Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028300372.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-402, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028300372
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K 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 912K 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-402-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-402-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748604035176

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-402
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 11:20:36] [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 11:20:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 11:20:36] [INFO ] Load time of PNML (sax parser for PT used): 163 ms
[2025-05-30 11:20:36] [INFO ] Transformed 3554 places.
[2025-05-30 11:20:36] [INFO ] Transformed 4263 transitions.
[2025-05-30 11:20:36] [INFO ] Found NUPN structural information;
[2025-05-30 11:20:36] [INFO ] Parsed PT model containing 3554 places and 4263 transitions and 8889 arcs in 272 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA CloudReconfiguration-PT-402-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-402-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-402-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-402-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 3554 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3554/3554 places, 4263/4263 transitions.
Discarding 722 places :
Symmetric choice reduction at 0 with 722 rule applications. Total rules 722 place count 2832 transition count 3541
Iterating global reduction 0 with 722 rules applied. Total rules applied 1444 place count 2832 transition count 3541
Ensure Unique test removed 39 transitions
Reduce isomorphic transitions removed 39 transitions.
Iterating post reduction 0 with 39 rules applied. Total rules applied 1483 place count 2832 transition count 3502
Discarding 332 places :
Symmetric choice reduction at 1 with 332 rule applications. Total rules 1815 place count 2500 transition count 3170
Iterating global reduction 1 with 332 rules applied. Total rules applied 2147 place count 2500 transition count 3170
Discarding 126 places :
Symmetric choice reduction at 1 with 126 rule applications. Total rules 2273 place count 2374 transition count 3044
Iterating global reduction 1 with 126 rules applied. Total rules applied 2399 place count 2374 transition count 3044
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 2427 place count 2374 transition count 3016
Discarding 66 places :
Symmetric choice reduction at 2 with 66 rule applications. Total rules 2493 place count 2308 transition count 2950
Iterating global reduction 2 with 66 rules applied. Total rules applied 2559 place count 2308 transition count 2950
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 2571 place count 2308 transition count 2938
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2624 place count 2255 transition count 2878
Iterating global reduction 3 with 53 rules applied. Total rules applied 2677 place count 2255 transition count 2878
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 2715 place count 2217 transition count 2840
Iterating global reduction 3 with 38 rules applied. Total rules applied 2753 place count 2217 transition count 2840
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 2787 place count 2183 transition count 2806
Iterating global reduction 3 with 34 rules applied. Total rules applied 2821 place count 2183 transition count 2806
Discarding 33 places :
Symmetric choice reduction at 3 with 33 rule applications. Total rules 2854 place count 2150 transition count 2773
Iterating global reduction 3 with 33 rules applied. Total rules applied 2887 place count 2150 transition count 2773
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 2916 place count 2121 transition count 2727
Iterating global reduction 3 with 29 rules applied. Total rules applied 2945 place count 2121 transition count 2727
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 2956 place count 2110 transition count 2709
Iterating global reduction 3 with 11 rules applied. Total rules applied 2967 place count 2110 transition count 2709
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 2978 place count 2099 transition count 2694
Iterating global reduction 3 with 11 rules applied. Total rules applied 2989 place count 2099 transition count 2694
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2992 place count 2099 transition count 2691
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 2996 place count 2095 transition count 2687
Iterating global reduction 4 with 4 rules applied. Total rules applied 3000 place count 2095 transition count 2687
Applied a total of 3000 rules in 2406 ms. Remains 2095 /3554 variables (removed 1459) and now considering 2687/4263 (removed 1576) transitions.
// Phase 1: matrix 2687 rows 2095 cols
[2025-05-30 11:20:39] [INFO ] Computed 5 invariants in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:20:40] [INFO ] Implicit Places using invariants in 741 ms returned []
[2025-05-30 11:20:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:20:41] [INFO ] Implicit Places using invariants and state equation in 1361 ms returned []
Implicit Place search using SMT with State Equation took 2148 ms to find 0 implicit places.
Running 2686 sub problems to find dead transitions.
[2025-05-30 11:20:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2094 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2686 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2094/4782 variables, and 5 constraints, problems are : Problem set: 0 solved, 2686 unsolved in 30082 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2095 constraints, PredecessorRefiner: 2686/2686 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2686 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2094 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2686 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 2094/4782 variables, and 5 constraints, problems are : Problem set: 0 solved, 2686 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2095 constraints, PredecessorRefiner: 0/2686 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61010ms problems are : Problem set: 0 solved, 2686 unsolved
Search for dead transitions found 0 dead transitions in 61032ms
Starting structural reductions in LTL mode, iteration 1 : 2095/3554 places, 2687/4263 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65622 ms. Remains : 2095/3554 places, 2687/4263 transitions.
Support contains 26 out of 2095 places after structural reductions.
[2025-05-30 11:21:42] [INFO ] Flatten gal took : 150 ms
[2025-05-30 11:21:42] [INFO ] Flatten gal took : 90 ms
[2025-05-30 11:21:43] [INFO ] Input system was already deterministic with 2687 transitions.
Support contains 25 out of 2095 places (down from 26) after GAL structural reductions.
RANDOM walk for 40000 steps (224 resets) in 1797 ms. (22 steps per ms) remains 20/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 29 ms. (133 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
[2025-05-30 11:21:43] [INFO ] Invariant cache hit.
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) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 2060/2082 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2082 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2675/4757 variables, 2082/2087 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4757 variables, 0/2087 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2/4759 variables, 1/2088 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4759 variables, 0/2088 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 2/4761 variables, 1/2089 constraints. Problems are: Problem set: 0 solved, 20 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 4761/4782 variables, and 2089 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5013 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2084/2095 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 2060/2082 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2082 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 2675/4757 variables, 2082/2087 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4757 variables, 20/2107 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4757/4782 variables, and 2107 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5026 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2082/2095 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10066ms problems are : Problem set: 0 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 22 out of 2095 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Graph (trivial) has 2520 edges and 2095 vertex of which 948 / 2095 are part of one of the 87 SCC in 10 ms
Free SCC test removed 861 places
Drop transitions (Empty/Sink Transition effects.) removed 1091 transitions
Reduce isomorphic transitions removed 1091 transitions.
Graph (complete) has 1824 edges and 1234 vertex of which 1223 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.3 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 654 transitions
Trivial Post-agglo rules discarded 654 transitions
Performed 654 trivial Post agglomeration. Transition count delta: 654
Iterating post reduction 0 with 662 rules applied. Total rules applied 664 place count 1223 transition count 929
Reduce places removed 654 places and 0 transitions.
Ensure Unique test removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 55 transitions
Trivial Post-agglo rules discarded 55 transitions
Performed 55 trivial Post agglomeration. Transition count delta: 55
Iterating post reduction 1 with 739 rules applied. Total rules applied 1403 place count 569 transition count 844
Reduce places removed 55 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 2 with 57 rules applied. Total rules applied 1460 place count 514 transition count 842
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 1463 place count 513 transition count 840
Reduce places removed 1 places and 0 transitions.
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Iterating post reduction 4 with 16 rules applied. Total rules applied 1479 place count 512 transition count 825
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 5 with 20 rules applied. Total rules applied 1499 place count 497 transition count 820
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1501 place count 495 transition count 820
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 65 Pre rules applied. Total rules applied 1501 place count 495 transition count 755
Deduced a syphon composed of 65 places in 1 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 7 with 130 rules applied. Total rules applied 1631 place count 430 transition count 755
Discarding 14 places :
Symmetric choice reduction at 7 with 14 rule applications. Total rules 1645 place count 416 transition count 736
Iterating global reduction 7 with 14 rules applied. Total rules applied 1659 place count 416 transition count 736
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 7 with 3 rules applied. Total rules applied 1662 place count 416 transition count 733
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 1665 place count 413 transition count 733
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1674 place count 404 transition count 723
Iterating global reduction 9 with 9 rules applied. Total rules applied 1683 place count 404 transition count 723
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1691 place count 404 transition count 715
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1692 place count 403 transition count 709
Iterating global reduction 10 with 1 rules applied. Total rules applied 1693 place count 403 transition count 709
Performed 197 Post agglomeration using F-continuation condition with reduction of 124 identical transitions.
Deduced a syphon composed of 197 places in 0 ms
Reduce places removed 197 places and 0 transitions.
Iterating global reduction 10 with 394 rules applied. Total rules applied 2087 place count 206 transition count 388
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 10 with 23 rules applied. Total rules applied 2110 place count 206 transition count 365
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 2114 place count 202 transition count 361
Iterating global reduction 11 with 4 rules applied. Total rules applied 2118 place count 202 transition count 361
Performed 16 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 11 with 32 rules applied. Total rules applied 2150 place count 186 transition count 342
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 11 with 19 rules applied. Total rules applied 2169 place count 186 transition count 323
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 2171 place count 185 transition count 322
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 2173 place count 185 transition count 320
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 13 with 2 rules applied. Total rules applied 2175 place count 184 transition count 319
Performed 45 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 45 places in 1 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 13 with 90 rules applied. Total rules applied 2265 place count 139 transition count 362
Ensure Unique test removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Iterating post reduction 13 with 33 rules applied. Total rules applied 2298 place count 139 transition count 329
Discarding 24 places :
Symmetric choice reduction at 14 with 24 rule applications. Total rules 2322 place count 115 transition count 281
Iterating global reduction 14 with 24 rules applied. Total rules applied 2346 place count 115 transition count 281
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 14 with 10 rules applied. Total rules applied 2356 place count 115 transition count 271
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 2363 place count 108 transition count 257
Iterating global reduction 15 with 7 rules applied. Total rules applied 2370 place count 108 transition count 257
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 2376 place count 108 transition count 251
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 16 with 8 rules applied. Total rules applied 2384 place count 108 transition count 243
Free-agglomeration rule applied 4 times.
Iterating global reduction 16 with 4 rules applied. Total rules applied 2388 place count 108 transition count 239
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 2392 place count 104 transition count 239
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 17 with 5 rules applied. Total rules applied 2397 place count 104 transition count 239
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 2398 place count 104 transition count 239
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 2399 place count 103 transition count 238
Applied a total of 2399 rules in 393 ms. Remains 103 /2095 variables (removed 1992) and now considering 238/2687 (removed 2449) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 393 ms. Remains : 103/2095 places, 238/2687 transitions.
RANDOM walk for 40000 steps (3221 resets) in 1271 ms. (31 steps per ms) remains 1/20 properties
BEST_FIRST walk for 31278 steps (482 resets) in 44 ms. (695 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-402-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2922 edges and 2095 vertex of which 2084 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.32 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||X(p1))))&&F(p2))))'
Support contains 3 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 2088 transition count 2680
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 2088 transition count 2680
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 17 place count 2085 transition count 2676
Iterating global reduction 0 with 3 rules applied. Total rules applied 20 place count 2085 transition count 2676
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 2084 transition count 2674
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 2084 transition count 2674
Applied a total of 22 rules in 440 ms. Remains 2084 /2095 variables (removed 11) and now considering 2674/2687 (removed 13) transitions.
// Phase 1: matrix 2674 rows 2084 cols
[2025-05-30 11:21:55] [INFO ] Computed 5 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:21:56] [INFO ] Implicit Places using invariants in 361 ms returned []
[2025-05-30 11:21:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:21:57] [INFO ] Implicit Places using invariants and state equation in 1423 ms returned []
Implicit Place search using SMT with State Equation took 1787 ms to find 0 implicit places.
Running 2673 sub problems to find dead transitions.
[2025-05-30 11:21:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2083 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2673 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2083/4758 variables, and 5 constraints, problems are : Problem set: 0 solved, 2673 unsolved in 30041 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2084 constraints, PredecessorRefiner: 2673/2673 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2673 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2083 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2673 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 2083/4758 variables, and 5 constraints, problems are : Problem set: 0 solved, 2673 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2084 constraints, PredecessorRefiner: 0/2673 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60807ms problems are : Problem set: 0 solved, 2673 unsolved
Search for dead transitions found 0 dead transitions in 60813ms
Starting structural reductions in LTL mode, iteration 1 : 2084/2095 places, 2674/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63052 ms. Remains : 2084/2095 places, 2674/2687 transitions.
Stuttering acceptance computed with spot in 362 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (NOT p2), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-02
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 3 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-02 finished in 63489 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(X(X(G(p0))))))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2087 transition count 2679
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2087 transition count 2679
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 21 place count 2082 transition count 2673
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 2082 transition count 2673
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 28 place count 2080 transition count 2670
Iterating global reduction 0 with 2 rules applied. Total rules applied 30 place count 2080 transition count 2670
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2079 transition count 2669
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2667
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2667
Applied a total of 36 rules in 773 ms. Remains 2077 /2095 variables (removed 18) and now considering 2667/2687 (removed 20) transitions.
// Phase 1: matrix 2667 rows 2077 cols
[2025-05-30 11:22:59] [INFO ] Computed 5 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:22:59] [INFO ] Implicit Places using invariants in 329 ms returned []
[2025-05-30 11:22:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:23:01] [INFO ] Implicit Places using invariants and state equation in 1407 ms returned []
Implicit Place search using SMT with State Equation took 1738 ms to find 0 implicit places.
Running 2666 sub problems to find dead transitions.
[2025-05-30 11:23:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2666 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2076/4744 variables, and 5 constraints, problems are : Problem set: 0 solved, 2666 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 2666/2666 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2666 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2076 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2666 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2076/4744 variables, and 5 constraints, problems are : Problem set: 0 solved, 2666 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2077 constraints, PredecessorRefiner: 0/2666 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60803ms problems are : Problem set: 0 solved, 2666 unsolved
Search for dead transitions found 0 dead transitions in 60808ms
Starting structural reductions in LTL mode, iteration 1 : 2077/2095 places, 2667/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63329 ms. Remains : 2077/2095 places, 2667/2687 transitions.
Stuttering acceptance computed with spot in 327 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-04
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-04 finished in 63680 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&&X(G(p1)))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 2086 transition count 2678
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 2086 transition count 2678
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 23 place count 2081 transition count 2672
Iterating global reduction 0 with 5 rules applied. Total rules applied 28 place count 2081 transition count 2672
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 30 place count 2079 transition count 2669
Iterating global reduction 0 with 2 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2667
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2667
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2666
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2666
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2664
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2664
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2074 transition count 2662
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2074 transition count 2662
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2073 transition count 2661
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2073 transition count 2661
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 45 place count 2073 transition count 2660
Applied a total of 45 rules in 1111 ms. Remains 2073 /2095 variables (removed 22) and now considering 2660/2687 (removed 27) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2025-05-30 11:24:03] [INFO ] Computed 5 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:24:03] [INFO ] Implicit Places using invariants in 315 ms returned []
[2025-05-30 11:24:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:24:05] [INFO ] Implicit Places using invariants and state equation in 1328 ms returned []
Implicit Place search using SMT with State Equation took 1645 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2025-05-30 11:24:05] [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) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60749ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60753ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2095 places, 2660/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63520 ms. Remains : 2073/2095 places, 2660/2687 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-05
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-05 finished in 63722 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 (p0||X(p0)||F(p1))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Graph (trivial) has 2564 edges and 2095 vertex of which 978 / 2095 are part of one of the 88 SCC in 9 ms
Free SCC test removed 890 places
Ensure Unique test removed 1040 transitions
Reduce isomorphic transitions removed 1040 transitions.
Graph (complete) has 1874 edges and 1205 vertex of which 1194 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.4 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 652 transitions
Trivial Post-agglo rules discarded 652 transitions
Performed 652 trivial Post agglomeration. Transition count delta: 652
Iterating post reduction 0 with 652 rules applied. Total rules applied 654 place count 1193 transition count 988
Reduce places removed 652 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 686 rules applied. Total rules applied 1340 place count 541 transition count 954
Reduce places removed 17 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 18 rules applied. Total rules applied 1358 place count 524 transition count 953
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1360 place count 523 transition count 952
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 65 Pre rules applied. Total rules applied 1360 place count 523 transition count 887
Deduced a syphon composed of 65 places in 1 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 4 with 130 rules applied. Total rules applied 1490 place count 458 transition count 887
Discarding 22 places :
Symmetric choice reduction at 4 with 22 rule applications. Total rules 1512 place count 436 transition count 851
Iterating global reduction 4 with 22 rules applied. Total rules applied 1534 place count 436 transition count 851
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 1537 place count 436 transition count 848
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1540 place count 433 transition count 848
Discarding 14 places :
Symmetric choice reduction at 6 with 14 rule applications. Total rules 1554 place count 419 transition count 828
Iterating global reduction 6 with 14 rules applied. Total rules applied 1568 place count 419 transition count 828
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1576 place count 419 transition count 820
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1579 place count 416 transition count 814
Iterating global reduction 7 with 3 rules applied. Total rules applied 1582 place count 416 transition count 814
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1585 place count 413 transition count 808
Iterating global reduction 7 with 3 rules applied. Total rules applied 1588 place count 413 transition count 808
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1590 place count 411 transition count 804
Iterating global reduction 7 with 2 rules applied. Total rules applied 1592 place count 411 transition count 804
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1594 place count 409 transition count 800
Iterating global reduction 7 with 2 rules applied. Total rules applied 1596 place count 409 transition count 800
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1598 place count 407 transition count 796
Iterating global reduction 7 with 2 rules applied. Total rules applied 1600 place count 407 transition count 796
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1602 place count 405 transition count 792
Iterating global reduction 7 with 2 rules applied. Total rules applied 1604 place count 405 transition count 792
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1606 place count 403 transition count 788
Iterating global reduction 7 with 2 rules applied. Total rules applied 1608 place count 403 transition count 788
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1610 place count 401 transition count 774
Iterating global reduction 7 with 2 rules applied. Total rules applied 1612 place count 401 transition count 774
Performed 187 Post agglomeration using F-continuation condition with reduction of 100 identical transitions.
Deduced a syphon composed of 187 places in 0 ms
Reduce places removed 187 places and 0 transitions.
Iterating global reduction 7 with 374 rules applied. Total rules applied 1986 place count 214 transition count 487
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 7 with 18 rules applied. Total rules applied 2004 place count 214 transition count 469
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 2010 place count 208 transition count 461
Iterating global reduction 8 with 6 rules applied. Total rules applied 2016 place count 208 transition count 461
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 2017 place count 208 transition count 460
Performed 16 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 9 with 32 rules applied. Total rules applied 2049 place count 192 transition count 441
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 2066 place count 192 transition count 424
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 2067 place count 191 transition count 422
Iterating global reduction 10 with 1 rules applied. Total rules applied 2068 place count 191 transition count 422
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -55
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 10 with 48 rules applied. Total rules applied 2116 place count 167 transition count 477
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 10 with 28 rules applied. Total rules applied 2144 place count 167 transition count 449
Discarding 12 places :
Symmetric choice reduction at 11 with 12 rule applications. Total rules 2156 place count 155 transition count 425
Iterating global reduction 11 with 12 rules applied. Total rules applied 2168 place count 155 transition count 425
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 2176 place count 155 transition count 417
Drop transitions (Redundant composition of simpler transitions.) removed 56 transitions
Redundant transition composition rules discarded 56 transitions
Iterating global reduction 12 with 56 rules applied. Total rules applied 2232 place count 155 transition count 361
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 2233 place count 155 transition count 361
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 2234 place count 155 transition count 360
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 2235 place count 154 transition count 359
Applied a total of 2235 rules in 211 ms. Remains 154 /2095 variables (removed 1941) and now considering 359/2687 (removed 2328) transitions.
[2025-05-30 11:25:06] [INFO ] Flow matrix only has 281 transitions (discarded 78 similar events)
// Phase 1: matrix 281 rows 154 cols
[2025-05-30 11:25:06] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:06] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-30 11:25:06] [INFO ] Flow matrix only has 281 transitions (discarded 78 similar events)
[2025-05-30 11:25:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:06] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 11:25:06] [INFO ] Implicit Places using invariants and state equation in 176 ms returned [14, 82, 115]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 237 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 151/2095 places, 359/2687 transitions.
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 0 with 6 rules applied. Total rules applied 6 place count 148 transition count 356
Applied a total of 6 rules in 7 ms. Remains 148 /151 variables (removed 3) and now considering 356/359 (removed 3) transitions.
[2025-05-30 11:25:06] [INFO ] Flow matrix only has 278 transitions (discarded 78 similar events)
// Phase 1: matrix 278 rows 148 cols
[2025-05-30 11:25:06] [INFO ] Computed 0 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:06] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-30 11:25:06] [INFO ] Flow matrix only has 278 transitions (discarded 78 similar events)
[2025-05-30 11:25:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:06] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 11:25:06] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 203 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 148/2095 places, 356/2687 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 661 ms. Remains : 148/2095 places, 356/2687 transitions.
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-06
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-06 finished in 723 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((((F(p0) U p1) U X(p1)) U (p2&&X(X(p3))))))'
Support contains 4 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2087 transition count 2679
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2087 transition count 2679
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 20 place count 2083 transition count 2674
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 2083 transition count 2674
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 2081 transition count 2671
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 2081 transition count 2671
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2080 transition count 2670
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2080 transition count 2670
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2079 transition count 2669
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2666
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2666
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2664
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2664
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2663
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2663
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 2075 transition count 2662
Applied a total of 41 rules in 915 ms. Remains 2075 /2095 variables (removed 20) and now considering 2662/2687 (removed 25) transitions.
// Phase 1: matrix 2662 rows 2075 cols
[2025-05-30 11:25:07] [INFO ] Computed 5 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:08] [INFO ] Implicit Places using invariants in 339 ms returned []
[2025-05-30 11:25:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:25:09] [INFO ] Implicit Places using invariants and state equation in 1373 ms returned []
Implicit Place search using SMT with State Equation took 1716 ms to find 0 implicit places.
Running 2661 sub problems to find dead transitions.
[2025-05-30 11:25:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2661 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2074/4737 variables, and 5 constraints, problems are : Problem set: 0 solved, 2661 unsolved in 30047 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 2661/2661 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2661 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2661 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
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(s11 1)
(s12 1)
(s13 1)
(s14 0)
(s15 0)
(s16 1)
(s17 0)
(s18 0)
(s19 1)
(s20 0)
(s21 0)
(s22 1)
(s23 1)
(s24 0)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 0)
(s30 0)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 1)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 1)
(s43 0)
(s44 0)
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(s435 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2074/4737 variables, and 5 constraints, problems are : Problem set: 0 solved, 2661 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 0/2661 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60789ms problems are : Problem set: 0 solved, 2661 unsolved
Search for dead transitions found 0 dead transitions in 60793ms
Starting structural reductions in LTL mode, iteration 1 : 2075/2095 places, 2662/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63433 ms. Remains : 2075/2095 places, 2662/2687 transitions.
Stuttering acceptance computed with spot in 765 ms :[(OR (NOT p3) (NOT p2)), (OR (NOT p2) (NOT p3)), (NOT p1), (AND (NOT p1) p2), (NOT p3), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p1) p2 (NOT p3)), (NOT p0), (NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p1) p2 (NOT p3)), (NOT p3), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p1) p2 (NOT p3)), (AND (NOT p0) p1 (NOT p3))]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-07
Stuttering criterion allowed to conclude after 126 steps with 1 reset in 1 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-07 finished in 64266 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||X(X(F(p1))))))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 2086 transition count 2678
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 2086 transition count 2678
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 23 place count 2081 transition count 2672
Iterating global reduction 0 with 5 rules applied. Total rules applied 28 place count 2081 transition count 2672
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 30 place count 2079 transition count 2669
Iterating global reduction 0 with 2 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2667
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2667
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2666
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2666
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2664
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2664
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2074 transition count 2662
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2074 transition count 2662
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2073 transition count 2661
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2073 transition count 2661
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 45 place count 2073 transition count 2660
Applied a total of 45 rules in 1043 ms. Remains 2073 /2095 variables (removed 22) and now considering 2660/2687 (removed 27) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2025-05-30 11:26:12] [INFO ] Computed 5 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:26:12] [INFO ] Implicit Places using invariants in 332 ms returned []
[2025-05-30 11:26:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:26:13] [INFO ] Implicit Places using invariants and state equation in 1362 ms returned []
Implicit Place search using SMT with State Equation took 1698 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2025-05-30 11:26:13] [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) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60741ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60745ms
Starting structural reductions in LTL mode, iteration 1 : 2073/2095 places, 2660/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63495 ms. Remains : 2073/2095 places, 2660/2687 transitions.
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-08
Product exploration explored 100000 steps with 20000 reset in 404 ms.
Product exploration explored 100000 steps with 20000 reset in 372 ms.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2895 edges and 2073 vertex of which 2062 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.10 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 82 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (217 resets) in 256 ms. (155 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (50 resets) in 104 ms. (380 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (50 resets) in 163 ms. (243 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (54 resets) in 81 ms. (487 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 255472 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :0 out of 3
Probabilistic random walk after 255472 steps, saw 63760 distinct states, run finished after 3007 ms. (steps per millisecond=84 ) properties seen :0
[2025-05-30 11:27:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 853/855 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/855 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1205/2060 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2060 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2648/4708 variables, 2060/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4708 variables, 0/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/4710 variables, 1/2066 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4710 variables, 0/2066 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/4712 variables, 1/2067 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4712 variables, 0/2067 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/4714 variables, 1/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4714 variables, 0/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/4716 variables, 1/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4716 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/4718 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4718 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/4720 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4720 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/4722 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4722 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/4724 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4724 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/4726 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4726 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/4728 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4728 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 2/4730 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4730 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/4732 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4732 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 1/4733 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4733 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 0/4733 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4733/4733 variables, and 2078 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4801 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2073/2073 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 853/855 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/855 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1205/2060 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2060 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2648/4708 variables, 2060/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4708 variables, 3/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4708 variables, 0/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/4710 variables, 1/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4710 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/4712 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4712 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/4714 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4714 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/4716 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4716 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/4718 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4718 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/4720 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4720 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/4722 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4722 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/4724 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4724 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/4726 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4726/4733 variables, and 2077 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5011 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2069/2073 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9824ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2073 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2073/2073 places, 2660/2660 transitions.
Graph (trivial) has 2541 edges and 2073 vertex of which 976 / 2073 are part of one of the 88 SCC in 5 ms
Free SCC test removed 888 places
Drop transitions (Empty/Sink Transition effects.) removed 1128 transitions
Reduce isomorphic transitions removed 1128 transitions.
Graph (complete) has 1760 edges and 1185 vertex of which 1174 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.1 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 660 transitions
Trivial Post-agglo rules discarded 660 transitions
Performed 660 trivial Post agglomeration. Transition count delta: 660
Iterating post reduction 0 with 669 rules applied. Total rules applied 671 place count 1174 transition count 858
Reduce places removed 660 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 60 transitions
Trivial Post-agglo rules discarded 60 transitions
Performed 60 trivial Post agglomeration. Transition count delta: 60
Iterating post reduction 1 with 752 rules applied. Total rules applied 1423 place count 514 transition count 766
Reduce places removed 60 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 62 rules applied. Total rules applied 1485 place count 454 transition count 764
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1487 place count 452 transition count 764
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 66 Pre rules applied. Total rules applied 1487 place count 452 transition count 698
Deduced a syphon composed of 66 places in 0 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 4 with 132 rules applied. Total rules applied 1619 place count 386 transition count 698
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 1633 place count 372 transition count 678
Iterating global reduction 4 with 14 rules applied. Total rules applied 1647 place count 372 transition count 678
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 4 with 4 rules applied. Total rules applied 1651 place count 372 transition count 674
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 1655 place count 368 transition count 674
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1665 place count 358 transition count 662
Iterating global reduction 6 with 10 rules applied. Total rules applied 1675 place count 358 transition count 662
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1683 place count 358 transition count 654
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1685 place count 356 transition count 642
Iterating global reduction 7 with 2 rules applied. Total rules applied 1687 place count 356 transition count 642
Performed 189 Post agglomeration using F-continuation condition with reduction of 129 identical transitions.
Deduced a syphon composed of 189 places in 0 ms
Reduce places removed 189 places and 0 transitions.
Iterating global reduction 7 with 378 rules applied. Total rules applied 2065 place count 167 transition count 324
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 7 with 19 rules applied. Total rules applied 2084 place count 167 transition count 305
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 2088 place count 163 transition count 301
Iterating global reduction 8 with 4 rules applied. Total rules applied 2092 place count 163 transition count 301
Performed 17 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 8 with 34 rules applied. Total rules applied 2126 place count 146 transition count 280
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 2144 place count 146 transition count 262
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 9 with 2 rules applied. Total rules applied 2146 place count 145 transition count 261
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 2149 place count 145 transition count 258
Performed 44 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 10 with 88 rules applied. Total rules applied 2237 place count 101 transition count 299
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 10 with 65 rules applied. Total rules applied 2302 place count 101 transition count 234
Discarding 31 places :
Symmetric choice reduction at 11 with 31 rule applications. Total rules 2333 place count 70 transition count 196
Iterating global reduction 11 with 31 rules applied. Total rules applied 2364 place count 70 transition count 196
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 11 with 18 rules applied. Total rules applied 2382 place count 70 transition count 178
Discarding 8 places :
Symmetric choice reduction at 12 with 8 rule applications. Total rules 2390 place count 62 transition count 162
Iterating global reduction 12 with 8 rules applied. Total rules applied 2398 place count 62 transition count 162
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 12 with 8 rules applied. Total rules applied 2406 place count 62 transition count 154
Drop transitions (Redundant composition of simpler transitions.) removed 31 transitions
Redundant transition composition rules discarded 31 transitions
Iterating global reduction 13 with 31 rules applied. Total rules applied 2437 place count 62 transition count 123
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 2440 place count 59 transition count 114
Iterating global reduction 13 with 3 rules applied. Total rules applied 2443 place count 59 transition count 114
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 2446 place count 56 transition count 111
Iterating global reduction 13 with 3 rules applied. Total rules applied 2449 place count 56 transition count 111
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 2452 place count 56 transition count 108
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 14 with 2 rules applied. Total rules applied 2454 place count 55 transition count 107
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 2457 place count 55 transition count 104
Free-agglomeration rule applied 4 times.
Iterating global reduction 14 with 4 rules applied. Total rules applied 2461 place count 55 transition count 100
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 14 with 5 rules applied. Total rules applied 2466 place count 51 transition count 99
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 2467 place count 51 transition count 99
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 2468 place count 50 transition count 98
Applied a total of 2468 rules in 76 ms. Remains 50 /2073 variables (removed 2023) and now considering 98/2660 (removed 2562) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 50/2073 places, 98/2660 transitions.
RANDOM walk for 254 steps (3 resets) in 6 ms. (36 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 2 factoid took 135 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 228 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 2073 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2073/2073 places, 2660/2660 transitions.
Applied a total of 0 rules in 119 ms. Remains 2073 /2073 variables (removed 0) and now considering 2660/2660 (removed 0) transitions.
[2025-05-30 11:27:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:27:30] [INFO ] Implicit Places using invariants in 289 ms returned []
[2025-05-30 11:27:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:27:31] [INFO ] Implicit Places using invariants and state equation in 1265 ms returned []
Implicit Place search using SMT with State Equation took 1556 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2025-05-30 11:27:31] [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) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60738ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60743ms
Finished structural reductions in LTL mode , in 1 iterations and 62426 ms. Remains : 2073/2073 places, 2660/2660 transitions.
Computed a total of 33 stabilizing places and 36 stable transitions
Graph (complete) has 2895 edges and 2073 vertex of which 2062 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.8 ms
Computed a total of 33 stabilizing places and 36 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 100 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 244 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (221 resets) in 194 ms. (205 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (50 resets) in 77 ms. (512 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (49 resets) in 49 ms. (800 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (49 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 265956 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :0 out of 3
Probabilistic random walk after 265956 steps, saw 66729 distinct states, run finished after 3001 ms. (steps per millisecond=88 ) properties seen :0
[2025-05-30 11:28:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 853/855 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/855 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1205/2060 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2060 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2648/4708 variables, 2060/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4708 variables, 0/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/4710 variables, 1/2066 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/4710 variables, 0/2066 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/4712 variables, 1/2067 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/4712 variables, 0/2067 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/4714 variables, 1/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/4714 variables, 0/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/4716 variables, 1/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/4716 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/4718 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/4718 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/4720 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/4720 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/4722 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/4722 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/4724 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/4724 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/4726 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/4726 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/4728 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/4728 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 2/4730 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/4730 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 2/4732 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/4732 variables, 0/2077 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 1/4733 variables, 1/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/4733 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 0/4733 variables, 0/2078 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4733/4733 variables, and 2078 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4664 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2073/2073 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 853/855 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/855 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1205/2060 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2060 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 2648/4708 variables, 2060/2065 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/4708 variables, 3/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/4708 variables, 0/2068 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/4710 variables, 1/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/4710 variables, 0/2069 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/4712 variables, 1/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/4712 variables, 0/2070 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/4714 variables, 1/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/4714 variables, 0/2071 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/4716 variables, 1/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/4716 variables, 0/2072 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/4718 variables, 1/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/4718 variables, 0/2073 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/4720 variables, 1/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/4720 variables, 0/2074 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/4722 variables, 1/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/4722 variables, 0/2075 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/4724 variables, 1/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/4724 variables, 0/2076 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/4726 variables, 1/2077 constraints. Problems are: Problem set: 0 solved, 3 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 4726/4733 variables, and 2077 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5015 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 2069/2073 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9691ms problems are : Problem set: 0 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 2073 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2073/2073 places, 2660/2660 transitions.
Graph (trivial) has 2541 edges and 2073 vertex of which 976 / 2073 are part of one of the 88 SCC in 2 ms
Free SCC test removed 888 places
Drop transitions (Empty/Sink Transition effects.) removed 1128 transitions
Reduce isomorphic transitions removed 1128 transitions.
Graph (complete) has 1760 edges and 1185 vertex of which 1174 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.0 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 660 transitions
Trivial Post-agglo rules discarded 660 transitions
Performed 660 trivial Post agglomeration. Transition count delta: 660
Iterating post reduction 0 with 669 rules applied. Total rules applied 671 place count 1174 transition count 858
Reduce places removed 660 places and 0 transitions.
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 60 transitions
Trivial Post-agglo rules discarded 60 transitions
Performed 60 trivial Post agglomeration. Transition count delta: 60
Iterating post reduction 1 with 752 rules applied. Total rules applied 1423 place count 514 transition count 766
Reduce places removed 60 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 62 rules applied. Total rules applied 1485 place count 454 transition count 764
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1487 place count 452 transition count 764
Performed 66 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 66 Pre rules applied. Total rules applied 1487 place count 452 transition count 698
Deduced a syphon composed of 66 places in 0 ms
Reduce places removed 66 places and 0 transitions.
Iterating global reduction 4 with 132 rules applied. Total rules applied 1619 place count 386 transition count 698
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 1633 place count 372 transition count 678
Iterating global reduction 4 with 14 rules applied. Total rules applied 1647 place count 372 transition count 678
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 4 with 4 rules applied. Total rules applied 1651 place count 372 transition count 674
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 1655 place count 368 transition count 674
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1665 place count 358 transition count 662
Iterating global reduction 6 with 10 rules applied. Total rules applied 1675 place count 358 transition count 662
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1683 place count 358 transition count 654
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1685 place count 356 transition count 642
Iterating global reduction 7 with 2 rules applied. Total rules applied 1687 place count 356 transition count 642
Performed 189 Post agglomeration using F-continuation condition with reduction of 129 identical transitions.
Deduced a syphon composed of 189 places in 0 ms
Reduce places removed 189 places and 0 transitions.
Iterating global reduction 7 with 378 rules applied. Total rules applied 2065 place count 167 transition count 324
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 7 with 19 rules applied. Total rules applied 2084 place count 167 transition count 305
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 2088 place count 163 transition count 301
Iterating global reduction 8 with 4 rules applied. Total rules applied 2092 place count 163 transition count 301
Performed 17 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 8 with 34 rules applied. Total rules applied 2126 place count 146 transition count 280
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 2144 place count 146 transition count 262
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 9 with 2 rules applied. Total rules applied 2146 place count 145 transition count 261
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 2149 place count 145 transition count 258
Performed 44 Post agglomeration using F-continuation condition with reduction of 20 identical transitions.
Deduced a syphon composed of 44 places in 0 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 10 with 88 rules applied. Total rules applied 2237 place count 101 transition count 299
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 65 transitions.
Iterating post reduction 10 with 65 rules applied. Total rules applied 2302 place count 101 transition count 234
Discarding 31 places :
Symmetric choice reduction at 11 with 31 rule applications. Total rules 2333 place count 70 transition count 196
Iterating global reduction 11 with 31 rules applied. Total rules applied 2364 place count 70 transition count 196
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 11 with 18 rules applied. Total rules applied 2382 place count 70 transition count 178
Discarding 8 places :
Symmetric choice reduction at 12 with 8 rule applications. Total rules 2390 place count 62 transition count 162
Iterating global reduction 12 with 8 rules applied. Total rules applied 2398 place count 62 transition count 162
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 12 with 8 rules applied. Total rules applied 2406 place count 62 transition count 154
Drop transitions (Redundant composition of simpler transitions.) removed 31 transitions
Redundant transition composition rules discarded 31 transitions
Iterating global reduction 13 with 31 rules applied. Total rules applied 2437 place count 62 transition count 123
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 2440 place count 59 transition count 114
Iterating global reduction 13 with 3 rules applied. Total rules applied 2443 place count 59 transition count 114
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 2446 place count 56 transition count 111
Iterating global reduction 13 with 3 rules applied. Total rules applied 2449 place count 56 transition count 111
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 2452 place count 56 transition count 108
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 14 with 2 rules applied. Total rules applied 2454 place count 55 transition count 107
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 2457 place count 55 transition count 104
Free-agglomeration rule applied 4 times.
Iterating global reduction 14 with 4 rules applied. Total rules applied 2461 place count 55 transition count 100
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 14 with 5 rules applied. Total rules applied 2466 place count 51 transition count 99
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 2467 place count 51 transition count 99
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 2468 place count 50 transition count 98
Applied a total of 2468 rules in 68 ms. Remains 50 /2073 variables (removed 2023) and now considering 98/2660 (removed 2562) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 50/2073 places, 98/2660 transitions.
RANDOM walk for 336 steps (2 resets) in 4 ms. (67 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 154 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 20000 reset in 301 ms.
Product exploration explored 100000 steps with 20000 reset in 311 ms.
Applying partial POR strategy [false, true, false, false, false]
Stuttering acceptance computed with spot in 225 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 2073 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2073/2073 places, 2660/2660 transitions.
Graph (trivial) has 2541 edges and 2073 vertex of which 976 / 2073 are part of one of the 88 SCC in 2 ms
Free SCC test removed 888 places
Ensure Unique test removed 1039 transitions
Reduce isomorphic transitions removed 1039 transitions.
Graph (complete) has 1848 edges and 1185 vertex of which 1174 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Performed 639 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 639 rules applied. Total rules applied 641 place count 1174 transition count 1615
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 657 place count 1174 transition count 1599
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 28 Pre rules applied. Total rules applied 657 place count 1174 transition count 1616
Deduced a syphon composed of 667 places in 1 ms
Iterating global reduction 2 with 28 rules applied. Total rules applied 685 place count 1174 transition count 1616
Discarding 379 places :
Symmetric choice reduction at 2 with 379 rule applications. Total rules 1064 place count 795 transition count 1224
Deduced a syphon composed of 309 places in 1 ms
Iterating global reduction 2 with 379 rules applied. Total rules applied 1443 place count 795 transition count 1224
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 1459 place count 779 transition count 1203
Deduced a syphon composed of 306 places in 19 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 1475 place count 779 transition count 1203
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1483 place count 779 transition count 1195
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 1499 place count 763 transition count 1179
Deduced a syphon composed of 293 places in 1 ms
Iterating global reduction 3 with 16 rules applied. Total rules applied 1515 place count 763 transition count 1179
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1518 place count 760 transition count 1173
Deduced a syphon composed of 293 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1521 place count 760 transition count 1173
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1524 place count 757 transition count 1167
Deduced a syphon composed of 293 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1527 place count 757 transition count 1167
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1533 place count 751 transition count 1161
Deduced a syphon composed of 290 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1539 place count 751 transition count 1161
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1542 place count 748 transition count 1155
Deduced a syphon composed of 290 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1545 place count 748 transition count 1155
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1548 place count 745 transition count 1149
Deduced a syphon composed of 290 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1551 place count 745 transition count 1149
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 1557 place count 739 transition count 1143
Deduced a syphon composed of 287 places in 1 ms
Iterating global reduction 3 with 6 rules applied. Total rules applied 1563 place count 739 transition count 1143
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1566 place count 736 transition count 1137
Deduced a syphon composed of 287 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1569 place count 736 transition count 1137
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1572 place count 733 transition count 1131
Deduced a syphon composed of 287 places in 1 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 1575 place count 733 transition count 1131
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 1580 place count 728 transition count 1124
Deduced a syphon composed of 284 places in 1 ms
Iterating global reduction 3 with 5 rules applied. Total rules applied 1585 place count 728 transition count 1124
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 1589 place count 724 transition count 1108
Deduced a syphon composed of 282 places in 1 ms
Iterating global reduction 3 with 4 rules applied. Total rules applied 1593 place count 724 transition count 1108
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 1597 place count 720 transition count 1104
Deduced a syphon composed of 280 places in 1 ms
Iterating global reduction 3 with 4 rules applied. Total rules applied 1601 place count 720 transition count 1104
Performed 140 Post agglomeration using F-continuation condition with reduction of 16 identical transitions.
Deduced a syphon composed of 420 places in 0 ms
Iterating global reduction 3 with 140 rules applied. Total rules applied 1741 place count 720 transition count 1204
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Iterating post reduction 3 with 53 rules applied. Total rules applied 1794 place count 720 transition count 1151
Discarding 132 places :
Symmetric choice reduction at 4 with 132 rule applications. Total rules 1926 place count 588 transition count 1006
Deduced a syphon composed of 301 places in 0 ms
Iterating global reduction 4 with 132 rules applied. Total rules applied 2058 place count 588 transition count 1006
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 2066 place count 580 transition count 994
Deduced a syphon composed of 293 places in 0 ms
Iterating global reduction 4 with 8 rules applied. Total rules applied 2074 place count 580 transition count 994
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 302 places in 1 ms
Iterating global reduction 4 with 9 rules applied. Total rules applied 2083 place count 580 transition count 994
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 2089 place count 580 transition count 988
Discarding 19 places :
Symmetric choice reduction at 5 with 19 rule applications. Total rules 2108 place count 561 transition count 964
Deduced a syphon composed of 288 places in 0 ms
Iterating global reduction 5 with 19 rules applied. Total rules applied 2127 place count 561 transition count 964
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 5 with 8 rules applied. Total rules applied 2135 place count 561 transition count 956
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 2140 place count 556 transition count 951
Deduced a syphon composed of 283 places in 0 ms
Iterating global reduction 6 with 5 rules applied. Total rules applied 2145 place count 556 transition count 951
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 287 places in 0 ms
Iterating global reduction 6 with 4 rules applied. Total rules applied 2149 place count 556 transition count 951
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 2157 place count 556 transition count 943
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 2161 place count 552 transition count 939
Deduced a syphon composed of 283 places in 0 ms
Iterating global reduction 7 with 4 rules applied. Total rules applied 2165 place count 552 transition count 939
Performed 95 Post agglomeration using F-continuation condition with reduction of 160 identical transitions.
Deduced a syphon composed of 378 places in 1 ms
Iterating global reduction 7 with 95 rules applied. Total rules applied 2260 place count 552 transition count 1377
Ensure Unique test removed 162 transitions
Reduce isomorphic transitions removed 162 transitions.
Iterating post reduction 7 with 162 rules applied. Total rules applied 2422 place count 552 transition count 1215
Discarding 167 places :
Symmetric choice reduction at 8 with 167 rule applications. Total rules 2589 place count 385 transition count 770
Deduced a syphon composed of 223 places in 0 ms
Iterating global reduction 8 with 167 rules applied. Total rules applied 2756 place count 385 transition count 770
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 8 with 17 rules applied. Total rules applied 2773 place count 385 transition count 753
Discarding 33 places :
Symmetric choice reduction at 9 with 33 rule applications. Total rules 2806 place count 352 transition count 687
Deduced a syphon composed of 190 places in 0 ms
Iterating global reduction 9 with 33 rules applied. Total rules applied 2839 place count 352 transition count 687
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -66
Deduced a syphon composed of 194 places in 0 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2843 place count 352 transition count 753
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 2847 place count 348 transition count 716
Deduced a syphon composed of 190 places in 0 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2851 place count 348 transition count 716
Deduced a syphon composed of 190 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 70 transitions
Redundant transition composition rules discarded 70 transitions
Iterating global reduction 9 with 70 rules applied. Total rules applied 2921 place count 348 transition count 646
Discarding 6 places :
Symmetric choice reduction at 9 with 6 rule applications. Total rules 2927 place count 342 transition count 640
Deduced a syphon composed of 184 places in 0 ms
Iterating global reduction 9 with 6 rules applied. Total rules applied 2933 place count 342 transition count 640
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -80
Deduced a syphon composed of 188 places in 0 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2937 place count 342 transition count 720
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 2941 place count 338 transition count 700
Deduced a syphon composed of 184 places in 0 ms
Iterating global reduction 9 with 4 rules applied. Total rules applied 2945 place count 338 transition count 700
Deduced a syphon composed of 184 places in 0 ms
Applied a total of 2945 rules in 811 ms. Remains 338 /2073 variables (removed 1735) and now considering 700/2660 (removed 1960) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 11:28:48] [INFO ] Redundant transitions in 72 ms returned []
Running 699 sub problems to find dead transitions.
[2025-05-30 11:28:48] [INFO ] Flow matrix only has 623 transitions (discarded 77 similar events)
// Phase 1: matrix 623 rows 338 cols
[2025-05-30 11:28:48] [INFO ] Computed 0 invariants in 2 ms
[2025-05-30 11:28:48] [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) 0/337 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 699 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 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 TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD79 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 TDEAD96 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD172 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD218 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD234 is UNSAT
Problem TDEAD236 is UNSAT
Problem TDEAD237 is UNSAT
Problem TDEAD241 is UNSAT
Problem TDEAD243 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD336 is UNSAT
Problem TDEAD337 is UNSAT
Problem TDEAD338 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD341 is UNSAT
Problem TDEAD342 is UNSAT
Problem TDEAD343 is UNSAT
Problem TDEAD345 is UNSAT
Problem TDEAD346 is UNSAT
Problem TDEAD347 is UNSAT
Problem TDEAD348 is UNSAT
Problem TDEAD356 is UNSAT
Problem TDEAD357 is UNSAT
Problem TDEAD358 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD361 is UNSAT
Problem TDEAD362 is UNSAT
Problem TDEAD363 is UNSAT
Problem TDEAD364 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD375 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD379 is UNSAT
Problem TDEAD380 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD395 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD435 is UNSAT
Problem TDEAD436 is UNSAT
Problem TDEAD439 is UNSAT
Problem TDEAD440 is UNSAT
Problem TDEAD443 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD449 is UNSAT
Problem TDEAD450 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD454 is UNSAT
Problem TDEAD455 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD457 is UNSAT
Problem TDEAD458 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD460 is UNSAT
Problem TDEAD461 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD467 is UNSAT
Problem TDEAD470 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD498 is UNSAT
Problem TDEAD501 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD517 is UNSAT
Problem TDEAD518 is UNSAT
Problem TDEAD519 is UNSAT
Problem TDEAD520 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD522 is UNSAT
Problem TDEAD523 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD529 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD538 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD546 is UNSAT
Problem TDEAD547 is UNSAT
Problem TDEAD548 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD553 is UNSAT
Problem TDEAD554 is UNSAT
Problem TDEAD555 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD560 is UNSAT
Problem TDEAD561 is UNSAT
Problem TDEAD562 is UNSAT
Problem TDEAD563 is UNSAT
Problem TDEAD564 is UNSAT
Problem TDEAD565 is UNSAT
Problem TDEAD566 is UNSAT
Problem TDEAD600 is UNSAT
Problem TDEAD601 is UNSAT
Problem TDEAD602 is UNSAT
Problem TDEAD603 is UNSAT
Problem TDEAD604 is UNSAT
Problem TDEAD615 is UNSAT
Problem TDEAD616 is UNSAT
Problem TDEAD617 is UNSAT
Problem TDEAD618 is UNSAT
Problem TDEAD619 is UNSAT
Problem TDEAD625 is UNSAT
Problem TDEAD626 is UNSAT
Problem TDEAD627 is UNSAT
Problem TDEAD628 is UNSAT
Problem TDEAD629 is UNSAT
Problem TDEAD640 is UNSAT
Problem TDEAD641 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD643 is UNSAT
Problem TDEAD644 is UNSAT
Problem TDEAD650 is UNSAT
Problem TDEAD651 is UNSAT
Problem TDEAD652 is UNSAT
Problem TDEAD653 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD665 is UNSAT
Problem TDEAD666 is UNSAT
Problem TDEAD667 is UNSAT
Problem TDEAD668 is UNSAT
Problem TDEAD669 is UNSAT
Problem TDEAD675 is UNSAT
Problem TDEAD676 is UNSAT
Problem TDEAD677 is UNSAT
Problem TDEAD678 is UNSAT
Problem TDEAD679 is UNSAT
Problem TDEAD690 is UNSAT
Problem TDEAD691 is UNSAT
Problem TDEAD692 is UNSAT
Problem TDEAD693 is UNSAT
Problem TDEAD694 is UNSAT
At refinement iteration 1 (OVERLAPS) 622/959 variables, 337/337 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/959 variables, 3/340 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/959 variables, 0/340 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 4 (OVERLAPS) 1/960 variables, 1/341 constraints. Problems are: Problem set: 340 solved, 359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 960/961 variables, and 341 constraints, problems are : Problem set: 340 solved, 359 unsolved in 30040 ms.
Refiners :[State Equation: 338/338 constraints, ReadFeed: 3/4 constraints, PredecessorRefiner: 699/699 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 340 solved, 359 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/153 variables, 0/0 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 1 (OVERLAPS) 618/771 variables, 153/153 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/771 variables, 3/156 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/771 variables, 359/515 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/771 variables, 0/515 constraints. Problems are: Problem set: 340 solved, 359 unsolved
At refinement iteration 5 (OVERLAPS) 189/960 variables, 185/700 constraints. Problems are: Problem set: 340 solved, 359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 960/961 variables, and 700 constraints, problems are : Problem set: 340 solved, 359 unsolved in 30018 ms.
Refiners :[State Equation: 338/338 constraints, ReadFeed: 3/4 constraints, PredecessorRefiner: 359/699 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60263ms problems are : Problem set: 340 solved, 359 unsolved
Search for dead transitions found 340 dead transitions in 60264ms
Found 340 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 340 transitions
Dead transitions reduction (with SMT) removed 340 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 338/2073 places, 360/2660 transitions.
Graph (complete) has 559 edges and 338 vertex of which 154 are kept as prefixes of interest. Removing 184 places using SCC suffix rule.1 ms
Discarding 184 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 154 /338 variables (removed 184) and now considering 360/360 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 154/2073 places, 360/2660 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61162 ms. Remains : 154/2073 places, 360/2660 transitions.
Built C files in :
/tmp/ltsmin17535984900086717703
[2025-05-30 11:29:48] [INFO ] Built C files in 50ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17535984900086717703
Running compilation step : cd /tmp/ltsmin17535984900086717703;'/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/ltsmin17535984900086717703;'/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/ltsmin17535984900086717703;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 2073 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2073/2073 places, 2660/2660 transitions.
Applied a total of 0 rules in 118 ms. Remains 2073 /2073 variables (removed 0) and now considering 2660/2660 (removed 0) transitions.
// Phase 1: matrix 2660 rows 2073 cols
[2025-05-30 11:29:51] [INFO ] Computed 5 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:29:51] [INFO ] Implicit Places using invariants in 334 ms returned []
[2025-05-30 11:29:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:29:53] [INFO ] Implicit Places using invariants and state equation in 1353 ms returned []
Implicit Place search using SMT with State Equation took 1697 ms to find 0 implicit places.
Running 2659 sub problems to find dead transitions.
[2025-05-30 11:29:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 2659/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2659 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2072 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2659 unsolved
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(s1917 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2072/4733 variables, and 5 constraints, problems are : Problem set: 0 solved, 2659 unsolved in 30058 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2073 constraints, PredecessorRefiner: 0/2659 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60710ms problems are : Problem set: 0 solved, 2659 unsolved
Search for dead transitions found 0 dead transitions in 60713ms
Finished structural reductions in LTL mode , in 1 iterations and 62534 ms. Remains : 2073/2073 places, 2660/2660 transitions.
Built C files in :
/tmp/ltsmin7659653454506631012
[2025-05-30 11:30:54] [INFO ] Built C files in 27ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7659653454506631012
Running compilation step : cd /tmp/ltsmin7659653454506631012;'/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/ltsmin7659653454506631012;'/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/ltsmin7659653454506631012;'/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 11:30:57] [INFO ] Flatten gal took : 70 ms
[2025-05-30 11:30:57] [INFO ] Flatten gal took : 75 ms
[2025-05-30 11:30:57] [INFO ] Time to serialize gal into /tmp/LTL10558635983062501155.gal : 28 ms
[2025-05-30 11:30:57] [INFO ] Time to serialize properties into /tmp/LTL1875881083050860758.prop : 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/LTL10558635983062501155.gal' '-t' 'CGAL' '-hoa' '/tmp/aut18123854864600149147.hoa' '-atoms' '/tmp/LTL1875881083050860758.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/LTL1875881083050860758.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut18123854864600149147.hoa
Detected timeout of ITS tools.
[2025-05-30 11:31:12] [INFO ] Flatten gal took : 50 ms
[2025-05-30 11:31:12] [INFO ] Flatten gal took : 50 ms
[2025-05-30 11:31:12] [INFO ] Time to serialize gal into /tmp/LTL11601743463322087360.gal : 10 ms
[2025-05-30 11:31:12] [INFO ] Time to serialize properties into /tmp/LTL10097042613747545896.ltl : 7 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/LTL11601743463322087360.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10097042613747545896.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(F(("(p520==1)")||(X(X(F("(p3429==0)")))))))))
Formula 0 simplified : XXG(!"(p520==1)" & XXG!"(p3429==0)")
Detected timeout of ITS tools.
[2025-05-30 11:31:27] [INFO ] Flatten gal took : 48 ms
[2025-05-30 11:31:27] [INFO ] Applying decomposition
[2025-05-30 11:31:27] [INFO ] Flatten gal took : 48 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/graph9673138763710542539.txt' '-o' '/tmp/graph9673138763710542539.bin' '-w' '/tmp/graph9673138763710542539.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9673138763710542539.bin' '-l' '-1' '-v' '-w' '/tmp/graph9673138763710542539.weights' '-q' '0' '-e' '0.001'
[2025-05-30 11:31:28] [INFO ] Decomposing Gal with order
[2025-05-30 11:31:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 11:31:28] [INFO ] Removed a total of 701 redundant transitions.
[2025-05-30 11:31:28] [INFO ] Flatten gal took : 155 ms
[2025-05-30 11:31:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 68 labels/synchronizations in 39 ms.
[2025-05-30 11:31:28] [INFO ] Time to serialize gal into /tmp/LTL13675755885673309601.gal : 26 ms
[2025-05-30 11:31:28] [INFO ] Time to serialize properties into /tmp/LTL148098972030924566.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/LTL13675755885673309601.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL148098972030924566.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(F(("(i5.i0.i0.u97.p520==1)")||(X(X(F("(i42.i2.i1.u825.p3429==0)")))))))))
Formula 0 simplified : XXG(!"(i5.i0.i0.u97.p520==1)" & XXG!"(i42.i2.i1.u825.p3429==0)")
Detected timeout of ITS tools.
Treatment of property CloudReconfiguration-PT-402-LTLFireability-08 finished in 332586 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 2095 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Graph (trivial) has 2570 edges and 2095 vertex of which 981 / 2095 are part of one of the 88 SCC in 2 ms
Free SCC test removed 893 places
Ensure Unique test removed 1045 transitions
Reduce isomorphic transitions removed 1045 transitions.
Graph (complete) has 1869 edges and 1202 vertex of which 1191 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 649 transitions
Trivial Post-agglo rules discarded 649 transitions
Performed 649 trivial Post agglomeration. Transition count delta: 649
Iterating post reduction 0 with 649 rules applied. Total rules applied 651 place count 1190 transition count 986
Reduce places removed 649 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 683 rules applied. Total rules applied 1334 place count 541 transition count 952
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 2 with 17 rules applied. Total rules applied 1351 place count 524 transition count 952
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 65 Pre rules applied. Total rules applied 1351 place count 524 transition count 887
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 3 with 130 rules applied. Total rules applied 1481 place count 459 transition count 887
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 1503 place count 437 transition count 851
Iterating global reduction 3 with 22 rules applied. Total rules applied 1525 place count 437 transition count 851
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 3 with 3 rules applied. Total rules applied 1528 place count 437 transition count 848
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1531 place count 434 transition count 848
Discarding 14 places :
Symmetric choice reduction at 5 with 14 rule applications. Total rules 1545 place count 420 transition count 828
Iterating global reduction 5 with 14 rules applied. Total rules applied 1559 place count 420 transition count 828
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 5 with 8 rules applied. Total rules applied 1567 place count 420 transition count 820
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1570 place count 417 transition count 814
Iterating global reduction 6 with 3 rules applied. Total rules applied 1573 place count 417 transition count 814
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1576 place count 414 transition count 808
Iterating global reduction 6 with 3 rules applied. Total rules applied 1579 place count 414 transition count 808
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1582 place count 411 transition count 802
Iterating global reduction 6 with 3 rules applied. Total rules applied 1585 place count 411 transition count 802
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1588 place count 408 transition count 796
Iterating global reduction 6 with 3 rules applied. Total rules applied 1591 place count 408 transition count 796
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1594 place count 405 transition count 790
Iterating global reduction 6 with 3 rules applied. Total rules applied 1597 place count 405 transition count 790
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1600 place count 402 transition count 784
Iterating global reduction 6 with 3 rules applied. Total rules applied 1603 place count 402 transition count 784
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1606 place count 399 transition count 778
Iterating global reduction 6 with 3 rules applied. Total rules applied 1609 place count 399 transition count 778
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1612 place count 396 transition count 757
Iterating global reduction 6 with 3 rules applied. Total rules applied 1615 place count 396 transition count 757
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 1616 place count 396 transition count 756
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1617 place count 395 transition count 756
Performed 187 Post agglomeration using F-continuation condition with reduction of 107 identical transitions.
Deduced a syphon composed of 187 places in 0 ms
Reduce places removed 187 places and 0 transitions.
Iterating global reduction 8 with 374 rules applied. Total rules applied 1991 place count 208 transition count 462
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 8 with 14 rules applied. Total rules applied 2005 place count 208 transition count 448
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 2007 place count 207 transition count 447
Discarding 6 places :
Symmetric choice reduction at 10 with 6 rule applications. Total rules 2013 place count 201 transition count 439
Iterating global reduction 10 with 6 rules applied. Total rules applied 2019 place count 201 transition count 439
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 2020 place count 201 transition count 438
Performed 15 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 11 with 30 rules applied. Total rules applied 2050 place count 186 transition count 420
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 11 with 15 rules applied. Total rules applied 2065 place count 186 transition count 405
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 12 with 46 rules applied. Total rules applied 2111 place count 163 transition count 452
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 12 with 22 rules applied. Total rules applied 2133 place count 163 transition count 430
Discarding 12 places :
Symmetric choice reduction at 13 with 12 rule applications. Total rules 2145 place count 151 transition count 406
Iterating global reduction 13 with 12 rules applied. Total rules applied 2157 place count 151 transition count 406
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 13 with 8 rules applied. Total rules applied 2165 place count 151 transition count 398
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 14 with 50 rules applied. Total rules applied 2215 place count 151 transition count 348
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 2216 place count 150 transition count 347
Applied a total of 2216 rules in 115 ms. Remains 150 /2095 variables (removed 1945) and now considering 347/2687 (removed 2340) transitions.
[2025-05-30 11:31:43] [INFO ] Flow matrix only has 270 transitions (discarded 77 similar events)
// Phase 1: matrix 270 rows 150 cols
[2025-05-30 11:31:43] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:43] [INFO ] Implicit Places using invariants in 83 ms returned []
[2025-05-30 11:31:43] [INFO ] Flow matrix only has 270 transitions (discarded 77 similar events)
[2025-05-30 11:31:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:43] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants and state equation in 164 ms returned [10, 78, 111]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 253 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 147/2095 places, 347/2687 transitions.
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 0 with 6 rules applied. Total rules applied 6 place count 144 transition count 344
Applied a total of 6 rules in 7 ms. Remains 144 /147 variables (removed 3) and now considering 344/347 (removed 3) transitions.
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 267 transitions (discarded 77 similar events)
// Phase 1: matrix 267 rows 144 cols
[2025-05-30 11:31:44] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 267 transitions (discarded 77 similar events)
[2025-05-30 11:31:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 197 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 144/2095 places, 344/2687 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 573 ms. Remains : 144/2095 places, 344/2687 transitions.
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-09
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-09 finished in 666 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||G(p1)))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Graph (trivial) has 2568 edges and 2095 vertex of which 980 / 2095 are part of one of the 89 SCC in 2 ms
Free SCC test removed 891 places
Ensure Unique test removed 1041 transitions
Reduce isomorphic transitions removed 1041 transitions.
Graph (complete) has 1873 edges and 1204 vertex of which 1193 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.3 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 648 transitions
Trivial Post-agglo rules discarded 648 transitions
Performed 648 trivial Post agglomeration. Transition count delta: 648
Iterating post reduction 0 with 648 rules applied. Total rules applied 650 place count 1192 transition count 991
Reduce places removed 648 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 682 rules applied. Total rules applied 1332 place count 544 transition count 957
Reduce places removed 17 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 18 rules applied. Total rules applied 1350 place count 527 transition count 956
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1351 place count 526 transition count 956
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 65 Pre rules applied. Total rules applied 1351 place count 526 transition count 891
Deduced a syphon composed of 65 places in 0 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 4 with 130 rules applied. Total rules applied 1481 place count 461 transition count 891
Discarding 22 places :
Symmetric choice reduction at 4 with 22 rule applications. Total rules 1503 place count 439 transition count 855
Iterating global reduction 4 with 22 rules applied. Total rules applied 1525 place count 439 transition count 855
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 1528 place count 439 transition count 852
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1531 place count 436 transition count 852
Discarding 14 places :
Symmetric choice reduction at 6 with 14 rule applications. Total rules 1545 place count 422 transition count 832
Iterating global reduction 6 with 14 rules applied. Total rules applied 1559 place count 422 transition count 832
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1567 place count 422 transition count 824
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1570 place count 419 transition count 818
Iterating global reduction 7 with 3 rules applied. Total rules applied 1573 place count 419 transition count 818
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1576 place count 416 transition count 812
Iterating global reduction 7 with 3 rules applied. Total rules applied 1579 place count 416 transition count 812
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1582 place count 413 transition count 806
Iterating global reduction 7 with 3 rules applied. Total rules applied 1585 place count 413 transition count 806
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1588 place count 410 transition count 800
Iterating global reduction 7 with 3 rules applied. Total rules applied 1591 place count 410 transition count 800
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1594 place count 407 transition count 794
Iterating global reduction 7 with 3 rules applied. Total rules applied 1597 place count 407 transition count 794
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1600 place count 404 transition count 788
Iterating global reduction 7 with 3 rules applied. Total rules applied 1603 place count 404 transition count 788
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1606 place count 401 transition count 782
Iterating global reduction 7 with 3 rules applied. Total rules applied 1609 place count 401 transition count 782
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1612 place count 398 transition count 761
Iterating global reduction 7 with 3 rules applied. Total rules applied 1615 place count 398 transition count 761
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 1616 place count 398 transition count 760
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1617 place count 397 transition count 760
Performed 187 Post agglomeration using F-continuation condition with reduction of 108 identical transitions.
Deduced a syphon composed of 187 places in 0 ms
Reduce places removed 187 places and 0 transitions.
Iterating global reduction 9 with 374 rules applied. Total rules applied 1991 place count 210 transition count 465
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 2005 place count 210 transition count 451
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 2007 place count 209 transition count 450
Discarding 6 places :
Symmetric choice reduction at 11 with 6 rule applications. Total rules 2013 place count 203 transition count 442
Iterating global reduction 11 with 6 rules applied. Total rules applied 2019 place count 203 transition count 442
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 2020 place count 203 transition count 441
Performed 15 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 12 with 30 rules applied. Total rules applied 2050 place count 188 transition count 423
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 12 with 15 rules applied. Total rules applied 2065 place count 188 transition count 408
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 23 places in 0 ms
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 13 with 46 rules applied. Total rules applied 2111 place count 165 transition count 455
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 13 with 22 rules applied. Total rules applied 2133 place count 165 transition count 433
Discarding 12 places :
Symmetric choice reduction at 14 with 12 rule applications. Total rules 2145 place count 153 transition count 409
Iterating global reduction 14 with 12 rules applied. Total rules applied 2157 place count 153 transition count 409
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 14 with 8 rules applied. Total rules applied 2165 place count 153 transition count 401
Drop transitions (Redundant composition of simpler transitions.) removed 50 transitions
Redundant transition composition rules discarded 50 transitions
Iterating global reduction 15 with 50 rules applied. Total rules applied 2215 place count 153 transition count 351
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 2216 place count 152 transition count 350
Applied a total of 2216 rules in 113 ms. Remains 152 /2095 variables (removed 1943) and now considering 350/2687 (removed 2337) transitions.
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 272 transitions (discarded 78 similar events)
// Phase 1: matrix 272 rows 152 cols
[2025-05-30 11:31:44] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 272 transitions (discarded 78 similar events)
[2025-05-30 11:31:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants and state equation in 164 ms returned [10, 78, 111]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 218 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 149/2095 places, 350/2687 transitions.
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 0 with 6 rules applied. Total rules applied 6 place count 146 transition count 347
Applied a total of 6 rules in 8 ms. Remains 146 /149 variables (removed 3) and now considering 347/350 (removed 3) transitions.
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
// Phase 1: matrix 269 rows 146 cols
[2025-05-30 11:31:44] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-05-30 11:31:44] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:31:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 11:31:44] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 201 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 146/2095 places, 347/2687 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 540 ms. Remains : 146/2095 places, 347/2687 transitions.
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-10
Product exploration explored 100000 steps with 7488 reset in 229 ms.
Product exploration explored 100000 steps with 7532 reset in 181 ms.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 98 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (3556 resets) in 656 ms. (60 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (558 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
[2025-05-30 11:31:45] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:31:45] [INFO ] Invariant cache hit.
[2025-05-30 11:31:45] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/18 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 155/173 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 230/403 variables, 122/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 11/414 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/414 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/415 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 415/415 variables, and 149 constraints, problems are : Problem set: 0 solved, 1 unsolved in 116 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/18 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 155/173 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 230/403 variables, 122/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/414 variables, 10/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/414 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/415 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/415 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/415 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 415/415 variables, and 150 constraints, problems are : Problem set: 0 solved, 1 unsolved in 174 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 293ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=13 )
Parikh walk visited 1 properties in 5 ms.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT p0))]
Knowledge based reduction with 9 factoid took 232 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 91 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 146 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 146/146 places, 347/347 transitions.
Applied a total of 0 rules in 10 ms. Remains 146 /146 variables (removed 0) and now considering 347/347 (removed 0) transitions.
[2025-05-30 11:31:46] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:31:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:46] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-05-30 11:31:46] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:31:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:31:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 11:31:46] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 11:31:46] [INFO ] Redundant transitions in 45 ms returned []
Running 341 sub problems to find dead transitions.
[2025-05-30 11:31:46] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:31:46] [INFO ] Invariant cache hit.
[2025-05-30 11:31:46] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/145 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 268/413 variables, 145/145 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 2/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/413 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (OVERLAPS) 1/414 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/414 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (OVERLAPS) 1/415 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 8 (OVERLAPS) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 341 unsolved
No progress, stopping.
After SMT solving in domain Real declared 415/415 variables, and 149 constraints, problems are : Problem set: 0 solved, 341 unsolved in 21796 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 341 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/145 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 1 (OVERLAPS) 268/413 variables, 145/145 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/413 variables, 2/147 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/413 variables, 341/488 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/413 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 5 (OVERLAPS) 1/414 variables, 1/489 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/414 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 341 unsolved
At refinement iteration 7 (OVERLAPS) 1/415 variables, 1/490 constraints. Problems are: Problem set: 0 solved, 341 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 415/415 variables, and 490 constraints, problems are : Problem set: 0 solved, 341 unsolved in 30016 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 341/341 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 51898ms problems are : Problem set: 0 solved, 341 unsolved
Search for dead transitions found 0 dead transitions in 51899ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 52155 ms. Remains : 146/146 places, 347/347 transitions.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 108 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (3561 resets) in 163 ms. (243 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40002 steps (556 resets) in 22 ms. (1739 steps per ms) remains 1/1 properties
[2025-05-30 11:32:38] [INFO ] Flow matrix only has 269 transitions (discarded 78 similar events)
[2025-05-30 11:32:38] [INFO ] Invariant cache hit.
[2025-05-30 11:32:38] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/18 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 155/173 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/173 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 230/403 variables, 122/136 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 11/414 variables, 10/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/414 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/415 variables, 1/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/415 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 415/415 variables, and 149 constraints, problems are : Problem set: 0 solved, 1 unsolved in 155 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/18 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 155/173 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/173 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 230/403 variables, 122/137 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/403 variables, 2/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/403 variables, 0/139 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 11/414 variables, 10/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/414 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/415 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/415 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/415 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 415/415 variables, and 150 constraints, problems are : Problem set: 0 solved, 1 unsolved in 244 ms.
Refiners :[State Equation: 146/146 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 414ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=13 )
Parikh walk visited 1 properties in 1 ms.
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X p0), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR p0 p1))), (F (NOT p0))]
Knowledge based reduction with 9 factoid took 192 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 108 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 7474 reset in 136 ms.
Product exploration explored 100000 steps with 7516 reset in 280 ms.
Built C files in :
/tmp/ltsmin4218201621304551644
[2025-05-30 11:32:40] [INFO ] Computing symmetric may disable matrix : 347 transitions.
[2025-05-30 11:32:40] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 11:32:40] [INFO ] Computing symmetric may enable matrix : 347 transitions.
[2025-05-30 11:32:40] [INFO ] Computation of Complete enable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 11:32:40] [INFO ] Computing Do-Not-Accords matrix : 347 transitions.
[2025-05-30 11:32:40] [INFO ] Computation of Completed DNA matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 11:32:40] [INFO ] Built C files in 71ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4218201621304551644
Running compilation step : cd /tmp/ltsmin4218201621304551644;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 675 ms.
Running link step : cd /tmp/ltsmin4218201621304551644;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 52 ms.
Running LTSmin : cd /tmp/ltsmin4218201621304551644;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased7655482066730599334.hoa' '--buchi-type=spotba'
LTSmin run took 1423 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-10 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property CloudReconfiguration-PT-402-LTLFireability-10 finished in 58125 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((G(p0)||X((F(p0)&&p1)))))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2087 transition count 2679
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2087 transition count 2679
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 20 place count 2083 transition count 2675
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 2083 transition count 2675
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 2081 transition count 2672
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 2081 transition count 2672
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2080 transition count 2671
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2080 transition count 2671
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2079 transition count 2670
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2079 transition count 2670
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2669
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2667
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2667
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2665
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2665
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2664
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2664
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 2075 transition count 2663
Applied a total of 41 rules in 1042 ms. Remains 2075 /2095 variables (removed 20) and now considering 2663/2687 (removed 24) transitions.
// Phase 1: matrix 2663 rows 2075 cols
[2025-05-30 11:32:43] [INFO ] Computed 5 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:32:43] [INFO ] Implicit Places using invariants in 315 ms returned []
[2025-05-30 11:32:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:32:45] [INFO ] Implicit Places using invariants and state equation in 1363 ms returned []
Implicit Place search using SMT with State Equation took 1698 ms to find 0 implicit places.
Running 2662 sub problems to find dead transitions.
[2025-05-30 11:32:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2662 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2074/4738 variables, and 5 constraints, problems are : Problem set: 0 solved, 2662 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 2662/2662 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2662 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2662 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2074/4738 variables, and 5 constraints, problems are : Problem set: 0 solved, 2662 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 0/2662 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60727ms problems are : Problem set: 0 solved, 2662 unsolved
Search for dead transitions found 0 dead transitions in 60731ms
Starting structural reductions in LTL mode, iteration 1 : 2075/2095 places, 2663/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63482 ms. Remains : 2075/2095 places, 2663/2687 transitions.
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), (NOT p0), true, (NOT p0), (AND (NOT p0) p1)]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-12
Stuttering criterion allowed to conclude after 145 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-12 finished in 63683 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2087 transition count 2679
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2087 transition count 2679
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 20 place count 2083 transition count 2674
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 2083 transition count 2674
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 2081 transition count 2671
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 2081 transition count 2671
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2080 transition count 2670
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2080 transition count 2670
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2079 transition count 2669
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2666
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2666
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2664
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2664
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2663
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2663
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 2075 transition count 2662
Applied a total of 41 rules in 1028 ms. Remains 2075 /2095 variables (removed 20) and now considering 2662/2687 (removed 25) transitions.
// Phase 1: matrix 2662 rows 2075 cols
[2025-05-30 11:33:47] [INFO ] Computed 5 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:33:47] [INFO ] Implicit Places using invariants in 330 ms returned []
[2025-05-30 11:33:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:33:48] [INFO ] Implicit Places using invariants and state equation in 1478 ms returned []
Implicit Place search using SMT with State Equation took 1813 ms to find 0 implicit places.
Running 2661 sub problems to find dead transitions.
[2025-05-30 11:33:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2661 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2074/4737 variables, and 5 constraints, problems are : Problem set: 0 solved, 2661 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 2661/2661 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2661 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2074 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2661 unsolved
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(s1249 0)timeout

(s1250 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2074/4737 variables, and 5 constraints, problems are : Problem set: 0 solved, 2661 unsolved in 30050 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2075 constraints, PredecessorRefiner: 0/2661 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60797ms problems are : Problem set: 0 solved, 2661 unsolved
Search for dead transitions found 0 dead transitions in 60801ms
Starting structural reductions in LTL mode, iteration 1 : 2075/2095 places, 2662/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63654 ms. Remains : 2075/2095 places, 2662/2687 transitions.
Stuttering acceptance computed with spot in 89 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-14
Stuttering criterion allowed to conclude after 182 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-14 finished in 63783 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||G(p1)))))'
Support contains 1 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 2087 transition count 2679
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 2087 transition count 2679
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 21 place count 2082 transition count 2673
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 2082 transition count 2673
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 28 place count 2080 transition count 2670
Iterating global reduction 0 with 2 rules applied. Total rules applied 30 place count 2080 transition count 2670
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2079 transition count 2669
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2079 transition count 2669
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2078 transition count 2668
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2078 transition count 2668
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2077 transition count 2667
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2077 transition count 2667
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2076 transition count 2665
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2076 transition count 2665
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2075 transition count 2663
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2075 transition count 2663
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2074 transition count 2662
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2074 transition count 2662
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 2074 transition count 2661
Applied a total of 43 rules in 1072 ms. Remains 2074 /2095 variables (removed 21) and now considering 2661/2687 (removed 26) transitions.
// Phase 1: matrix 2661 rows 2074 cols
[2025-05-30 11:34:51] [INFO ] Computed 5 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:34:51] [INFO ] Implicit Places using invariants in 309 ms returned []
[2025-05-30 11:34:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:34:52] [INFO ] Implicit Places using invariants and state equation in 1440 ms returned []
Implicit Place search using SMT with State Equation took 1751 ms to find 0 implicit places.
Running 2660 sub problems to find dead transitions.
[2025-05-30 11:34:52] [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) 0/2073 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2660 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2073/4735 variables, and 5 constraints, problems are : Problem set: 0 solved, 2660 unsolved in 30060 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2074 constraints, PredecessorRefiner: 2660/2660 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2660 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2073 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 2660 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2073/4735 variables, and 5 constraints, problems are : Problem set: 0 solved, 2660 unsolved in 30048 ms.
Refiners :[Generalized P Invariants (flows): 5/5 constraints, State Equation: 0/2074 constraints, PredecessorRefiner: 0/2660 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60807ms problems are : Problem set: 0 solved, 2660 unsolved
Search for dead transitions found 0 dead transitions in 60812ms
Starting structural reductions in LTL mode, iteration 1 : 2074/2095 places, 2661/2687 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63645 ms. Remains : 2074/2095 places, 2661/2687 transitions.
Stuttering acceptance computed with spot in 150 ms :[true, (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-15
Entered a terminal (fully accepting) state of product in 13291 steps with 72 reset in 24 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-402-LTLFireability-15 finished in 63849 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||X(X(F(p1))))))))'
Found a Shortening insensitive property : CloudReconfiguration-PT-402-LTLFireability-08
Stuttering acceptance computed with spot in 233 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 2095 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 2095/2095 places, 2687/2687 transitions.
Graph (trivial) has 2568 edges and 2095 vertex of which 977 / 2095 are part of one of the 88 SCC in 1 ms
Free SCC test removed 889 places
Ensure Unique test removed 1040 transitions
Reduce isomorphic transitions removed 1040 transitions.
Graph (complete) has 1874 edges and 1206 vertex of which 1195 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.6 ms
Discarding 11 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 650 transitions
Trivial Post-agglo rules discarded 650 transitions
Performed 650 trivial Post agglomeration. Transition count delta: 650
Iterating post reduction 0 with 650 rules applied. Total rules applied 652 place count 1194 transition count 990
Reduce places removed 650 places and 0 transitions.
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 17 transitions
Trivial Post-agglo rules discarded 17 transitions
Performed 17 trivial Post agglomeration. Transition count delta: 17
Iterating post reduction 1 with 684 rules applied. Total rules applied 1336 place count 544 transition count 956
Reduce places removed 17 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 19 rules applied. Total rules applied 1355 place count 527 transition count 954
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1357 place count 525 transition count 954
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 65 Pre rules applied. Total rules applied 1357 place count 525 transition count 889
Deduced a syphon composed of 65 places in 1 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 4 with 130 rules applied. Total rules applied 1487 place count 460 transition count 889
Discarding 21 places :
Symmetric choice reduction at 4 with 21 rule applications. Total rules 1508 place count 439 transition count 855
Iterating global reduction 4 with 21 rules applied. Total rules applied 1529 place count 439 transition count 855
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 1532 place count 439 transition count 852
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1535 place count 436 transition count 852
Discarding 13 places :
Symmetric choice reduction at 6 with 13 rule applications. Total rules 1548 place count 423 transition count 834
Iterating global reduction 6 with 13 rules applied. Total rules applied 1561 place count 423 transition count 834
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 1569 place count 423 transition count 826
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1572 place count 420 transition count 820
Iterating global reduction 7 with 3 rules applied. Total rules applied 1575 place count 420 transition count 820
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1578 place count 417 transition count 814
Iterating global reduction 7 with 3 rules applied. Total rules applied 1581 place count 417 transition count 814
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1584 place count 414 transition count 808
Iterating global reduction 7 with 3 rules applied. Total rules applied 1587 place count 414 transition count 808
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1590 place count 411 transition count 802
Iterating global reduction 7 with 3 rules applied. Total rules applied 1593 place count 411 transition count 802
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1596 place count 408 transition count 796
Iterating global reduction 7 with 3 rules applied. Total rules applied 1599 place count 408 transition count 796
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1602 place count 405 transition count 790
Iterating global reduction 7 with 3 rules applied. Total rules applied 1605 place count 405 transition count 790
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1607 place count 403 transition count 786
Iterating global reduction 7 with 2 rules applied. Total rules applied 1609 place count 403 transition count 786
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1611 place count 401 transition count 772
Iterating global reduction 7 with 2 rules applied. Total rules applied 1613 place count 401 transition count 772
Performed 189 Post agglomeration using F-continuation condition with reduction of 108 identical transitions.
Deduced a syphon composed of 189 places in 0 ms
Reduce places removed 189 places and 0 transitions.
Iterating global reduction 7 with 378 rules applied. Total rules applied 1991 place count 212 transition count 475
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 7 with 16 rules applied. Total rules applied 2007 place count 212 transition count 459
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 2013 place count 206 transition count 451
Iterating global reduction 8 with 6 rules applied. Total rules applied 2019 place count 206 transition count 451
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 2020 place count 206 transition count 450
Performed 16 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 16 places in 0 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 9 with 32 rules applied. Total rules applied 2052 place count 190 transition count 431
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 2069 place count 190 transition count 414
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -50
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 10 with 48 rules applied. Total rules applied 2117 place count 166 transition count 464
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 10 with 23 rules applied. Total rules applied 2140 place count 166 transition count 441
Discarding 12 places :
Symmetric choice reduction at 11 with 12 rule applications. Total rules 2152 place count 154 transition count 417
Iterating global reduction 11 with 12 rules applied. Total rules applied 2164 place count 154 transition count 417
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 2171 place count 154 transition count 410
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 2172 place count 153 transition count 409
Applied a total of 2172 rules in 110 ms. Remains 153 /2095 variables (removed 1942) and now considering 409/2687 (removed 2278) transitions.
[2025-05-30 11:35:54] [INFO ] Flow matrix only has 332 transitions (discarded 77 similar events)
// Phase 1: matrix 332 rows 153 cols
[2025-05-30 11:35:54] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:54] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-05-30 11:35:54] [INFO ] Flow matrix only has 332 transitions (discarded 77 similar events)
[2025-05-30 11:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:54] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-30 11:35:54] [INFO ] Implicit Places using invariants and state equation in 159 ms returned [13, 79, 112]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 217 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 150/2095 places, 409/2687 transitions.
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 0 with 6 rules applied. Total rules applied 6 place count 147 transition count 406
Applied a total of 6 rules in 9 ms. Remains 147 /150 variables (removed 3) and now considering 406/409 (removed 3) transitions.
[2025-05-30 11:35:54] [INFO ] Flow matrix only has 329 transitions (discarded 77 similar events)
// Phase 1: matrix 329 rows 147 cols
[2025-05-30 11:35:54] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:54] [INFO ] Implicit Places using invariants in 68 ms returned []
[2025-05-30 11:35:54] [INFO ] Flow matrix only has 329 transitions (discarded 77 similar events)
[2025-05-30 11:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:54] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-30 11:35:54] [INFO ] Implicit Places using invariants and state equation in 146 ms returned []
Implicit Place search using SMT with State Equation took 215 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 147/2095 places, 406/2687 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 552 ms. Remains : 147/2095 places, 406/2687 transitions.
Running random walk in product with property : CloudReconfiguration-PT-402-LTLFireability-08
Product exploration explored 100000 steps with 20000 reset in 150 ms.
Product exploration explored 100000 steps with 20000 reset in 176 ms.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 94 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 197 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 7164 steps (648 resets) in 28 ms. (247 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 2 factoid took 155 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 213 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 147/147 places, 406/406 transitions.
Applied a total of 0 rules in 1 ms. Remains 147 /147 variables (removed 0) and now considering 406/406 (removed 0) transitions.
[2025-05-30 11:35:55] [INFO ] Flow matrix only has 329 transitions (discarded 77 similar events)
[2025-05-30 11:35:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:55] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-05-30 11:35:55] [INFO ] Flow matrix only has 329 transitions (discarded 77 similar events)
[2025-05-30 11:35:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 11:35:56] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-30 11:35:56] [INFO ] Implicit Places using invariants and state equation in 155 ms returned []
Implicit Place search using SMT with State Equation took 216 ms to find 0 implicit places.
Running 400 sub problems to find dead transitions.
[2025-05-30 11:35:56] [INFO ] Flow matrix only has 329 transitions (discarded 77 similar events)
[2025-05-30 11:35:56] [INFO ] Invariant cache hit.
[2025-05-30 11:35:56] [INFO ] State equation strengthened by 8 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 1 (OVERLAPS) 328/474 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 7/153 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/474 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 4 (OVERLAPS) 1/475 variables, 1/154 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/475 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 6 (OVERLAPS) 1/476 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/476 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 400 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 476/476 variables, and 155 constraints, problems are : Problem set: 0 solved, 400 unsolved in 30014 ms.
Refiners :[State Equation: 147/147 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 400/400 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 400 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 1 (OVERLAPS) 328/474 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/474 variables, 7/153 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/474 variables, 400/553 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/474 variables, 0/553 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 5 (OVERLAPS) 1/475 variables, 1/554 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/475 variables, 0/554 constraints. Problems are: Problem set: 0 solved, 400 unsolved
At refinement iteration 7 (OVERLAPS) 1/476 variables, 1/555 constraints. Problems are: Problem set: 0 solved, 400 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 476/476 variables, and 555 constraints, problems are : Problem set: 0 solved, 400 unsolved in 30022 ms.
Refiners :[State Equation: 147/147 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 400/400 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60133ms problems are : Problem set: 0 solved, 400 unsolved
Search for dead transitions found 0 dead transitions in 60133ms
Finished structural reductions in LTL mode , in 1 iterations and 60352 ms. Remains : 147/147 places, 406/406 transitions.
Computed a total of 3 stabilizing places and 22 stable transitions
Computed a total of 3 stabilizing places and 22 stable transitions
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 99 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 15569 steps (1377 resets) in 46 ms. (331 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) p1)]
False Knowledge obtained : [(F p0), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 147 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 188 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 20000 reset in 225 ms.
Product exploration explored 100000 steps with 20000 reset in 174 ms.
Applying partial POR strategy [false, true, false, false, false]
Stuttering acceptance computed with spot in 182 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 147 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 147/147 places, 406/406 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 52 transitions
Redundant transition composition rules discarded 52 transitions
Iterating global reduction 0 with 52 rules applied. Total rules applied 52 place count 147 transition count 354
Applied a total of 52 rules in 11 ms. Remains 147 /147 variables (removed 0) and now considering 354/406 (removed 52) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 11:36:58] [INFO ] Redundant transitions in 111 ms returned []
Running 348 sub problems to find dead transitions.
[2025-05-30 11:36:58] [INFO ] Flow matrix only has 277 transitions (discarded 77 similar events)
// Phase 1: matrix 277 rows 147 cols
[2025-05-30 11:36:58] [INFO ] Computed 0 invariants in 0 ms
[2025-05-30 11:36:58] [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) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (OVERLAPS) 276/422 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 3/149 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (OVERLAPS) 1/423 variables, 1/150 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/423 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (OVERLAPS) 1/424 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/424 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 8 (OVERLAPS) 0/424 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 348 unsolved
No progress, stopping.
After SMT solving in domain Real declared 424/424 variables, and 151 constraints, problems are : Problem set: 0 solved, 348 unsolved in 29314 ms.
Refiners :[State Equation: 147/147 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 348 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 1 (OVERLAPS) 276/422 variables, 146/146 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/422 variables, 3/149 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/422 variables, 348/497 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/422 variables, 0/497 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 5 (OVERLAPS) 1/423 variables, 1/498 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/423 variables, 0/498 constraints. Problems are: Problem set: 0 solved, 348 unsolved
At refinement iteration 7 (OVERLAPS) 1/424 variables, 1/499 constraints. Problems are: Problem set: 0 solved, 348 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 424/424 variables, and 499 constraints, problems are : Problem set: 0 solved, 348 unsolved in 30026 ms.
Refiners :[State Equation: 147/147 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 348/348 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 59429ms problems are : Problem set: 0 solved, 348 unsolved
Search for dead transitions found 0 dead transitions in 59429ms
Starting structural reductions in SI_LTL mode, iteration 1 : 147/147 places, 354/406 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 59558 ms. Remains : 147/147 places, 354/406 transitions.
Built C files in :
/tmp/ltsmin14100138770240021425
[2025-05-30 11:37:57] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14100138770240021425
Running compilation step : cd /tmp/ltsmin14100138770240021425;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 557 ms.
Running link step : cd /tmp/ltsmin14100138770240021425;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin14100138770240021425;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12780941595374487584.hoa' '--buchi-type=spotba'
LTSmin run took 168 ms.
Treatment of property CloudReconfiguration-PT-402-LTLFireability-08 finished in 124622 ms.
FORMULA CloudReconfiguration-PT-402-LTLFireability-08 TRUE TECHNIQUES SHORTENING_INSENSITIVE
[2025-05-30 11:37:58] [INFO ] Flatten gal took : 54 ms
All properties solved without resorting to exhaustive model-checking.
Total runtime 1042086 ms.

BK_STOP 1748605078528

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-402"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-402, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028300372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-402.tgz
mv CloudReconfiguration-PT-402 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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