Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028000228.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 CloudReconfiguration-PT-303, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028000228
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 660K 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 CloudReconfiguration-PT-303-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-303-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748583190990

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-303
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 05:33:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 05:33:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 05:33:12] [INFO ] Load time of PNML (sax parser for PT used): 146 ms
[2025-05-30 05:33:12] [INFO ] Transformed 2584 places.
[2025-05-30 05:33:12] [INFO ] Transformed 3094 transitions.
[2025-05-30 05:33:12] [INFO ] Found NUPN structural information;
[2025-05-30 05:33:12] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 254 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA CloudReconfiguration-PT-303-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 517 places :
Symmetric choice reduction at 0 with 517 rule applications. Total rules 517 place count 2067 transition count 2577
Iterating global reduction 0 with 517 rules applied. Total rules applied 1034 place count 2067 transition count 2577
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 0 with 28 rules applied. Total rules applied 1062 place count 2067 transition count 2549
Discarding 239 places :
Symmetric choice reduction at 1 with 239 rule applications. Total rules 1301 place count 1828 transition count 2310
Iterating global reduction 1 with 239 rules applied. Total rules applied 1540 place count 1828 transition count 2310
Discarding 91 places :
Symmetric choice reduction at 1 with 91 rule applications. Total rules 1631 place count 1737 transition count 2219
Iterating global reduction 1 with 91 rules applied. Total rules applied 1722 place count 1737 transition count 2219
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1739 place count 1737 transition count 2202
Discarding 50 places :
Symmetric choice reduction at 2 with 50 rule applications. Total rules 1789 place count 1687 transition count 2152
Iterating global reduction 2 with 50 rules applied. Total rules applied 1839 place count 1687 transition count 2152
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1848 place count 1687 transition count 2143
Discarding 40 places :
Symmetric choice reduction at 3 with 40 rule applications. Total rules 1888 place count 1647 transition count 2098
Iterating global reduction 3 with 40 rules applied. Total rules applied 1928 place count 1647 transition count 2098
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1956 place count 1619 transition count 2070
Iterating global reduction 3 with 28 rules applied. Total rules applied 1984 place count 1619 transition count 2070
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2010 place count 1593 transition count 2044
Iterating global reduction 3 with 26 rules applied. Total rules applied 2036 place count 1593 transition count 2044
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 2061 place count 1568 transition count 2019
Iterating global reduction 3 with 25 rules applied. Total rules applied 2086 place count 1568 transition count 2019
Discarding 21 places :
Symmetric choice reduction at 3 with 21 rule applications. Total rules 2107 place count 1547 transition count 1986
Iterating global reduction 3 with 21 rules applied. Total rules applied 2128 place count 1547 transition count 1986
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2137 place count 1538 transition count 1971
Iterating global reduction 3 with 9 rules applied. Total rules applied 2146 place count 1538 transition count 1971
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2155 place count 1529 transition count 1959
Iterating global reduction 3 with 9 rules applied. Total rules applied 2164 place count 1529 transition count 1959
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2167 place count 1529 transition count 1956
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 2170 place count 1526 transition count 1953
Iterating global reduction 4 with 3 rules applied. Total rules applied 2173 place count 1526 transition count 1953
Applied a total of 2173 rules in 1444 ms. Remains 1526 /2584 variables (removed 1058) and now considering 1953/3094 (removed 1141) transitions.
// Phase 1: matrix 1953 rows 1526 cols
[2025-05-30 05:33:14] [INFO ] Computed 4 invariants in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:33:14] [INFO ] Implicit Places using invariants in 473 ms returned []
[2025-05-30 05:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:33:15] [INFO ] Implicit Places using invariants and state equation in 995 ms returned [1515]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1503 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1525/2584 places, 1953/3094 transitions.
Applied a total of 0 rules in 43 ms. Remains 1525 /1525 variables (removed 0) and now considering 1953/1953 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3006 ms. Remains : 1525/2584 places, 1953/3094 transitions.
Support contains 32 out of 1525 places after structural reductions.
[2025-05-30 05:33:16] [INFO ] Flatten gal took : 123 ms
[2025-05-30 05:33:16] [INFO ] Flatten gal took : 67 ms
[2025-05-30 05:33:16] [INFO ] Input system was already deterministic with 1953 transitions.
Reduction of identical properties reduced properties to check from 33 to 32
RANDOM walk for 40000 steps (433 resets) in 1322 ms. (30 steps per ms) remains 24/32 properties
BEST_FIRST walk for 4003 steps (20 resets) in 53 ms. (74 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4001 steps (10 resets) in 64 ms. (61 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (12 resets) in 48 ms. (81 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4001 steps (13 resets) in 88 ms. (44 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (16 resets) in 38 ms. (102 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (14 resets) in 29 ms. (133 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (11 resets) in 24 ms. (160 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (17 resets) in 35 ms. (111 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (12 resets) in 19 ms. (200 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (17 resets) in 19 ms. (200 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (17 resets) in 17 ms. (222 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (13 resets) in 20 ms. (190 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (16 resets) in 16 ms. (235 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (15 resets) in 17 ms. (222 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (14 resets) in 14 ms. (266 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (13 resets) in 54 ms. (72 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (16 resets) in 19 ms. (200 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4002 steps (13 resets) in 18 ms. (210 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (10 resets) in 23 ms. (166 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4001 steps (14 resets) in 22 ms. (173 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4003 steps (16 resets) in 16 ms. (235 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (9 resets) in 16 ms. (235 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4001 steps (14 resets) in 18 ms. (210 steps per ms) remains 24/24 properties
// Phase 1: matrix 1953 rows 1525 cols
[2025-05-30 05:33:17] [INFO ] Computed 3 invariants in 14 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) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 1476/1502 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1502 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 1935/3437 variables, 1502/1505 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3437 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (OVERLAPS) 7/3444 variables, 5/1510 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3444 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 7 (OVERLAPS) 6/3450 variables, 3/1513 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3450 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 9 (OVERLAPS) 6/3456 variables, 3/1516 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3456/3478 variables, and 1516 constraints, problems are : Problem set: 0 solved, 24 unsolved in 5020 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1513/1525 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 24 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 1 (OVERLAPS) 1476/1502 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1502 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 3 (OVERLAPS) 1935/3437 variables, 1502/1505 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3437 variables, 24/1529 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3437 variables, 0/1529 constraints. Problems are: Problem set: 0 solved, 24 unsolved
At refinement iteration 6 (OVERLAPS) 7/3444 variables, 5/1534 constraints. Problems are: Problem set: 0 solved, 24 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3444/3478 variables, and 1534 constraints, problems are : Problem set: 0 solved, 24 unsolved in 5014 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1507/1525 constraints, PredecessorRefiner: 24/24 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10110ms problems are : Problem set: 0 solved, 24 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 26 out of 1525 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Graph (trivial) has 1804 edges and 1525 vertex of which 626 / 1525 are part of one of the 62 SCC in 7 ms
Free SCC test removed 564 places
Drop transitions (Empty/Sink Transition effects.) removed 711 transitions
Reduce isomorphic transitions removed 711 transitions.
Graph (complete) has 1412 edges and 961 vertex of which 953 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 491 transitions
Trivial Post-agglo rules discarded 491 transitions
Performed 491 trivial Post agglomeration. Transition count delta: 491
Iterating post reduction 0 with 497 rules applied. Total rules applied 499 place count 953 transition count 741
Reduce places removed 491 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 546 rules applied. Total rules applied 1045 place count 462 transition count 686
Reduce places removed 36 places and 0 transitions.
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Iterating post reduction 2 with 48 rules applied. Total rules applied 1093 place count 426 transition count 674
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 14 rules applied. Total rules applied 1107 place count 414 transition count 672
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 1110 place count 413 transition count 670
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1111 place count 412 transition count 670
Performed 54 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 54 Pre rules applied. Total rules applied 1111 place count 412 transition count 616
Deduced a syphon composed of 54 places in 0 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 6 with 108 rules applied. Total rules applied 1219 place count 358 transition count 616
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1227 place count 350 transition count 606
Iterating global reduction 6 with 8 rules applied. Total rules applied 1235 place count 350 transition count 606
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 6 with 1 rules applied. Total rules applied 1236 place count 350 transition count 605
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1237 place count 349 transition count 605
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1243 place count 343 transition count 599
Iterating global reduction 8 with 6 rules applied. Total rules applied 1249 place count 343 transition count 599
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1255 place count 343 transition count 593
Performed 172 Post agglomeration using F-continuation condition with reduction of 97 identical transitions.
Deduced a syphon composed of 172 places in 1 ms
Reduce places removed 172 places and 0 transitions.
Iterating global reduction 9 with 344 rules applied. Total rules applied 1599 place count 171 transition count 324
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 1623 place count 171 transition count 300
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1626 place count 168 transition count 297
Iterating global reduction 10 with 3 rules applied. Total rules applied 1629 place count 168 transition count 297
Performed 11 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 10 with 22 rules applied. Total rules applied 1651 place count 157 transition count 285
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 1663 place count 157 transition count 273
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1665 place count 156 transition count 272
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1667 place count 156 transition count 270
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 1669 place count 155 transition count 269
Performed 31 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 12 with 62 rules applied. Total rules applied 1731 place count 124 transition count 287
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 12 with 27 rules applied. Total rules applied 1758 place count 124 transition count 260
Discarding 15 places :
Symmetric choice reduction at 13 with 15 rule applications. Total rules 1773 place count 109 transition count 229
Iterating global reduction 13 with 15 rules applied. Total rules applied 1788 place count 109 transition count 229
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 1791 place count 109 transition count 226
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1794 place count 106 transition count 220
Iterating global reduction 14 with 3 rules applied. Total rules applied 1797 place count 106 transition count 220
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1799 place count 106 transition count 218
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 15 with 2 rules applied. Total rules applied 1801 place count 105 transition count 233
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 1802 place count 105 transition count 232
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 16 with 10 rules applied. Total rules applied 1812 place count 105 transition count 222
Discarding 1 places :
Symmetric choice reduction at 16 with 1 rule applications. Total rules 1813 place count 104 transition count 221
Iterating global reduction 16 with 1 rules applied. Total rules applied 1814 place count 104 transition count 221
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 1816 place count 103 transition count 220
Free-agglomeration rule applied 2 times.
Iterating global reduction 16 with 2 rules applied. Total rules applied 1818 place count 103 transition count 218
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 1820 place count 101 transition count 218
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 17 with 4 rules applied. Total rules applied 1824 place count 101 transition count 218
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1825 place count 100 transition count 217
Applied a total of 1825 rules in 164 ms. Remains 100 /1525 variables (removed 1425) and now considering 217/1953 (removed 1736) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 164 ms. Remains : 100/1525 places, 217/1953 transitions.
RANDOM walk for 40000 steps (4930 resets) in 339 ms. (117 steps per ms) remains 2/24 properties
BEST_FIRST walk for 40003 steps (1117 resets) in 89 ms. (444 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (1104 resets) in 81 ms. (487 steps per ms) remains 2/2 properties
[2025-05-30 05:33:27] [INFO ] Flow matrix only has 210 transitions (discarded 7 similar events)
// Phase 1: matrix 210 rows 100 cols
[2025-05-30 05:33:27] [INFO ] Computed 3 invariants in 1 ms
[2025-05-30 05:33:27] [INFO ] State equation strengthened by 6 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 57/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/188 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 64/252 variables, 8/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/252 variables, 4/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/252 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 49/301 variables, 25/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/301 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/301 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 7/308 variables, 1/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/308 variables, 5/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/308 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/310 variables, 3/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/310 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/310 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 310/310 variables, and 109 constraints, problems are : Problem set: 0 solved, 2 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 100/100 constraints, ReadFeed: 6/6 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 57/59 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 129/188 variables, 59/61 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 64/252 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/252 variables, 4/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/252 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 49/301 variables, 25/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/301 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 05:33:27] [INFO ] Deduced a trap composed of 23 places in 56 ms of which 3 ms to minimize.
Problem AtomicPropp9 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 05:33:27] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 2 ms to minimize.
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Int declared 301/310 variables, and 104 constraints, problems are : Problem set: 2 solved, 0 unsolved in 241 ms.
Refiners :[Positive P Invariants (semi-flows): 2/3 constraints, State Equation: 92/100 constraints, ReadFeed: 6/6 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 367ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 13 simplifications.
FORMULA CloudReconfiguration-PT-303-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2128 edges and 1525 vertex of which 1517 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.31 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 U p1) U (X(X((!p2&&G(p3)))) U (G(X(X((!p2&&G(p3)))))||(p4&&X(X((!p2&&G(p3))))))))))'
Support contains 6 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1517 transition count 1945
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1517 transition count 1945
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 1517 transition count 1944
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 23 place count 1511 transition count 1937
Iterating global reduction 1 with 6 rules applied. Total rules applied 29 place count 1511 transition count 1937
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 30 place count 1511 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 32 place count 1509 transition count 1933
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 1508 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 1508 transition count 1931
Applied a total of 36 rules in 260 ms. Remains 1508 /1525 variables (removed 17) and now considering 1931/1953 (removed 22) transitions.
// Phase 1: matrix 1931 rows 1508 cols
[2025-05-30 05:33:28] [INFO ] Computed 3 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:33:29] [INFO ] Implicit Places using invariants in 253 ms returned []
[2025-05-30 05:33:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:33:30] [INFO ] Implicit Places using invariants and state equation in 909 ms returned []
Implicit Place search using SMT with State Equation took 1165 ms to find 0 implicit places.
Running 1930 sub problems to find dead transitions.
[2025-05-30 05:33:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s724 1.0)
(s725 1.0)
(s726 1.0)
(s727 1.0)
(s728 1.0)
(s729 1.0)
(s730 1.0)
(s731 1.0)
(s732 1.0)
(s733 1.0)
(s734 1.0)
(s735 1.0)
(s736 1.0)
(s737 1.0)
(s738 1.0)
(s739 1.0)
(s740 1.0)
(s741 1.0)
(s742 1.0)
(s743 1.0)
(s744 1.0)
(s745 1.0)
(s746 1.0)
(s747 1.0)
(s748 1.0)
(s749 1.0)
(s750 1.0)
(s751 1.0)
(s752 1.0)
(s753 1.0)
(s754 1.0)
(s755 1.0)
(s756 1.0)
(s757 1.0)
(s758 1.0)
(s759 1.0)
(s760 1.0)
(s761 1.0)
(s762 1.0)
(s763 1.0)
(s764 1.0)
(s765 1.0)
(s766 1.0)
(s767 1.0)
(s768 1.0)
(s769 1.0)
(s770 1.0)
(s771 1.0)
(s772 1.0)
(s773 1.0)
(s774 1.0)
(s775 1.0)
(s776 1.0)
(s777 1.0)
(s778 1.0)
(s779 1.0)
(s780 1.0)
(s781 1.0)
(s782 1.0)
(s783 1.0)
(s784 0.0)
(s785 1.0)
(s786 1.0)
(s787 1.0)
(s788 1.0)
(s789 1.0)
(s790 1.0)
(s791 1.0)
(s792 1.0)
(s793 1.0)
(s794 1.0)
(s795 1.0)
(s796 1.0)
(s797 1.0)
(s798 1.0)
(s799 1.0)
(s800 1.0)
(s801 1.0)
(s802 1.0)
(s803 1.0)
(s804 1.0)
(s805 1.0)
(s806 1.0)
(s807 1.0)
(s808 1.0)
(s809 1.0)
(s810 1.0)
(s811 1.0)
(s812 1.0)
(s813 1.0)
(s814 1.0)
(s815 1.0)
(s816 1.0)
(s817 1.0)
(s818 1.0)
(s819 1.0)
(s820 1.0)
(s821 1.0)
(s822 1.0)
(s823 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3439 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30059 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1930/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1930 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3439 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60610ms problems are : Problem set: 0 solved, 1930 unsolved
Search for dead transitions found 0 dead transitions in 60618ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1525 places, 1931/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62059 ms. Remains : 1508/1525 places, 1931/1953 transitions.
Stuttering acceptance computed with spot in 1600 ms :[(OR (NOT p3) p2), (OR (NOT p3) p2), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (NOT p3) p2), (OR (NOT p3) p2), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (NOT p3) p2), (OR (NOT p3) p2), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p1) p2)), (OR (NOT p3) p2), (OR (NOT p3) p2), (OR (NOT p3) p2), (OR (NOT p3) p2), true, (NOT p3), (NOT p1), (AND (NOT p1) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p3), (NOT p3)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-00
Product exploration explored 100000 steps with 1084 reset in 307 ms.
Entered a terminal (fully accepting) state of product in 16343 steps with 181 reset in 65 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-00 finished in 64193 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 1 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1515 transition count 1943
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1515 transition count 1943
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1515 transition count 1942
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1507 transition count 1933
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1507 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1507 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 1505 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 1505 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 1504 transition count 1927
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 1504 transition count 1927
Applied a total of 44 rules in 452 ms. Remains 1504 /1525 variables (removed 21) and now considering 1927/1953 (removed 26) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2025-05-30 05:34:33] [INFO ] Computed 3 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:34:33] [INFO ] Implicit Places using invariants in 274 ms returned []
[2025-05-30 05:34:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:34:34] [INFO ] Implicit Places using invariants and state equation in 940 ms returned []
Implicit Place search using SMT with State Equation took 1251 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:34:34] [INFO ] Invariant cache hit.
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) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60450ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60453ms
Starting structural reductions in LTL mode, iteration 1 : 1504/1525 places, 1927/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62161 ms. Remains : 1504/1525 places, 1927/1953 transitions.
Stuttering acceptance computed with spot in 132 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-01
Stuttering criterion allowed to conclude after 59 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-01 finished in 62322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G((p1||X(X(F((p0&&X(p2))))))))))'
Support contains 3 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1516 transition count 1944
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1516 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1516 transition count 1943
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 1509 transition count 1935
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 1509 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 1508 transition count 1932
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 1508 transition count 1932
Applied a total of 36 rules in 180 ms. Remains 1508 /1525 variables (removed 17) and now considering 1932/1953 (removed 21) transitions.
// Phase 1: matrix 1932 rows 1508 cols
[2025-05-30 05:35:35] [INFO ] Computed 3 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:35:35] [INFO ] Implicit Places using invariants in 247 ms returned []
[2025-05-30 05:35:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:35:36] [INFO ] Implicit Places using invariants and state equation in 872 ms returned []
Implicit Place search using SMT with State Equation took 1145 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2025-05-30 05:35:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 3 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 variables, and 3 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60465ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60472ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1525 places, 1932/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61802 ms. Remains : 1508/1525 places, 1932/1953 transitions.
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-02
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-02 finished in 62030 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(F(p0))))'
Support contains 1 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1516 transition count 1944
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1516 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1516 transition count 1943
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 1509 transition count 1935
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 1509 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 1508 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 1507 transition count 1931
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 1507 transition count 1931
Applied a total of 38 rules in 228 ms. Remains 1507 /1525 variables (removed 18) and now considering 1931/1953 (removed 22) transitions.
// Phase 1: matrix 1931 rows 1507 cols
[2025-05-30 05:36:37] [INFO ] Computed 3 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:36:37] [INFO ] Implicit Places using invariants in 223 ms returned []
[2025-05-30 05:36:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:36:38] [INFO ] Implicit Places using invariants and state equation in 906 ms returned []
Implicit Place search using SMT with State Equation took 1156 ms to find 0 implicit places.
Running 1930 sub problems to find dead transitions.
[2025-05-30 05:36:38] [INFO ] Invariant cache hit.
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")
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3438 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1930/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1930 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3438 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60424ms problems are : Problem set: 0 solved, 1930 unsolved
Search for dead transitions found 0 dead transitions in 60431ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1525 places, 1931/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61818 ms. Remains : 1507/1525 places, 1931/1953 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-05
Stuttering criterion allowed to conclude after 115 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-05 finished in 61931 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) U G(p0)))) U X(G(p2))))'
Support contains 3 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1516 transition count 1944
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1516 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1516 transition count 1943
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 1509 transition count 1935
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 1509 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 34 place count 1509 transition count 1934
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 36 place count 1507 transition count 1931
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 1506 transition count 1929
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 1506 transition count 1929
Applied a total of 40 rules in 231 ms. Remains 1506 /1525 variables (removed 19) and now considering 1929/1953 (removed 24) transitions.
// Phase 1: matrix 1929 rows 1506 cols
[2025-05-30 05:37:39] [INFO ] Computed 3 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:37:39] [INFO ] Implicit Places using invariants in 227 ms returned []
[2025-05-30 05:37:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:37:40] [INFO ] Implicit Places using invariants and state equation in 858 ms returned []
Implicit Place search using SMT with State Equation took 1120 ms to find 0 implicit places.
Running 1928 sub problems to find dead transitions.
[2025-05-30 05:37:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3435 variables, and 3 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1928/1928 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1928 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1928 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s1190 timeout
1)
(s1191 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3435 variables, and 3 constraints, problems are : Problem set: 0 solved, 1928 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1928 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60421ms problems are : Problem set: 0 solved, 1928 unsolved
Search for dead transitions found 0 dead transitions in 60423ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1525 places, 1929/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61777 ms. Remains : 1506/1525 places, 1929/1953 transitions.
Stuttering acceptance computed with spot in 246 ms :[(AND (NOT p1) p0 (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-07
Product exploration explored 100000 steps with 39902 reset in 458 ms.
Product exploration explored 100000 steps with 40101 reset in 387 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2102 edges and 1506 vertex of which 1498 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.12 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p0 (NOT p1) p2))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 127 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 185 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
RANDOM walk for 40000 steps (429 resets) in 420 ms. (95 steps per ms) remains 5/8 properties
BEST_FIRST walk for 40003 steps (142 resets) in 165 ms. (240 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (144 resets) in 118 ms. (336 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (153 resets) in 122 ms. (325 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (132 resets) in 101 ms. (392 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (149 resets) in 77 ms. (512 steps per ms) remains 5/5 properties
[2025-05-30 05:38:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1480/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1911/3394 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3394 variables, 0/1486 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 7/3401 variables, 5/1491 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3401 variables, 0/1491 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 6/3407 variables, 3/1494 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3407 variables, 0/1494 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 6/3413 variables, 3/1497 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3413 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 6/3419 variables, 3/1500 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3419 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 3/3422 variables, 2/1502 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3422 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 2/3424 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3424 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 2/3426 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3426 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (OVERLAPS) 2/3428 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3428 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 2/3430 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3430 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 2/3432 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3432 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 25 (OVERLAPS) 2/3434 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3434 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 27 (OVERLAPS) 1/3435 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3435 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 5 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 3435/3435 variables, and 1509 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5013 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1506/1506 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1480/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 1911/3394 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3394 variables, 5/1491 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3394 variables, 0/1491 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 7/3401 variables, 5/1496 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3401 variables, 0/1496 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 6/3407 variables, 3/1499 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3407 variables, 0/1499 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 6/3413 variables, 3/1502 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3413 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 6/3419 variables, 3/1505 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3419 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 3/3422 variables, 2/1507 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3422 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 2/3424 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3424 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 2/3426 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3426 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (OVERLAPS) 2/3428 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3428/3435 variables, and 1510 constraints, problems are : Problem set: 0 solved, 5 unsolved in 5019 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1502/1506 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10043ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1506/1506 places, 1929/1929 transitions.
Graph (trivial) has 1835 edges and 1506 vertex of which 684 / 1506 are part of one of the 63 SCC in 7 ms
Free SCC test removed 621 places
Drop transitions (Empty/Sink Transition effects.) removed 784 transitions
Reduce isomorphic transitions removed 784 transitions.
Graph (complete) has 1313 edges and 885 vertex of which 877 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 490 transitions
Trivial Post-agglo rules discarded 490 transitions
Performed 490 trivial Post agglomeration. Transition count delta: 490
Iterating post reduction 0 with 497 rules applied. Total rules applied 499 place count 877 transition count 644
Reduce places removed 490 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 37 transitions
Trivial Post-agglo rules discarded 37 transitions
Performed 37 trivial Post agglomeration. Transition count delta: 37
Iterating post reduction 1 with 547 rules applied. Total rules applied 1046 place count 387 transition count 587
Reduce places removed 37 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 38 rules applied. Total rules applied 1084 place count 350 transition count 586
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1085 place count 349 transition count 586
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 52 Pre rules applied. Total rules applied 1085 place count 349 transition count 534
Deduced a syphon composed of 52 places in 0 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 4 with 104 rules applied. Total rules applied 1189 place count 297 transition count 534
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1200 place count 286 transition count 518
Iterating global reduction 4 with 11 rules applied. Total rules applied 1211 place count 286 transition count 518
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1214 place count 286 transition count 515
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1217 place count 283 transition count 515
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1225 place count 275 transition count 505
Iterating global reduction 6 with 8 rules applied. Total rules applied 1233 place count 275 transition count 505
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1239 place count 275 transition count 499
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1241 place count 273 transition count 487
Iterating global reduction 7 with 2 rules applied. Total rules applied 1243 place count 273 transition count 487
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 7 with 1 rules applied. Total rules applied 1244 place count 273 transition count 486
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1245 place count 272 transition count 486
Performed 143 Post agglomeration using F-continuation condition with reduction of 94 identical transitions.
Deduced a syphon composed of 143 places in 0 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 9 with 286 rules applied. Total rules applied 1531 place count 129 transition count 249
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 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 9 with 16 rules applied. Total rules applied 1547 place count 129 transition count 233
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1549 place count 128 transition count 232
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1552 place count 125 transition count 229
Iterating global reduction 11 with 3 rules applied. Total rules applied 1555 place count 125 transition count 229
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 11 with 28 rules applied. Total rules applied 1583 place count 111 transition count 212
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 11 with 15 rules applied. Total rules applied 1598 place count 111 transition count 197
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 12 with 66 rules applied. Total rules applied 1664 place count 78 transition count 229
Drop transitions (Empty/Sink Transition effects.) removed 32 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 57 transitions.
Iterating post reduction 12 with 57 rules applied. Total rules applied 1721 place count 78 transition count 172
Discarding 23 places :
Symmetric choice reduction at 13 with 23 rule applications. Total rules 1744 place count 55 transition count 149
Iterating global reduction 13 with 23 rules applied. Total rules applied 1767 place count 55 transition count 149
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 13 with 13 rules applied. Total rules applied 1780 place count 55 transition count 136
Discarding 6 places :
Symmetric choice reduction at 14 with 6 rule applications. Total rules 1786 place count 49 transition count 124
Iterating global reduction 14 with 6 rules applied. Total rules applied 1792 place count 49 transition count 124
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1797 place count 49 transition count 119
Drop transitions (Redundant composition of simpler transitions.) removed 30 transitions
Redundant transition composition rules discarded 30 transitions
Iterating global reduction 15 with 30 rules applied. Total rules applied 1827 place count 49 transition count 89
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 1830 place count 46 transition count 80
Iterating global reduction 15 with 3 rules applied. Total rules applied 1833 place count 46 transition count 80
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 1836 place count 43 transition count 77
Iterating global reduction 15 with 3 rules applied. Total rules applied 1839 place count 43 transition count 77
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 1842 place count 43 transition count 74
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 16 with 3 rules applied. Total rules applied 1845 place count 43 transition count 71
Free-agglomeration rule applied 3 times.
Iterating global reduction 16 with 3 rules applied. Total rules applied 1848 place count 43 transition count 68
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 16 with 3 rules applied. Total rules applied 1851 place count 40 transition count 68
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 1852 place count 40 transition count 68
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1853 place count 39 transition count 67
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1442.t1443.t1444.t1445.t1446.t1447.t1448.t1449.t1450.t1903.t1682.t1683.t1684.t1685.t1686.t1759.t1760.t1761.t1762.t1764.t1808 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (trivial) has 35 edges and 37 vertex of which 22 / 37 are part of one of the 8 SCC in 0 ms
Free SCC test removed 14 places
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 17 with 4 rules applied. Total rules applied 1857 place count 23 transition count 64
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 32 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 18 with 34 rules applied. Total rules applied 1891 place count 22 transition count 31
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 1893 place count 21 transition count 30
Discarding 2 places :
Symmetric choice reduction at 20 with 2 rule applications. Total rules 1895 place count 19 transition count 28
Iterating global reduction 20 with 2 rules applied. Total rules applied 1897 place count 19 transition count 28
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 20 with 6 rules applied. Total rules applied 1903 place count 16 transition count 25
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 20 with 5 rules applied. Total rules applied 1908 place count 16 transition count 20
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 21 with 2 rules applied. Total rules applied 1910 place count 16 transition count 18
Free-agglomeration rule applied 3 times.
Iterating global reduction 21 with 3 rules applied. Total rules applied 1913 place count 16 transition count 15
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 21 with 3 rules applied. Total rules applied 1916 place count 13 transition count 15
Applied a total of 1916 rules in 81 ms. Remains 13 /1506 variables (removed 1493) and now considering 15/1929 (removed 1914) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 13/1506 places, 15/1929 transitions.
RANDOM walk for 309 steps (32 resets) in 4 ms. (61 steps per ms) remains 0/5 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1) p2), (X (NOT (AND p0 (NOT p1) p2))), (X p2), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1) (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p1) p2)))), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p2 p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p0), (F (NOT p2)), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (AND (NOT p0) p2 (NOT p1)))), (F p1)]
Knowledge based reduction with 15 factoid took 361 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 163 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 193 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Support contains 3 out of 1506 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1506/1506 places, 1929/1929 transitions.
Graph (trivial) has 1835 edges and 1506 vertex of which 684 / 1506 are part of one of the 63 SCC in 5 ms
Free SCC test removed 621 places
Ensure Unique test removed 720 transitions
Reduce isomorphic transitions removed 720 transitions.
Graph (complete) has 1376 edges and 885 vertex of which 877 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 474 transitions
Trivial Post-agglo rules discarded 474 transitions
Performed 474 trivial Post agglomeration. Transition count delta: 474
Iterating post reduction 0 with 474 rules applied. Total rules applied 476 place count 876 transition count 729
Reduce places removed 474 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 496 rules applied. Total rules applied 972 place count 402 transition count 707
Reduce places removed 11 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 12 rules applied. Total rules applied 984 place count 391 transition count 706
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 985 place count 390 transition count 706
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 985 place count 390 transition count 657
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 1083 place count 341 transition count 657
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1099 place count 325 transition count 631
Iterating global reduction 4 with 16 rules applied. Total rules applied 1115 place count 325 transition count 631
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1118 place count 325 transition count 628
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1121 place count 322 transition count 628
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1131 place count 312 transition count 614
Iterating global reduction 6 with 10 rules applied. Total rules applied 1141 place count 312 transition count 614
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1147 place count 312 transition count 608
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1149 place count 310 transition count 604
Iterating global reduction 7 with 2 rules applied. Total rules applied 1151 place count 310 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1153 place count 308 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1155 place count 308 transition count 600
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1157 place count 306 transition count 596
Iterating global reduction 7 with 2 rules applied. Total rules applied 1159 place count 306 transition count 596
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1161 place count 304 transition count 592
Iterating global reduction 7 with 2 rules applied. Total rules applied 1163 place count 304 transition count 592
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1165 place count 302 transition count 588
Iterating global reduction 7 with 2 rules applied. Total rules applied 1167 place count 302 transition count 588
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1169 place count 300 transition count 574
Iterating global reduction 7 with 2 rules applied. Total rules applied 1171 place count 300 transition count 574
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 7 with 1 rules applied. Total rules applied 1172 place count 300 transition count 573
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1173 place count 299 transition count 573
Performed 137 Post agglomeration using F-continuation condition with reduction of 76 identical transitions.
Deduced a syphon composed of 137 places in 0 ms
Reduce places removed 137 places and 0 transitions.
Iterating global reduction 9 with 274 rules applied. Total rules applied 1447 place count 162 transition count 360
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 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 9 with 14 rules applied. Total rules applied 1461 place count 162 transition count 346
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1463 place count 161 transition count 345
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 1467 place count 157 transition count 340
Iterating global reduction 11 with 4 rules applied. Total rules applied 1471 place count 157 transition count 340
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 11 with 26 rules applied. Total rules applied 1497 place count 144 transition count 324
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 11 with 12 rules applied. Total rules applied 1509 place count 144 transition count 312
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 12 with 34 rules applied. Total rules applied 1543 place count 127 transition count 346
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 12 with 17 rules applied. Total rules applied 1560 place count 127 transition count 329
Discarding 9 places :
Symmetric choice reduction at 13 with 9 rule applications. Total rules 1569 place count 118 transition count 311
Iterating global reduction 13 with 9 rules applied. Total rules applied 1578 place count 118 transition count 311
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 1584 place count 118 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 14 with 38 rules applied. Total rules applied 1622 place count 118 transition count 267
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1623 place count 117 transition count 266
Applied a total of 1623 rules in 117 ms. Remains 117 /1506 variables (removed 1389) and now considering 266/1929 (removed 1663) transitions.
[2025-05-30 05:38:53] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
// Phase 1: matrix 209 rows 117 cols
[2025-05-30 05:38:53] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:53] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-30 05:38:53] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
[2025-05-30 05:38:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:53] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 05:38:53] [INFO ] Implicit Places using invariants and state equation in 123 ms returned [8, 43, 78]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 164 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1506 places, 266/1929 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 111 transition count 263
Applied a total of 4 rules in 9 ms. Remains 111 /114 variables (removed 3) and now considering 263/266 (removed 3) transitions.
[2025-05-30 05:38:53] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
// Phase 1: matrix 206 rows 111 cols
[2025-05-30 05:38:53] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:53] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-05-30 05:38:53] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
[2025-05-30 05:38:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 05:38:53] [INFO ] Implicit Places using invariants and state equation in 93 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1506 places, 263/1929 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 423 ms. Remains : 111/1506 places, 263/1929 transitions.
Computed a total of 1 stabilizing places and 15 stable transitions
Computed a total of 1 stabilizing places and 15 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (AND (NOT p0) p2 (NOT p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 100 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 146 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
RANDOM walk for 40000 steps (7153 resets) in 485 ms. (82 steps per ms) remains 1/8 properties
BEST_FIRST walk for 40003 steps (1478 resets) in 90 ms. (439 steps per ms) remains 1/1 properties
[2025-05-30 05:38:54] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
[2025-05-30 05:38:54] [INFO ] Invariant cache hit.
[2025-05-30 05:38:54] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/58 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 154/212 variables, 30/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 101/313 variables, 67/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/313 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/313 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 3/316 variables, 3/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/316 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/316 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 316/317 variables, and 113 constraints, problems are : Problem set: 0 solved, 1 unsolved in 96 ms.
Refiners :[State Equation: 111/111 constraints, ReadFeed: 2/2 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 47/58 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/58 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 154/212 variables, 30/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/212 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/212 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 101/313 variables, 67/110 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/313 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/313 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 3/316 variables, 3/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/316 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/316 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 316/317 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 130 ms.
Refiners :[State Equation: 111/111 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 229ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1632 steps, including 369 resets, run visited all 1 properties in 5 ms. (steps per millisecond=326 )
Parikh walk visited 1 properties in 10 ms.
Knowledge obtained : [(AND (NOT p0) p2 (NOT p1)), (X p2), (X (AND (NOT p0) p2 (NOT p1))), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X (NOT (AND p0 p2 (NOT p1)))), (X (NOT p1)), (X (X p2)), (X (X (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p2 p1))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F p0), (F (NOT p2)), (F (NOT (OR (NOT p0) p2 p1))), (F (NOT (AND (NOT p0) p2 (NOT p1)))), (F p1)]
Knowledge based reduction with 17 factoid took 425 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 170 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 168 ms :[(AND (NOT p1) p0 (NOT p2)), (NOT p2), (NOT p1), (NOT p0)]
Stuttering criterion allowed to conclude after 24729 steps with 8877 reset in 54 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-07 finished in 76538 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(G(p0)))))'
Support contains 1 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1515 transition count 1943
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1515 transition count 1943
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1515 transition count 1942
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1507 transition count 1933
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1507 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1507 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 1505 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 1505 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 1504 transition count 1927
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 1504 transition count 1927
Applied a total of 44 rules in 262 ms. Remains 1504 /1525 variables (removed 21) and now considering 1927/1953 (removed 26) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2025-05-30 05:38:55] [INFO ] Computed 3 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:56] [INFO ] Implicit Places using invariants in 224 ms returned []
[2025-05-30 05:38:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:38:57] [INFO ] Implicit Places using invariants and state equation in 961 ms returned []
Implicit Place search using SMT with State Equation took 1188 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:38:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30058 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60559ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60562ms
Starting structural reductions in LTL mode, iteration 1 : 1504/1525 places, 1927/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62021 ms. Remains : 1504/1525 places, 1927/1953 transitions.
Stuttering acceptance computed with spot in 145 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-08
Entered a terminal (fully accepting) state of product in 10 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-08 finished in 62195 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((p0||(p1 U (p2||G(p1)))))))) U ((p3&&X(X(X(X((p0||(p1 U (p2||G(p1)))))))))||X(X(X(X(G((p0||(p1 U (p2||G(p1))))))))))))'
Support contains 4 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1515 transition count 1943
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1515 transition count 1943
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1515 transition count 1942
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1507 transition count 1933
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1507 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1507 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 1505 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 1505 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 1504 transition count 1927
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 1504 transition count 1927
Applied a total of 44 rules in 324 ms. Remains 1504 /1525 variables (removed 21) and now considering 1927/1953 (removed 26) transitions.
[2025-05-30 05:39:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:39:58] [INFO ] Implicit Places using invariants in 280 ms returned []
[2025-05-30 05:39:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:39:59] [INFO ] Implicit Places using invariants and state equation in 920 ms returned []
Implicit Place search using SMT with State Equation took 1219 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:39:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 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 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60498ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60509ms
Starting structural reductions in LTL mode, iteration 1 : 1504/1525 places, 1927/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62066 ms. Remains : 1504/1525 places, 1927/1953 transitions.
Stuttering acceptance computed with spot in 349 ms :[(AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1) (NOT p2)), true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-09
Product exploration explored 100000 steps with 20000 reset in 239 ms.
Product exploration explored 100000 steps with 20000 reset in 290 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2100 edges and 1504 vertex of which 1496 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.6 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND (NOT p0) p2 p1 p3), (X (NOT (OR (AND (NOT p3) p0) (AND (NOT p3) p2) (AND (NOT p3) p1)))), (X p2), (X p3), (X (NOT (AND (NOT p3) p0 (NOT p2) p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p0 (NOT p2) (NOT p1)))), (X (X (NOT (OR (AND (NOT p3) p0) (AND (NOT p3) p2) (AND (NOT p3) p1))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND (NOT p3) p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) p0 (NOT p2) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 23 factoid took 126 ms. Reduced automaton from 11 states, 23 edges and 4 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 256 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (425 resets) in 113 ms. (350 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40003 steps (148 resets) in 130 ms. (305 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (144 resets) in 101 ms. (392 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (143 resets) in 85 ms. (465 steps per ms) remains 3/3 properties
[2025-05-30 05:41:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1481 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1481 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1909/3390 variables, 1481/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3390 variables, 0/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 7/3397 variables, 5/1489 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3397 variables, 0/1489 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 6/3403 variables, 3/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3403 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 6/3409 variables, 3/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3409 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 6/3415 variables, 3/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3415 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/3418 variables, 2/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3418 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/3420 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3420 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/3422 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3422 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/3424 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3424 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/3426 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3426 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/3428 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3428 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/3430 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3430 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 1/3431 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3431/3431 variables, and 1507 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5007 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1504/1504 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1481 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1481 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1909/3390 variables, 1481/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3390 variables, 3/1487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3390 variables, 0/1487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7/3397 variables, 5/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3397 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 6/3403 variables, 3/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3403 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 6/3409 variables, 3/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3409 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 6/3415 variables, 3/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3415 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 3/3418 variables, 2/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3418 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/3420 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3420 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/3422 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3422 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/3424 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3424 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/3426 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3426 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/3428 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3428 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/3430 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3430 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 1/3431 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3431 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3431/3431 variables, and 1510 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1504/1504 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10035ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 1504 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1504/1504 places, 1927/1927 transitions.
Graph (trivial) has 1832 edges and 1504 vertex of which 673 / 1504 are part of one of the 62 SCC in 3 ms
Free SCC test removed 611 places
Drop transitions (Empty/Sink Transition effects.) removed 772 transitions
Reduce isomorphic transitions removed 772 transitions.
Graph (complete) has 1323 edges and 893 vertex of which 885 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 497 transitions
Trivial Post-agglo rules discarded 497 transitions
Performed 497 trivial Post agglomeration. Transition count delta: 497
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 885 transition count 647
Reduce places removed 497 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 1 with 557 rules applied. Total rules applied 1063 place count 388 transition count 587
Reduce places removed 39 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 42 rules applied. Total rules applied 1105 place count 349 transition count 584
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 5 rules applied. Total rules applied 1110 place count 346 transition count 582
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 1113 place count 345 transition count 580
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1114 place count 344 transition count 580
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 51 Pre rules applied. Total rules applied 1114 place count 344 transition count 529
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 6 with 102 rules applied. Total rules applied 1216 place count 293 transition count 529
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1226 place count 283 transition count 515
Iterating global reduction 6 with 10 rules applied. Total rules applied 1236 place count 283 transition count 515
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 6 with 3 rules applied. Total rules applied 1239 place count 283 transition count 512
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 1242 place count 280 transition count 512
Discarding 7 places :
Symmetric choice reduction at 8 with 7 rule applications. Total rules 1249 place count 273 transition count 504
Iterating global reduction 8 with 7 rules applied. Total rules applied 1256 place count 273 transition count 504
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1262 place count 273 transition count 498
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1263 place count 272 transition count 492
Iterating global reduction 9 with 1 rules applied. Total rules applied 1264 place count 272 transition count 492
Performed 144 Post agglomeration using F-continuation condition with reduction of 97 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 9 with 288 rules applied. Total rules applied 1552 place count 128 transition count 251
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 1569 place count 128 transition count 234
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1572 place count 125 transition count 231
Iterating global reduction 10 with 3 rules applied. Total rules applied 1575 place count 125 transition count 231
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 10 with 26 rules applied. Total rules applied 1601 place count 112 transition count 215
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 10 with 14 rules applied. Total rules applied 1615 place count 112 transition count 201
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1617 place count 111 transition count 200
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1619 place count 111 transition count 198
Performed 32 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 12 with 64 rules applied. Total rules applied 1683 place count 79 transition count 229
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 12 with 47 rules applied. Total rules applied 1730 place count 79 transition count 182
Discarding 23 places :
Symmetric choice reduction at 13 with 23 rule applications. Total rules 1753 place count 56 transition count 152
Iterating global reduction 13 with 23 rules applied. Total rules applied 1776 place count 56 transition count 152
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 13 with 14 rules applied. Total rules applied 1790 place count 56 transition count 138
Discarding 5 places :
Symmetric choice reduction at 14 with 5 rule applications. Total rules 1795 place count 51 transition count 128
Iterating global reduction 14 with 5 rules applied. Total rules applied 1800 place count 51 transition count 128
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1805 place count 51 transition count 123
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 15 with 21 rules applied. Total rules applied 1826 place count 51 transition count 102
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1828 place count 49 transition count 96
Iterating global reduction 15 with 2 rules applied. Total rules applied 1830 place count 49 transition count 96
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1832 place count 47 transition count 94
Iterating global reduction 15 with 2 rules applied. Total rules applied 1834 place count 47 transition count 94
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 1836 place count 47 transition count 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 1838 place count 46 transition count 91
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1840 place count 46 transition count 89
Free-agglomeration rule applied 4 times.
Iterating global reduction 16 with 4 rules applied. Total rules applied 1844 place count 46 transition count 85
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 5 rules applied. Total rules applied 1849 place count 42 transition count 84
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 1851 place count 42 transition count 84
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1852 place count 41 transition count 83
Applied a total of 1852 rules in 51 ms. Remains 41 /1504 variables (removed 1463) and now considering 83/1927 (removed 1844) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 41/1504 places, 83/1927 transitions.
RANDOM walk for 40000 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40000 steps (8 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
[2025-05-30 05:41:11] [INFO ] Flow matrix only has 78 transitions (discarded 5 similar events)
// Phase 1: matrix 78 rows 41 cols
[2025-05-30 05:41:11] [INFO ] Computed 4 invariants in 0 ms
[2025-05-30 05:41:11] [INFO ] State equation strengthened by 2 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/55 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 20/75 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/75 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/76 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/76 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/76 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 34/110 variables, 13/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/110 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/110 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 7/117 variables, 2/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/117 variables, 3/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/117 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/119 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/119 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/119 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 119/119 variables, and 47 constraints, problems are : Problem set: 0 solved, 1 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 41/41 constraints, ReadFeed: 2/2 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) 14/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/55 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 20/75 variables, 5/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/75 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/75 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/76 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/76 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/76 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 34/110 variables, 13/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/110 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/110 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 7/117 variables, 2/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/117 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 05:41:11] [INFO ] Deduced a trap composed of 7 places in 100 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/117 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/117 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 2/119 variables, 4/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/119 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/119 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 119/119 variables, and 49 constraints, problems are : Problem set: 0 solved, 1 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 41/41 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 312ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 607 steps, including 191 resets, run visited all 1 properties in 4 ms. (steps per millisecond=151 )
Parikh walk visited 1 properties in 3 ms.
Knowledge obtained : [(AND (NOT p0) p2 p1 p3), (X (NOT (OR (AND (NOT p3) p0) (AND (NOT p3) p2) (AND (NOT p3) p1)))), (X p2), (X p3), (X (NOT (AND (NOT p3) p0 (NOT p2) p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p2) p1))), (X (NOT p0)), (X p1), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p3) p0 (NOT p2) (NOT p1)))), (X (X (NOT (OR (AND (NOT p3) p0) (AND (NOT p3) p2) (AND (NOT p3) p1))))), (X (X p2)), (X (X p3)), (X (X (NOT (AND (NOT p3) p0 (NOT p2) p1)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1)), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p3) p0 (NOT p2) (NOT p1)))))]
False Knowledge obtained : [(F p0), (F (NOT (OR p0 p2 p1))), (F (NOT p1)), (F (NOT (OR p2 p1))), (F (NOT p2)), (F (NOT (OR p0 p2 (NOT p1)))), (F (NOT (OR p2 (NOT p1))))]
Knowledge based reduction with 23 factoid took 349 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 192 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 196 ms :[true, (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Support contains 3 out of 1504 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1504/1504 places, 1927/1927 transitions.
Applied a total of 0 rules in 56 ms. Remains 1504 /1504 variables (removed 0) and now considering 1927/1927 (removed 0) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2025-05-30 05:41:12] [INFO ] Computed 3 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:41:12] [INFO ] Implicit Places using invariants in 238 ms returned []
[2025-05-30 05:41:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:41:13] [INFO ] Implicit Places using invariants and state equation in 894 ms returned []
Implicit Place search using SMT with State Equation took 1161 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:41:13] [INFO ] Invariant cache hit.
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) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s1178 1)timeout

(s1179 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60489ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60495ms
Finished structural reductions in LTL mode , in 1 iterations and 61718 ms. Remains : 1504/1504 places, 1927/1927 transitions.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2100 edges and 1504 vertex of which 1496 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.4 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 80 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 279 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Reduction of identical properties reduced properties to check from 7 to 6
RANDOM walk for 40000 steps (434 resets) in 110 ms. (360 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (147 resets) in 45 ms. (869 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (148 resets) in 42 ms. (930 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (160 resets) in 46 ms. (851 steps per ms) remains 3/3 properties
[2025-05-30 05:42:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1481 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1481 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1909/3390 variables, 1481/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3390 variables, 0/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 7/3397 variables, 5/1489 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3397 variables, 0/1489 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 6/3403 variables, 3/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3403 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 6/3409 variables, 3/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3409 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 6/3415 variables, 3/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3415 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/3418 variables, 2/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3418 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/3420 variables, 1/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3420 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/3422 variables, 1/1502 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3422 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/3424 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3424 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/3426 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3426 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/3428 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3428 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/3430 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3430 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 1/3431 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3431/3431 variables, and 1507 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4340 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1504/1504 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1481 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1481 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1909/3390 variables, 1481/1484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3390 variables, 3/1487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3390 variables, 0/1487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7/3397 variables, 5/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3397 variables, 0/1492 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 6/3403 variables, 3/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3403 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 6/3409 variables, 3/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3409 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 6/3415 variables, 3/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3415 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 3/3418 variables, 2/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3418 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/3420 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3420 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/3422 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3422 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/3424 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3424 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/3426 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3426 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/3428 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3428 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/3430 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3430 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 1/3431 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
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(t1808 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3431/3431 variables, and 1510 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5018 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1504/1504 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9367ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 1504 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1504/1504 places, 1927/1927 transitions.
Graph (trivial) has 1832 edges and 1504 vertex of which 673 / 1504 are part of one of the 62 SCC in 1 ms
Free SCC test removed 611 places
Drop transitions (Empty/Sink Transition effects.) removed 772 transitions
Reduce isomorphic transitions removed 772 transitions.
Graph (complete) has 1323 edges and 893 vertex of which 885 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 497 transitions
Trivial Post-agglo rules discarded 497 transitions
Performed 497 trivial Post agglomeration. Transition count delta: 497
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 885 transition count 647
Reduce places removed 497 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 1 with 557 rules applied. Total rules applied 1063 place count 388 transition count 587
Reduce places removed 39 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 2 with 42 rules applied. Total rules applied 1105 place count 349 transition count 584
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 5 rules applied. Total rules applied 1110 place count 346 transition count 582
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 1113 place count 345 transition count 580
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1114 place count 344 transition count 580
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 51 Pre rules applied. Total rules applied 1114 place count 344 transition count 529
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 6 with 102 rules applied. Total rules applied 1216 place count 293 transition count 529
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1226 place count 283 transition count 515
Iterating global reduction 6 with 10 rules applied. Total rules applied 1236 place count 283 transition count 515
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 6 with 3 rules applied. Total rules applied 1239 place count 283 transition count 512
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 1242 place count 280 transition count 512
Discarding 7 places :
Symmetric choice reduction at 8 with 7 rule applications. Total rules 1249 place count 273 transition count 504
Iterating global reduction 8 with 7 rules applied. Total rules applied 1256 place count 273 transition count 504
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1262 place count 273 transition count 498
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1263 place count 272 transition count 492
Iterating global reduction 9 with 1 rules applied. Total rules applied 1264 place count 272 transition count 492
Performed 144 Post agglomeration using F-continuation condition with reduction of 97 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 9 with 288 rules applied. Total rules applied 1552 place count 128 transition count 251
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 1569 place count 128 transition count 234
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1572 place count 125 transition count 231
Iterating global reduction 10 with 3 rules applied. Total rules applied 1575 place count 125 transition count 231
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 10 with 26 rules applied. Total rules applied 1601 place count 112 transition count 215
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 10 with 14 rules applied. Total rules applied 1615 place count 112 transition count 201
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1617 place count 111 transition count 200
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1619 place count 111 transition count 198
Performed 32 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 12 with 64 rules applied. Total rules applied 1683 place count 79 transition count 229
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 12 with 47 rules applied. Total rules applied 1730 place count 79 transition count 182
Discarding 23 places :
Symmetric choice reduction at 13 with 23 rule applications. Total rules 1753 place count 56 transition count 152
Iterating global reduction 13 with 23 rules applied. Total rules applied 1776 place count 56 transition count 152
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 13 with 14 rules applied. Total rules applied 1790 place count 56 transition count 138
Discarding 5 places :
Symmetric choice reduction at 14 with 5 rule applications. Total rules 1795 place count 51 transition count 128
Iterating global reduction 14 with 5 rules applied. Total rules applied 1800 place count 51 transition count 128
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1805 place count 51 transition count 123
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 15 with 21 rules applied. Total rules applied 1826 place count 51 transition count 102
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1828 place count 49 transition count 96
Iterating global reduction 15 with 2 rules applied. Total rules applied 1830 place count 49 transition count 96
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1832 place count 47 transition count 94
Iterating global reduction 15 with 2 rules applied. Total rules applied 1834 place count 47 transition count 94
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 1836 place count 47 transition count 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 1838 place count 46 transition count 91
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1840 place count 46 transition count 89
Free-agglomeration rule applied 4 times.
Iterating global reduction 16 with 4 rules applied. Total rules applied 1844 place count 46 transition count 85
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 5 rules applied. Total rules applied 1849 place count 42 transition count 84
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 1851 place count 42 transition count 84
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1852 place count 41 transition count 83
Applied a total of 1852 rules in 47 ms. Remains 41 /1504 variables (removed 1463) and now considering 83/1927 (removed 1844) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 41/1504 places, 83/1927 transitions.
RANDOM walk for 30027 steps (6 resets) in 46 ms. (638 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p2 p1 (NOT p0))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p1) p2))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1) p2))), (F (NOT p2)), (F (NOT (OR p1 p2))), (F (NOT (OR p0 p1 p2)))]
Knowledge based reduction with 1 factoid took 189 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 174 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 191 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Stuttering acceptance computed with spot in 188 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Product exploration explored 100000 steps with 20000 reset in 214 ms.
Product exploration explored 100000 steps with 20000 reset in 209 ms.
Applying partial POR strategy [true, true, true, false, false, false, false]
Stuttering acceptance computed with spot in 307 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Support contains 3 out of 1504 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1504/1504 places, 1927/1927 transitions.
Graph (trivial) has 1832 edges and 1504 vertex of which 673 / 1504 are part of one of the 62 SCC in 1 ms
Free SCC test removed 611 places
Ensure Unique test removed 709 transitions
Reduce isomorphic transitions removed 709 transitions.
Graph (complete) has 1385 edges and 893 vertex of which 885 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Performed 486 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 486 rules applied. Total rules applied 488 place count 885 transition count 1213
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 1 with 13 rules applied. Total rules applied 501 place count 885 transition count 1200
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 21 Pre rules applied. Total rules applied 501 place count 885 transition count 1212
Deduced a syphon composed of 507 places in 0 ms
Iterating global reduction 2 with 21 rules applied. Total rules applied 522 place count 885 transition count 1212
Discarding 288 places :
Symmetric choice reduction at 2 with 288 rule applications. Total rules 810 place count 597 transition count 915
Deduced a syphon composed of 234 places in 1 ms
Iterating global reduction 2 with 288 rules applied. Total rules applied 1098 place count 597 transition count 915
Discarding 11 places :
Symmetric choice reduction at 2 with 11 rule applications. Total rules 1109 place count 586 transition count 901
Deduced a syphon composed of 232 places in 0 ms
Iterating global reduction 2 with 11 rules applied. Total rules applied 1120 place count 586 transition count 901
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 1126 place count 586 transition count 895
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1137 place count 575 transition count 884
Deduced a syphon composed of 223 places in 1 ms
Iterating global reduction 3 with 11 rules applied. Total rules applied 1148 place count 575 transition count 884
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1150 place count 573 transition count 880
Deduced a syphon composed of 223 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1152 place count 573 transition count 880
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1154 place count 571 transition count 876
Deduced a syphon composed of 223 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1156 place count 571 transition count 876
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 1160 place count 567 transition count 872
Deduced a syphon composed of 221 places in 0 ms
Iterating global reduction 3 with 4 rules applied. Total rules applied 1164 place count 567 transition count 872
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1166 place count 565 transition count 868
Deduced a syphon composed of 221 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1168 place count 565 transition count 868
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1170 place count 563 transition count 864
Deduced a syphon composed of 221 places in 0 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1172 place count 563 transition count 864
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1175 place count 560 transition count 860
Deduced a syphon composed of 219 places in 0 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1178 place count 560 transition count 860
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1180 place count 558 transition count 852
Deduced a syphon composed of 218 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1182 place count 558 transition count 852
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 1184 place count 556 transition count 850
Deduced a syphon composed of 217 places in 1 ms
Iterating global reduction 3 with 2 rules applied. Total rules applied 1186 place count 556 transition count 850
Performed 110 Post agglomeration using F-continuation condition with reduction of 13 identical transitions.
Deduced a syphon composed of 327 places in 1 ms
Iterating global reduction 3 with 110 rules applied. Total rules applied 1296 place count 556 transition count 924
Ensure Unique test removed 41 transitions
Reduce isomorphic transitions removed 41 transitions.
Iterating post reduction 3 with 41 rules applied. Total rules applied 1337 place count 556 transition count 883
Discarding 107 places :
Symmetric choice reduction at 4 with 107 rule applications. Total rules 1444 place count 449 transition count 766
Deduced a syphon composed of 230 places in 0 ms
Iterating global reduction 4 with 107 rules applied. Total rules applied 1551 place count 449 transition count 766
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 1557 place count 443 transition count 757
Deduced a syphon composed of 224 places in 1 ms
Iterating global reduction 4 with 6 rules applied. Total rules applied 1563 place count 443 transition count 757
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 231 places in 0 ms
Iterating global reduction 4 with 7 rules applied. Total rules applied 1570 place count 443 transition count 757
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 1575 place count 443 transition count 752
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 1590 place count 428 transition count 733
Deduced a syphon composed of 220 places in 0 ms
Iterating global reduction 5 with 15 rules applied. Total rules applied 1605 place count 428 transition count 733
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1611 place count 428 transition count 727
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1615 place count 424 transition count 723
Deduced a syphon composed of 216 places in 0 ms
Iterating global reduction 6 with 4 rules applied. Total rules applied 1619 place count 424 transition count 723
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 219 places in 0 ms
Iterating global reduction 6 with 3 rules applied. Total rules applied 1622 place count 424 transition count 723
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1628 place count 424 transition count 717
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1631 place count 421 transition count 714
Deduced a syphon composed of 216 places in 0 ms
Iterating global reduction 7 with 3 rules applied. Total rules applied 1634 place count 421 transition count 714
Performed 72 Post agglomeration using F-continuation condition with reduction of 123 identical transitions.
Deduced a syphon composed of 288 places in 0 ms
Iterating global reduction 7 with 72 rules applied. Total rules applied 1706 place count 421 transition count 1040
Ensure Unique test removed 124 transitions
Reduce isomorphic transitions removed 124 transitions.
Iterating post reduction 7 with 124 rules applied. Total rules applied 1830 place count 421 transition count 916
Discarding 127 places :
Symmetric choice reduction at 8 with 127 rule applications. Total rules 1957 place count 294 transition count 580
Deduced a syphon composed of 170 places in 1 ms
Iterating global reduction 8 with 127 rules applied. Total rules applied 2084 place count 294 transition count 580
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 2099 place count 294 transition count 565
Discarding 27 places :
Symmetric choice reduction at 9 with 27 rule applications. Total rules 2126 place count 267 transition count 508
Deduced a syphon composed of 143 places in 0 ms
Iterating global reduction 9 with 27 rules applied. Total rules applied 2153 place count 267 transition count 508
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -48
Deduced a syphon composed of 146 places in 1 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2156 place count 267 transition count 556
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2159 place count 264 transition count 529
Deduced a syphon composed of 143 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2162 place count 264 transition count 529
Deduced a syphon composed of 143 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 9 with 50 rules applied. Total rules applied 2212 place count 264 transition count 479
Discarding 5 places :
Symmetric choice reduction at 9 with 5 rule applications. Total rules 2217 place count 259 transition count 474
Deduced a syphon composed of 138 places in 0 ms
Iterating global reduction 9 with 5 rules applied. Total rules applied 2222 place count 259 transition count 474
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 141 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2225 place count 259 transition count 534
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 2228 place count 256 transition count 519
Deduced a syphon composed of 138 places in 0 ms
Iterating global reduction 9 with 3 rules applied. Total rules applied 2231 place count 256 transition count 519
Deduced a syphon composed of 138 places in 0 ms
Applied a total of 2231 rules in 314 ms. Remains 256 /1504 variables (removed 1248) and now considering 519/1927 (removed 1408) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 05:42:26] [INFO ] Redundant transitions in 31 ms returned []
Running 518 sub problems to find dead transitions.
[2025-05-30 05:42:26] [INFO ] Flow matrix only has 463 transitions (discarded 56 similar events)
// Phase 1: matrix 463 rows 256 cols
[2025-05-30 05:42:26] [INFO ] Computed 0 invariants in 2 ms
[2025-05-30 05:42:26] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/255 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD294 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD331 is UNSAT
Problem TDEAD332 is UNSAT
Problem TDEAD335 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD339 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD349 is UNSAT
Problem TDEAD350 is UNSAT
Problem TDEAD351 is UNSAT
Problem TDEAD352 is UNSAT
Problem TDEAD353 is UNSAT
Problem TDEAD354 is UNSAT
Problem TDEAD355 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD357 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD363 is UNSAT
Problem TDEAD366 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD370 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD380 is UNSAT
Problem TDEAD381 is UNSAT
Problem TDEAD382 is UNSAT
Problem TDEAD383 is UNSAT
Problem TDEAD384 is UNSAT
Problem TDEAD385 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD447 is UNSAT
Problem TDEAD448 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD460 is UNSAT
Problem TDEAD461 is UNSAT
Problem TDEAD462 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD469 is UNSAT
Problem TDEAD470 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD472 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
At refinement iteration 1 (OVERLAPS) 462/717 variables, 255/255 constraints. Problems are: Problem set: 246 solved, 272 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/717 variables, 3/258 constraints. Problems are: Problem set: 246 solved, 272 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/717 variables, 0/258 constraints. Problems are: Problem set: 246 solved, 272 unsolved
Problem TDEAD449 is UNSAT
Problem TDEAD450 is UNSAT
Problem TDEAD451 is UNSAT
Problem TDEAD452 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
At refinement iteration 4 (OVERLAPS) 1/718 variables, 1/259 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/718 variables, 0/259 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 6 (OVERLAPS) 1/719 variables, 1/260 constraints. Problems are: Problem set: 256 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 719/719 variables, and 260 constraints, problems are : Problem set: 256 solved, 262 unsolved in 30018 ms.
Refiners :[State Equation: 256/256 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 256 solved, 262 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 0/0 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 1 (OVERLAPS) 459/576 variables, 117/117 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/576 variables, 3/120 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/576 variables, 262/382 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/576 variables, 0/382 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 5 (OVERLAPS) 142/718 variables, 139/521 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/718 variables, 0/521 constraints. Problems are: Problem set: 256 solved, 262 unsolved
At refinement iteration 7 (OVERLAPS) 1/719 variables, 1/522 constraints. Problems are: Problem set: 256 solved, 262 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 719/719 variables, and 522 constraints, problems are : Problem set: 256 solved, 262 unsolved in 30016 ms.
Refiners :[State Equation: 256/256 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 262/518 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 256 solved, 262 unsolved
Search for dead transitions found 256 dead transitions in 60133ms
Found 256 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 256 transitions
Dead transitions reduction (with SMT) removed 256 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 256/1504 places, 263/1927 transitions.
Graph (complete) has 399 edges and 256 vertex of which 118 are kept as prefixes of interest. Removing 138 places using SCC suffix rule.0 ms
Discarding 138 places :
Also discarding 0 output transitions
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 36 transitions.
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 104 transition count 227
Applied a total of 15 rules in 5 ms. Remains 104 /256 variables (removed 152) and now considering 227/263 (removed 36) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 104/1504 places, 227/1927 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 60496 ms. Remains : 104/1504 places, 227/1927 transitions.
Built C files in :
/tmp/ltsmin10596914577884471252
[2025-05-30 05:43:26] [INFO ] Built C files in 35ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10596914577884471252
Running compilation step : cd /tmp/ltsmin10596914577884471252;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10596914577884471252;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10596914577884471252;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3 out of 1504 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1504/1504 places, 1927/1927 transitions.
Applied a total of 0 rules in 61 ms. Remains 1504 /1504 variables (removed 0) and now considering 1927/1927 (removed 0) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2025-05-30 05:43:29] [INFO ] Computed 3 invariants in 13 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:43:29] [INFO ] Implicit Places using invariants in 232 ms returned []
[2025-05-30 05:43:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:43:30] [INFO ] Implicit Places using invariants and state equation in 916 ms returned []
Implicit Place search using SMT with State Equation took 1150 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:43:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60455ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60459ms
Finished structural reductions in LTL mode , in 1 iterations and 61676 ms. Remains : 1504/1504 places, 1927/1927 transitions.
Built C files in :
/tmp/ltsmin11138183532985170583
[2025-05-30 05:44:31] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11138183532985170583
Running compilation step : cd /tmp/ltsmin11138183532985170583;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11138183532985170583;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11138183532985170583;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-05-30 05:44:34] [INFO ] Flatten gal took : 52 ms
[2025-05-30 05:44:34] [INFO ] Flatten gal took : 59 ms
[2025-05-30 05:44:34] [INFO ] Time to serialize gal into /tmp/LTL11834152994947246490.gal : 13 ms
[2025-05-30 05:44:34] [INFO ] Time to serialize properties into /tmp/LTL15510630791602396375.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/LTL11834152994947246490.gal' '-t' 'CGAL' '-hoa' '/tmp/aut2651946302609488957.hoa' '-atoms' '/tmp/LTL15510630791602396375.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...319
Loading property file /tmp/LTL15510630791602396375.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut2651946302609488957.hoa
Detected timeout of ITS tools.
[2025-05-30 05:44:49] [INFO ] Flatten gal took : 42 ms
[2025-05-30 05:44:49] [INFO ] Flatten gal took : 43 ms
[2025-05-30 05:44:49] [INFO ] Time to serialize gal into /tmp/LTL12431846860278821050.gal : 9 ms
[2025-05-30 05:44:49] [INFO ] Time to serialize properties into /tmp/LTL4986009627132810222.ltl : 3 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/LTL12431846860278821050.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4986009627132810222.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 : !(((X(X(X(X(("(p875==1)")||(("(p1933!=1)")U(("((p97!=1)&&(p1933!=1))")||(G("(p1933!=1)")))))))))U((X(X(X(X(G(("(p875==1)")||(("(p1933!...331
Formula 0 simplified : XXXX(!"(p875==1)" & (!"(p1933!=1)" M !"((p97!=1)&&(p1933!=1))")) R (XXXXF(!"(p875==1)" & (!"(p1933!=1)" M !"((p97!=1)&&(p1933!=1))")...242
Detected timeout of ITS tools.
[2025-05-30 05:45:04] [INFO ] Flatten gal took : 37 ms
[2025-05-30 05:45:04] [INFO ] Applying decomposition
[2025-05-30 05:45:04] [INFO ] Flatten gal took : 36 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/graph7560199519926414640.txt' '-o' '/tmp/graph7560199519926414640.bin' '-w' '/tmp/graph7560199519926414640.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7560199519926414640.bin' '-l' '-1' '-v' '-w' '/tmp/graph7560199519926414640.weights' '-q' '0' '-e' '0.001'
[2025-05-30 05:45:04] [INFO ] Decomposing Gal with order
[2025-05-30 05:45:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 05:45:05] [INFO ] Removed a total of 520 redundant transitions.
[2025-05-30 05:45:05] [INFO ] Flatten gal took : 138 ms
[2025-05-30 05:45:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 60 labels/synchronizations in 35 ms.
[2025-05-30 05:45:05] [INFO ] Time to serialize gal into /tmp/LTL3222584432751962364.gal : 21 ms
[2025-05-30 05:45:05] [INFO ] Time to serialize properties into /tmp/LTL4477370700695329038.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/LTL3222584432751962364.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4477370700695329038.ltl' '-c' '-stutter-deadlock'

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...254
Read 1 LTL properties
Checking formula 0 : !(((X(X(X(X(("(i13.u205.p875==1)")||(("(i28.i1.i1.u464.p1933!=1)")U(("((i4.i0.i0.u17.p97!=1)&&(i28.i1.i1.u464.p1933!=1))")||(G("(i28.i...541
Formula 0 simplified : XXXX(!"(i13.u205.p875==1)" & (!"(i28.i1.i1.u464.p1933!=1)" M !"((i4.i0.i0.u17.p97!=1)&&(i28.i1.i1.u464.p1933!=1))")) R (XXXXF(!"(i13...407
Reverse transition relation is NOT exact ! Due to transitions t26, t182, t263, t295, t324, t376, t447, t496, t693, t745, t776, t854, t1161, t1213, t1227, t...2048
Computing Next relation with stutter on 32080 deadlock states
5 unique states visited
0 strongly connected components in search stack
4 transitions explored
5 items max in DFS search stack
264 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.83063,114480,1,0,167343,4141,18779,277982,484,24542,861948
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA CloudReconfiguration-PT-303-LTLFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property CloudReconfiguration-PT-303-LTLFireability-09 finished in 310849 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 1525 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Graph (trivial) has 1861 edges and 1525 vertex of which 690 / 1525 are part of one of the 63 SCC in 1 ms
Free SCC test removed 627 places
Ensure Unique test removed 728 transitions
Reduce isomorphic transitions removed 728 transitions.
Graph (complete) has 1394 edges and 898 vertex of which 890 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 482 transitions
Trivial Post-agglo rules discarded 482 transitions
Performed 482 trivial Post agglomeration. Transition count delta: 482
Iterating post reduction 0 with 482 rules applied. Total rules applied 484 place count 889 transition count 737
Reduce places removed 482 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 506 rules applied. Total rules applied 990 place count 407 transition count 713
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1003 place count 395 transition count 712
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1004 place count 394 transition count 712
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 45 Pre rules applied. Total rules applied 1004 place count 394 transition count 667
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 4 with 90 rules applied. Total rules applied 1094 place count 349 transition count 667
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 1109 place count 334 transition count 644
Iterating global reduction 4 with 15 rules applied. Total rules applied 1124 place count 334 transition count 644
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 4 with 1 rules applied. Total rules applied 1125 place count 334 transition count 643
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1126 place count 333 transition count 643
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1137 place count 322 transition count 628
Iterating global reduction 6 with 11 rules applied. Total rules applied 1148 place count 322 transition count 628
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1154 place count 322 transition count 622
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1157 place count 319 transition count 616
Iterating global reduction 7 with 3 rules applied. Total rules applied 1160 place count 319 transition count 616
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1163 place count 316 transition count 610
Iterating global reduction 7 with 3 rules applied. Total rules applied 1166 place count 316 transition count 610
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 7 with 1 rules applied. Total rules applied 1167 place count 316 transition count 609
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1168 place count 315 transition count 609
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1170 place count 313 transition count 605
Iterating global reduction 9 with 2 rules applied. Total rules applied 1172 place count 313 transition count 605
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1174 place count 311 transition count 601
Iterating global reduction 9 with 2 rules applied. Total rules applied 1176 place count 311 transition count 601
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1178 place count 309 transition count 597
Iterating global reduction 9 with 2 rules applied. Total rules applied 1180 place count 309 transition count 597
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1182 place count 307 transition count 583
Iterating global reduction 9 with 2 rules applied. Total rules applied 1184 place count 307 transition count 583
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 9 with 1 rules applied. Total rules applied 1185 place count 307 transition count 582
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1186 place count 306 transition count 582
Performed 148 Post agglomeration using F-continuation condition with reduction of 83 identical transitions.
Deduced a syphon composed of 148 places in 0 ms
Reduce places removed 148 places and 0 transitions.
Iterating global reduction 11 with 296 rules applied. Total rules applied 1482 place count 158 transition count 351
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 11 with 13 rules applied. Total rules applied 1495 place count 158 transition count 338
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1497 place count 157 transition count 337
Discarding 4 places :
Symmetric choice reduction at 13 with 4 rule applications. Total rules 1501 place count 153 transition count 332
Iterating global reduction 13 with 4 rules applied. Total rules applied 1505 place count 153 transition count 332
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 13 with 22 rules applied. Total rules applied 1527 place count 142 transition count 319
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 13 with 11 rules applied. Total rules applied 1538 place count 142 transition count 308
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 14 with 34 rules applied. Total rules applied 1572 place count 125 transition count 342
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 14 with 17 rules applied. Total rules applied 1589 place count 125 transition count 325
Discarding 8 places :
Symmetric choice reduction at 15 with 8 rule applications. Total rules 1597 place count 117 transition count 309
Iterating global reduction 15 with 8 rules applied. Total rules applied 1605 place count 117 transition count 309
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 15 with 5 rules applied. Total rules applied 1610 place count 117 transition count 304
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 16 with 37 rules applied. Total rules applied 1647 place count 117 transition count 267
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1648 place count 116 transition count 266
Applied a total of 1648 rules in 76 ms. Remains 116 /1525 variables (removed 1409) and now considering 266/1953 (removed 1687) transitions.
[2025-05-30 05:45:08] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
// Phase 1: matrix 209 rows 116 cols
[2025-05-30 05:45:08] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:08] [INFO ] Implicit Places using invariants in 62 ms returned []
[2025-05-30 05:45:08] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
[2025-05-30 05:45:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:08] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 05:45:08] [INFO ] Implicit Places using invariants and state equation in 116 ms returned [8, 44, 77]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 180 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1525 places, 266/1953 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 110 transition count 263
Applied a total of 4 rules in 6 ms. Remains 110 /113 variables (removed 3) and now considering 263/266 (removed 3) transitions.
[2025-05-30 05:45:08] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
// Phase 1: matrix 206 rows 110 cols
[2025-05-30 05:45:08] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:08] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-30 05:45:08] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
[2025-05-30 05:45:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:08] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 05:45:08] [INFO ] Implicit Places using invariants and state equation in 87 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1525 places, 263/1953 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 391 ms. Remains : 110/1525 places, 263/1953 transitions.
Stuttering acceptance computed with spot in 92 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-10 finished in 507 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G((p0||(p1&&(p2 U G(p0))))))))'
Support contains 3 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1515 transition count 1943
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1515 transition count 1943
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 1515 transition count 1942
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 29 place count 1507 transition count 1933
Iterating global reduction 1 with 8 rules applied. Total rules applied 37 place count 1507 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 38 place count 1507 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 40 place count 1505 transition count 1929
Iterating global reduction 2 with 2 rules applied. Total rules applied 42 place count 1505 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 1504 transition count 1927
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 1504 transition count 1927
Applied a total of 44 rules in 304 ms. Remains 1504 /1525 variables (removed 21) and now considering 1927/1953 (removed 26) transitions.
// Phase 1: matrix 1927 rows 1504 cols
[2025-05-30 05:45:09] [INFO ] Computed 3 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:09] [INFO ] Implicit Places using invariants in 254 ms returned []
[2025-05-30 05:45:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:45:10] [INFO ] Implicit Places using invariants and state equation in 975 ms returned []
Implicit Place search using SMT with State Equation took 1231 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2025-05-30 05:45:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s1002 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60422ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60426ms
Starting structural reductions in LTL mode, iteration 1 : 1504/1525 places, 1927/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61967 ms. Remains : 1504/1525 places, 1927/1953 transitions.
Stuttering acceptance computed with spot in 203 ms :[(NOT p0), (NOT p0), (NOT p0), true, (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-11 finished in 62196 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(F((p1&&F(p2))))||p0))))'
Support contains 3 out of 1525 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Graph (trivial) has 1858 edges and 1525 vertex of which 686 / 1525 are part of one of the 63 SCC in 1 ms
Free SCC test removed 623 places
Ensure Unique test removed 723 transitions
Reduce isomorphic transitions removed 723 transitions.
Graph (complete) has 1399 edges and 902 vertex of which 894 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 485 transitions
Trivial Post-agglo rules discarded 485 transitions
Performed 485 trivial Post agglomeration. Transition count delta: 485
Iterating post reduction 0 with 485 rules applied. Total rules applied 487 place count 893 transition count 739
Reduce places removed 485 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 509 rules applied. Total rules applied 996 place count 408 transition count 715
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1009 place count 396 transition count 714
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1010 place count 395 transition count 714
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 45 Pre rules applied. Total rules applied 1010 place count 395 transition count 669
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 4 with 90 rules applied. Total rules applied 1100 place count 350 transition count 669
Discarding 15 places :
Symmetric choice reduction at 4 with 15 rule applications. Total rules 1115 place count 335 transition count 646
Iterating global reduction 4 with 15 rules applied. Total rules applied 1130 place count 335 transition count 646
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 4 with 1 rules applied. Total rules applied 1131 place count 335 transition count 645
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1132 place count 334 transition count 645
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1143 place count 323 transition count 630
Iterating global reduction 6 with 11 rules applied. Total rules applied 1154 place count 323 transition count 630
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1160 place count 323 transition count 624
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1163 place count 320 transition count 618
Iterating global reduction 7 with 3 rules applied. Total rules applied 1166 place count 320 transition count 618
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1169 place count 317 transition count 612
Iterating global reduction 7 with 3 rules applied. Total rules applied 1172 place count 317 transition count 612
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 7 with 1 rules applied. Total rules applied 1173 place count 317 transition count 611
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1174 place count 316 transition count 611
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1176 place count 314 transition count 607
Iterating global reduction 9 with 2 rules applied. Total rules applied 1178 place count 314 transition count 607
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1180 place count 312 transition count 603
Iterating global reduction 9 with 2 rules applied. Total rules applied 1182 place count 312 transition count 603
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1184 place count 310 transition count 599
Iterating global reduction 9 with 2 rules applied. Total rules applied 1186 place count 310 transition count 599
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1188 place count 308 transition count 585
Iterating global reduction 9 with 2 rules applied. Total rules applied 1190 place count 308 transition count 585
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 9 with 1 rules applied. Total rules applied 1191 place count 308 transition count 584
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1192 place count 307 transition count 584
Performed 147 Post agglomeration using F-continuation condition with reduction of 83 identical transitions.
Deduced a syphon composed of 147 places in 0 ms
Reduce places removed 147 places and 0 transitions.
Iterating global reduction 11 with 294 rules applied. Total rules applied 1486 place count 160 transition count 354
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 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 11 with 12 rules applied. Total rules applied 1498 place count 160 transition count 342
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1500 place count 159 transition count 341
Discarding 4 places :
Symmetric choice reduction at 13 with 4 rule applications. Total rules 1504 place count 155 transition count 336
Iterating global reduction 13 with 4 rules applied. Total rules applied 1508 place count 155 transition count 336
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 13 with 22 rules applied. Total rules applied 1530 place count 144 transition count 323
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 13 with 11 rules applied. Total rules applied 1541 place count 144 transition count 312
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -25
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 14 with 34 rules applied. Total rules applied 1575 place count 127 transition count 337
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 14 with 17 rules applied. Total rules applied 1592 place count 127 transition count 320
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1601 place count 118 transition count 302
Iterating global reduction 15 with 9 rules applied. Total rules applied 1610 place count 118 transition count 302
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1616 place count 118 transition count 296
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 16 with 2 rules applied. Total rules applied 1618 place count 117 transition count 315
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 1619 place count 117 transition count 314
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 17 with 37 rules applied. Total rules applied 1656 place count 117 transition count 277
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1657 place count 116 transition count 276
Applied a total of 1657 rules in 101 ms. Remains 116 /1525 variables (removed 1409) and now considering 276/1953 (removed 1677) transitions.
[2025-05-30 05:46:11] [INFO ] Flow matrix only has 219 transitions (discarded 57 similar events)
// Phase 1: matrix 219 rows 116 cols
[2025-05-30 05:46:11] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:11] [INFO ] Implicit Places using invariants in 93 ms returned []
[2025-05-30 05:46:11] [INFO ] Flow matrix only has 219 transitions (discarded 57 similar events)
[2025-05-30 05:46:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:11] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 05:46:11] [INFO ] Implicit Places using invariants and state equation in 274 ms returned [8, 43, 78]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 370 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1525 places, 276/1953 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 110 transition count 273
Applied a total of 4 rules in 20 ms. Remains 110 /113 variables (removed 3) and now considering 273/276 (removed 3) transitions.
[2025-05-30 05:46:11] [INFO ] Flow matrix only has 216 transitions (discarded 57 similar events)
// Phase 1: matrix 216 rows 110 cols
[2025-05-30 05:46:11] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:11] [INFO ] Implicit Places using invariants in 159 ms returned []
[2025-05-30 05:46:11] [INFO ] Flow matrix only has 216 transitions (discarded 57 similar events)
[2025-05-30 05:46:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:12] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 05:46:12] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 282 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1525 places, 273/1953 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 774 ms. Remains : 110/1525 places, 273/1953 transitions.
Stuttering acceptance computed with spot in 101 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-13 finished in 891 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(!(F(p0) U G((F(G((!p0 U p1))) U !X(p1)))))'
Support contains 3 out of 1525 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1516 transition count 1944
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1516 transition count 1944
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1516 transition count 1943
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 26 place count 1509 transition count 1935
Iterating global reduction 1 with 7 rules applied. Total rules applied 33 place count 1509 transition count 1935
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 35 place count 1507 transition count 1932
Iterating global reduction 1 with 2 rules applied. Total rules applied 37 place count 1507 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 38 place count 1506 transition count 1930
Iterating global reduction 1 with 1 rules applied. Total rules applied 39 place count 1506 transition count 1930
Applied a total of 39 rules in 297 ms. Remains 1506 /1525 variables (removed 19) and now considering 1930/1953 (removed 23) transitions.
// Phase 1: matrix 1930 rows 1506 cols
[2025-05-30 05:46:12] [INFO ] Computed 3 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:12] [INFO ] Implicit Places using invariants in 214 ms returned []
[2025-05-30 05:46:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:46:13] [INFO ] Implicit Places using invariants and state equation in 900 ms returned []
Implicit Place search using SMT with State Equation took 1133 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2025-05-30 05:46:13] [INFO ] Invariant cache hit.
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) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3436 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1929/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1929 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1929 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 1505/3436 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60406ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60412ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1525 places, 1930/1953 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61847 ms. Remains : 1506/1525 places, 1930/1953 transitions.
Stuttering acceptance computed with spot in 152 ms :[(NOT p1), (NOT p1), (AND p0 (NOT p1)), false, false]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-14
Stuttering criterion allowed to conclude after 51 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-14 finished in 62021 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 1525 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1525/1525 places, 1953/1953 transitions.
Graph (trivial) has 1864 edges and 1525 vertex of which 696 / 1525 are part of one of the 63 SCC in 0 ms
Free SCC test removed 633 places
Ensure Unique test removed 736 transitions
Reduce isomorphic transitions removed 736 transitions.
Graph (complete) has 1386 edges and 892 vertex of which 884 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 482 transitions
Trivial Post-agglo rules discarded 482 transitions
Performed 482 trivial Post agglomeration. Transition count delta: 482
Iterating post reduction 0 with 482 rules applied. Total rules applied 484 place count 883 transition count 729
Reduce places removed 482 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 506 rules applied. Total rules applied 990 place count 401 transition count 705
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1002 place count 389 transition count 705
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 44 Pre rules applied. Total rules applied 1002 place count 389 transition count 661
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 3 with 88 rules applied. Total rules applied 1090 place count 345 transition count 661
Discarding 15 places :
Symmetric choice reduction at 3 with 15 rule applications. Total rules 1105 place count 330 transition count 638
Iterating global reduction 3 with 15 rules applied. Total rules applied 1120 place count 330 transition count 638
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 1121 place count 330 transition count 637
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1122 place count 329 transition count 637
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1133 place count 318 transition count 622
Iterating global reduction 5 with 11 rules applied. Total rules applied 1144 place count 318 transition count 622
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1150 place count 318 transition count 616
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1153 place count 315 transition count 610
Iterating global reduction 6 with 3 rules applied. Total rules applied 1156 place count 315 transition count 610
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1159 place count 312 transition count 604
Iterating global reduction 6 with 3 rules applied. Total rules applied 1162 place count 312 transition count 604
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 6 with 1 rules applied. Total rules applied 1163 place count 312 transition count 603
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1164 place count 311 transition count 603
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1166 place count 309 transition count 599
Iterating global reduction 8 with 2 rules applied. Total rules applied 1168 place count 309 transition count 599
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1170 place count 307 transition count 595
Iterating global reduction 8 with 2 rules applied. Total rules applied 1172 place count 307 transition count 595
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1174 place count 305 transition count 591
Iterating global reduction 8 with 2 rules applied. Total rules applied 1176 place count 305 transition count 591
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1178 place count 303 transition count 577
Iterating global reduction 8 with 2 rules applied. Total rules applied 1180 place count 303 transition count 577
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 8 with 1 rules applied. Total rules applied 1181 place count 303 transition count 576
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1182 place count 302 transition count 576
Performed 146 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 146 places in 0 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 10 with 292 rules applied. Total rules applied 1474 place count 156 transition count 349
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 10 with 13 rules applied. Total rules applied 1487 place count 156 transition count 336
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1489 place count 155 transition count 335
Discarding 4 places :
Symmetric choice reduction at 12 with 4 rule applications. Total rules 1493 place count 151 transition count 330
Iterating global reduction 12 with 4 rules applied. Total rules applied 1497 place count 151 transition count 330
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 12 with 22 rules applied. Total rules applied 1519 place count 140 transition count 317
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 12 with 11 rules applied. Total rules applied 1530 place count 140 transition count 306
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 13 with 34 rules applied. Total rules applied 1564 place count 123 transition count 340
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 13 with 17 rules applied. Total rules applied 1581 place count 123 transition count 323
Discarding 9 places :
Symmetric choice reduction at 14 with 9 rule applications. Total rules 1590 place count 114 transition count 305
Iterating global reduction 14 with 9 rules applied. Total rules applied 1599 place count 114 transition count 305
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1605 place count 114 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 15 with 37 rules applied. Total rules applied 1642 place count 114 transition count 262
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1643 place count 114 transition count 262
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1644 place count 113 transition count 261
Applied a total of 1644 rules in 70 ms. Remains 113 /1525 variables (removed 1412) and now considering 261/1953 (removed 1692) transitions.
[2025-05-30 05:47:14] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 113 cols
[2025-05-30 05:47:14] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:47:14] [INFO ] Implicit Places using invariants in 113 ms returned []
[2025-05-30 05:47:14] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2025-05-30 05:47:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:47:14] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 05:47:14] [INFO ] Implicit Places using invariants and state equation in 211 ms returned [8, 41, 76]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 346 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 110/1525 places, 261/1953 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 107 transition count 258
Applied a total of 4 rules in 3 ms. Remains 107 /110 variables (removed 3) and now considering 258/261 (removed 3) transitions.
[2025-05-30 05:47:14] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
// Phase 1: matrix 201 rows 107 cols
[2025-05-30 05:47:14] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:47:14] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 05:47:14] [INFO ] Flow matrix only has 201 transitions (discarded 57 similar events)
[2025-05-30 05:47:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 05:47:14] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 05:47:14] [INFO ] Implicit Places using invariants and state equation in 116 ms returned []
Implicit Place search using SMT with State Equation took 185 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 107/1525 places, 258/1953 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 604 ms. Remains : 107/1525 places, 258/1953 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLFireability-15
Stuttering criterion allowed to conclude after 2276 steps with 336 reset in 2 ms.
FORMULA CloudReconfiguration-PT-303-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLFireability-15 finished in 674 ms.
All properties solved by simple procedures.
Total runtime 842678 ms.

BK_STOP 1748584034940

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

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