Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028200315.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-314, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028200315
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 18K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 202K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 660K May 29 14:32 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748595770134

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-314
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 09:02:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 09:02:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 09:02:51] [INFO ] Load time of PNML (sax parser for PT used): 145 ms
[2025-05-30 09:02:51] [INFO ] Transformed 2585 places.
[2025-05-30 09:02:51] [INFO ] Transformed 3095 transitions.
[2025-05-30 09:02:51] [INFO ] Found NUPN structural information;
[2025-05-30 09:02:51] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 250 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 521 places :
Symmetric choice reduction at 0 with 521 rule applications. Total rules 521 place count 2064 transition count 2574
Iterating global reduction 0 with 521 rules applied. Total rules applied 1042 place count 2064 transition count 2574
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1071 place count 2064 transition count 2545
Discarding 243 places :
Symmetric choice reduction at 1 with 243 rule applications. Total rules 1314 place count 1821 transition count 2302
Iterating global reduction 1 with 243 rules applied. Total rules applied 1557 place count 1821 transition count 2302
Discarding 90 places :
Symmetric choice reduction at 1 with 90 rule applications. Total rules 1647 place count 1731 transition count 2212
Iterating global reduction 1 with 90 rules applied. Total rules applied 1737 place count 1731 transition count 2212
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 1755 place count 1731 transition count 2194
Discarding 49 places :
Symmetric choice reduction at 2 with 49 rule applications. Total rules 1804 place count 1682 transition count 2145
Iterating global reduction 2 with 49 rules applied. Total rules applied 1853 place count 1682 transition count 2145
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1862 place count 1682 transition count 2136
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 1900 place count 1644 transition count 2094
Iterating global reduction 3 with 38 rules applied. Total rules applied 1938 place count 1644 transition count 2094
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 1967 place count 1615 transition count 2065
Iterating global reduction 3 with 29 rules applied. Total rules applied 1996 place count 1615 transition count 2065
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2022 place count 1589 transition count 2039
Iterating global reduction 3 with 26 rules applied. Total rules applied 2048 place count 1589 transition count 2039
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2074 place count 1563 transition count 2013
Iterating global reduction 3 with 26 rules applied. Total rules applied 2100 place count 1563 transition count 2013
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 2122 place count 1541 transition count 1978
Iterating global reduction 3 with 22 rules applied. Total rules applied 2144 place count 1541 transition count 1978
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2153 place count 1532 transition count 1963
Iterating global reduction 3 with 9 rules applied. Total rules applied 2162 place count 1532 transition count 1963
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2171 place count 1523 transition count 1951
Iterating global reduction 3 with 9 rules applied. Total rules applied 2180 place count 1523 transition count 1951
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2183 place count 1523 transition count 1948
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 2186 place count 1520 transition count 1945
Iterating global reduction 4 with 3 rules applied. Total rules applied 2189 place count 1520 transition count 1945
Applied a total of 2189 rules in 2068 ms. Remains 1520 /2585 variables (removed 1065) and now considering 1945/3095 (removed 1150) transitions.
// Phase 1: matrix 1945 rows 1520 cols
[2025-05-30 09:02:53] [INFO ] Computed 4 invariants in 42 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:02:54] [INFO ] Implicit Places using invariants in 522 ms returned []
[2025-05-30 09:02:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:02:55] [INFO ] Implicit Places using invariants and state equation in 979 ms returned []
Implicit Place search using SMT with State Equation took 1538 ms to find 0 implicit places.
Running 1944 sub problems to find dead transitions.
[2025-05-30 09:02:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1519 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1944 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1519/3465 variables, and 4 constraints, problems are : Problem set: 0 solved, 1944 unsolved in 30082 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 1944/1944 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1944 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1519 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1944 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
(s2 1)
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(s41 0)
(s42 0)
(s43 0)
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(s45 0)
(s46 0)
(s47 0)
(s48 0)
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(s50 0)
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(s54 0)
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(s81 0)
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(s84 0)
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(s100 0)
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(s102 0)
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(s118 0)
(s119 0)
(s120 0)
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(s127 0)
(s128 0)
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(s130 0)
(s131 0)
(s132 0)
(s133 0)
(s134 0)
(s135 0)
(s136 0)
(s137 0)
(s138 0)
(s139 0)
(s140 0)
(s141 0)
(s142 0)
(s143 0)
(s144 0)
(s145 0)
(s146 0)
(s147 0)
(s148 0)
(s149 0)
(s150 0)
(s151 0)
(s152 0)
(s153 0)
(s154 0)
(s155 0)
(s156 0)
(s157 0)
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(s159 0)
(s160 0)
(s161 0)
(s162 0)
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(s164 0)
(s165 0)
(s166 0)
(s167 0)
(s168 0)
(s169 0)
(s170 0)
(s171 0)
(s172 0)
(s173 0)
(s174 0)
(s175 0)
(s176 0)
(s177 0)
(s178 0)
(s179 0)
(s180 0)
(s181 0)
(s182 0)
(s183 0)
(s184 0)
(s185 0)
(s186 0)
(s187 0)
(s188 0)
(s189 0)
(s190 0)
(s191 1)
(s192 1)
(s193 0)
(s194 1)
(s195 1)
(s196 0)
(s197 1)
(s198 0)
(s199 1)
(s200 1)
(s201 0)
(s202 1)
(s203 0)
(s204 0)
(s205 1)
(s206 0)
(s207 1)
(s208 0)
(s209 0)
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(s211 1)
(s212 0)
(s213 0)
(s214 0)
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(s216 0)
(s217 0)
(s218 0)
(s219 0)
(s220 0)
(s221 0)
(s222 0)
(s223 0)
(s224 1)
(s225 0)
(s226 0)
(s227 0)
(s228 0)
(s229 0)
(s230 0)
(s231 0)
(s232 0)
(s233 0)
(s234 0)
(s235 0)
(s236 0)
(s237 0)
(s238 0)
(s239 0)
(s240 0)
(s241 0)
(s242 0)
(s243 0)
(s244 0)
(s245 0)
(s246 0)
(s247 0)
(s248 0)
(s249 0)
(s250 0)
(s251 0)
(s252 0)
(s253 0)
(s254 0)
(s255 0)
(s256 0)
(s257 0)
(s258 0)
(s259 0)
(s260 0)
(s261 0)
(s262 0)
(s263 0)
(s264 0)
(s265 0)
(s266 0)
(s267 0)
(s268 0)
(s269 0)
(s270 0)
(s271 0)
(s272 0)
(s273 0)
(s274 0)
(s275 0)
(s276 0)
(s277 0)
(s278 0)
(s279 0)
(s280 0)
(s281 0)
(s282 0)
(s283 0)
(s284 0)
(s285 0)
(s286 0)
(s287 0)
(s288 0)
(s289 0)
(s290 0)
(s291 0)
(s292 0)
(s293 0)
(s294 1)
(s295 1)
(s296 0)
(s297 0)
(s298 1)
(s299 1)
(s300 1)
(s301 1)
(s302 0)
(s303 0)
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(s305 1)
(s306 1)
(s307 0)
(s308 1)
(s309 0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1519/3465 variables, and 4 constraints, problems are : Problem set: 0 solved, 1944 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 0/1944 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60688ms problems are : Problem set: 0 solved, 1944 unsolved
Search for dead transitions found 0 dead transitions in 60709ms
Starting structural reductions in LTL mode, iteration 1 : 1520/2585 places, 1945/3095 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64351 ms. Remains : 1520/2585 places, 1945/3095 transitions.
Support contains 23 out of 1520 places after structural reductions.
[2025-05-30 09:03:56] [INFO ] Flatten gal took : 116 ms
[2025-05-30 09:03:56] [INFO ] Flatten gal took : 68 ms
[2025-05-30 09:03:56] [INFO ] Input system was already deterministic with 1945 transitions.
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40000 steps (405 resets) in 1210 ms. (33 steps per ms) remains 11/13 properties
BEST_FIRST walk for 40002 steps (139 resets) in 168 ms. (236 steps per ms) remains 10/11 properties
BEST_FIRST walk for 40002 steps (129 resets) in 107 ms. (370 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (136 resets) in 69 ms. (571 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (146 resets) in 181 ms. (219 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (122 resets) in 98 ms. (404 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (127 resets) in 69 ms. (571 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (123 resets) in 101 ms. (392 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (133 resets) in 119 ms. (333 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (131 resets) in 85 ms. (465 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (131 resets) in 65 ms. (606 steps per ms) remains 9/10 properties
[2025-05-30 09:03:57] [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) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1493/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1935/3444 variables, 1509/1513 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3444 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 2/3446 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3446 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 2/3448 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3448 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 2/3450 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3450 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 2/3452 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3452 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 2/3454 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3454 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 2/3456 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3456 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 2/3458 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3458 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (OVERLAPS) 2/3460 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3460 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (OVERLAPS) 2/3462 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3462 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 2/3464 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3464 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (OVERLAPS) 1/3465 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3465/3465 variables, and 1524 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5024 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1520/1520 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1493/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1935/3444 variables, 1509/1513 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3444 variables, 9/1522 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3444 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 2/3446 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3446 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 2/3448 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3448 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 2/3450 variables, 1/1525 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3450 variables, 0/1525 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 2/3452 variables, 1/1526 constraints. Problems are: Problem set: 0 solved, 9 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 3452/3465 variables, and 1526 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5010 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1513/1520 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10051ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 1520 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Graph (trivial) has 1822 edges and 1520 vertex of which 659 / 1520 are part of one of the 61 SCC in 10 ms
Free SCC test removed 598 places
Drop transitions (Empty/Sink Transition effects.) removed 754 transitions
Reduce isomorphic transitions removed 754 transitions.
Graph (complete) has 1367 edges and 922 vertex of which 913 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 481 transitions
Trivial Post-agglo rules discarded 481 transitions
Performed 481 trivial Post agglomeration. Transition count delta: 481
Iterating post reduction 0 with 488 rules applied. Total rules applied 490 place count 913 transition count 699
Reduce places removed 481 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 1 with 533 rules applied. Total rules applied 1023 place count 432 transition count 647
Reduce places removed 34 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 36 rules applied. Total rules applied 1059 place count 398 transition count 645
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 1062 place count 397 transition count 643
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 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 1066 place count 396 transition count 640
Reduce places removed 2 places and 0 transitions.
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Iterating post reduction 5 with 12 rules applied. Total rules applied 1078 place count 394 transition count 630
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 6 with 10 rules applied. Total rules applied 1088 place count 384 transition count 630
Performed 55 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 55 Pre rules applied. Total rules applied 1088 place count 384 transition count 575
Deduced a syphon composed of 55 places in 0 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 7 with 110 rules applied. Total rules applied 1198 place count 329 transition count 575
Discarding 11 places :
Symmetric choice reduction at 7 with 11 rule applications. Total rules 1209 place count 318 transition count 560
Iterating global reduction 7 with 11 rules applied. Total rules applied 1220 place count 318 transition count 560
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 7 with 2 rules applied. Total rules applied 1222 place count 318 transition count 558
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1224 place count 316 transition count 558
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 1224 place count 316 transition count 557
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1226 place count 315 transition count 557
Discarding 6 places :
Symmetric choice reduction at 9 with 6 rule applications. Total rules 1232 place count 309 transition count 551
Iterating global reduction 9 with 6 rules applied. Total rules applied 1238 place count 309 transition count 551
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1243 place count 309 transition count 546
Performed 147 Post agglomeration using F-continuation condition with reduction of 93 identical transitions.
Deduced a syphon composed of 147 places in 0 ms
Reduce places removed 147 places and 0 transitions.
Iterating global reduction 10 with 294 rules applied. Total rules applied 1537 place count 162 transition count 306
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 10 with 21 rules applied. Total rules applied 1558 place count 162 transition count 285
Discarding 4 places :
Symmetric choice reduction at 11 with 4 rule applications. Total rules 1562 place count 158 transition count 280
Iterating global reduction 11 with 4 rules applied. Total rules applied 1566 place count 158 transition count 280
Performed 12 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 11 with 24 rules applied. Total rules applied 1590 place count 146 transition count 266
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 11 with 14 rules applied. Total rules applied 1604 place count 146 transition count 252
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 1606 place count 145 transition count 251
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 3 rules applied. Total rules applied 1609 place count 145 transition count 248
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 1611 place count 144 transition count 247
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1612 place count 144 transition count 246
Performed 38 Post agglomeration using F-continuation condition with reduction of 13 identical transitions.
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 14 with 76 rules applied. Total rules applied 1688 place count 106 transition count 267
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 14 with 47 rules applied. Total rules applied 1735 place count 106 transition count 220
Discarding 24 places :
Symmetric choice reduction at 15 with 24 rule applications. Total rules 1759 place count 82 transition count 187
Iterating global reduction 15 with 24 rules applied. Total rules applied 1783 place count 82 transition count 187
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 15 with 10 rules applied. Total rules applied 1793 place count 82 transition count 177
Discarding 5 places :
Symmetric choice reduction at 16 with 5 rule applications. Total rules 1798 place count 77 transition count 167
Iterating global reduction 16 with 5 rules applied. Total rules applied 1803 place count 77 transition count 167
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 1807 place count 77 transition count 163
Drop transitions (Redundant composition of simpler transitions.) removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 17 with 25 rules applied. Total rules applied 1832 place count 77 transition count 138
Discarding 3 places :
Symmetric choice reduction at 17 with 3 rule applications. Total rules 1835 place count 74 transition count 130
Iterating global reduction 17 with 3 rules applied. Total rules applied 1838 place count 74 transition count 130
Discarding 3 places :
Symmetric choice reduction at 17 with 3 rule applications. Total rules 1841 place count 71 transition count 127
Iterating global reduction 17 with 3 rules applied. Total rules applied 1844 place count 71 transition count 127
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 1845 place count 71 transition count 126
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 18 with 2 rules applied. Total rules applied 1847 place count 70 transition count 137
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 1848 place count 70 transition count 136
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 19 with 9 rules applied. Total rules applied 1857 place count 70 transition count 127
Free-agglomeration rule applied 4 times.
Iterating global reduction 19 with 4 rules applied. Total rules applied 1861 place count 70 transition count 123
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 19 with 4 rules applied. Total rules applied 1865 place count 66 transition count 123
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 20 with 4 rules applied. Total rules applied 1869 place count 66 transition count 123
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 1870 place count 65 transition count 122
Applied a total of 1870 rules in 262 ms. Remains 65 /1520 variables (removed 1455) and now considering 122/1945 (removed 1823) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 262 ms. Remains : 65/1520 places, 122/1945 transitions.
RANDOM walk for 40000 steps (10 resets) in 306 ms. (130 steps per ms) remains 5/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 180 ms. (221 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40001 steps (8 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
[2025-05-30 09:04:08] [INFO ] Flow matrix only has 120 transitions (discarded 2 similar events)
// Phase 1: matrix 120 rows 65 cols
[2025-05-30 09:04:08] [INFO ] Computed 4 invariants in 16 ms
[2025-05-30 09:04:08] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 23/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/87 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 19/106 variables, 5/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 1/107 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/107 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/107 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 45/152 variables, 13/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/152 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/152 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 19/171 variables, 2/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/171 variables, 2/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/171 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 14/185 variables, 17/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/185 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/185 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 185/185 variables, and 71 constraints, problems are : Problem set: 0 solved, 2 unsolved in 112 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 65/65 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 23/27 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 60/87 variables, 27/28 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 2/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/87 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 19/106 variables, 5/35 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/106 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/107 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/107 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/107 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 45/152 variables, 13/51 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/152 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:04:08] [INFO ] Deduced a trap composed of 24 places in 47 ms of which 4 ms to minimize.
Problem AtomicPropp2 is UNSAT
At refinement iteration 14 (INCLUDED_ONLY) 0/152 variables, 1/53 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/152 variables, 0/53 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 19/171 variables, 2/55 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/171 variables, 2/57 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/171 variables, 0/57 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 14/185 variables, 17/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/185 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/185 variables, 0/74 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 185/185 variables, and 74 constraints, problems are : Problem set: 1 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 65/65 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 335ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 122/122 transitions.
Graph (trivial) has 41 edges and 65 vertex of which 8 / 65 are part of one of the 4 SCC in 1 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
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 0 with 3 rules applied. Total rules applied 4 place count 61 transition count 111
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 7 place count 58 transition count 111
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 7 place count 58 transition count 106
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 17 place count 53 transition count 106
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 19 place count 51 transition count 102
Iterating global reduction 2 with 2 rules applied. Total rules applied 21 place count 51 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 23 place count 51 transition count 100
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1428.t1429.t1430.t1431.t1432.t1433.t1434.t1435.t1436.t1868.t1551.t1552.t1553.t1554.t1555.t1628.t1629.t1630.t1665.t1666.t1667.t1767.t1768.t1770.t1788.t1797.t1798 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 3 with 9 rules applied. Total rules applied 32 place count 41 transition count 91
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1428.t1429.t1430.t1431.t1432.t1433.t1434.t1435.t1436.t1892.t1551.t1552.t1553.t1554.t1555.t1628.t1629.t1630.t1665.t1666.t1667.t1767.t1768.t1770.t1788.t1797.t1798.t538 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 22 transitions.
Graph (trivial) has 44 edges and 40 vertex of which 27 / 40 are part of one of the 9 SCC in 0 ms
Free SCC test removed 18 places
Iterating post reduction 3 with 24 rules applied. Total rules applied 56 place count 22 transition count 68
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 4 with 36 rules applied. Total rules applied 92 place count 22 transition count 32
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 95 place count 19 transition count 29
Iterating global reduction 5 with 3 rules applied. Total rules applied 98 place count 19 transition count 29
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 5 with 6 rules applied. Total rules applied 104 place count 16 transition count 26
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 110 place count 16 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 112 place count 15 transition count 20
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 115 place count 15 transition count 17
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 116 place count 15 transition count 16
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 117 place count 14 transition count 16
Applied a total of 117 rules in 13 ms. Remains 14 /65 variables (removed 51) and now considering 16/122 (removed 106) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 14/65 places, 16/122 transitions.
RANDOM walk for 201 steps (26 resets) in 4 ms. (40 steps per ms) remains 0/1 properties
Successfully simplified 1 atomic propositions for a total of 8 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2125 edges and 1520 vertex of which 1511 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.24 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1520 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Graph (trivial) has 1854 edges and 1520 vertex of which 694 / 1520 are part of one of the 63 SCC in 3 ms
Free SCC test removed 631 places
Ensure Unique test removed 733 transitions
Reduce isomorphic transitions removed 733 transitions.
Graph (complete) has 1386 edges and 889 vertex of which 880 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 472 transitions
Trivial Post-agglo rules discarded 472 transitions
Performed 472 trivial Post agglomeration. Transition count delta: 472
Iterating post reduction 0 with 472 rules applied. Total rules applied 474 place count 879 transition count 734
Reduce places removed 472 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 496 rules applied. Total rules applied 970 place count 407 transition count 710
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 983 place count 395 transition count 709
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 984 place count 394 transition count 709
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 984 place count 394 transition count 662
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1078 place count 347 transition count 662
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1094 place count 331 transition count 639
Iterating global reduction 4 with 16 rules applied. Total rules applied 1110 place count 331 transition count 639
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1112 place count 331 transition count 637
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1114 place count 329 transition count 637
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 1114 place count 329 transition count 636
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1116 place count 328 transition count 636
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1126 place count 318 transition count 624
Iterating global reduction 6 with 10 rules applied. Total rules applied 1136 place count 318 transition count 624
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1142 place count 318 transition count 618
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1145 place count 315 transition count 613
Iterating global reduction 7 with 3 rules applied. Total rules applied 1148 place count 315 transition count 613
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1150 place count 313 transition count 609
Iterating global reduction 7 with 2 rules applied. Total rules applied 1152 place count 313 transition count 609
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 1153 place count 313 transition count 608
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1154 place count 312 transition count 608
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1155 place count 311 transition count 606
Iterating global reduction 9 with 1 rules applied. Total rules applied 1156 place count 311 transition count 606
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1157 place count 310 transition count 604
Iterating global reduction 9 with 1 rules applied. Total rules applied 1158 place count 310 transition count 604
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1159 place count 309 transition count 602
Iterating global reduction 9 with 1 rules applied. Total rules applied 1160 place count 309 transition count 602
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1161 place count 308 transition count 595
Iterating global reduction 9 with 1 rules applied. Total rules applied 1162 place count 308 transition count 595
Performed 143 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 143 places in 1 ms
Reduce places removed 143 places and 0 transitions.
Iterating global reduction 9 with 286 rules applied. Total rules applied 1448 place count 165 transition count 372
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1462 place count 165 transition count 358
Discarding 6 places :
Symmetric choice reduction at 10 with 6 rule applications. Total rules 1468 place count 159 transition count 349
Iterating global reduction 10 with 6 rules applied. Total rules applied 1474 place count 159 transition count 349
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1475 place count 159 transition count 348
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1476 place count 158 transition count 346
Iterating global reduction 11 with 1 rules applied. Total rules applied 1477 place count 158 transition count 346
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1478 place count 157 transition count 344
Iterating global reduction 11 with 1 rules applied. Total rules applied 1479 place count 157 transition count 344
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1480 place count 156 transition count 342
Iterating global reduction 11 with 1 rules applied. Total rules applied 1481 place count 156 transition count 342
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1482 place count 155 transition count 340
Iterating global reduction 11 with 1 rules applied. Total rules applied 1483 place count 155 transition count 340
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1484 place count 154 transition count 334
Iterating global reduction 11 with 1 rules applied. Total rules applied 1485 place count 154 transition count 334
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 11 with 1 rules applied. Total rules applied 1486 place count 154 transition count 333
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1488 place count 153 transition count 332
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 13 with 24 rules applied. Total rules applied 1512 place count 141 transition count 317
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 13 with 12 rules applied. Total rules applied 1524 place count 141 transition count 305
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 14 with 34 rules applied. Total rules applied 1558 place count 124 transition count 339
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 14 with 16 rules applied. Total rules applied 1574 place count 124 transition count 323
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1583 place count 115 transition count 305
Iterating global reduction 15 with 9 rules applied. Total rules applied 1592 place count 115 transition count 305
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 15 with 5 rules applied. Total rules applied 1597 place count 115 transition count 300
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 16 with 36 rules applied. Total rules applied 1633 place count 115 transition count 264
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1634 place count 114 transition count 263
Applied a total of 1634 rules in 158 ms. Remains 114 /1520 variables (removed 1406) and now considering 263/1945 (removed 1682) transitions.
[2025-05-30 09:04:09] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
// Phase 1: matrix 206 rows 114 cols
[2025-05-30 09:04:09] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:09] [INFO ] Implicit Places using invariants in 146 ms returned []
[2025-05-30 09:04:09] [INFO ] Flow matrix only has 206 transitions (discarded 57 similar events)
[2025-05-30 09:04:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:09] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 09:04:09] [INFO ] Implicit Places using invariants and state equation in 254 ms returned [41, 74]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 404 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/1520 places, 263/1945 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 110 transition count 261
Applied a total of 4 rules in 17 ms. Remains 110 /112 variables (removed 2) and now considering 261/263 (removed 2) transitions.
[2025-05-30 09:04:09] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
// Phase 1: matrix 204 rows 110 cols
[2025-05-30 09:04:09] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:09] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-30 09:04:09] [INFO ] Flow matrix only has 204 transitions (discarded 57 similar events)
[2025-05-30 09:04:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:09] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 09:04:09] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1520 places, 261/1945 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 717 ms. Remains : 110/1520 places, 261/1945 transitions.
Stuttering acceptance computed with spot in 281 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-01
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-01 finished in 1062 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))'
Support contains 2 out of 1520 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Graph (trivial) has 1852 edges and 1520 vertex of which 674 / 1520 are part of one of the 62 SCC in 2 ms
Free SCC test removed 612 places
Ensure Unique test removed 709 transitions
Reduce isomorphic transitions removed 709 transitions.
Graph (complete) has 1411 edges and 908 vertex of which 899 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 482 transitions
Trivial Post-agglo rules discarded 482 transitions
Performed 482 trivial Post agglomeration. Transition count delta: 482
Iterating post reduction 0 with 482 rules applied. Total rules applied 484 place count 898 transition count 748
Reduce places removed 482 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 508 rules applied. Total rules applied 992 place count 416 transition count 722
Reduce places removed 13 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 15 rules applied. Total rules applied 1007 place count 403 transition count 720
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 1010 place count 402 transition count 718
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 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 1014 place count 401 transition count 715
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 1017 place count 399 transition count 714
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1018 place count 398 transition count 714
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 49 Pre rules applied. Total rules applied 1018 place count 398 transition count 665
Deduced a syphon composed of 49 places in 1 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 7 with 98 rules applied. Total rules applied 1116 place count 349 transition count 665
Discarding 15 places :
Symmetric choice reduction at 7 with 15 rule applications. Total rules 1131 place count 334 transition count 643
Iterating global reduction 7 with 15 rules applied. Total rules applied 1146 place count 334 transition count 643
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 7 with 2 rules applied. Total rules applied 1148 place count 334 transition count 641
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1150 place count 332 transition count 641
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 1150 place count 332 transition count 640
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1152 place count 331 transition count 640
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1160 place count 323 transition count 631
Iterating global reduction 9 with 8 rules applied. Total rules applied 1168 place count 323 transition count 631
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1173 place count 323 transition count 626
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1175 place count 321 transition count 623
Iterating global reduction 10 with 2 rules applied. Total rules applied 1177 place count 321 transition count 623
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1178 place count 320 transition count 621
Iterating global reduction 10 with 1 rules applied. Total rules applied 1179 place count 320 transition count 621
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 10 with 1 rules applied. Total rules applied 1180 place count 320 transition count 620
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1181 place count 319 transition count 620
Performed 144 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 144 places in 1 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 12 with 288 rules applied. Total rules applied 1469 place count 175 transition count 396
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 12 with 14 rules applied. Total rules applied 1483 place count 175 transition count 382
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 1489 place count 169 transition count 373
Iterating global reduction 13 with 6 rules applied. Total rules applied 1495 place count 169 transition count 373
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1496 place count 169 transition count 372
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1497 place count 168 transition count 370
Iterating global reduction 14 with 1 rules applied. Total rules applied 1498 place count 168 transition count 370
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1499 place count 167 transition count 368
Iterating global reduction 14 with 1 rules applied. Total rules applied 1500 place count 167 transition count 368
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1501 place count 166 transition count 366
Iterating global reduction 14 with 1 rules applied. Total rules applied 1502 place count 166 transition count 366
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1503 place count 165 transition count 364
Iterating global reduction 14 with 1 rules applied. Total rules applied 1504 place count 165 transition count 364
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 14 with 26 rules applied. Total rules applied 1530 place count 152 transition count 348
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 14 with 15 rules applied. Total rules applied 1545 place count 152 transition count 333
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 1546 place count 151 transition count 331
Iterating global reduction 15 with 1 rules applied. Total rules applied 1547 place count 151 transition count 331
Performed 20 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 15 with 40 rules applied. Total rules applied 1587 place count 131 transition count 369
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 15 with 22 rules applied. Total rules applied 1609 place count 131 transition count 347
Discarding 10 places :
Symmetric choice reduction at 16 with 10 rule applications. Total rules 1619 place count 121 transition count 324
Iterating global reduction 16 with 10 rules applied. Total rules applied 1629 place count 121 transition count 324
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 1635 place count 121 transition count 318
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 17 with 41 rules applied. Total rules applied 1676 place count 121 transition count 277
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1677 place count 120 transition count 276
Applied a total of 1677 rules in 123 ms. Remains 120 /1520 variables (removed 1400) and now considering 276/1945 (removed 1669) transitions.
[2025-05-30 09:04:10] [INFO ] Flow matrix only has 218 transitions (discarded 58 similar events)
// Phase 1: matrix 218 rows 120 cols
[2025-05-30 09:04:10] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:10] [INFO ] Implicit Places using invariants in 257 ms returned []
[2025-05-30 09:04:10] [INFO ] Flow matrix only has 218 transitions (discarded 58 similar events)
[2025-05-30 09:04:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 09:04:10] [INFO ] Implicit Places using invariants and state equation in 128 ms returned [46, 82]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 387 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 118/1520 places, 276/1945 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 116 transition count 274
Applied a total of 4 rules in 12 ms. Remains 116 /118 variables (removed 2) and now considering 274/276 (removed 2) transitions.
[2025-05-30 09:04:10] [INFO ] Flow matrix only has 216 transitions (discarded 58 similar events)
// Phase 1: matrix 216 rows 116 cols
[2025-05-30 09:04:10] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:10] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-30 09:04:10] [INFO ] Flow matrix only has 216 transitions (discarded 58 similar events)
[2025-05-30 09:04:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:10] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 09:04:10] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 154 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1520 places, 274/1945 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 676 ms. Remains : 116/1520 places, 274/1945 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-06
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-06 finished in 767 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((X(p0)&&((p0&&F(!p1)) U G(!p1)))))'
Support contains 4 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 1516 transition count 1941
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 1516 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 10 place count 1514 transition count 1939
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 1514 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 14 place count 1512 transition count 1936
Iterating global reduction 0 with 2 rules applied. Total rules applied 16 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 17 place count 1511 transition count 1935
Iterating global reduction 0 with 1 rules applied. Total rules applied 18 place count 1511 transition count 1935
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 1509 transition count 1932
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 1509 transition count 1932
Applied a total of 22 rules in 426 ms. Remains 1509 /1520 variables (removed 11) and now considering 1932/1945 (removed 13) transitions.
// Phase 1: matrix 1932 rows 1509 cols
[2025-05-30 09:04:11] [INFO ] Computed 4 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:11] [INFO ] Implicit Places using invariants in 257 ms returned []
[2025-05-30 09:04:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:04:12] [INFO ] Implicit Places using invariants and state equation in 888 ms returned []
Implicit Place search using SMT with State Equation took 1147 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2025-05-30 09:04:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3441 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3441 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60457ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60463ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1520 places, 1932/1945 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62042 ms. Remains : 1509/1520 places, 1932/1945 transitions.
Stuttering acceptance computed with spot in 177 ms :[(OR (NOT p0) p1), (NOT p0), p1, p1]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-08
Stuttering criterion allowed to conclude after 130 steps with 1 reset in 3 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-08 finished in 62253 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(G(p1)))))'
Support contains 3 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 1517 transition count 1942
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 1517 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 1515 transition count 1940
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 1515 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 12 place count 1513 transition count 1936
Iterating global reduction 0 with 2 rules applied. Total rules applied 14 place count 1513 transition count 1936
Applied a total of 14 rules in 234 ms. Remains 1513 /1520 variables (removed 7) and now considering 1936/1945 (removed 9) transitions.
// Phase 1: matrix 1936 rows 1513 cols
[2025-05-30 09:05:13] [INFO ] Computed 4 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:05:13] [INFO ] Implicit Places using invariants in 303 ms returned []
[2025-05-30 09:05:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:05:14] [INFO ] Implicit Places using invariants and state equation in 863 ms returned []
Implicit Place search using SMT with State Equation took 1169 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2025-05-30 09:05:14] [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
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(s35 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 1935/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1935 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 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 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60451ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60457ms
Starting structural reductions in LTL mode, iteration 1 : 1513/1520 places, 1936/1945 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61866 ms. Remains : 1513/1520 places, 1936/1945 transitions.
Stuttering acceptance computed with spot in 162 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-09 finished in 62052 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U G(p1)) U X((G(p3)||p2))))'
Support contains 6 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 1515 transition count 1940
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 1515 transition count 1940
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 1512 transition count 1937
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 1512 transition count 1937
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 19 place count 1509 transition count 1932
Iterating global reduction 0 with 3 rules applied. Total rules applied 22 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 1508 transition count 1931
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 1508 transition count 1931
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 1506 transition count 1928
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 1506 transition count 1928
Applied a total of 28 rules in 352 ms. Remains 1506 /1520 variables (removed 14) and now considering 1928/1945 (removed 17) transitions.
// Phase 1: matrix 1928 rows 1506 cols
[2025-05-30 09:06:15] [INFO ] Computed 4 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:06:15] [INFO ] Implicit Places using invariants in 208 ms returned []
[2025-05-30 09:06:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:06:16] [INFO ] Implicit Places using invariants and state equation in 838 ms returned []
Implicit Place search using SMT with State Equation took 1047 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2025-05-30 09:06:16] [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) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 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 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60432ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60435ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1520 places, 1928/1945 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61841 ms. Remains : 1506/1520 places, 1928/1945 transitions.
Stuttering acceptance computed with spot in 393 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p1) (NOT p2)), true, (NOT p3), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 472 ms.
Product exploration explored 100000 steps with 50000 reset in 432 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2105 edges and 1506 vertex of which 1497 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.6 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge obtained : [(AND p1 p0 p2 p3), (X p2), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3)))), (X p3), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p3))), (X (NOT (AND (NOT p1) p0 (NOT p2) p3))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X (NOT (OR (AND p1 (NOT p2) p3) (AND (NOT p0) (NOT p2) p3)))), (X (NOT (AND p1 p0 (NOT p2)))), (X (NOT (AND (NOT p2) p3))), (X (NOT (AND p1 (NOT p2) p3))), (X (NOT (AND p1 p0 (NOT p2) p3))), (X (NOT (AND (NOT p1) (NOT p2) p3))), (X (NOT (AND p1 (NOT p2) (NOT p3)))), (X (NOT (AND p1 p0 (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p2) (NOT p3)))), (X p0), (X (NOT (AND (NOT p0) (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p2) (NOT p3)))), (X p1), (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X p2)), (X (X (NOT (AND (NOT p0) p3)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p3)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) p3)))), (X (X (NOT (AND (NOT p1) p0 p3)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X (NOT (OR (AND p1 (NOT p2) p3) (AND (NOT p0) (NOT p2) p3))))), (X (X (NOT (AND p1 p0 (NOT p3))))), (X (X (NOT (AND p1 p0 (NOT p2))))), (X (X (AND p1 p0 p3))), (X (X (NOT (AND p1 (NOT p3))))), (X (X p1)), (X (X (NOT (AND p1 (NOT p2) p3)))), (X (X (NOT (AND (NOT p1) (NOT p2) p3)))), (X (X (NOT (AND p1 p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) p0 (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND (NOT p0) (NOT p3))))), (X (X (NOT (AND (NOT p1) p3)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (AND p1 p3))), (X (X (NOT (AND (NOT p2) p3)))), (X (X p3)), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (AND p1 p0 (NOT p2) p3)))), (X (X (NOT (AND p1 (NOT p2) (NOT p3))))), (X (X p0)), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p3))))), (X (X (NOT (OR (AND p1 (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p2) (NOT p3))))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 57 factoid took 30 ms. Reduced automaton from 11 states, 40 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-314-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-11 finished in 63229 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))'
Support contains 1 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 1515 transition count 1940
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 1515 transition count 1940
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 1512 transition count 1937
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 1512 transition count 1937
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 19 place count 1509 transition count 1932
Iterating global reduction 0 with 3 rules applied. Total rules applied 22 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 1508 transition count 1931
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 1508 transition count 1931
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 26 place count 1506 transition count 1928
Iterating global reduction 0 with 2 rules applied. Total rules applied 28 place count 1506 transition count 1928
Applied a total of 28 rules in 357 ms. Remains 1506 /1520 variables (removed 14) and now considering 1928/1945 (removed 17) transitions.
[2025-05-30 09:07:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:07:18] [INFO ] Implicit Places using invariants in 202 ms returned []
[2025-05-30 09:07:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:07:19] [INFO ] Implicit Places using invariants and state equation in 861 ms returned []
Implicit Place search using SMT with State Equation took 1064 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2025-05-30 09:07:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60435ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60439ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1520 places, 1928/1945 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61867 ms. Remains : 1506/1520 places, 1928/1945 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-12
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-12 finished in 61991 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 2 out of 1520 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1520/1520 places, 1945/1945 transitions.
Graph (trivial) has 1852 edges and 1520 vertex of which 684 / 1520 are part of one of the 62 SCC in 2 ms
Free SCC test removed 622 places
Ensure Unique test removed 723 transitions
Reduce isomorphic transitions removed 723 transitions.
Graph (complete) has 1396 edges and 898 vertex of which 889 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 478 transitions
Trivial Post-agglo rules discarded 478 transitions
Performed 478 trivial Post agglomeration. Transition count delta: 478
Iterating post reduction 0 with 478 rules applied. Total rules applied 480 place count 888 transition count 738
Reduce places removed 478 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 502 rules applied. Total rules applied 982 place count 410 transition count 714
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 995 place count 398 transition count 713
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 996 place count 397 transition count 713
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 996 place count 397 transition count 665
Deduced a syphon composed of 48 places in 1 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 1092 place count 349 transition count 665
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1108 place count 333 transition count 642
Iterating global reduction 4 with 16 rules applied. Total rules applied 1124 place count 333 transition count 642
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1126 place count 333 transition count 640
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1128 place count 331 transition count 640
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 1128 place count 331 transition count 639
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 1130 place count 330 transition count 639
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1140 place count 320 transition count 627
Iterating global reduction 6 with 10 rules applied. Total rules applied 1150 place count 320 transition count 627
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1156 place count 320 transition count 621
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1159 place count 317 transition count 616
Iterating global reduction 7 with 3 rules applied. Total rules applied 1162 place count 317 transition count 616
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1164 place count 315 transition count 612
Iterating global reduction 7 with 2 rules applied. Total rules applied 1166 place count 315 transition count 612
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 1 rules applied. Total rules applied 1167 place count 315 transition count 611
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1168 place count 314 transition count 611
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1169 place count 313 transition count 609
Iterating global reduction 9 with 1 rules applied. Total rules applied 1170 place count 313 transition count 609
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1171 place count 312 transition count 607
Iterating global reduction 9 with 1 rules applied. Total rules applied 1172 place count 312 transition count 607
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1173 place count 311 transition count 605
Iterating global reduction 9 with 1 rules applied. Total rules applied 1174 place count 311 transition count 605
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1175 place count 310 transition count 598
Iterating global reduction 9 with 1 rules applied. Total rules applied 1176 place count 310 transition count 598
Performed 144 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 9 with 288 rules applied. Total rules applied 1464 place count 166 transition count 374
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1478 place count 166 transition count 360
Discarding 6 places :
Symmetric choice reduction at 10 with 6 rule applications. Total rules 1484 place count 160 transition count 351
Iterating global reduction 10 with 6 rules applied. Total rules applied 1490 place count 160 transition count 351
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1491 place count 160 transition count 350
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1492 place count 159 transition count 348
Iterating global reduction 11 with 1 rules applied. Total rules applied 1493 place count 159 transition count 348
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1494 place count 158 transition count 346
Iterating global reduction 11 with 1 rules applied. Total rules applied 1495 place count 158 transition count 346
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1496 place count 157 transition count 344
Iterating global reduction 11 with 1 rules applied. Total rules applied 1497 place count 157 transition count 344
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1498 place count 156 transition count 342
Iterating global reduction 11 with 1 rules applied. Total rules applied 1499 place count 156 transition count 342
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1500 place count 155 transition count 336
Iterating global reduction 11 with 1 rules applied. Total rules applied 1501 place count 155 transition count 336
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 11 with 1 rules applied. Total rules applied 1502 place count 155 transition count 335
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1504 place count 154 transition count 334
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 13 with 24 rules applied. Total rules applied 1528 place count 142 transition count 319
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 13 with 12 rules applied. Total rules applied 1540 place count 142 transition count 307
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 14 with 34 rules applied. Total rules applied 1574 place count 125 transition count 341
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 14 with 17 rules applied. Total rules applied 1591 place count 125 transition count 324
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1600 place count 116 transition count 306
Iterating global reduction 15 with 9 rules applied. Total rules applied 1609 place count 116 transition count 306
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1615 place count 116 transition count 300
Drop transitions (Redundant composition of simpler transitions.) removed 35 transitions
Redundant transition composition rules discarded 35 transitions
Iterating global reduction 16 with 35 rules applied. Total rules applied 1650 place count 116 transition count 265
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1651 place count 115 transition count 264
Applied a total of 1651 rules in 94 ms. Remains 115 /1520 variables (removed 1405) and now considering 264/1945 (removed 1681) transitions.
[2025-05-30 09:08:20] [INFO ] Flow matrix only has 208 transitions (discarded 56 similar events)
// Phase 1: matrix 208 rows 115 cols
[2025-05-30 09:08:20] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:08:20] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-05-30 09:08:20] [INFO ] Flow matrix only has 208 transitions (discarded 56 similar events)
[2025-05-30 09:08:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:08:20] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 09:08:20] [INFO ] Implicit Places using invariants and state equation in 110 ms returned [44, 77]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 244 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1520 places, 264/1945 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 111 transition count 262
Applied a total of 4 rules in 4 ms. Remains 111 /113 variables (removed 2) and now considering 262/264 (removed 2) transitions.
[2025-05-30 09:08:20] [INFO ] Flow matrix only has 206 transitions (discarded 56 similar events)
// Phase 1: matrix 206 rows 111 cols
[2025-05-30 09:08:20] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:08:20] [INFO ] Implicit Places using invariants in 78 ms returned []
[2025-05-30 09:08:20] [INFO ] Flow matrix only has 206 transitions (discarded 56 similar events)
[2025-05-30 09:08:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:08:20] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 09:08:20] [INFO ] Implicit Places using invariants and state equation in 108 ms returned []
Implicit Place search using SMT with State Equation took 200 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1520 places, 262/1945 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 543 ms. Remains : 111/1520 places, 262/1945 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-15
Stuttering criterion allowed to conclude after 153 steps with 21 reset in 2 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-15 finished in 625 ms.
All properties solved by simple procedures.
Total runtime 329483 ms.

BK_STOP 1748596100852

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-314"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-314, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028200315"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-314.tgz
mv CloudReconfiguration-PT-314 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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