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1749 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/38 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 76/114 variables, 30/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 136/250 variables, 66/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 139/389 variables, 73/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/389 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/528 variables, 72/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/528 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 96/624 variables, 57/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/624 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 75/699 variables, 39/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/699 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 84/783 variables, 41/392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/783 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 97/880 variables, 50/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/880 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 65/945 variables, 39/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/945 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 50/995 variables, 25/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/995 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 53/1048 variables, 28/534 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1048 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 50/1098 variables, 25/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1098 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 53/1151 variables, 28/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1151 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 50/1201 variables, 25/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1201 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 53/1254 variables, 28/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1254 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 50/1304 variables, 25/665 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1304 variables, 0/665 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 53/1357 variables, 28/693 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1357 variables, 0/693 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 50/1407 variables, 25/718 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1407 variables, 0/718 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 53/1460 variables, 28/746 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1460 variables, 0/746 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (OVERLAPS) 50/1510 variables, 25/771 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1510 variables, 0/771 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 53/1563 variables, 28/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1563 variables, 0/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 50/1613 variables, 25/824 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/1613 variables, 0/824 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (OVERLAPS) 53/1666 variables, 28/852 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/1666 variables, 0/852 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (OVERLAPS) 50/1716 variables, 25/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/1716 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (OVERLAPS) 53/1769 variables, 28/905 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/1769 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 50/1819 variables, 25/930 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/1819 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (OVERLAPS) 53/1872 variables, 28/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/1872 variables, 0/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (OVERLAPS) 51/1923 variables, 25/983 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/1923 variables, 0/983 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (OVERLAPS) 55/1978 variables, 30/1013 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/1978 variables, 0/1013 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (OVERLAPS) 35/2013 variables, 21/1034 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/2013 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (OVERLAPS) 21/2034 variables, 11/1045 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2034 variables, 0/1045 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (OVERLAPS) 11/2045 variables, 8/1053 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/2045 variables, 0/1053 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (OVERLAPS) 4/2049 variables, 2/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (INCLUDED_ONLY) 0/2049 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (OVERLAPS) 4/2053 variables, 2/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/2053 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (OVERLAPS) 1/2054 variables, 1/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/2054 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 76 (OVERLAPS) 0/2054 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2054/2054 variables, and 1058 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2624 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4493ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 112 ms.
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 240 rules applied. Total rules applied 241 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 240 rules applied. Total rules applied 481 place count 816 transition count 755
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 482 place count 815 transition count 755
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 482 place count 815 transition count 714
Deduced a syphon composed of 41 places in 6 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 564 place count 774 transition count 714
Performed 182 Post agglomeration using F-continuation condition.Transition count delta: 182
Deduced a syphon composed of 182 places in 2 ms
Reduce places removed 182 places and 0 transitions.
Iterating global reduction 3 with 364 rules applied. Total rules applied 928 place count 592 transition count 532
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 3 with 76 rules applied. Total rules applied 1004 place count 554 transition count 532
Free-agglomeration rule (complex) applied 79 times.
Iterating global reduction 3 with 79 rules applied. Total rules applied 1083 place count 554 transition count 453
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 3 with 79 rules applied. Total rules applied 1162 place count 475 transition count 453
Partial Free-agglomeration rule applied 79 times.
Drop transitions (Partial Free agglomeration) removed 79 transitions
Iterating global reduction 4 with 79 rules applied. Total rules applied 1241 place count 475 transition count 453
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1242 place count 474 transition count 452
Applied a total of 1242 rules in 92 ms. Remains 474 /1057 variables (removed 583) and now considering 452/997 (removed 545) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 92 ms. Remains : 474/1057 places, 452/997 transitions.
RANDOM walk for 40000 steps (5093 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3422 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 428797 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 1
Probabilistic random walk after 428797 steps, saw 214520 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:00:20] [INFO ] Invariants computation overflowed in 49 ms
[2025-06-01 02:00:20] [INFO ] State equation strengthened by 77 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 155/166 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 508/674 variables, 247/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/674 variables, 46/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/674 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 252/926 variables, 199/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/926 variables, 28/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/926 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 926/926 variables, and 551 constraints, problems are : Problem set: 0 solved, 1 unsolved in 228 ms.
Refiners :[State Equation: 474/474 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 155/166 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/166 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 508/674 variables, 247/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/674 variables, 46/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/674 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 252/926 variables, 199/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 28/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/926 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/926 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 926/926 variables, and 552 constraints, problems are : Problem set: 0 solved, 1 unsolved in 505 ms.
Refiners :[State Equation: 474/474 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 793ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 40 ms.
Support contains 2 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 10 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 474/474 places, 452/452 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 10 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:00:21] [INFO ] Invariants computation overflowed in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:00:22] [INFO ] Implicit Places using invariants in 474 ms returned []
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:00:22] [INFO ] Invariants computation overflowed in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:00:22] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:00:49] [INFO ] Implicit Places using invariants and state equation in 27237 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 153, 173, 178, 199, 205, 212, 226, 231, 254, 260, 282, 287, 307, 312, 333, 338, 359, 365, 386, 388, 392, 412, 418, 440, 445, 449, 466, 472]
[2025-06-01 02:00:49] [INFO ] Actually due to overlaps returned [212, 152]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 27714 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 472/474 places, 452/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 472 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 471 transition count 451
Applied a total of 2 rules in 25 ms. Remains 471 /472 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 02:00:49] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:00:49] [INFO ] Implicit Places using invariants in 441 ms returned []
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 02:00:49] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:00:50] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:01:14] [INFO ] Implicit Places using invariants and state equation in 24310 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 385, 389, 409, 415, 437, 442, 446, 463, 469]
[2025-06-01 02:01:14] [INFO ] Actually due to overlaps returned [446, 385]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 24756 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 469/474 places, 451/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 469 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 468 transition count 450
Applied a total of 2 rules in 21 ms. Remains 468 /469 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 02:01:14] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:01:14] [INFO ] Implicit Places using invariants in 434 ms returned []
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 02:01:14] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:01:14] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:01:43] [INFO ] Implicit Places using invariants and state equation in 29245 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 388, 408, 414, 436, 441, 460, 466]
[2025-06-01 02:01:43] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 29683 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 466/474 places, 450/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 466 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 465 transition count 449
Applied a total of 2 rules in 25 ms. Remains 465 /466 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 02:01:43] [INFO ] Computed 93 invariants in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:01:51] [INFO ] Implicit Places using invariants in 7584 ms returned [65, 71, 92, 97, 117, 123, 144, 149, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2025-06-01 02:01:51] [INFO ] Actually due to overlaps returned [71, 65]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7587 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 463/474 places, 449/452 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 463 transition count 449
Applied a total of 1 rules in 24 ms. Remains 463 /463 variables (removed 0) and now considering 449/449 (removed 0) transitions.
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:01:51] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:01:51] [INFO ] Implicit Places using invariants in 407 ms returned []
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:01:51] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:01:52] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:02:13] [INFO ] Implicit Places using invariants and state equation in 21604 ms returned [90, 95, 115, 121, 142, 147, 167, 172, 193, 199, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2025-06-01 02:02:13] [INFO ] Actually due to overlaps returned [95, 90]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22015 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 461/474 places, 449/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 448
Applied a total of 2 rules in 18 ms. Remains 460 /461 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:02:13] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:13] [INFO ] Implicit Places using invariants in 377 ms returned []
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:02:13] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:14] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:02:39] [INFO ] Implicit Places using invariants and state equation in 25464 ms returned [112, 118, 139, 144, 164, 169, 190, 196, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2025-06-01 02:02:39] [INFO ] Actually due to overlaps returned [118, 112]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25846 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 458/474 places, 448/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 447
Applied a total of 2 rules in 22 ms. Remains 457 /458 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:02:39] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:39] [INFO ] Implicit Places using invariants in 370 ms returned []
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:02:39] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:40] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:02:56] [INFO ] Implicit Places using invariants and state equation in 16522 ms returned [136, 141, 161, 166, 187, 193, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2025-06-01 02:02:56] [INFO ] Actually due to overlaps returned [141, 136]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16894 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 455/474 places, 447/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 446
Applied a total of 2 rules in 24 ms. Remains 454 /455 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:02:56] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:56] [INFO ] Implicit Places using invariants in 357 ms returned []
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:02:56] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:02:56] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:03:15] [INFO ] Implicit Places using invariants and state equation in 19219 ms returned [158, 163, 184, 190, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2025-06-01 02:03:15] [INFO ] Actually due to overlaps returned [163, 158]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19583 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 452/474 places, 446/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 445
Applied a total of 2 rules in 26 ms. Remains 451 /452 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:03:15] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:16] [INFO ] Implicit Places using invariants in 347 ms returned []
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:03:16] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:16] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:03:30] [INFO ] Implicit Places using invariants and state equation in 14098 ms returned [181, 187, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2025-06-01 02:03:30] [INFO ] Actually due to overlaps returned [187, 181]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14446 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 449/474 places, 445/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 444
Applied a total of 2 rules in 17 ms. Remains 448 /449 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:03:30] [INFO ] Computed 81 invariants in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:33] [INFO ] Implicit Places using invariants in 3497 ms returned [203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2025-06-01 02:03:33] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3498 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 446/474 places, 444/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 443
Applied a total of 2 rules in 21 ms. Remains 445 /446 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:03:33] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:34] [INFO ] Implicit Places using invariants in 321 ms returned []
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:03:34] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:34] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:03:44] [INFO ] Implicit Places using invariants and state equation in 10567 ms returned [228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2025-06-01 02:03:44] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10890 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 443/474 places, 443/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 442
Applied a total of 2 rules in 22 ms. Remains 442 /443 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:03:44] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:45] [INFO ] Implicit Places using invariants in 312 ms returned []
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:03:45] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:45] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:03:58] [INFO ] Implicit Places using invariants and state equation in 12962 ms returned [253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2025-06-01 02:03:58] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13278 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 440/474 places, 442/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 441
Applied a total of 2 rules in 22 ms. Remains 439 /440 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:03:58] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:58] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:03:58] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:03:58] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:04:10] [INFO ] Implicit Places using invariants and state equation in 11715 ms returned [275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2025-06-01 02:04:10] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 12020 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 437/474 places, 441/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 440
Applied a total of 2 rules in 16 ms. Remains 436 /437 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:04:10] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:10] [INFO ] Implicit Places using invariants in 293 ms returned []
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:04:10] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:10] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:04:19] [INFO ] Implicit Places using invariants and state equation in 8926 ms returned [298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2025-06-01 02:04:19] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9224 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 434/474 places, 440/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 439
Applied a total of 2 rules in 29 ms. Remains 433 /434 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:04:19] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:19] [INFO ] Implicit Places using invariants in 286 ms returned []
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:04:19] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:19] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:04:30] [INFO ] Implicit Places using invariants and state equation in 10662 ms returned [321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2025-06-01 02:04:30] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10952 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 431/474 places, 439/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 438
Applied a total of 2 rules in 23 ms. Remains 430 /431 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:04:30] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:30] [INFO ] Implicit Places using invariants in 283 ms returned []
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:04:30] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:30] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:04:39] [INFO ] Implicit Places using invariants and state equation in 8511 ms returned [345, 350, 370, 376, 398, 403, 422, 428]
[2025-06-01 02:04:39] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8797 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 428/474 places, 438/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 437
Applied a total of 2 rules in 24 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:04:39] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:39] [INFO ] Implicit Places using invariants in 277 ms returned []
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:04:39] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:39] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:04:48] [INFO ] Implicit Places using invariants and state equation in 8611 ms returned [367, 373, 395, 400, 419, 425]
[2025-06-01 02:04:48] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8891 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 425/474 places, 437/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 436
Applied a total of 2 rules in 21 ms. Remains 424 /425 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 02:04:48] [INFO ] Computed 65 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:50] [INFO ] Implicit Places using invariants in 2087 ms returned [392, 397, 416, 422]
[2025-06-01 02:04:50] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2088 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 422/474 places, 436/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 435
Applied a total of 2 rules in 18 ms. Remains 421 /422 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:04:50] [INFO ] Computed 63 invariants in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:52] [INFO ] Implicit Places using invariants in 2002 ms returned [413, 419]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2003 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 419/474 places, 435/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 419 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 418 transition count 434
Applied a total of 2 rules in 18 ms. Remains 418 /419 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 02:04:52] [INFO ] Computed 61 invariants in 54 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:54] [INFO ] Implicit Places using invariants in 1732 ms returned []
[2025-06-01 02:04:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:04:54] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:05:03] [INFO ] Implicit Places using invariants and state equation in 9201 ms returned []
Implicit Place search using SMT with State Equation took 10934 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 418/474 places, 434/452 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 281527 ms. Remains : 418/474 places, 434/452 transitions.
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 69 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 141 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Applied a total of 0 rules in 37 ms. Remains 1057 /1057 variables (removed 0) and now considering 997/997 (removed 0) transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 02:05:03] [INFO ] Invariants computation overflowed in 112 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:05:04] [INFO ] Implicit Places using invariants in 378 ms returned []
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 02:05:04] [INFO ] Invariants computation overflowed in 104 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:05:17] [INFO ] Implicit Places using invariants and state equation in 13361 ms returned []
Implicit Place search using SMT with State Equation took 13741 ms to find 0 implicit places.
Running 996 sub problems to find dead transitions.
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 02:05:17] [INFO ] Invariants computation overflowed in 105 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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) 0/1056 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 996 unsolved
SMT process timed out in 30231ms, After SMT, problems are : Problem set: 0 solved, 996 unsolved
Search for dead transitions found 0 dead transitions in 30233ms
Finished structural reductions in LTL mode , in 1 iterations and 44016 ms. Remains : 1057/1057 places, 997/997 transitions.
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 55 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 153 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (1317 resets) in 69 ms. (571 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (1158 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 245565 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 1
Probabilistic random walk after 245565 steps, saw 122799 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
// Phase 1: matrix 997 rows 1057 cols
[2025-06-01 02:05:51] [INFO ] Invariants computation overflowed in 101 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/38 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 76/114 variables, 30/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/114 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 136/250 variables, 66/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 139/389 variables, 73/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/389 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 139/528 variables, 72/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/528 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 96/624 variables, 57/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/624 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 75/699 variables, 39/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/699 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 84/783 variables, 41/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/783 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 97/880 variables, 50/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 65/945 variables, 39/480 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/945 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 50/995 variables, 25/505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/995 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 53/1048 variables, 28/533 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/533 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 50/1098 variables, 25/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1098 variables, 0/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 53/1151 variables, 28/586 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1151 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 50/1201 variables, 25/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1201 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 53/1254 variables, 28/639 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1254 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 50/1304 variables, 25/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1304 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 53/1357 variables, 28/692 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1357 variables, 0/692 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 50/1407 variables, 25/717 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1407 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (OVERLAPS) 53/1460 variables, 28/745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1460 variables, 0/745 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 50/1510 variables, 25/770 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/1510 variables, 0/770 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (OVERLAPS) 53/1563 variables, 28/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/1563 variables, 0/798 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (OVERLAPS) 50/1613 variables, 25/823 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/1613 variables, 0/823 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (OVERLAPS) 53/1666 variables, 28/851 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (INCLUDED_ONLY) 0/1666 variables, 0/851 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (OVERLAPS) 50/1716 variables, 25/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/1716 variables, 0/876 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (OVERLAPS) 53/1769 variables, 28/904 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/1769 variables, 0/904 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (OVERLAPS) 50/1819 variables, 25/929 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (INCLUDED_ONLY) 0/1819 variables, 0/929 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (OVERLAPS) 53/1872 variables, 28/957 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/1872 variables, 0/957 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (OVERLAPS) 51/1923 variables, 25/982 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/1923 variables, 0/982 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (OVERLAPS) 55/1978 variables, 30/1012 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (INCLUDED_ONLY) 0/1978 variables, 0/1012 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (OVERLAPS) 35/2013 variables, 21/1033 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/2013 variables, 0/1033 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (OVERLAPS) 21/2034 variables, 11/1044 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/2034 variables, 0/1044 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (OVERLAPS) 11/2045 variables, 8/1052 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (INCLUDED_ONLY) 0/2045 variables, 0/1052 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (OVERLAPS) 4/2049 variables, 2/1054 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/2049 variables, 0/1054 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (OVERLAPS) 4/2053 variables, 2/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (INCLUDED_ONLY) 0/2053 variables, 0/1056 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (OVERLAPS) 1/2054 variables, 1/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (INCLUDED_ONLY) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 75 (OVERLAPS) 0/2054 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2054/2054 variables, and 1057 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1732 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 30/38 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 76/114 variables, 30/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/114 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 136/250 variables, 66/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 139/389 variables, 73/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/389 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 139/528 variables, 72/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/528 variables, 0/255 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 96/624 variables, 57/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/624 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 75/699 variables, 39/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/699 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 84/783 variables, 41/392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/783 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 97/880 variables, 50/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/880 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 65/945 variables, 39/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/945 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 50/995 variables, 25/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/995 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 53/1048 variables, 28/534 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1048 variables, 0/534 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 50/1098 variables, 25/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1098 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 53/1151 variables, 28/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1151 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 50/1201 variables, 25/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1201 variables, 0/612 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 53/1254 variables, 28/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1254 variables, 0/640 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 50/1304 variables, 25/665 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1304 variables, 0/665 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 53/1357 variables, 28/693 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1357 variables, 0/693 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 50/1407 variables, 25/718 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1407 variables, 0/718 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 53/1460 variables, 28/746 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/1460 variables, 0/746 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 44 (OVERLAPS) 50/1510 variables, 25/771 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/1510 variables, 0/771 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 46 (OVERLAPS) 53/1563 variables, 28/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 47 (INCLUDED_ONLY) 0/1563 variables, 0/799 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 48 (OVERLAPS) 50/1613 variables, 25/824 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/1613 variables, 0/824 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 50 (OVERLAPS) 53/1666 variables, 28/852 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/1666 variables, 0/852 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 52 (OVERLAPS) 50/1716 variables, 25/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 53 (INCLUDED_ONLY) 0/1716 variables, 0/877 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 54 (OVERLAPS) 53/1769 variables, 28/905 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/1769 variables, 0/905 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 56 (OVERLAPS) 50/1819 variables, 25/930 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/1819 variables, 0/930 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 58 (OVERLAPS) 53/1872 variables, 28/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 59 (INCLUDED_ONLY) 0/1872 variables, 0/958 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 60 (OVERLAPS) 51/1923 variables, 25/983 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/1923 variables, 0/983 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 62 (OVERLAPS) 55/1978 variables, 30/1013 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/1978 variables, 0/1013 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 64 (OVERLAPS) 35/2013 variables, 21/1034 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 65 (INCLUDED_ONLY) 0/2013 variables, 0/1034 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 66 (OVERLAPS) 21/2034 variables, 11/1045 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/2034 variables, 0/1045 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 68 (OVERLAPS) 11/2045 variables, 8/1053 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/2045 variables, 0/1053 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 70 (OVERLAPS) 4/2049 variables, 2/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 71 (INCLUDED_ONLY) 0/2049 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 72 (OVERLAPS) 4/2053 variables, 2/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/2053 variables, 0/1057 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 74 (OVERLAPS) 1/2054 variables, 1/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/2054 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 76 (OVERLAPS) 0/2054 variables, 0/1058 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2054/2054 variables, and 1058 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2652 ms.
Refiners :[State Equation: 1057/1057 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4490ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 107 ms.
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1055 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 239 transitions
Trivial Post-agglo rules discarded 239 transitions
Performed 239 trivial Post agglomeration. Transition count delta: 239
Iterating post reduction 0 with 240 rules applied. Total rules applied 241 place count 1055 transition count 756
Reduce places removed 239 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 240 rules applied. Total rules applied 481 place count 816 transition count 755
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 482 place count 815 transition count 755
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 482 place count 815 transition count 714
Deduced a syphon composed of 41 places in 6 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 564 place count 774 transition count 714
Performed 182 Post agglomeration using F-continuation condition.Transition count delta: 182
Deduced a syphon composed of 182 places in 2 ms
Reduce places removed 182 places and 0 transitions.
Iterating global reduction 3 with 364 rules applied. Total rules applied 928 place count 592 transition count 532
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 3 with 76 rules applied. Total rules applied 1004 place count 554 transition count 532
Free-agglomeration rule (complex) applied 79 times.
Iterating global reduction 3 with 79 rules applied. Total rules applied 1083 place count 554 transition count 453
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 3 with 79 rules applied. Total rules applied 1162 place count 475 transition count 453
Partial Free-agglomeration rule applied 79 times.
Drop transitions (Partial Free agglomeration) removed 79 transitions
Iterating global reduction 4 with 79 rules applied. Total rules applied 1241 place count 475 transition count 453
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1242 place count 474 transition count 452
Applied a total of 1242 rules in 85 ms. Remains 474 /1057 variables (removed 583) and now considering 452/997 (removed 545) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 474/1057 places, 452/997 transitions.
RANDOM walk for 40000 steps (5116 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3377 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 426210 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 1
Probabilistic random walk after 426210 steps, saw 213239 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:05:58] [INFO ] Invariants computation overflowed in 51 ms
[2025-06-01 02:05:58] [INFO ] State equation strengthened by 77 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 155/166 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 508/674 variables, 247/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/674 variables, 46/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/674 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 252/926 variables, 199/523 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/926 variables, 28/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/926 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 926/926 variables, and 551 constraints, problems are : Problem set: 0 solved, 1 unsolved in 227 ms.
Refiners :[State Equation: 474/474 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 9/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 155/166 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/166 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/166 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/166 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 508/674 variables, 247/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/674 variables, 46/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/674 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 252/926 variables, 199/524 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 28/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/926 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/926 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 926/926 variables, and 552 constraints, problems are : Problem set: 0 solved, 1 unsolved in 527 ms.
Refiners :[State Equation: 474/474 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 810ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 34 ms.
Support contains 2 out of 474 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 9 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 474/474 places, 452/452 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 474/474 places, 452/452 transitions.
Applied a total of 0 rules in 9 ms. Remains 474 /474 variables (removed 0) and now considering 452/452 (removed 0) transitions.
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:05:59] [INFO ] Invariants computation overflowed in 49 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:00] [INFO ] Implicit Places using invariants in 506 ms returned []
// Phase 1: matrix 452 rows 474 cols
[2025-06-01 02:06:00] [INFO ] Invariants computation overflowed in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:00] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:06:28] [INFO ] Implicit Places using invariants and state equation in 28162 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 153, 173, 178, 199, 205, 212, 226, 231, 254, 260, 282, 287, 307, 312, 333, 338, 359, 365, 386, 388, 392, 412, 418, 440, 445, 449, 466, 472]
[2025-06-01 02:06:28] [INFO ] Actually due to overlaps returned [212, 152]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 28672 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 472/474 places, 452/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 472 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 471 transition count 451
Applied a total of 2 rules in 25 ms. Remains 471 /472 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 02:06:28] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:28] [INFO ] Implicit Places using invariants in 438 ms returned []
// Phase 1: matrix 451 rows 471 cols
[2025-06-01 02:06:28] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:28] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:06:52] [INFO ] Implicit Places using invariants and state equation in 24246 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 385, 389, 409, 415, 437, 442, 446, 463, 469]
[2025-06-01 02:06:52] [INFO ] Actually due to overlaps returned [446, 385]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 24687 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 469/474 places, 451/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 469 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 468 transition count 450
Applied a total of 2 rules in 33 ms. Remains 468 /469 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 02:06:52] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:53] [INFO ] Implicit Places using invariants in 425 ms returned []
// Phase 1: matrix 450 rows 468 cols
[2025-06-01 02:06:53] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:06:53] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:07:22] [INFO ] Implicit Places using invariants and state equation in 29298 ms returned [42, 48, 68, 74, 95, 100, 120, 126, 147, 152, 172, 177, 198, 204, 223, 228, 251, 257, 279, 284, 304, 309, 330, 335, 356, 362, 383, 388, 408, 414, 436, 441, 460, 466]
[2025-06-01 02:07:22] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 29726 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 466/474 places, 450/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 466 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 465 transition count 449
Applied a total of 2 rules in 25 ms. Remains 465 /466 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 465 cols
[2025-06-01 02:07:22] [INFO ] Computed 93 invariants in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:07:30] [INFO ] Implicit Places using invariants in 7845 ms returned [65, 71, 92, 97, 117, 123, 144, 149, 169, 174, 195, 201, 220, 225, 248, 254, 276, 281, 301, 306, 327, 332, 353, 359, 380, 385, 405, 411, 433, 438, 457, 463]
[2025-06-01 02:07:30] [INFO ] Actually due to overlaps returned [71, 65]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7846 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 463/474 places, 449/452 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 463 transition count 449
Applied a total of 1 rules in 21 ms. Remains 463 /463 variables (removed 0) and now considering 449/449 (removed 0) transitions.
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:07:30] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:07:30] [INFO ] Implicit Places using invariants in 411 ms returned []
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:07:30] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:07:31] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:07:53] [INFO ] Implicit Places using invariants and state equation in 22473 ms returned [90, 95, 115, 121, 142, 147, 167, 172, 193, 199, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2025-06-01 02:07:53] [INFO ] Actually due to overlaps returned [95, 90]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22888 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 461/474 places, 449/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 448
Applied a total of 2 rules in 24 ms. Remains 460 /461 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:07:53] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:07:53] [INFO ] Implicit Places using invariants in 386 ms returned []
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:07:53] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:07:54] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:08:19] [INFO ] Implicit Places using invariants and state equation in 25481 ms returned [112, 118, 139, 144, 164, 169, 190, 196, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2025-06-01 02:08:19] [INFO ] Actually due to overlaps returned [118, 112]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25869 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 458/474 places, 448/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 447
Applied a total of 2 rules in 23 ms. Remains 457 /458 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:08:19] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:19] [INFO ] Implicit Places using invariants in 365 ms returned []
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:08:19] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:19] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:08:36] [INFO ] Implicit Places using invariants and state equation in 16666 ms returned [136, 141, 161, 166, 187, 193, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2025-06-01 02:08:36] [INFO ] Actually due to overlaps returned [141, 136]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17033 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 455/474 places, 447/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 446
Applied a total of 2 rules in 26 ms. Remains 454 /455 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:08:36] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:36] [INFO ] Implicit Places using invariants in 360 ms returned []
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:08:36] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:36] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:08:56] [INFO ] Implicit Places using invariants and state equation in 19323 ms returned [158, 163, 184, 190, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2025-06-01 02:08:56] [INFO ] Actually due to overlaps returned [163, 158]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19687 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 452/474 places, 446/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 445
Applied a total of 2 rules in 20 ms. Remains 451 /452 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:08:56] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:56] [INFO ] Implicit Places using invariants in 340 ms returned []
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:08:56] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:08:56] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:09:11] [INFO ] Implicit Places using invariants and state equation in 14551 ms returned [181, 187, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2025-06-01 02:09:11] [INFO ] Actually due to overlaps returned [187, 181]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14893 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 449/474 places, 445/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 444
Applied a total of 2 rules in 24 ms. Remains 448 /449 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:09:11] [INFO ] Computed 81 invariants in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:14] [INFO ] Implicit Places using invariants in 3510 ms returned [203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2025-06-01 02:09:14] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3511 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 446/474 places, 444/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 443
Applied a total of 2 rules in 22 ms. Remains 445 /446 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:09:14] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:14] [INFO ] Implicit Places using invariants in 330 ms returned []
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:09:14] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:15] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:09:25] [INFO ] Implicit Places using invariants and state equation in 10668 ms returned [228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2025-06-01 02:09:25] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11001 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 443/474 places, 443/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 442
Applied a total of 2 rules in 26 ms. Remains 442 /443 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:09:25] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:25] [INFO ] Implicit Places using invariants in 316 ms returned []
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:09:25] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:26] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:09:39] [INFO ] Implicit Places using invariants and state equation in 13116 ms returned [253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2025-06-01 02:09:39] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13434 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 440/474 places, 442/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 441
Applied a total of 2 rules in 23 ms. Remains 439 /440 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:09:39] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:39] [INFO ] Implicit Places using invariants in 306 ms returned []
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:09:39] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:39] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:09:51] [INFO ] Implicit Places using invariants and state equation in 11837 ms returned [275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2025-06-01 02:09:51] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 12144 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 437/474 places, 441/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 440
Applied a total of 2 rules in 19 ms. Remains 436 /437 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:09:51] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:51] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:09:51] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:09:51] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:10:00] [INFO ] Implicit Places using invariants and state equation in 9075 ms returned [298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2025-06-01 02:10:00] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9378 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 434/474 places, 440/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 439
Applied a total of 2 rules in 23 ms. Remains 433 /434 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:10:00] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:00] [INFO ] Implicit Places using invariants in 287 ms returned []
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:10:00] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:01] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:10:11] [INFO ] Implicit Places using invariants and state equation in 10622 ms returned [321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2025-06-01 02:10:11] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10911 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 431/474 places, 439/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 438
Applied a total of 2 rules in 25 ms. Remains 430 /431 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:10:11] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:11] [INFO ] Implicit Places using invariants in 283 ms returned []
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:10:11] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:12] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:10:20] [INFO ] Implicit Places using invariants and state equation in 8605 ms returned [345, 350, 370, 376, 398, 403, 422, 428]
[2025-06-01 02:10:20] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8890 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 428/474 places, 438/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 437
Applied a total of 2 rules in 21 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:10:20] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:20] [INFO ] Implicit Places using invariants in 279 ms returned []
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:10:20] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:20] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:10:29] [INFO ] Implicit Places using invariants and state equation in 8773 ms returned [367, 373, 395, 400, 419, 425]
[2025-06-01 02:10:29] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9054 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 425/474 places, 437/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 436
Applied a total of 2 rules in 16 ms. Remains 424 /425 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 02:10:29] [INFO ] Computed 65 invariants in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:31] [INFO ] Implicit Places using invariants in 2056 ms returned [392, 397, 416, 422]
[2025-06-01 02:10:31] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2058 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 422/474 places, 436/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 435
Applied a total of 2 rules in 18 ms. Remains 421 /422 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:10:31] [INFO ] Computed 63 invariants in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:33] [INFO ] Implicit Places using invariants in 1957 ms returned [413, 419]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1958 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 419/474 places, 435/452 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 419 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 418 transition count 434
Applied a total of 2 rules in 18 ms. Remains 418 /419 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 02:10:33] [INFO ] Computed 61 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:35] [INFO ] Implicit Places using invariants in 1708 ms returned []
[2025-06-01 02:10:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:10:35] [INFO ] State equation strengthened by 77 read => feed constraints.
[2025-06-01 02:10:44] [INFO ] Implicit Places using invariants and state equation in 9300 ms returned []
Implicit Place search using SMT with State Equation took 11010 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 418/474 places, 434/452 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 285099 ms. Remains : 418/474 places, 434/452 transitions.
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 71 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 156 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 152 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 158 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 171 ms.
Product exploration explored 100000 steps with 25000 reset in 181 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 162 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Performed 237 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 237 rules applied. Total rules applied 238 place count 1056 transition count 996
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 42 Pre rules applied. Total rules applied 238 place count 1056 transition count 1035
Deduced a syphon composed of 279 places in 8 ms
Iterating global reduction 1 with 42 rules applied. Total rules applied 280 place count 1056 transition count 1035
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 284 place count 1052 transition count 1031
Deduced a syphon composed of 275 places in 7 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 288 place count 1052 transition count 1031
Performed 182 Post agglomeration using F-continuation condition.Transition count delta: -39
Deduced a syphon composed of 457 places in 5 ms
Iterating global reduction 1 with 182 rules applied. Total rules applied 470 place count 1052 transition count 1070
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 471 place count 1051 transition count 1069
Deduced a syphon composed of 456 places in 5 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 472 place count 1051 transition count 1069
Performed 40 Post agglomeration using F-continuation condition.Transition count delta: -252
Deduced a syphon composed of 496 places in 4 ms
Iterating global reduction 1 with 40 rules applied. Total rules applied 512 place count 1051 transition count 1321
Discarding 41 places :
Symmetric choice reduction at 1 with 41 rule applications. Total rules 553 place count 1010 transition count 1239
Deduced a syphon composed of 455 places in 4 ms
Iterating global reduction 1 with 41 rules applied. Total rules applied 594 place count 1010 transition count 1239
Deduced a syphon composed of 455 places in 5 ms
Applied a total of 594 rules in 200 ms. Remains 1010 /1057 variables (removed 47) and now considering 1239/997 (removed -242) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:10:45] [INFO ] Redundant transitions in 11 ms returned []
Running 1238 sub problems to find dead transitions.
// Phase 1: matrix 1239 rows 1010 cols
[2025-06-01 02:10:46] [INFO ] Invariants computation overflowed in 98 ms
[2025-06-01 02:10:46] [INFO ] State equation strengthened by 40 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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 1009/2249 variables, and 0 constraints, problems are : Problem set: 0 solved, 1238 unsolved in 30021 ms.
Refiners :[State Equation: 0/1010 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 1238/1238 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1238 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1009/2249 variables, and 0 constraints, problems are : Problem set: 0 solved, 1238 unsolved in 30026 ms.
Refiners :[State Equation: 0/1010 constraints, ReadFeed: 0/40 constraints, PredecessorRefiner: 0/1238 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60338ms problems are : Problem set: 0 solved, 1238 unsolved
Search for dead transitions found 0 dead transitions in 60340ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1010/1057 places, 1239/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60560 ms. Remains : 1010/1057 places, 1239/997 transitions.
Built C files in :
/tmp/ltsmin17420726332557954799
[2025-06-01 02:11:46] [INFO ] Built C files in 21ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17420726332557954799
Running compilation step : cd /tmp/ltsmin17420726332557954799;'/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 1648 ms.
Running link step : cd /tmp/ltsmin17420726332557954799;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin17420726332557954799;'/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/stateBased538205714582044902.hoa' '--buchi-type=spotba'
LTSmin run took 293 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-08 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DoubleExponent-PT-020-LTLCardinality-08 finished in 743617 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(p0))&&F(p1))))'
Support contains 4 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 240 transitions
Trivial Post-agglo rules discarded 240 transitions
Performed 240 trivial Post agglomeration. Transition count delta: 240
Iterating post reduction 0 with 240 rules applied. Total rules applied 241 place count 1055 transition count 755
Reduce places removed 240 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 241 rules applied. Total rules applied 482 place count 815 transition count 754
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 483 place count 814 transition count 754
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 483 place count 814 transition count 713
Deduced a syphon composed of 41 places in 6 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 565 place count 773 transition count 713
Performed 180 Post agglomeration using F-continuation condition.Transition count delta: 180
Deduced a syphon composed of 180 places in 2 ms
Reduce places removed 180 places and 0 transitions.
Iterating global reduction 3 with 360 rules applied. Total rules applied 925 place count 593 transition count 533
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 3 with 74 rules applied. Total rules applied 999 place count 556 transition count 533
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1000 place count 555 transition count 532
Applied a total of 1000 rules in 86 ms. Remains 555 /1057 variables (removed 502) and now considering 532/997 (removed 465) transitions.
// Phase 1: matrix 532 rows 555 cols
[2025-06-01 02:11:48] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:11:48] [INFO ] Implicit Places using invariants in 251 ms returned []
// Phase 1: matrix 532 rows 555 cols
[2025-06-01 02:11:48] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:11:48] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 02:11:56] [INFO ] Implicit Places using invariants and state equation in 7742 ms returned []
Implicit Place search using SMT with State Equation took 7995 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:11:56] [INFO ] Redundant transitions in 6 ms returned []
Running 531 sub problems to find dead transitions.
// Phase 1: matrix 532 rows 555 cols
[2025-06-01 02:11:56] [INFO ] Invariants computation overflowed in 31 ms
[2025-06-01 02:11:56] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/554 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 1 (OVERLAPS) 532/1086 variables, 554/554 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1086 variables, 38/592 constraints. Problems are: Problem set: 0 solved, 531 unsolved
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(s481 0.0)
(s482 0.0)
(s483 0.0)
(s484 0.0)
(s485 0.0)
(s486 0.0)
(s487 0.0)
(s488 1.0)
(s489 1.0)
(s490 0.0)
(s491 0.0)
(s492 0.0)
(s493 0.0)
(s494 1.0)
(s495 1.0)
(s496 timeout
0.0)
(s497 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1086/1087 variables, and 592 constraints, problems are : Problem set: 0 solved, 531 unsolved in 30028 ms.
Refiners :[State Equation: 554/555 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 531/531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 531 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/554 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 1 (OVERLAPS) 532/1086 variables, 554/554 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1086 variables, 38/592 constraints. Problems are: Problem set: 0 solved, 531 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1086 variables, 528/1120 constraints. Problems are: Problem set: 0 solved, 531 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1086/1087 variables, and 1120 constraints, problems are : Problem set: 0 solved, 531 unsolved in 30031 ms.
Refiners :[State Equation: 554/555 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 528/531 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60146ms problems are : Problem set: 0 solved, 531 unsolved
Search for dead transitions found 0 dead transitions in 60147ms
Starting structural reductions in SI_LTL mode, iteration 1 : 555/1057 places, 532/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68245 ms. Remains : 555/1057 places, 532/997 transitions.
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-09
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 0 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleExponent-PT-020-LTLCardinality-09 finished in 68379 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(p1)))'
Support contains 6 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 236 transitions
Trivial Post-agglo rules discarded 236 transitions
Performed 236 trivial Post agglomeration. Transition count delta: 236
Iterating post reduction 0 with 236 rules applied. Total rules applied 237 place count 1055 transition count 759
Reduce places removed 236 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 239 rules applied. Total rules applied 476 place count 819 transition count 756
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 479 place count 816 transition count 756
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 40 Pre rules applied. Total rules applied 479 place count 816 transition count 716
Deduced a syphon composed of 40 places in 5 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 3 with 80 rules applied. Total rules applied 559 place count 776 transition count 716
Performed 178 Post agglomeration using F-continuation condition.Transition count delta: 178
Deduced a syphon composed of 178 places in 3 ms
Reduce places removed 178 places and 0 transitions.
Iterating global reduction 3 with 356 rules applied. Total rules applied 915 place count 598 transition count 538
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 987 place count 562 transition count 538
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 989 place count 562 transition count 538
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 990 place count 561 transition count 537
Applied a total of 990 rules in 101 ms. Remains 561 /1057 variables (removed 496) and now considering 537/997 (removed 460) transitions.
// Phase 1: matrix 537 rows 561 cols
[2025-06-01 02:12:56] [INFO ] Computed 99 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:12:57] [INFO ] Implicit Places using invariants in 295 ms returned []
[2025-06-01 02:12:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:12:57] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 02:13:04] [INFO ] Implicit Places using invariants and state equation in 7440 ms returned []
Implicit Place search using SMT with State Equation took 7738 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:13:04] [INFO ] Redundant transitions in 3 ms returned []
Running 536 sub problems to find dead transitions.
[2025-06-01 02:13:04] [INFO ] Invariant cache hit.
[2025-06-01 02:13:04] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/560 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/560 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/560 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 3 (OVERLAPS) 537/1097 variables, 560/659 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 38/697 constraints. Problems are: Problem set: 0 solved, 536 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1097/1098 variables, and 697 constraints, problems are : Problem set: 0 solved, 536 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 560/561 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 536/536 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 536 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/560 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/560 variables, 97/99 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/560 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 3 (OVERLAPS) 537/1097 variables, 560/659 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1097 variables, 38/697 constraints. Problems are: Problem set: 0 solved, 536 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1097 variables, 533/1230 constraints. Problems are: Problem set: 0 solved, 536 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1097/1098 variables, and 1230 constraints, problems are : Problem set: 0 solved, 536 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 97/97 constraints, State Equation: 560/561 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 533/536 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60093ms problems are : Problem set: 0 solved, 536 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Starting structural reductions in SI_LTL mode, iteration 1 : 561/1057 places, 537/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 67947 ms. Remains : 561/1057 places, 537/997 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), true, (NOT p1)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-11
Stuttering criterion allowed to conclude after 8 steps with 0 reset in 0 ms.
FORMULA DoubleExponent-PT-020-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DoubleExponent-PT-020-LTLCardinality-11 finished in 68058 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)))'
Support contains 1 out of 1057 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1057/1057 places, 997/997 transitions.
Graph (complete) has 1805 edges and 1057 vertex of which 1056 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 242 transitions
Trivial Post-agglo rules discarded 242 transitions
Performed 242 trivial Post agglomeration. Transition count delta: 242
Iterating post reduction 0 with 242 rules applied. Total rules applied 243 place count 1055 transition count 753
Reduce places removed 242 places and 0 transitions.
Iterating post reduction 1 with 242 rules applied. Total rules applied 485 place count 813 transition count 753
Performed 40 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 40 Pre rules applied. Total rules applied 485 place count 813 transition count 713
Deduced a syphon composed of 40 places in 6 ms
Reduce places removed 40 places and 0 transitions.
Iterating global reduction 2 with 80 rules applied. Total rules applied 565 place count 773 transition count 713
Performed 181 Post agglomeration using F-continuation condition.Transition count delta: 181
Deduced a syphon composed of 181 places in 2 ms
Reduce places removed 181 places and 0 transitions.
Iterating global reduction 2 with 362 rules applied. Total rules applied 927 place count 592 transition count 532
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 2 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 76 rules applied. Total rules applied 1003 place count 554 transition count 532
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 1004 place count 553 transition count 531
Applied a total of 1004 rules in 71 ms. Remains 553 /1057 variables (removed 504) and now considering 531/997 (removed 466) transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:14:04] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:14:05] [INFO ] Implicit Places using invariants in 251 ms returned []
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:14:05] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:14:05] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 02:14:40] [INFO ] Performed 3/553 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2025-06-01 02:14:47] [INFO ] Implicit Places using invariants and state equation in 42779 ms returned []
Implicit Place search using SMT with State Equation took 43031 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:14:47] [INFO ] Redundant transitions in 5 ms returned []
Running 530 sub problems to find dead transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:14:47] [INFO ] Invariants computation overflowed in 34 ms
[2025-06-01 02:14:47] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 5.0)
(s4 1.0)
(s5 1.0)
(s6 28.0)
(s7 0.0)
(s8 27.0)
(s9 4.0)
(s10 1.0)
(s11 2.0)
(s12 27.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 17.0)
(s18 0.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 timeout
1.0)
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1083/1084 variables, and 590 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30021 ms.
Refiners :[State Equation: 552/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 530/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 530 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1083 variables, 527/1117 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1083/1084 variables, and 1117 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30023 ms.
Refiners :[State Equation: 552/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 527/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60135ms problems are : Problem set: 0 solved, 530 unsolved
Search for dead transitions found 0 dead transitions in 60136ms
Starting structural reductions in SI_LTL mode, iteration 1 : 553/1057 places, 531/997 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 103252 ms. Remains : 553/1057 places, 531/997 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DoubleExponent-PT-020-LTLCardinality-12
Product exploration explored 100000 steps with 13866 reset in 101 ms.
Product exploration explored 100000 steps with 13722 reset in 108 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Graph (complete) has 1740 edges and 553 vertex of which 552 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (5585 resets) in 68 ms. (579 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3294 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 382723 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 1
Probabilistic random walk after 382723 steps, saw 191410 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) properties seen :0
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:15:51] [INFO ] Invariants computation overflowed in 36 ms
[2025-06-01 02:15:51] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 27/31 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/106 variables, 33/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 94/200 variables, 48/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/200 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/200 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/297 variables, 49/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/297 variables, 4/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 108/405 variables, 54/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/405 variables, 4/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/405 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 110/515 variables, 56/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/515 variables, 4/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 110/625 variables, 56/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/625 variables, 4/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/625 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 110/735 variables, 56/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/735 variables, 4/386 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/735 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 110/845 variables, 56/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/845 variables, 4/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/845 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 108/953 variables, 56/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/953 variables, 4/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/953 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 83/1036 variables, 49/555 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1036 variables, 4/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1036 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 40/1076 variables, 24/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1076 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 8/1084 variables, 8/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1084 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 0/1084 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1084/1084 variables, and 591 constraints, problems are : Problem set: 0 solved, 1 unsolved in 379 ms.
Refiners :[State Equation: 553/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 27/31 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 75/106 variables, 33/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 94/200 variables, 48/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/200 variables, 3/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/200 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 97/297 variables, 49/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 4/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/297 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 108/405 variables, 54/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/405 variables, 4/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/405 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 110/515 variables, 56/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 4/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 110/625 variables, 56/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/625 variables, 4/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/625 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 110/735 variables, 56/383 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/735 variables, 4/387 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/735 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 110/845 variables, 56/443 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/845 variables, 4/447 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/845 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 108/953 variables, 56/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/953 variables, 4/507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/953 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 83/1036 variables, 49/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1036 variables, 4/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1036 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 40/1076 variables, 24/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1076 variables, 0/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 8/1084 variables, 8/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1084 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 0/1084 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1084/1084 variables, and 592 constraints, problems are : Problem set: 0 solved, 1 unsolved in 944 ms.
Refiners :[State Equation: 553/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1364ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1998 ms.
Support contains 1 out of 553 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 553/553 places, 531/531 transitions.
Graph (complete) has 1660 edges and 553 vertex of which 552 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 552 transition count 530
Free-agglomeration rule (complex) applied 77 times.
Iterating global reduction 1 with 77 rules applied. Total rules applied 79 place count 552 transition count 453
Reduce places removed 77 places and 0 transitions.
Iterating post reduction 1 with 77 rules applied. Total rules applied 156 place count 475 transition count 453
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 2 with 80 rules applied. Total rules applied 236 place count 475 transition count 453
Applied a total of 236 rules in 32 ms. Remains 475 /553 variables (removed 78) and now considering 453/531 (removed 78) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 475/553 places, 453/531 transitions.
RANDOM walk for 40000 steps (5106 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (3358 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 428459 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 1
Probabilistic random walk after 428459 steps, saw 214360 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:15:58] [INFO ] Invariants computation overflowed in 37 ms
[2025-06-01 02:15:58] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/33 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 201/234 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 8/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 491/725 variables, 248/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/725 variables, 41/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/725 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 203/928 variables, 163/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/928 variables, 27/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/928 variables, 0/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/928 variables, 0/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 928/928 variables, and 553 constraints, problems are : Problem set: 0 solved, 1 unsolved in 565 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/33 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 201/234 variables, 56/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 8/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/234 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 491/725 variables, 248/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/725 variables, 41/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/725 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 203/928 variables, 163/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/928 variables, 27/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/928 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/928 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 928/928 variables, and 554 constraints, problems are : Problem set: 0 solved, 1 unsolved in 497 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1108ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1575 ms.
Support contains 1 out of 475 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 10 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 475/475 places, 453/453 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 9 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:16:00] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:01] [INFO ] Implicit Places using invariants in 482 ms returned []
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:16:01] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:01] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:16:22] [INFO ] Implicit Places using invariants and state equation in 21508 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 152, 172, 177, 198, 204, 211, 227, 232, 255, 261, 283, 288, 308, 313, 334, 339, 360, 366, 387, 389, 393, 413, 419, 441, 446, 450, 467, 473]
[2025-06-01 02:16:22] [INFO ] Actually due to overlaps returned [211, 151]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 21995 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 473/475 places, 453/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 473 transition count 452
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 472 transition count 452
Applied a total of 2 rules in 20 ms. Remains 472 /473 variables (removed 1) and now considering 452/453 (removed 1) transitions.
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 02:16:22] [INFO ] Invariants computation overflowed in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:23] [INFO ] Implicit Places using invariants in 459 ms returned []
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 02:16:23] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:23] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:16:45] [INFO ] Implicit Places using invariants and state equation in 22056 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 171, 176, 197, 203, 224, 229, 252, 258, 280, 285, 305, 310, 331, 336, 357, 363, 384, 386, 390, 410, 416, 438, 443, 447, 464, 470]
[2025-06-01 02:16:45] [INFO ] Actually due to overlaps returned [447, 386]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22520 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 470/475 places, 452/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 470 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 469 transition count 451
Applied a total of 2 rules in 30 ms. Remains 469 /470 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 02:16:45] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:45] [INFO ] Implicit Places using invariants in 436 ms returned []
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 02:16:45] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:16:45] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:17:15] [INFO ] Implicit Places using invariants and state equation in 29682 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 171, 176, 197, 203, 224, 229, 252, 258, 280, 285, 305, 310, 331, 336, 357, 363, 384, 389, 409, 415, 437, 442, 461, 467]
[2025-06-01 02:17:15] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 30122 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 467/475 places, 451/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 467 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 466 transition count 450
Applied a total of 2 rules in 22 ms. Remains 466 /467 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 02:17:15] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:17:15] [INFO ] Implicit Places using invariants in 420 ms returned []
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 02:17:15] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:17:16] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:17:41] [INFO ] Implicit Places using invariants and state equation in 25457 ms returned [65, 70, 91, 96, 116, 122, 143, 148, 168, 173, 194, 200, 221, 226, 249, 255, 277, 282, 302, 307, 328, 333, 354, 360, 381, 386, 406, 412, 434, 439, 458, 464]
[2025-06-01 02:17:41] [INFO ] Actually due to overlaps returned [70, 65]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25879 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 464/475 places, 450/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 464 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 463 transition count 449
Applied a total of 2 rules in 27 ms. Remains 463 /464 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:17:41] [INFO ] Computed 91 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:17:48] [INFO ] Implicit Places using invariants in 6910 ms returned [88, 93, 113, 119, 140, 145, 165, 170, 191, 197, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2025-06-01 02:17:48] [INFO ] Actually due to overlaps returned [93, 88]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6912 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 461/475 places, 449/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 448
Applied a total of 2 rules in 21 ms. Remains 460 /461 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:17:48] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:17:48] [INFO ] Implicit Places using invariants in 395 ms returned []
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:17:48] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:17:48] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:18:05] [INFO ] Implicit Places using invariants and state equation in 17214 ms returned [110, 116, 137, 142, 162, 167, 188, 194, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2025-06-01 02:18:05] [INFO ] Actually due to overlaps returned [116, 110]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17615 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 458/475 places, 448/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 447
Applied a total of 2 rules in 22 ms. Remains 457 /458 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:18:05] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:06] [INFO ] Implicit Places using invariants in 371 ms returned []
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:18:06] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:06] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:18:28] [INFO ] Implicit Places using invariants and state equation in 22345 ms returned [134, 139, 159, 164, 185, 191, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2025-06-01 02:18:28] [INFO ] Actually due to overlaps returned [139, 134]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22720 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 455/475 places, 447/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 446
Applied a total of 2 rules in 22 ms. Remains 454 /455 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:18:28] [INFO ] Invariants computation overflowed in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:29] [INFO ] Implicit Places using invariants in 371 ms returned []
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:18:29] [INFO ] Invariants computation overflowed in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:29] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:18:46] [INFO ] Implicit Places using invariants and state equation in 17278 ms returned [156, 161, 182, 188, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2025-06-01 02:18:46] [INFO ] Actually due to overlaps returned [161, 156]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17652 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 452/475 places, 446/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 445
Applied a total of 2 rules in 22 ms. Remains 451 /452 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:18:46] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:46] [INFO ] Implicit Places using invariants in 350 ms returned []
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:18:46] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:18:46] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:19:06] [INFO ] Implicit Places using invariants and state equation in 20006 ms returned [179, 185, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2025-06-01 02:19:06] [INFO ] Actually due to overlaps returned [185, 179]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 20359 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 449/475 places, 445/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 444
Applied a total of 2 rules in 24 ms. Remains 448 /449 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:19:06] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:07] [INFO ] Implicit Places using invariants in 335 ms returned []
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:19:07] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:07] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:19:24] [INFO ] Implicit Places using invariants and state equation in 17464 ms returned [203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2025-06-01 02:19:24] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17802 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 446/475 places, 444/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 443
Applied a total of 2 rules in 23 ms. Remains 445 /446 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:19:24] [INFO ] Computed 79 invariants in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:28] [INFO ] Implicit Places using invariants in 3671 ms returned [228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2025-06-01 02:19:28] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3674 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 443/475 places, 443/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 442
Applied a total of 2 rules in 23 ms. Remains 442 /443 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:19:28] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:28] [INFO ] Implicit Places using invariants in 312 ms returned []
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:19:28] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:28] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:19:44] [INFO ] Implicit Places using invariants and state equation in 16258 ms returned [253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2025-06-01 02:19:44] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16572 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 440/475 places, 442/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 441
Applied a total of 2 rules in 23 ms. Remains 439 /440 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:19:44] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:45] [INFO ] Implicit Places using invariants in 304 ms returned []
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:19:45] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:45] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:19:57] [INFO ] Implicit Places using invariants and state equation in 12624 ms returned [275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2025-06-01 02:19:57] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 12937 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 437/475 places, 441/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 440
Applied a total of 2 rules in 25 ms. Remains 436 /437 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:19:57] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:58] [INFO ] Implicit Places using invariants in 291 ms returned []
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:19:58] [INFO ] Invariants computation overflowed in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:19:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:20:07] [INFO ] Implicit Places using invariants and state equation in 9895 ms returned [298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2025-06-01 02:20:07] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10189 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 434/475 places, 440/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 439
Applied a total of 2 rules in 21 ms. Remains 433 /434 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:20:08] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:08] [INFO ] Implicit Places using invariants in 286 ms returned []
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:20:08] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:08] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:20:21] [INFO ] Implicit Places using invariants and state equation in 13626 ms returned [321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2025-06-01 02:20:21] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13915 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 431/475 places, 439/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 438
Applied a total of 2 rules in 23 ms. Remains 430 /431 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:20:21] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:22] [INFO ] Implicit Places using invariants in 282 ms returned []
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:20:22] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:22] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:20:30] [INFO ] Implicit Places using invariants and state equation in 7865 ms returned [345, 350, 370, 376, 398, 403, 422, 428]
[2025-06-01 02:20:30] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8150 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 428/475 places, 438/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 437
Applied a total of 2 rules in 22 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:20:30] [INFO ] Invariants computation overflowed in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:30] [INFO ] Implicit Places using invariants in 291 ms returned []
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:20:30] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:30] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:20:39] [INFO ] Implicit Places using invariants and state equation in 9359 ms returned [367, 373, 395, 400, 419, 425]
[2025-06-01 02:20:39] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9653 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 425/475 places, 437/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 436
Applied a total of 2 rules in 19 ms. Remains 424 /425 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 02:20:39] [INFO ] Computed 65 invariants in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:41] [INFO ] Implicit Places using invariants in 2133 ms returned [392, 397, 416, 422]
[2025-06-01 02:20:41] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2134 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 422/475 places, 436/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 435
Applied a total of 2 rules in 20 ms. Remains 421 /422 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:20:41] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:42] [INFO ] Implicit Places using invariants in 272 ms returned []
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:20:42] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:42] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:20:56] [INFO ] Implicit Places using invariants and state equation in 14178 ms returned [413, 419]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14451 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 419/475 places, 435/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 419 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 418 transition count 434
Applied a total of 2 rules in 15 ms. Remains 418 /419 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 02:20:56] [INFO ] Computed 61 invariants in 47 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:58] [INFO ] Implicit Places using invariants in 2133 ms returned []
[2025-06-01 02:20:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:20:58] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:21:06] [INFO ] Implicit Places using invariants and state equation in 7629 ms returned []
Implicit Place search using SMT with State Equation took 9763 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 418/475 places, 434/453 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 305450 ms. Remains : 418/475 places, 434/453 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 76 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Support contains 1 out of 553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 553/553 places, 531/531 transitions.
Applied a total of 0 rules in 16 ms. Remains 553 /553 variables (removed 0) and now considering 531/531 (removed 0) transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:21:06] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:21:06] [INFO ] Implicit Places using invariants in 239 ms returned []
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:21:06] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:21:06] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 02:21:42] [INFO ] Performed 3/553 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2025-06-01 02:22:19] [INFO ] Performed 5/553 implicitness test of which 0 returned IMPLICIT in 72 seconds.
[2025-06-01 02:22:35] [INFO ] Implicit Places using invariants and state equation in 88504 ms returned []
Implicit Place search using SMT with State Equation took 88744 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:22:35] [INFO ] Redundant transitions in 5 ms returned []
Running 530 sub problems to find dead transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:22:35] [INFO ] Invariants computation overflowed in 33 ms
[2025-06-01 02:22:35] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s267 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1083/1084 variables, and 590 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30025 ms.
Refiners :[State Equation: 552/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 530/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 530 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1083 variables, 527/1117 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1083/1084 variables, and 1117 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30015 ms.
Refiners :[State Equation: 552/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 527/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60138ms problems are : Problem set: 0 solved, 530 unsolved
Search for dead transitions found 0 dead transitions in 60139ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 148918 ms. Remains : 553/553 places, 531/531 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Graph (complete) has 1740 edges and 553 vertex of which 552 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (5519 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3255 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 382606 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 1
Probabilistic random walk after 382606 steps, saw 191352 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) properties seen :0
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:23:38] [INFO ] Invariants computation overflowed in 38 ms
[2025-06-01 02:23:38] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 27/31 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 75/106 variables, 33/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 94/200 variables, 48/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/200 variables, 3/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/200 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 97/297 variables, 49/144 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/297 variables, 4/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 108/405 variables, 54/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/405 variables, 4/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/405 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 110/515 variables, 56/262 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/515 variables, 4/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 110/625 variables, 56/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/625 variables, 4/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/625 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 110/735 variables, 56/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/735 variables, 4/386 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/735 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 110/845 variables, 56/442 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/845 variables, 4/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/845 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 108/953 variables, 56/502 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/953 variables, 4/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/953 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (OVERLAPS) 83/1036 variables, 49/555 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1036 variables, 4/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1036 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (OVERLAPS) 40/1076 variables, 24/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1076 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 8/1084 variables, 8/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1084 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 0/1084 variables, 0/591 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1084/1084 variables, and 591 constraints, problems are : Problem set: 0 solved, 1 unsolved in 380 ms.
Refiners :[State Equation: 553/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 27/31 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/31 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/31 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 75/106 variables, 33/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 3/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 94/200 variables, 48/93 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/200 variables, 3/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/200 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 97/297 variables, 49/145 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/297 variables, 4/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/297 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 108/405 variables, 54/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/405 variables, 4/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/405 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 110/515 variables, 56/263 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 4/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 110/625 variables, 56/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/625 variables, 4/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/625 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 110/735 variables, 56/383 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/735 variables, 4/387 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/735 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 110/845 variables, 56/443 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/845 variables, 4/447 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/845 variables, 0/447 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 108/953 variables, 56/503 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/953 variables, 4/507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/953 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 83/1036 variables, 49/556 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1036 variables, 4/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1036 variables, 0/560 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 40/1076 variables, 24/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1076 variables, 0/584 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (OVERLAPS) 8/1084 variables, 8/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1084 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 0/1084 variables, 0/592 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1084/1084 variables, and 592 constraints, problems are : Problem set: 0 solved, 1 unsolved in 902 ms.
Refiners :[State Equation: 553/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1326ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2003 ms.
Support contains 1 out of 553 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 553/553 places, 531/531 transitions.
Graph (complete) has 1660 edges and 553 vertex of which 552 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 552 transition count 530
Free-agglomeration rule (complex) applied 77 times.
Iterating global reduction 1 with 77 rules applied. Total rules applied 79 place count 552 transition count 453
Reduce places removed 77 places and 0 transitions.
Iterating post reduction 1 with 77 rules applied. Total rules applied 156 place count 475 transition count 453
Partial Free-agglomeration rule applied 80 times.
Drop transitions (Partial Free agglomeration) removed 80 transitions
Iterating global reduction 2 with 80 rules applied. Total rules applied 236 place count 475 transition count 453
Applied a total of 236 rules in 31 ms. Remains 475 /553 variables (removed 78) and now considering 453/531 (removed 78) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 475/553 places, 453/531 transitions.
RANDOM walk for 40000 steps (5138 resets) in 62 ms. (634 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3361 resets) in 36 ms. (1081 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 428661 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 1
Probabilistic random walk after 428661 steps, saw 214456 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:23:44] [INFO ] Invariants computation overflowed in 33 ms
[2025-06-01 02:23:44] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/33 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 201/234 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/234 variables, 8/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 491/725 variables, 248/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/725 variables, 41/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/725 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 203/928 variables, 163/526 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/928 variables, 27/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/928 variables, 0/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/928 variables, 0/553 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 928/928 variables, and 553 constraints, problems are : Problem set: 0 solved, 1 unsolved in 574 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 29/33 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/33 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/33 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/33 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 201/234 variables, 56/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/234 variables, 8/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/234 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 491/725 variables, 248/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/725 variables, 41/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/725 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 203/928 variables, 163/527 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/928 variables, 27/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/928 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/928 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 928/928 variables, and 554 constraints, problems are : Problem set: 0 solved, 1 unsolved in 498 ms.
Refiners :[State Equation: 475/475 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1111ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1606 ms.
Support contains 1 out of 475 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 10 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 475/475 places, 453/453 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 475/475 places, 453/453 transitions.
Applied a total of 0 rules in 9 ms. Remains 475 /475 variables (removed 0) and now considering 453/453 (removed 0) transitions.
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:23:47] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:23:48] [INFO ] Implicit Places using invariants in 476 ms returned []
// Phase 1: matrix 453 rows 475 cols
[2025-06-01 02:23:48] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:23:48] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:24:09] [INFO ] Implicit Places using invariants and state equation in 21503 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 152, 172, 177, 198, 204, 211, 227, 232, 255, 261, 283, 288, 308, 313, 334, 339, 360, 366, 387, 389, 393, 413, 419, 441, 446, 450, 467, 473]
[2025-06-01 02:24:09] [INFO ] Actually due to overlaps returned [211, 151]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 21982 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 473/475 places, 453/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 473 transition count 452
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 472 transition count 452
Applied a total of 2 rules in 25 ms. Remains 472 /473 variables (removed 1) and now considering 452/453 (removed 1) transitions.
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 02:24:09] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:24:10] [INFO ] Implicit Places using invariants in 454 ms returned []
// Phase 1: matrix 452 rows 472 cols
[2025-06-01 02:24:10] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:24:10] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:24:32] [INFO ] Implicit Places using invariants and state equation in 22267 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 171, 176, 197, 203, 224, 229, 252, 258, 280, 285, 305, 310, 331, 336, 357, 363, 384, 386, 390, 410, 416, 438, 443, 447, 464, 470]
[2025-06-01 02:24:32] [INFO ] Actually due to overlaps returned [447, 386]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22726 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 470/475 places, 452/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 470 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 469 transition count 451
Applied a total of 2 rules in 22 ms. Remains 469 /470 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 02:24:32] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:24:32] [INFO ] Implicit Places using invariants in 438 ms returned []
// Phase 1: matrix 451 rows 469 cols
[2025-06-01 02:24:32] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:24:33] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:25:01] [INFO ] Implicit Places using invariants and state equation in 28996 ms returned [42, 48, 68, 73, 94, 99, 119, 125, 146, 151, 171, 176, 197, 203, 224, 229, 252, 258, 280, 285, 305, 310, 331, 336, 357, 363, 384, 389, 409, 415, 437, 442, 461, 467]
[2025-06-01 02:25:01] [INFO ] Actually due to overlaps returned [48, 42]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 29437 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 467/475 places, 451/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 467 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 466 transition count 450
Applied a total of 2 rules in 25 ms. Remains 466 /467 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 02:25:01] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:02] [INFO ] Implicit Places using invariants in 421 ms returned []
// Phase 1: matrix 450 rows 466 cols
[2025-06-01 02:25:02] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:02] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:25:27] [INFO ] Implicit Places using invariants and state equation in 25362 ms returned [65, 70, 91, 96, 116, 122, 143, 148, 168, 173, 194, 200, 221, 226, 249, 255, 277, 282, 302, 307, 328, 333, 354, 360, 381, 386, 406, 412, 434, 439, 458, 464]
[2025-06-01 02:25:27] [INFO ] Actually due to overlaps returned [70, 65]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25787 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 464/475 places, 450/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 464 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 463 transition count 449
Applied a total of 2 rules in 23 ms. Remains 463 /464 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 463 cols
[2025-06-01 02:25:27] [INFO ] Computed 91 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:34] [INFO ] Implicit Places using invariants in 6844 ms returned [88, 93, 113, 119, 140, 145, 165, 170, 191, 197, 218, 223, 246, 252, 274, 279, 299, 304, 325, 330, 351, 357, 378, 383, 403, 409, 431, 436, 455, 461]
[2025-06-01 02:25:34] [INFO ] Actually due to overlaps returned [93, 88]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6846 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 461/475 places, 449/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 448
Applied a total of 2 rules in 22 ms. Remains 460 /461 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:25:34] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:34] [INFO ] Implicit Places using invariants in 386 ms returned []
// Phase 1: matrix 448 rows 460 cols
[2025-06-01 02:25:34] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:35] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:25:52] [INFO ] Implicit Places using invariants and state equation in 17584 ms returned [110, 116, 137, 142, 162, 167, 188, 194, 215, 220, 243, 249, 271, 276, 296, 301, 322, 327, 348, 354, 375, 380, 400, 406, 428, 433, 452, 458]
[2025-06-01 02:25:52] [INFO ] Actually due to overlaps returned [116, 110]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17973 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 458/475 places, 448/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 457 transition count 447
Applied a total of 2 rules in 23 ms. Remains 457 /458 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:25:52] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:52] [INFO ] Implicit Places using invariants in 373 ms returned []
// Phase 1: matrix 447 rows 457 cols
[2025-06-01 02:25:52] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:25:53] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:26:15] [INFO ] Implicit Places using invariants and state equation in 22450 ms returned [134, 139, 159, 164, 185, 191, 212, 217, 240, 246, 268, 273, 293, 298, 319, 324, 345, 351, 372, 377, 397, 403, 425, 430, 449, 455]
[2025-06-01 02:26:15] [INFO ] Actually due to overlaps returned [139, 134]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 22827 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 455/475 places, 447/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 455 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 454 transition count 446
Applied a total of 2 rules in 21 ms. Remains 454 /455 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:26:15] [INFO ] Invariants computation overflowed in 44 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:15] [INFO ] Implicit Places using invariants in 377 ms returned []
// Phase 1: matrix 446 rows 454 cols
[2025-06-01 02:26:15] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:15] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:26:33] [INFO ] Implicit Places using invariants and state equation in 17760 ms returned [156, 161, 182, 188, 209, 214, 237, 243, 265, 270, 290, 295, 316, 321, 342, 348, 369, 374, 394, 400, 422, 427, 446, 452]
[2025-06-01 02:26:33] [INFO ] Actually due to overlaps returned [161, 156]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18140 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 452/475 places, 446/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 451 transition count 445
Applied a total of 2 rules in 25 ms. Remains 451 /452 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:26:33] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:33] [INFO ] Implicit Places using invariants in 352 ms returned []
// Phase 1: matrix 445 rows 451 cols
[2025-06-01 02:26:33] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:34] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:26:54] [INFO ] Implicit Places using invariants and state equation in 20350 ms returned [179, 185, 206, 211, 234, 240, 262, 267, 287, 292, 313, 318, 339, 345, 366, 371, 391, 397, 419, 424, 443, 449]
[2025-06-01 02:26:54] [INFO ] Actually due to overlaps returned [185, 179]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 20707 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 449/475 places, 445/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 448 transition count 444
Applied a total of 2 rules in 22 ms. Remains 448 /449 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:26:54] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:54] [INFO ] Implicit Places using invariants in 325 ms returned []
// Phase 1: matrix 444 rows 448 cols
[2025-06-01 02:26:54] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:26:54] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:27:12] [INFO ] Implicit Places using invariants and state equation in 17741 ms returned [203, 208, 231, 237, 259, 264, 284, 289, 310, 315, 336, 342, 363, 368, 388, 394, 416, 421, 440, 446]
[2025-06-01 02:27:12] [INFO ] Actually due to overlaps returned [208, 203]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18068 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 446/475 places, 444/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 446 transition count 443
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 445 transition count 443
Applied a total of 2 rules in 22 ms. Remains 445 /446 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 445 cols
[2025-06-01 02:27:12] [INFO ] Computed 79 invariants in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:16] [INFO ] Implicit Places using invariants in 3667 ms returned [228, 234, 256, 261, 281, 286, 307, 312, 333, 339, 360, 365, 385, 391, 413, 418, 437, 443]
[2025-06-01 02:27:16] [INFO ] Actually due to overlaps returned [234, 228]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 3669 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 443/475 places, 443/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 443 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 442 transition count 442
Applied a total of 2 rules in 20 ms. Remains 442 /443 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:27:16] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:16] [INFO ] Implicit Places using invariants in 307 ms returned []
// Phase 1: matrix 442 rows 442 cols
[2025-06-01 02:27:16] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:16] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:27:32] [INFO ] Implicit Places using invariants and state equation in 16479 ms returned [253, 258, 278, 283, 304, 309, 330, 336, 357, 362, 382, 388, 410, 415, 434, 440]
[2025-06-01 02:27:32] [INFO ] Actually due to overlaps returned [258, 253]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16789 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 440/475 places, 442/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 440 transition count 441
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 439 transition count 441
Applied a total of 2 rules in 22 ms. Remains 439 /440 variables (removed 1) and now considering 441/442 (removed 1) transitions.
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:27:32] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:33] [INFO ] Implicit Places using invariants in 304 ms returned []
// Phase 1: matrix 441 rows 439 cols
[2025-06-01 02:27:33] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:33] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:27:46] [INFO ] Implicit Places using invariants and state equation in 13062 ms returned [275, 280, 301, 306, 327, 333, 354, 359, 379, 385, 407, 412, 431, 437]
[2025-06-01 02:27:46] [INFO ] Actually due to overlaps returned [280, 275]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13367 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 437/475 places, 441/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 437 transition count 440
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 436 transition count 440
Applied a total of 2 rules in 21 ms. Remains 436 /437 variables (removed 1) and now considering 440/441 (removed 1) transitions.
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:27:46] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:46] [INFO ] Implicit Places using invariants in 301 ms returned []
// Phase 1: matrix 440 rows 436 cols
[2025-06-01 02:27:46] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:46] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:27:56] [INFO ] Implicit Places using invariants and state equation in 10238 ms returned [298, 303, 324, 330, 351, 356, 376, 382, 404, 409, 428, 434]
[2025-06-01 02:27:56] [INFO ] Actually due to overlaps returned [303, 298]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10541 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 434/475 places, 440/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 439
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 439
Applied a total of 2 rules in 22 ms. Remains 433 /434 variables (removed 1) and now considering 439/440 (removed 1) transitions.
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:27:56] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:57] [INFO ] Implicit Places using invariants in 289 ms returned []
// Phase 1: matrix 439 rows 433 cols
[2025-06-01 02:27:57] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:27:57] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:28:10] [INFO ] Implicit Places using invariants and state equation in 13773 ms returned [321, 327, 348, 353, 373, 379, 401, 406, 425, 431]
[2025-06-01 02:28:10] [INFO ] Actually due to overlaps returned [327, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14067 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 431/475 places, 439/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 431 transition count 438
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 430 transition count 438
Applied a total of 2 rules in 16 ms. Remains 430 /431 variables (removed 1) and now considering 438/439 (removed 1) transitions.
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:28:10] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:11] [INFO ] Implicit Places using invariants in 278 ms returned []
// Phase 1: matrix 438 rows 430 cols
[2025-06-01 02:28:11] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:11] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:28:19] [INFO ] Implicit Places using invariants and state equation in 7926 ms returned [345, 350, 370, 376, 398, 403, 422, 428]
[2025-06-01 02:28:19] [INFO ] Actually due to overlaps returned [350, 345]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8206 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 428/475 places, 438/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 428 transition count 437
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 427 transition count 437
Applied a total of 2 rules in 25 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:28:19] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:19] [INFO ] Implicit Places using invariants in 281 ms returned []
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 02:28:19] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:19] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:28:28] [INFO ] Implicit Places using invariants and state equation in 9544 ms returned [367, 373, 395, 400, 419, 425]
[2025-06-01 02:28:28] [INFO ] Actually due to overlaps returned [373, 367]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9829 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 425/475 places, 437/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 425 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 424 transition count 436
Applied a total of 2 rules in 16 ms. Remains 424 /425 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 424 cols
[2025-06-01 02:28:29] [INFO ] Computed 65 invariants in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:31] [INFO ] Implicit Places using invariants in 2103 ms returned [392, 397, 416, 422]
[2025-06-01 02:28:31] [INFO ] Actually due to overlaps returned [397, 392]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 2104 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 422/475 places, 436/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 422 transition count 435
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 421 transition count 435
Applied a total of 2 rules in 19 ms. Remains 421 /422 variables (removed 1) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:28:31] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:31] [INFO ] Implicit Places using invariants in 267 ms returned []
// Phase 1: matrix 435 rows 421 cols
[2025-06-01 02:28:31] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:31] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:28:45] [INFO ] Implicit Places using invariants and state equation in 14314 ms returned [413, 419]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 14583 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 419/475 places, 435/453 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 419 transition count 434
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 418 transition count 434
Applied a total of 2 rules in 22 ms. Remains 418 /419 variables (removed 1) and now considering 434/435 (removed 1) transitions.
// Phase 1: matrix 434 rows 418 cols
[2025-06-01 02:28:45] [INFO ] Computed 61 invariants in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:47] [INFO ] Implicit Places using invariants in 2120 ms returned []
[2025-06-01 02:28:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:28:48] [INFO ] State equation strengthened by 78 read => feed constraints.
[2025-06-01 02:28:55] [INFO ] Implicit Places using invariants and state equation in 7592 ms returned []
Implicit Place search using SMT with State Equation took 9713 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 418/475 places, 434/453 transitions.
Finished structural reductions in REACHABILITY mode , in 20 iterations and 307787 ms. Remains : 418/475 places, 434/453 transitions.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 13816 reset in 103 ms.
Product exploration explored 100000 steps with 13851 reset in 108 ms.
Built C files in :
/tmp/ltsmin7999204030236800402
[2025-06-01 02:28:55] [INFO ] Computing symmetric may disable matrix : 531 transitions.
[2025-06-01 02:28:55] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 02:28:55] [INFO ] Computing symmetric may enable matrix : 531 transitions.
[2025-06-01 02:28:55] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 02:28:56] [INFO ] Computing Do-Not-Accords matrix : 531 transitions.
[2025-06-01 02:28:56] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-01 02:28:56] [INFO ] Built C files in 63ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7999204030236800402
Running compilation step : cd /tmp/ltsmin7999204030236800402;'/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 1261 ms.
Running link step : cd /tmp/ltsmin7999204030236800402;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin7999204030236800402;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased8841938892721768662.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 553/553 places, 531/531 transitions.
Applied a total of 0 rules in 18 ms. Remains 553 /553 variables (removed 0) and now considering 531/531 (removed 0) transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:29:11] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:29:11] [INFO ] Implicit Places using invariants in 244 ms returned []
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:29:11] [INFO ] Invariants computation overflowed in 26 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:29:11] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-01 02:29:46] [INFO ] Performed 3/553 implicitness test of which 0 returned IMPLICIT in 35 seconds.
[2025-06-01 02:29:54] [INFO ] Implicit Places using invariants and state equation in 42742 ms returned []
Implicit Place search using SMT with State Equation took 42986 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 02:29:54] [INFO ] Redundant transitions in 7 ms returned []
Running 530 sub problems to find dead transitions.
// Phase 1: matrix 531 rows 553 cols
[2025-06-01 02:29:54] [INFO ] Invariants computation overflowed in 29 ms
[2025-06-01 02:29:54] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1083/1084 variables, and 590 constraints, problems are : Problem set: 0 solved, 530 unsolved in 30017 ms.
Refiners :[State Equation: 552/553 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 530/530 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 530 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/552 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 1 (OVERLAPS) 531/1083 variables, 552/552 constraints. Problems are: Problem set: 0 solved, 530 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1083 variables, 38/590 constraints. Problems are: Problem set: 0 solved, 530 unsolved

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="DoubleExponent-PT-020"
export BK_EXAMINATION="LTLCardinality"
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 DoubleExponent-PT-020, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r072-tall-174860067600499"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-020.tgz
mv DoubleExponent-PT-020 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;