Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028300347.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-319, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028300347
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K 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 661K 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-319-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-319-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1748599835135

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-319
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 10:10:36] [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 10:10:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 10:10:36] [INFO ] Load time of PNML (sax parser for PT used): 143 ms
[2025-05-30 10:10:36] [INFO ] Transformed 2587 places.
[2025-05-30 10:10:36] [INFO ] Transformed 3099 transitions.
[2025-05-30 10:10:36] [INFO ] Found NUPN structural information;
[2025-05-30 10:10:36] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-319-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 2587 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Discarding 519 places :
Symmetric choice reduction at 0 with 519 rule applications. Total rules 519 place count 2068 transition count 2580
Iterating global reduction 0 with 519 rules applied. Total rules applied 1038 place count 2068 transition count 2580
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1067 place count 2068 transition count 2551
Discarding 237 places :
Symmetric choice reduction at 1 with 237 rule applications. Total rules 1304 place count 1831 transition count 2314
Iterating global reduction 1 with 237 rules applied. Total rules applied 1541 place count 1831 transition count 2314
Discarding 88 places :
Symmetric choice reduction at 1 with 88 rule applications. Total rules 1629 place count 1743 transition count 2226
Iterating global reduction 1 with 88 rules applied. Total rules applied 1717 place count 1743 transition count 2226
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 1 with 18 rules applied. Total rules applied 1735 place count 1743 transition count 2208
Discarding 46 places :
Symmetric choice reduction at 2 with 46 rule applications. Total rules 1781 place count 1697 transition count 2162
Iterating global reduction 2 with 46 rules applied. Total rules applied 1827 place count 1697 transition count 2162
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1835 place count 1697 transition count 2154
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1872 place count 1660 transition count 2112
Iterating global reduction 3 with 37 rules applied. Total rules applied 1909 place count 1660 transition count 2112
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 1933 place count 1636 transition count 2088
Iterating global reduction 3 with 24 rules applied. Total rules applied 1957 place count 1636 transition count 2088
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 1980 place count 1613 transition count 2065
Iterating global reduction 3 with 23 rules applied. Total rules applied 2003 place count 1613 transition count 2065
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 2026 place count 1590 transition count 2042
Iterating global reduction 3 with 23 rules applied. Total rules applied 2049 place count 1590 transition count 2042
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 2068 place count 1571 transition count 2011
Iterating global reduction 3 with 19 rules applied. Total rules applied 2087 place count 1571 transition count 2011
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2094 place count 1564 transition count 1999
Iterating global reduction 3 with 7 rules applied. Total rules applied 2101 place count 1564 transition count 1999
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2108 place count 1557 transition count 1990
Iterating global reduction 3 with 7 rules applied. Total rules applied 2115 place count 1557 transition count 1990
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2118 place count 1557 transition count 1987
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2120 place count 1555 transition count 1985
Iterating global reduction 4 with 2 rules applied. Total rules applied 2122 place count 1555 transition count 1985
Applied a total of 2122 rules in 1803 ms. Remains 1555 /2587 variables (removed 1032) and now considering 1985/3099 (removed 1114) transitions.
// Phase 1: matrix 1985 rows 1555 cols
[2025-05-30 10:10:38] [INFO ] Computed 4 invariants in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:10:39] [INFO ] Implicit Places using invariants in 464 ms returned []
[2025-05-30 10:10:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:10:40] [INFO ] Implicit Places using invariants and state equation in 1020 ms returned []
Implicit Place search using SMT with State Equation took 1518 ms to find 0 implicit places.
Running 1984 sub problems to find dead transitions.
[2025-05-30 10:10:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1554 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1984 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1554/3540 variables, and 4 constraints, problems are : Problem set: 0 solved, 1984 unsolved in 30071 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1555 constraints, PredecessorRefiner: 1984/1984 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1984 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1554 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1984 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 1554/3540 variables, and 4 constraints, problems are : Problem set: 0 solved, 1984 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1555 constraints, PredecessorRefiner: 0/1984 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60675ms problems are : Problem set: 0 solved, 1984 unsolved
Search for dead transitions found 0 dead transitions in 60699ms
Starting structural reductions in LTL mode, iteration 1 : 1555/2587 places, 1985/3099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64053 ms. Remains : 1555/2587 places, 1985/3099 transitions.
Support contains 33 out of 1555 places after structural reductions.
[2025-05-30 10:11:41] [INFO ] Flatten gal took : 127 ms
[2025-05-30 10:11:41] [INFO ] Flatten gal took : 72 ms
[2025-05-30 10:11:41] [INFO ] Input system was already deterministic with 1985 transitions.
RANDOM walk for 40000 steps (478 resets) in 1155 ms. (34 steps per ms) remains 20/21 properties
BEST_FIRST walk for 4002 steps (21 resets) in 42 ms. (93 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (17 resets) in 52 ms. (75 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (19 resets) in 49 ms. (80 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (17 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (20 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (14 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (21 resets) in 58 ms. (67 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (19 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (18 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (21 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (18 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (17 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (18 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (21 resets) in 28 ms. (138 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (17 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (18 resets) in 34 ms. (114 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (20 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4001 steps (22 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (14 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (14 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
Interrupted probabilistic random walk after 272106 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 20
Probabilistic random walk after 272106 steps, saw 75278 distinct states, run finished after 3005 ms. (steps per millisecond=90 ) properties seen :0
[2025-05-30 10:11:44] [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) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1545 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1977/3522 variables, 1545/1549 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3522 variables, 0/1549 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 5/3527 variables, 3/1552 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3527 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 2/3529 variables, 1/1553 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3529 variables, 0/1553 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (OVERLAPS) 2/3531 variables, 1/1554 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3531 variables, 0/1554 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (OVERLAPS) 2/3533 variables, 1/1555 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3533/3540 variables, and 1555 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5018 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1551/1555 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1545 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 1977/3522 variables, 1545/1549 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3522 variables, 17/1566 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3522 variables, 0/1566 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 5/3527 variables, 3/1569 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3527 variables, 3/1572 constraints. Problems are: Problem set: 0 solved, 20 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3527/3540 variables, and 1572 constraints, problems are : Problem set: 0 solved, 20 unsolved in 5024 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1548/1555 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10062ms problems are : Problem set: 0 solved, 20 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 31 out of 1555 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1829 edges and 1555 vertex of which 665 / 1555 are part of one of the 61 SCC in 10 ms
Free SCC test removed 604 places
Drop transitions (Empty/Sink Transition effects.) removed 761 transitions
Reduce isomorphic transitions removed 761 transitions.
Graph (complete) has 1403 edges and 951 vertex of which 942 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 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 493 transitions
Trivial Post-agglo rules discarded 493 transitions
Performed 493 trivial Post agglomeration. Transition count delta: 493
Iterating post reduction 0 with 500 rules applied. Total rules applied 502 place count 942 transition count 720
Reduce places removed 493 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 549 rules applied. Total rules applied 1051 place count 449 transition count 664
Reduce places removed 36 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 2 with 49 rules applied. Total rules applied 1100 place count 413 transition count 651
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 1114 place count 400 transition count 650
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 1114 place count 400 transition count 602
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 1210 place count 352 transition count 602
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 1220 place count 342 transition count 588
Iterating global reduction 4 with 10 rules applied. Total rules applied 1230 place count 342 transition count 588
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 1232 place count 342 transition count 586
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1234 place count 340 transition count 586
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 1240 place count 334 transition count 580
Iterating global reduction 6 with 6 rules applied. Total rules applied 1246 place count 334 transition count 580
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1252 place count 334 transition count 574
Performed 152 Post agglomeration using F-continuation condition with reduction of 92 identical transitions.
Deduced a syphon composed of 152 places in 1 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 7 with 304 rules applied. Total rules applied 1556 place count 182 transition count 330
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 7 with 19 rules applied. Total rules applied 1575 place count 182 transition count 311
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1578 place count 179 transition count 308
Iterating global reduction 8 with 3 rules applied. Total rules applied 1581 place count 179 transition count 308
Performed 10 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 8 with 20 rules applied. Total rules applied 1601 place count 169 transition count 297
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 8 with 11 rules applied. Total rules applied 1612 place count 169 transition count 286
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 9 with 4 rules applied. Total rules applied 1616 place count 167 transition count 284
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 9 with 5 rules applied. Total rules applied 1621 place count 167 transition count 279
Performed 32 Post agglomeration using F-continuation condition with reduction of 7 identical transitions.
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 10 with 64 rules applied. Total rules applied 1685 place count 135 transition count 317
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 10 with 22 rules applied. Total rules applied 1707 place count 135 transition count 295
Discarding 17 places :
Symmetric choice reduction at 11 with 17 rule applications. Total rules 1724 place count 118 transition count 260
Iterating global reduction 11 with 17 rules applied. Total rules applied 1741 place count 118 transition count 260
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1747 place count 118 transition count 254
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 1750 place count 115 transition count 248
Iterating global reduction 12 with 3 rules applied. Total rules applied 1753 place count 115 transition count 248
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 3 rules applied. Total rules applied 1756 place count 115 transition count 245
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 13 with 19 rules applied. Total rules applied 1775 place count 115 transition count 226
Discarding 2 places :
Symmetric choice reduction at 13 with 2 rule applications. Total rules 1777 place count 113 transition count 223
Iterating global reduction 13 with 2 rules applied. Total rules applied 1779 place count 113 transition count 223
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1780 place count 112 transition count 222
Iterating global reduction 13 with 1 rules applied. Total rules applied 1781 place count 112 transition count 222
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 1783 place count 111 transition count 221
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 13 with 2 rules applied. Total rules applied 1785 place count 111 transition count 219
Free-agglomeration rule applied 4 times.
Iterating global reduction 13 with 4 rules applied. Total rules applied 1789 place count 111 transition count 215
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 5 rules applied. Total rules applied 1794 place count 107 transition count 214
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 1797 place count 107 transition count 214
Applied a total of 1797 rules in 150 ms. Remains 107 /1555 variables (removed 1448) and now considering 214/1985 (removed 1771) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 150 ms. Remains : 107/1555 places, 214/1985 transitions.
RANDOM walk for 40000 steps (360 resets) in 1157 ms. (34 steps per ms) remains 5/20 properties
BEST_FIRST walk for 40004 steps (111 resets) in 89 ms. (444 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (114 resets) in 149 ms. (266 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (102 resets) in 99 ms. (400 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (103 resets) in 87 ms. (454 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (101 resets) in 67 ms. (588 steps per ms) remains 5/5 properties
[2025-05-30 10:11:55] [INFO ] Flow matrix only has 204 transitions (discarded 10 similar events)
// Phase 1: matrix 204 rows 107 cols
[2025-05-30 10:11:55] [INFO ] Computed 4 invariants in 2 ms
[2025-05-30 10:11:55] [INFO ] State equation strengthened by 26 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) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp0 is UNSAT
At refinement iteration 1 (OVERLAPS) 90/98 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 200/298 variables, 98/102 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 24/126 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 0/126 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 12/310 variables, 8/134 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/310 variables, 2/136 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 0/136 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 1/311 variables, 1/137 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/311 variables, 0/137 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 0/311 variables, 0/137 constraints. Problems are: Problem set: 1 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 311/311 variables, and 137 constraints, problems are : Problem set: 1 solved, 4 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 107/107 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
At refinement iteration 1 (OVERLAPS) 90/98 variables, 4/4 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/98 variables, 0/4 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 200/298 variables, 98/102 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 24/126 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 2/128 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 0/128 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 12/310 variables, 8/136 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/310 variables, 2/138 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 10:11:56] [INFO ] Deduced a trap composed of 22 places in 46 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/310 variables, 1/139 constraints. Problems are: Problem set: 3 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/310 variables, 0/139 constraints. Problems are: Problem set: 3 solved, 2 unsolved
Problem AtomicPropp19 is UNSAT
Problem AtomicPropp20 is UNSAT
After SMT solving in domain Int declared 311/311 variables, and 140 constraints, problems are : Problem set: 5 solved, 0 unsolved in 213 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 107/107 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 389ms problems are : Problem set: 5 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 5 atomic propositions for a total of 10 simplifications.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 31 stabilizing places and 35 stable transitions
Graph (complete) has 2169 edges and 1555 vertex of which 1546 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.22 ms
FORMULA CloudReconfiguration-PT-319-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)&&(X(!p1) U ((p2&&X(!p1))||X(G(!p1))))))))'
Support contains 5 out of 1555 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1541 transition count 1971
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1541 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1541 transition count 1970
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 37 place count 1533 transition count 1962
Iterating global reduction 1 with 8 rules applied. Total rules applied 45 place count 1533 transition count 1962
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 49 place count 1529 transition count 1958
Iterating global reduction 1 with 4 rules applied. Total rules applied 53 place count 1529 transition count 1958
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 55 place count 1527 transition count 1956
Iterating global reduction 1 with 2 rules applied. Total rules applied 57 place count 1527 transition count 1956
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 59 place count 1525 transition count 1954
Iterating global reduction 1 with 2 rules applied. Total rules applied 61 place count 1525 transition count 1954
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 63 place count 1523 transition count 1952
Iterating global reduction 1 with 2 rules applied. Total rules applied 65 place count 1523 transition count 1952
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 67 place count 1521 transition count 1949
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 1521 transition count 1949
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1520 transition count 1947
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1520 transition count 1947
Applied a total of 71 rules in 452 ms. Remains 1520 /1555 variables (removed 35) and now considering 1947/1985 (removed 38) transitions.
// Phase 1: matrix 1947 rows 1520 cols
[2025-05-30 10:11:56] [INFO ] Computed 4 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:11:57] [INFO ] Implicit Places using invariants in 234 ms returned []
[2025-05-30 10:11:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:11:58] [INFO ] Implicit Places using invariants and state equation in 979 ms returned []
Implicit Place search using SMT with State Equation took 1215 ms to find 0 implicit places.
Running 1946 sub problems to find dead transitions.
[2025-05-30 10:11:58] [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, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 1946/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1946 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, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 0/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60451ms problems are : Problem set: 0 solved, 1946 unsolved
Search for dead transitions found 0 dead transitions in 60455ms
Starting structural reductions in LTL mode, iteration 1 : 1520/1555 places, 1947/1985 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62130 ms. Remains : 1520/1555 places, 1947/1985 transitions.
Stuttering acceptance computed with spot in 361 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (AND (NOT p0) (NOT p1)), p1, false]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-02
Product exploration explored 100000 steps with 25122 reset in 371 ms.
Product exploration explored 100000 steps with 25043 reset in 341 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2130 edges and 1520 vertex of which 1511 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.9 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 133 ms. Reduced automaton from 5 states, 12 edges and 3 AP (stutter sensitive) to 5 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 219 ms :[p1, p1, (AND (NOT p0) (NOT p1)), p1, false]
RANDOM walk for 40000 steps (475 resets) in 252 ms. (158 steps per ms) remains 5/7 properties
BEST_FIRST walk for 40002 steps (173 resets) in 134 ms. (296 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (185 resets) in 106 ms. (373 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (172 resets) in 76 ms. (519 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (183 resets) in 43 ms. (909 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (175 resets) in 41 ms. (952 steps per ms) remains 5/5 properties
[2025-05-30 10:13:00] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1103/1108 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 401/1509 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1937/3446 variables, 1509/1513 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3446 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 2/3448 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3448 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 2/3450 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3450 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 2/3452 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3452 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 2/3454 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3454 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 2/3456 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3456 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 2/3458 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3458 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 19 (OVERLAPS) 2/3460 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3460 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 21 (OVERLAPS) 2/3462 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3462 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 23 (OVERLAPS) 2/3464 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3464 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 25 (OVERLAPS) 2/3466 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3466 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem apf2 is UNSAT
Problem apf3 is UNSAT
At refinement iteration 27 (OVERLAPS) 1/3467 variables, 1/1524 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3467 variables, 0/1524 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/3467 variables, 0/1524 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3467/3467 variables, and 1524 constraints, problems are : Problem set: 2 solved, 3 unsolved in 3429 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1520/1520 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1104/1108 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1108 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 401/1509 variables, 1/4 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1937/3446 variables, 1509/1513 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3446 variables, 3/1516 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3446 variables, 0/1516 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/3448 variables, 1/1517 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3448 variables, 0/1517 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/3450 variables, 1/1518 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3450 variables, 0/1518 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/3452 variables, 1/1519 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3452 variables, 0/1519 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/3454 variables, 1/1520 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3454 variables, 0/1520 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/3456 variables, 1/1521 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3456 variables, 0/1521 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/3458 variables, 1/1522 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3458 variables, 0/1522 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/3460 variables, 1/1523 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3460 variables, 0/1523 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/3462 variables, 1/1524 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3462 variables, 0/1524 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/3464 variables, 1/1525 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3464 variables, 0/1525 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/3466 variables, 1/1526 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3466 variables, 0/1526 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 1/3467 variables, 1/1527 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3467 variables, 0/1527 constraints. Problems are: Problem set: 2 solved, 3 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3467/3467 variables, and 1527 constraints, problems are : Problem set: 2 solved, 3 unsolved in 5019 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1520/1520 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8461ms problems are : Problem set: 2 solved, 3 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1520 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1520/1520 places, 1947/1947 transitions.
Graph (trivial) has 1848 edges and 1520 vertex of which 693 / 1520 are part of one of the 63 SCC in 4 ms
Free SCC test removed 630 places
Drop transitions (Empty/Sink Transition effects.) removed 796 transitions
Reduce isomorphic transitions removed 796 transitions.
Graph (complete) has 1329 edges and 890 vertex of which 881 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 491 transitions
Trivial Post-agglo rules discarded 491 transitions
Performed 491 trivial Post agglomeration. Transition count delta: 491
Iterating post reduction 0 with 498 rules applied. Total rules applied 500 place count 881 transition count 649
Reduce places removed 491 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 1 with 551 rules applied. Total rules applied 1051 place count 390 transition count 589
Reduce places removed 39 places and 0 transitions.
Iterating post reduction 2 with 39 rules applied. Total rules applied 1090 place count 351 transition count 589
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 48 Pre rules applied. Total rules applied 1090 place count 351 transition count 541
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 1186 place count 303 transition count 541
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 1197 place count 292 transition count 525
Iterating global reduction 3 with 11 rules applied. Total rules applied 1208 place count 292 transition count 525
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 3 rules applied. Total rules applied 1211 place count 292 transition count 522
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1214 place count 289 transition count 522
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 1222 place count 281 transition count 512
Iterating global reduction 5 with 8 rules applied. Total rules applied 1230 place count 281 transition count 512
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1236 place count 281 transition count 506
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1237 place count 280 transition count 500
Iterating global reduction 6 with 1 rules applied. Total rules applied 1238 place count 280 transition count 500
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 1239 place count 280 transition count 499
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1240 place count 279 transition count 499
Performed 146 Post agglomeration using F-continuation condition with reduction of 100 identical transitions.
Deduced a syphon composed of 146 places in 0 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 8 with 292 rules applied. Total rules applied 1532 place count 133 transition count 253
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 1545 place count 133 transition count 240
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 1548 place count 130 transition count 237
Iterating global reduction 9 with 3 rules applied. Total rules applied 1551 place count 130 transition count 237
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 9 with 24 rules applied. Total rules applied 1575 place count 118 transition count 222
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 9 with 12 rules applied. Total rules applied 1587 place count 118 transition count 210
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1589 place count 117 transition count 209
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1591 place count 117 transition count 207
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1593 place count 116 transition count 206
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1595 place count 116 transition count 204
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 12 with 66 rules applied. Total rules applied 1661 place count 83 transition count 248
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 12 with 47 rules applied. Total rules applied 1708 place count 83 transition count 201
Discarding 23 places :
Symmetric choice reduction at 13 with 23 rule applications. Total rules 1731 place count 60 transition count 171
Iterating global reduction 13 with 23 rules applied. Total rules applied 1754 place count 60 transition count 171
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 13 with 14 rules applied. Total rules applied 1768 place count 60 transition count 157
Discarding 5 places :
Symmetric choice reduction at 14 with 5 rule applications. Total rules 1773 place count 55 transition count 147
Iterating global reduction 14 with 5 rules applied. Total rules applied 1778 place count 55 transition count 147
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 14 with 5 rules applied. Total rules applied 1783 place count 55 transition count 142
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 15 with 21 rules applied. Total rules applied 1804 place count 55 transition count 121
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1806 place count 53 transition count 115
Iterating global reduction 15 with 2 rules applied. Total rules applied 1808 place count 53 transition count 115
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1810 place count 51 transition count 113
Iterating global reduction 15 with 2 rules applied. Total rules applied 1812 place count 51 transition count 113
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 15 with 4 rules applied. Total rules applied 1816 place count 51 transition count 109
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1818 place count 51 transition count 107
Free-agglomeration rule applied 3 times.
Iterating global reduction 16 with 3 rules applied. Total rules applied 1821 place count 51 transition count 104
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 1825 place count 48 transition count 103
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 1826 place count 48 transition count 103
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1827 place count 47 transition count 102
Applied a total of 1827 rules in 108 ms. Remains 47 /1520 variables (removed 1473) and now considering 102/1947 (removed 1845) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 47/1520 places, 102/1947 transitions.
RANDOM walk for 1241 steps (15 resets) in 8 ms. (137 steps per ms) remains 0/3 properties
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p2 (NOT p0) p1), (X p2), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1)), (G (OR p2 p1)), (G (OR p2 p0 p1))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p1)))), (F (NOT p1)), (F p0), (F (NOT (OR p0 p1))), (F (NOT p2))]
Knowledge based reduction with 11 factoid took 332 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 241 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
[2025-05-30 10:13:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 10:13:10] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 8 ms returned sat
[2025-05-30 10:13:10] [INFO ] [Real]Absence check using state equation in 624 ms returned sat
[2025-05-30 10:13:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 10:13:11] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 8 ms returned sat
[2025-05-30 10:13:12] [INFO ] [Nat]Absence check using state equation in 683 ms returned sat
[2025-05-30 10:13:12] [INFO ] Computed and/alt/rep : 1940/2380/1940 causal constraints (skipped 6 transitions) in 92 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:610)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:252)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:975)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
[2025-05-30 10:13:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG p1
Could not prove EG p1
Support contains 5 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1947/1947 transitions.
Applied a total of 0 rules in 49 ms. Remains 1520 /1520 variables (removed 0) and now considering 1947/1947 (removed 0) transitions.
[2025-05-30 10:13:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:13:26] [INFO ] Implicit Places using invariants in 210 ms returned []
[2025-05-30 10:13:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:13:27] [INFO ] Implicit Places using invariants and state equation in 952 ms returned []
Implicit Place search using SMT with State Equation took 1164 ms to find 0 implicit places.
Running 1946 sub problems to find dead transitions.
[2025-05-30 10:13:27] [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, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 1946/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1946 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, 1946 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 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 0/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60484ms problems are : Problem set: 0 solved, 1946 unsolved
Search for dead transitions found 0 dead transitions in 60488ms
Finished structural reductions in LTL mode , in 1 iterations and 61711 ms. Remains : 1520/1520 places, 1947/1947 transitions.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2130 edges and 1520 vertex of which 1511 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.10 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (X p2)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40000 steps (470 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (173 resets) in 62 ms. (634 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (169 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (173 resets) in 109 ms. (363 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (166 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 284101 steps, run timeout after 3001 ms. (steps per millisecond=94 ) properties seen :0 out of 4
Probabilistic random walk after 284101 steps, saw 79994 distinct states, run finished after 3001 ms. (steps per millisecond=94 ) properties seen :0
[2025-05-30 10:14:31] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1103/1108 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 401/1509 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1937/3446 variables, 1509/1513 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3446 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 2/3448 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3448 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 2/3450 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3450 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 2/3452 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3452 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 2/3454 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3454 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 2/3456 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3456 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/3458 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3458 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 2/3460 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3460 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 2/3462 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3462 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 2/3464 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3464 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 2/3466 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3466 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 1/3467 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3467 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (OVERLAPS) 0/3467 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3467/3467 variables, and 1524 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2968 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1520/1520 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1103/1108 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1108 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 401/1509 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1509 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1937/3446 variables, 1509/1513 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3446 variables, 4/1517 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3446 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 2/3448 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3448 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 2/3450 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3450 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 2/3452 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3452 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/3454 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3454 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 2/3456 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3456 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 2/3458 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3458 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 2/3460 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3460 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 2/3462 variables, 1/1525 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3462 variables, 0/1525 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 2/3464 variables, 1/1526 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3464/3467 variables, and 1526 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5018 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1518/1520 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8003ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 1520 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1520/1520 places, 1947/1947 transitions.
Graph (trivial) has 1846 edges and 1520 vertex of which 687 / 1520 are part of one of the 62 SCC in 2 ms
Free SCC test removed 625 places
Drop transitions (Empty/Sink Transition effects.) removed 790 transitions
Reduce isomorphic transitions removed 790 transitions.
Graph (complete) has 1335 edges and 895 vertex of which 886 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.0 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 492 transitions
Trivial Post-agglo rules discarded 492 transitions
Performed 492 trivial Post agglomeration. Transition count delta: 492
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 886 transition count 654
Reduce places removed 492 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 39 transitions
Trivial Post-agglo rules discarded 39 transitions
Performed 39 trivial Post agglomeration. Transition count delta: 39
Iterating post reduction 1 with 552 rules applied. Total rules applied 1053 place count 394 transition count 594
Reduce places removed 39 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 40 rules applied. Total rules applied 1093 place count 355 transition count 593
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1094 place count 354 transition count 593
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1094 place count 354 transition count 544
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 1192 place count 305 transition count 544
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1203 place count 294 transition count 528
Iterating global reduction 4 with 11 rules applied. Total rules applied 1214 place count 294 transition count 528
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1217 place count 294 transition count 525
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1220 place count 291 transition count 525
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1228 place count 283 transition count 515
Iterating global reduction 6 with 8 rules applied. Total rules applied 1236 place count 283 transition count 515
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1242 place count 283 transition count 509
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1243 place count 282 transition count 503
Iterating global reduction 7 with 1 rules applied. Total rules applied 1244 place count 282 transition count 503
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 1245 place count 282 transition count 502
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1246 place count 281 transition count 502
Performed 146 Post agglomeration using F-continuation condition with reduction of 100 identical transitions.
Deduced a syphon composed of 146 places in 1 ms
Reduce places removed 146 places and 0 transitions.
Iterating global reduction 9 with 292 rules applied. Total rules applied 1538 place count 135 transition count 256
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 9 with 13 rules applied. Total rules applied 1551 place count 135 transition count 243
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1554 place count 132 transition count 240
Iterating global reduction 10 with 3 rules applied. Total rules applied 1557 place count 132 transition count 240
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 10 with 24 rules applied. Total rules applied 1581 place count 120 transition count 225
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 1593 place count 120 transition count 213
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1595 place count 119 transition count 212
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 1597 place count 119 transition count 210
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 1599 place count 118 transition count 209
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1601 place count 118 transition count 207
Performed 33 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 13 with 66 rules applied. Total rules applied 1667 place count 85 transition count 256
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 46 transitions.
Iterating post reduction 13 with 46 rules applied. Total rules applied 1713 place count 85 transition count 210
Discarding 23 places :
Symmetric choice reduction at 14 with 23 rule applications. Total rules 1736 place count 62 transition count 180
Iterating global reduction 14 with 23 rules applied. Total rules applied 1759 place count 62 transition count 180
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 14 with 14 rules applied. Total rules applied 1773 place count 62 transition count 166
Discarding 5 places :
Symmetric choice reduction at 15 with 5 rule applications. Total rules 1778 place count 57 transition count 156
Iterating global reduction 15 with 5 rules applied. Total rules applied 1783 place count 57 transition count 156
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 15 with 5 rules applied. Total rules applied 1788 place count 57 transition count 151
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 16 with 22 rules applied. Total rules applied 1810 place count 57 transition count 129
Discarding 2 places :
Symmetric choice reduction at 16 with 2 rule applications. Total rules 1812 place count 55 transition count 123
Iterating global reduction 16 with 2 rules applied. Total rules applied 1814 place count 55 transition count 123
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 1815 place count 55 transition count 122
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 1816 place count 54 transition count 121
Iterating global reduction 17 with 1 rules applied. Total rules applied 1817 place count 54 transition count 121
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 1819 place count 54 transition count 119
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 18 with 1 rules applied. Total rules applied 1820 place count 54 transition count 118
Free-agglomeration rule applied 3 times.
Iterating global reduction 18 with 3 rules applied. Total rules applied 1823 place count 54 transition count 115
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 4 rules applied. Total rules applied 1827 place count 51 transition count 114
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 1828 place count 51 transition count 114
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 1829 place count 50 transition count 113
Applied a total of 1829 rules in 97 ms. Remains 50 /1520 variables (removed 1470) and now considering 113/1947 (removed 1834) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 97 ms. Remains : 50/1520 places, 113/1947 transitions.
RANDOM walk for 1029 steps (18 resets) in 4 ms. (205 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1 p2), (X (X p2)), (X (X p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (OR p0 p1))), (F (NOT p2)), (F p0)]
Knowledge based reduction with 3 factoid took 194 ms. Reduced automaton from 5 states, 8 edges and 3 AP (stutter sensitive) to 5 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 204 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 205 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
[2025-05-30 10:14:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 10:14:40] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 8 ms returned sat
[2025-05-30 10:14:40] [INFO ] [Real]Absence check using state equation in 571 ms returned sat
[2025-05-30 10:14:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 10:14:41] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 7 ms returned sat
[2025-05-30 10:14:42] [INFO ] [Nat]Absence check using state equation in 639 ms returned sat
[2025-05-30 10:14:42] [INFO ] Computed and/alt/rep : 1940/2380/1940 causal constraints (skipped 6 transitions) in 74 ms.
[2025-05-30 10:14:56] [INFO ] Added : 770 causal constraints over 154 iterations in 13788 ms. Result :unknown
Could not prove EG p1
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p2) p1), (OR (NOT p2) p1), (AND (NOT p0) (NOT p1)), (OR (NOT p2) p1), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 20034 reset in 221 ms.
Product exploration explored 100000 steps with 19978 reset in 223 ms.
Built C files in :
/tmp/ltsmin17721807734616114684
[2025-05-30 10:14:56] [INFO ] Built C files in 39ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17721807734616114684
Running compilation step : cd /tmp/ltsmin17721807734616114684;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17721807734616114684;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin17721807734616114684;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 1520 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1520/1520 places, 1947/1947 transitions.
Applied a total of 0 rules in 54 ms. Remains 1520 /1520 variables (removed 0) and now considering 1947/1947 (removed 0) transitions.
[2025-05-30 10:14:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:15:00] [INFO ] Implicit Places using invariants in 197 ms returned []
[2025-05-30 10:15:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:15:01] [INFO ] Implicit Places using invariants and state equation in 871 ms returned []
Implicit Place search using SMT with State Equation took 1070 ms to find 0 implicit places.
Running 1946 sub problems to find dead transitions.
[2025-05-30 10:15:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1519 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30045 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 1946/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1946 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, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 0/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60423ms problems are : Problem set: 0 solved, 1946 unsolved
Search for dead transitions found 0 dead transitions in 60427ms
Finished structural reductions in LTL mode , in 1 iterations and 61558 ms. Remains : 1520/1520 places, 1947/1947 transitions.
Built C files in :
/tmp/ltsmin6567086700177606067
[2025-05-30 10:16:01] [INFO ] Built C files in 20ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6567086700177606067
Running compilation step : cd /tmp/ltsmin6567086700177606067;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6567086700177606067;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6567086700177606067;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-05-30 10:16:04] [INFO ] Flatten gal took : 57 ms
[2025-05-30 10:16:04] [INFO ] Flatten gal took : 49 ms
[2025-05-30 10:16:04] [INFO ] Time to serialize gal into /tmp/LTL11990417639227227100.gal : 15 ms
[2025-05-30 10:16:04] [INFO ] Time to serialize properties into /tmp/LTL3932729459308432770.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11990417639227227100.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8528537593185287494.hoa' '-atoms' '/tmp/LTL3932729459308432770.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL3932729459308432770.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8528537593185287494.hoa
Detected timeout of ITS tools.
[2025-05-30 10:16:19] [INFO ] Flatten gal took : 45 ms
[2025-05-30 10:16:19] [INFO ] Flatten gal took : 43 ms
[2025-05-30 10:16:19] [INFO ] Time to serialize gal into /tmp/LTL2693046180767032433.gal : 9 ms
[2025-05-30 10:16:19] [INFO ] Time to serialize properties into /tmp/LTL12045875194148422647.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2693046180767032433.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12045875194148422647.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((X(F((X("((p1123!=0)&&(p1108!=1))"))&&((X(!("((p2226==0)||(p69==1))")))U((X(G(!("((p2226==0)||(p69==1))"))))||(("(p2020!=1)")&&(X(!(...189
Formula 0 simplified : XG(X!"((p1123!=0)&&(p1108!=1))" | (X"((p2226==0)||(p69==1))" R (XF"((p2226==0)||(p69==1))" & (!"(p2020!=1)" | X"((p2226==0)||(p69==1...162
Detected timeout of ITS tools.
[2025-05-30 10:16:35] [INFO ] Flatten gal took : 44 ms
[2025-05-30 10:16:35] [INFO ] Applying decomposition
[2025-05-30 10:16:35] [INFO ] Flatten gal took : 35 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11326849241901422586.txt' '-o' '/tmp/graph11326849241901422586.bin' '-w' '/tmp/graph11326849241901422586.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11326849241901422586.bin' '-l' '-1' '-v' '-w' '/tmp/graph11326849241901422586.weights' '-q' '0' '-e' '0.001'
[2025-05-30 10:16:35] [INFO ] Decomposing Gal with order
[2025-05-30 10:16:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 10:16:35] [INFO ] Removed a total of 526 redundant transitions.
[2025-05-30 10:16:35] [INFO ] Flatten gal took : 154 ms
[2025-05-30 10:16:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 50 labels/synchronizations in 35 ms.
[2025-05-30 10:16:35] [INFO ] Time to serialize gal into /tmp/LTL2993543677279429732.gal : 20 ms
[2025-05-30 10:16:35] [INFO ] Time to serialize properties into /tmp/LTL3053327218162458946.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2993543677279429732.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3053327218162458946.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((X(F((X("((i17.i0.i3.u269.p1123!=0)&&(i17.i0.i4.u265.p1108!=1))"))&&((X(!("((i34.u557.p2226==0)||(i1.u15.p69==1))")))U((X(G(!("((i34...282
Formula 0 simplified : XG(X!"((i17.i0.i3.u269.p1123!=0)&&(i17.i0.i4.u265.p1108!=1))" | (X"((i34.u557.p2226==0)||(i1.u15.p69==1))" R (XF"((i34.u557.p2226==0...255
Reverse transition relation is NOT exact ! Due to transitions t26, t218, t271, t302, t335, t385, t456, t702, t754, t785, t814, t863, t985, t1153, t1182, t1...2123
Computing Next relation with stutter on 89596 deadlock states
Detected timeout of ITS tools.
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-02 finished in 294539 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 1555 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1888 edges and 1555 vertex of which 689 / 1555 are part of one of the 64 SCC in 4 ms
Free SCC test removed 625 places
Ensure Unique test removed 724 transitions
Reduce isomorphic transitions removed 724 transitions.
Graph (complete) has 1439 edges and 930 vertex of which 921 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.4 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 513 transitions
Trivial Post-agglo rules discarded 513 transitions
Performed 513 trivial Post agglomeration. Transition count delta: 513
Iterating post reduction 0 with 513 rules applied. Total rules applied 515 place count 920 transition count 742
Reduce places removed 513 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 539 rules applied. Total rules applied 1054 place count 407 transition count 716
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 1068 place count 394 transition count 715
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1069 place count 393 transition count 715
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1069 place count 393 transition count 669
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1161 place count 347 transition count 669
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1178 place count 330 transition count 642
Iterating global reduction 4 with 17 rules applied. Total rules applied 1195 place count 330 transition count 642
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 1199 place count 330 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1202 place count 327 transition count 638
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1213 place count 316 transition count 622
Iterating global reduction 6 with 11 rules applied. Total rules applied 1224 place count 316 transition count 622
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1230 place count 316 transition count 616
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1232 place count 314 transition count 612
Iterating global reduction 7 with 2 rules applied. Total rules applied 1234 place count 314 transition count 612
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1236 place count 312 transition count 608
Iterating global reduction 7 with 2 rules applied. Total rules applied 1238 place count 312 transition count 608
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1240 place count 310 transition count 604
Iterating global reduction 7 with 2 rules applied. Total rules applied 1242 place count 310 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1244 place count 308 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1246 place count 308 transition count 600
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1248 place count 306 transition count 596
Iterating global reduction 7 with 2 rules applied. Total rules applied 1250 place count 306 transition count 596
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1251 place count 305 transition count 589
Iterating global reduction 7 with 1 rules applied. Total rules applied 1252 place count 305 transition count 589
Performed 142 Post agglomeration using F-continuation condition with reduction of 82 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 7 with 284 rules applied. Total rules applied 1536 place count 163 transition count 365
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 1548 place count 163 transition count 353
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1553 place count 158 transition count 343
Iterating global reduction 8 with 5 rules applied. Total rules applied 1558 place count 158 transition count 343
Performed 13 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1584 place count 145 transition count 328
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1598 place count 145 transition count 314
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 9 with 34 rules applied. Total rules applied 1632 place count 128 transition count 360
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 1649 place count 128 transition count 343
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1658 place count 119 transition count 325
Iterating global reduction 10 with 9 rules applied. Total rules applied 1667 place count 119 transition count 325
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1673 place count 119 transition count 319
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 11 with 36 rules applied. Total rules applied 1709 place count 119 transition count 283
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1710 place count 118 transition count 282
Applied a total of 1710 rules in 109 ms. Remains 118 /1555 variables (removed 1437) and now considering 282/1985 (removed 1703) transitions.
[2025-05-30 10:16:50] [INFO ] Flow matrix only has 222 transitions (discarded 60 similar events)
// Phase 1: matrix 222 rows 118 cols
[2025-05-30 10:16:50] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 222 transitions (discarded 60 similar events)
[2025-05-30 10:16:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants and state equation in 277 ms returned [43]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 330 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1555 places, 282/1985 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 281
Applied a total of 2 rules in 11 ms. Remains 116 /117 variables (removed 1) and now considering 281/282 (removed 1) transitions.
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 221 transitions (discarded 60 similar events)
// Phase 1: matrix 221 rows 116 cols
[2025-05-30 10:16:51] [INFO ] Computed 0 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 221 transitions (discarded 60 similar events)
[2025-05-30 10:16:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 176 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1555 places, 281/1985 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 626 ms. Remains : 116/1555 places, 281/1985 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-06
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-06 finished in 715 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 2 out of 1555 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1889 edges and 1555 vertex of which 697 / 1555 are part of one of the 63 SCC in 3 ms
Free SCC test removed 634 places
Ensure Unique test removed 736 transitions
Reduce isomorphic transitions removed 736 transitions.
Graph (complete) has 1427 edges and 921 vertex of which 912 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 507 transitions
Trivial Post-agglo rules discarded 507 transitions
Performed 507 trivial Post agglomeration. Transition count delta: 507
Iterating post reduction 0 with 507 rules applied. Total rules applied 509 place count 911 transition count 736
Reduce places removed 507 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 533 rules applied. Total rules applied 1042 place count 404 transition count 710
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 1055 place count 391 transition count 710
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1055 place count 391 transition count 664
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 1147 place count 345 transition count 664
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 1164 place count 328 transition count 637
Iterating global reduction 3 with 17 rules applied. Total rules applied 1181 place count 328 transition count 637
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 3 with 4 rules applied. Total rules applied 1185 place count 328 transition count 633
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1188 place count 325 transition count 633
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1199 place count 314 transition count 617
Iterating global reduction 5 with 11 rules applied. Total rules applied 1210 place count 314 transition count 617
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1216 place count 314 transition count 611
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1218 place count 312 transition count 607
Iterating global reduction 6 with 2 rules applied. Total rules applied 1220 place count 312 transition count 607
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1222 place count 310 transition count 603
Iterating global reduction 6 with 2 rules applied. Total rules applied 1224 place count 310 transition count 603
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1226 place count 308 transition count 599
Iterating global reduction 6 with 2 rules applied. Total rules applied 1228 place count 308 transition count 599
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1230 place count 306 transition count 595
Iterating global reduction 6 with 2 rules applied. Total rules applied 1232 place count 306 transition count 595
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1234 place count 304 transition count 591
Iterating global reduction 6 with 2 rules applied. Total rules applied 1236 place count 304 transition count 591
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1237 place count 303 transition count 584
Iterating global reduction 6 with 1 rules applied. Total rules applied 1238 place count 303 transition count 584
Performed 141 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 141 places in 1 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 6 with 282 rules applied. Total rules applied 1520 place count 162 transition count 362
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 6 with 11 rules applied. Total rules applied 1531 place count 162 transition count 351
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1535 place count 158 transition count 346
Iterating global reduction 7 with 4 rules applied. Total rules applied 1539 place count 158 transition count 346
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 7 with 24 rules applied. Total rules applied 1563 place count 146 transition count 332
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1576 place count 146 transition count 319
Performed 18 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1612 place count 128 transition count 365
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 8 with 19 rules applied. Total rules applied 1631 place count 128 transition count 346
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1640 place count 119 transition count 328
Iterating global reduction 9 with 9 rules applied. Total rules applied 1649 place count 119 transition count 328
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1655 place count 119 transition count 322
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 10 with 37 rules applied. Total rules applied 1692 place count 119 transition count 285
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1693 place count 118 transition count 284
Applied a total of 1693 rules in 89 ms. Remains 118 /1555 variables (removed 1437) and now considering 284/1985 (removed 1701) transitions.
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 226 transitions (discarded 58 similar events)
// Phase 1: matrix 226 rows 118 cols
[2025-05-30 10:16:51] [INFO ] Computed 0 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 226 transitions (discarded 58 similar events)
[2025-05-30 10:16:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants and state equation in 127 ms returned [43]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 190 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1555 places, 284/1985 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 283
Applied a total of 2 rules in 6 ms. Remains 116 /117 variables (removed 1) and now considering 283/284 (removed 1) transitions.
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 225 transitions (discarded 58 similar events)
// Phase 1: matrix 225 rows 116 cols
[2025-05-30 10:16:51] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-05-30 10:16:51] [INFO ] Flow matrix only has 225 transitions (discarded 58 similar events)
[2025-05-30 10:16:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:51] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:16:52] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 168 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1555 places, 283/1985 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 453 ms. Remains : 116/1555 places, 283/1985 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-07
Stuttering criterion allowed to conclude after 10617 steps with 1742 reset in 36 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-07 finished in 539 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U p1)&&X(X(F(p1)))))'
Support contains 3 out of 1555 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 1539 transition count 1969
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 1539 transition count 1969
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 33 place count 1539 transition count 1968
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 42 place count 1530 transition count 1959
Iterating global reduction 1 with 9 rules applied. Total rules applied 51 place count 1530 transition count 1959
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 56 place count 1525 transition count 1953
Iterating global reduction 1 with 5 rules applied. Total rules applied 61 place count 1525 transition count 1953
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 64 place count 1522 transition count 1950
Iterating global reduction 1 with 3 rules applied. Total rules applied 67 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 70 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 73 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 76 place count 1516 transition count 1944
Iterating global reduction 1 with 3 rules applied. Total rules applied 79 place count 1516 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 82 place count 1513 transition count 1940
Iterating global reduction 1 with 3 rules applied. Total rules applied 85 place count 1513 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 87 place count 1511 transition count 1936
Iterating global reduction 1 with 2 rules applied. Total rules applied 89 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 90 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 91 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 92 place count 1509 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 93 place count 1509 transition count 1933
Applied a total of 93 rules in 536 ms. Remains 1509 /1555 variables (removed 46) and now considering 1933/1985 (removed 52) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2025-05-30 10:16:52] [INFO ] Computed 4 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:52] [INFO ] Implicit Places using invariants in 230 ms returned []
[2025-05-30 10:16:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:16:53] [INFO ] Implicit Places using invariants and state equation in 937 ms returned []
Implicit Place search using SMT with State Equation took 1169 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2025-05-30 10:16:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 1932/1932 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1932 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, 1932 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 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60420ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60422ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1555 places, 1933/1985 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62136 ms. Remains : 1509/1555 places, 1933/1985 transitions.
Stuttering acceptance computed with spot in 232 ms :[(NOT p1), true, (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-08
Product exploration explored 100000 steps with 33333 reset in 321 ms.
Product exploration explored 100000 steps with 33333 reset in 302 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2116 edges and 1509 vertex of which 1500 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p1), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 21 ms. Reduced automaton from 6 states, 12 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-319-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-08 finished in 63056 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p0&&F(G(!p1)))))))'
Support contains 3 out of 1555 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1540 transition count 1970
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1540 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1540 transition count 1969
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 38 place count 1533 transition count 1962
Iterating global reduction 1 with 7 rules applied. Total rules applied 45 place count 1533 transition count 1962
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 50 place count 1528 transition count 1956
Iterating global reduction 1 with 5 rules applied. Total rules applied 55 place count 1528 transition count 1956
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 58 place count 1525 transition count 1953
Iterating global reduction 1 with 3 rules applied. Total rules applied 61 place count 1525 transition count 1953
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 64 place count 1522 transition count 1950
Iterating global reduction 1 with 3 rules applied. Total rules applied 67 place count 1522 transition count 1950
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 70 place count 1519 transition count 1947
Iterating global reduction 1 with 3 rules applied. Total rules applied 73 place count 1519 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 76 place count 1516 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 79 place count 1516 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 81 place count 1514 transition count 1939
Iterating global reduction 1 with 2 rules applied. Total rules applied 83 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 84 place count 1513 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 85 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 86 place count 1512 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 87 place count 1512 transition count 1936
Applied a total of 87 rules in 636 ms. Remains 1512 /1555 variables (removed 43) and now considering 1936/1985 (removed 49) transitions.
// Phase 1: matrix 1936 rows 1512 cols
[2025-05-30 10:17:55] [INFO ] Computed 4 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:17:56] [INFO ] Implicit Places using invariants in 214 ms returned []
[2025-05-30 10:17:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:17:56] [INFO ] Implicit Places using invariants and state equation in 952 ms returned []
Implicit Place search using SMT with State Equation took 1167 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2025-05-30 10:17:56] [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) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3448 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 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) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3448 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60447ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60450ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1555 places, 1936/1985 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62265 ms. Remains : 1512/1555 places, 1936/1985 transitions.
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (AND (NOT p0) p1), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-09
Product exploration explored 100000 steps with 1184 reset in 247 ms.
Product exploration explored 100000 steps with 1190 reset in 288 ms.
Computed a total of 31 stabilizing places and 35 stable transitions
Graph (complete) has 2119 edges and 1512 vertex of which 1503 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 31 stabilizing places and 35 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 8 factoid took 84 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(AND p1 (NOT p0))]
RANDOM walk for 40000 steps (480 resets) in 170 ms. (233 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40000 steps (180 resets) in 42 ms. (930 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (179 resets) in 42 ms. (930 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (175 resets) in 38 ms. (1025 steps per ms) remains 3/3 properties
[2025-05-30 10:18:58] [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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1097/1100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 401/1501 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1501 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3427 variables, 1501/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3427 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 2/3429 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3429 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 2/3431 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3431 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 2/3433 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3433 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 2/3435 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3435 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/3437 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3437 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/3439 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3439 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/3441 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3441 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/3443 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3443 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/3445 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3445 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/3447 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3447 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 1/3448 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3448 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/3448 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3448/3448 variables, and 1516 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2478 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1512/1512 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1097/1100 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1100 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 401/1501 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1501 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1926/3427 variables, 1501/1505 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3427 variables, 3/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3427 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 2/3429 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3429 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/3431 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3431 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 2/3433 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3433 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 2/3435 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3435 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/3437 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3437 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/3439 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3439 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/3441 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3441 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/3443 variables, 1/1516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3443 variables, 0/1516 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/3445 variables, 1/1517 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3445 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/3447 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3447 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 1/3448 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3448 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 0/3448 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 3448/3448 variables, and 1519 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4897 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1512/1512 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7384ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 325 ms.
Support contains 3 out of 1512 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1512/1512 places, 1936/1936 transitions.
Graph (trivial) has 1838 edges and 1512 vertex of which 660 / 1512 are part of one of the 62 SCC in 1 ms
Free SCC test removed 598 places
Drop transitions (Empty/Sink Transition effects.) removed 760 transitions
Reduce isomorphic transitions removed 760 transitions.
Graph (complete) has 1356 edges and 914 vertex of which 905 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 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 505 transitions
Trivial Post-agglo rules discarded 505 transitions
Performed 505 trivial Post agglomeration. Transition count delta: 505
Iterating post reduction 0 with 512 rules applied. Total rules applied 514 place count 905 transition count 660
Reduce places removed 505 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 563 rules applied. Total rules applied 1077 place count 400 transition count 602
Reduce places removed 38 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 40 rules applied. Total rules applied 1117 place count 362 transition count 600
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1119 place count 360 transition count 600
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 56 Pre rules applied. Total rules applied 1119 place count 360 transition count 544
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 4 with 112 rules applied. Total rules applied 1231 place count 304 transition count 544
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 1240 place count 295 transition count 530
Iterating global reduction 4 with 9 rules applied. Total rules applied 1249 place count 295 transition count 530
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1252 place count 295 transition count 527
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1255 place count 292 transition count 527
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 1260 place count 287 transition count 521
Iterating global reduction 6 with 5 rules applied. Total rules applied 1265 place count 287 transition count 521
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1269 place count 287 transition count 517
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1270 place count 286 transition count 511
Iterating global reduction 7 with 1 rules applied. Total rules applied 1271 place count 286 transition count 511
Performed 144 Post agglomeration using F-continuation condition with reduction of 95 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 7 with 288 rules applied. Total rules applied 1559 place count 142 transition count 272
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 1574 place count 142 transition count 257
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1577 place count 139 transition count 254
Iterating global reduction 8 with 3 rules applied. Total rules applied 1580 place count 139 transition count 254
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 8 with 26 rules applied. Total rules applied 1606 place count 126 transition count 238
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1621 place count 126 transition count 223
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1623 place count 125 transition count 222
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1625 place count 125 transition count 220
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1627 place count 124 transition count 219
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1629 place count 124 transition count 217
Performed 38 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 11 with 76 rules applied. Total rules applied 1705 place count 86 transition count 265
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 11 with 50 rules applied. Total rules applied 1755 place count 86 transition count 215
Discarding 23 places :
Symmetric choice reduction at 12 with 23 rule applications. Total rules 1778 place count 63 transition count 185
Iterating global reduction 12 with 23 rules applied. Total rules applied 1801 place count 63 transition count 185
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 12 with 14 rules applied. Total rules applied 1815 place count 63 transition count 171
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 1821 place count 57 transition count 159
Iterating global reduction 13 with 6 rules applied. Total rules applied 1827 place count 57 transition count 159
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 1833 place count 57 transition count 153
Drop transitions (Redundant composition of simpler transitions.) removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 14 with 19 rules applied. Total rules applied 1852 place count 57 transition count 134
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1854 place count 55 transition count 128
Iterating global reduction 14 with 2 rules applied. Total rules applied 1856 place count 55 transition count 128
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1858 place count 53 transition count 126
Iterating global reduction 14 with 2 rules applied. Total rules applied 1860 place count 53 transition count 126
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 14 with 4 rules applied. Total rules applied 1864 place count 53 transition count 122
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1866 place count 53 transition count 120
Free-agglomeration rule applied 4 times.
Iterating global reduction 15 with 4 rules applied. Total rules applied 1870 place count 53 transition count 116
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1876 place count 49 transition count 114
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1877 place count 49 transition count 113
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1878 place count 49 transition count 113
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1879 place count 48 transition count 112
Applied a total of 1879 rules in 52 ms. Remains 48 /1512 variables (removed 1464) and now considering 112/1936 (removed 1824) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 48/1512 places, 112/1936 transitions.
RANDOM walk for 719 steps (7 resets) in 5 ms. (119 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p1 (NOT p0)))), (F (NOT p1)), (F (NOT (AND p1 p0))), (F (NOT (OR (NOT p1) p0))), (F (NOT (OR p1 p0)))]
Knowledge based reduction with 8 factoid took 291 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(AND p1 (NOT p0))]
Stuttering acceptance computed with spot in 30 ms :[(AND p1 (NOT p0))]
Support contains 3 out of 1512 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1512/1512 places, 1936/1936 transitions.
Graph (trivial) has 1838 edges and 1512 vertex of which 660 / 1512 are part of one of the 62 SCC in 1 ms
Free SCC test removed 598 places
Ensure Unique test removed 697 transitions
Reduce isomorphic transitions removed 697 transitions.
Graph (complete) has 1418 edges and 914 vertex of which 905 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 490 transitions
Trivial Post-agglo rules discarded 490 transitions
Performed 490 trivial Post agglomeration. Transition count delta: 490
Iterating post reduction 0 with 490 rules applied. Total rules applied 492 place count 904 transition count 743
Reduce places removed 490 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 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 515 rules applied. Total rules applied 1007 place count 414 transition count 718
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 1021 place count 401 transition count 717
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1022 place count 400 transition count 717
Performed 52 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 52 Pre rules applied. Total rules applied 1022 place count 400 transition count 665
Deduced a syphon composed of 52 places in 1 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 4 with 104 rules applied. Total rules applied 1126 place count 348 transition count 665
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 1140 place count 334 transition count 641
Iterating global reduction 4 with 14 rules applied. Total rules applied 1154 place count 334 transition count 641
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1157 place count 334 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1160 place count 331 transition count 638
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1167 place count 324 transition count 628
Iterating global reduction 6 with 7 rules applied. Total rules applied 1174 place count 324 transition count 628
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1178 place count 324 transition count 624
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1179 place count 323 transition count 622
Iterating global reduction 7 with 1 rules applied. Total rules applied 1180 place count 323 transition count 622
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1181 place count 322 transition count 620
Iterating global reduction 7 with 1 rules applied. Total rules applied 1182 place count 322 transition count 620
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1183 place count 321 transition count 618
Iterating global reduction 7 with 1 rules applied. Total rules applied 1184 place count 321 transition count 618
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1185 place count 320 transition count 616
Iterating global reduction 7 with 1 rules applied. Total rules applied 1186 place count 320 transition count 616
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1187 place count 319 transition count 614
Iterating global reduction 7 with 1 rules applied. Total rules applied 1188 place count 319 transition count 614
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1189 place count 318 transition count 607
Iterating global reduction 7 with 1 rules applied. Total rules applied 1190 place count 318 transition count 607
Performed 140 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 140 places in 0 ms
Reduce places removed 140 places and 0 transitions.
Iterating global reduction 7 with 280 rules applied. Total rules applied 1470 place count 178 transition count 389
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 7 with 11 rules applied. Total rules applied 1481 place count 178 transition count 378
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1485 place count 174 transition count 373
Iterating global reduction 8 with 4 rules applied. Total rules applied 1489 place count 174 transition count 373
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 8 with 26 rules applied. Total rules applied 1515 place count 161 transition count 357
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1529 place count 161 transition count 343
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1530 place count 160 transition count 341
Iterating global reduction 9 with 1 rules applied. Total rules applied 1531 place count 160 transition count 341
Performed 24 Post agglomeration using F-continuation condition.Transition count delta: -54
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 9 with 48 rules applied. Total rules applied 1579 place count 136 transition count 395
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 1603 place count 136 transition count 371
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1612 place count 127 transition count 353
Iterating global reduction 10 with 9 rules applied. Total rules applied 1621 place count 127 transition count 353
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1627 place count 127 transition count 347
Drop transitions (Redundant composition of simpler transitions.) removed 42 transitions
Redundant transition composition rules discarded 42 transitions
Iterating global reduction 11 with 42 rules applied. Total rules applied 1669 place count 127 transition count 305
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1670 place count 126 transition count 304
Applied a total of 1670 rules in 97 ms. Remains 126 /1512 variables (removed 1386) and now considering 304/1936 (removed 1632) transitions.
[2025-05-30 10:19:06] [INFO ] Flow matrix only has 245 transitions (discarded 59 similar events)
// Phase 1: matrix 245 rows 126 cols
[2025-05-30 10:19:06] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:06] [INFO ] Implicit Places using invariants in 227 ms returned []
[2025-05-30 10:19:06] [INFO ] Flow matrix only has 245 transitions (discarded 59 similar events)
[2025-05-30 10:19:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:06] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:19:07] [INFO ] Implicit Places using invariants and state equation in 135 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 363 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 125/1512 places, 304/1936 transitions.
Applied a total of 0 rules in 7 ms. Remains 125 /125 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 467 ms. Remains : 125/1512 places, 304/1936 transitions.
Computed a total of 7 stabilizing places and 39 stable transitions
Computed a total of 7 stabilizing places and 39 stable transitions
Knowledge obtained : [(AND p1 p0), (X (AND p1 p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 144 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(AND (NOT p0) p1)]
RANDOM walk for 40000 steps (7519 resets) in 281 ms. (141 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40002 steps (1967 resets) in 53 ms. (740 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1901 resets) in 39 ms. (1000 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1934 resets) in 32 ms. (1212 steps per ms) remains 1/3 properties
[2025-05-30 10:19:07] [INFO ] Flow matrix only has 245 transitions (discarded 59 similar events)
// Phase 1: matrix 245 rows 125 cols
[2025-05-30 10:19:07] [INFO ] Computed 0 invariants in 1 ms
[2025-05-30 10:19:07] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/75 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 163/238 variables, 32/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 127/365 variables, 77/122 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/365 variables, 3/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/365 variables, 0/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 4/369 variables, 4/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/369 variables, 0/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 1/370 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/370 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/370 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 370/370 variables, and 130 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[State Equation: 125/125 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/13 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 62/75 variables, 9/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/75 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/75 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 163/238 variables, 32/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 127/365 variables, 77/123 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/365 variables, 3/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/365 variables, 0/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 4/369 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/369 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/370 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/370 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/370 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 370/370 variables, and 131 constraints, problems are : Problem set: 0 solved, 1 unsolved in 187 ms.
Refiners :[State Equation: 125/125 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 299ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 3 out of 125 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 125/125 places, 304/304 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 125 transition count 240
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 72 place count 117 transition count 240
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 72 place count 117 transition count 239
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 74 place count 116 transition count 239
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 2 with 44 rules applied. Total rules applied 118 place count 94 transition count 217
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 128 place count 94 transition count 207
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 137 place count 85 transition count 198
Iterating global reduction 3 with 9 rules applied. Total rules applied 146 place count 85 transition count 198
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 149 place count 85 transition count 195
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 4 with 20 rules applied. Total rules applied 169 place count 75 transition count 185
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 179 place count 75 transition count 175
Discarding 8 places :
Symmetric choice reduction at 5 with 8 rule applications. Total rules 187 place count 67 transition count 165
Iterating global reduction 5 with 8 rules applied. Total rules applied 195 place count 67 transition count 165
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 202 place count 67 transition count 158
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 6 with 18 rules applied. Total rules applied 220 place count 58 transition count 161
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 6 with 12 rules applied. Total rules applied 232 place count 58 transition count 149
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 238 place count 52 transition count 141
Iterating global reduction 7 with 6 rules applied. Total rules applied 244 place count 52 transition count 141
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 250 place count 52 transition count 135
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 8 with 10 rules applied. Total rules applied 260 place count 52 transition count 125
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 262 place count 50 transition count 119
Iterating global reduction 8 with 2 rules applied. Total rules applied 264 place count 50 transition count 119
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 268 place count 50 transition count 115
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 270 place count 48 transition count 113
Iterating global reduction 9 with 2 rules applied. Total rules applied 272 place count 48 transition count 113
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 278 place count 48 transition count 107
Free-agglomeration rule applied 4 times.
Iterating global reduction 10 with 4 rules applied. Total rules applied 282 place count 48 transition count 103
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 287 place count 44 transition count 102
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 288 place count 44 transition count 101
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 289 place count 44 transition count 101
Applied a total of 289 rules in 19 ms. Remains 44 /125 variables (removed 81) and now considering 101/304 (removed 203) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 44/125 places, 101/304 transitions.
RANDOM walk for 908 steps (33 resets) in 4 ms. (181 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X (AND p1 p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (AND p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p1))), (F (NOT (OR p0 (NOT p1)))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 13 factoid took 291 ms. Reduced automaton from 1 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) p1)]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) p1)]
Stuttering criterion allowed to conclude after 26679 steps with 4389 reset in 61 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-09 finished in 73076 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 4 out of 1555 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1883 edges and 1555 vertex of which 692 / 1555 are part of one of the 63 SCC in 2 ms
Free SCC test removed 629 places
Ensure Unique test removed 727 transitions
Reduce isomorphic transitions removed 727 transitions.
Graph (complete) has 1436 edges and 926 vertex of which 917 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 509 transitions
Trivial Post-agglo rules discarded 509 transitions
Performed 509 trivial Post agglomeration. Transition count delta: 509
Iterating post reduction 0 with 509 rules applied. Total rules applied 511 place count 916 transition count 743
Reduce places removed 509 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 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 536 rules applied. Total rules applied 1047 place count 407 transition count 716
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 1061 place count 394 transition count 715
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1063 place count 393 transition count 714
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1063 place count 393 transition count 668
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1155 place count 347 transition count 668
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1172 place count 330 transition count 641
Iterating global reduction 4 with 17 rules applied. Total rules applied 1189 place count 330 transition count 641
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 1193 place count 330 transition count 637
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1196 place count 327 transition count 637
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1206 place count 317 transition count 623
Iterating global reduction 6 with 10 rules applied. Total rules applied 1216 place count 317 transition count 623
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1222 place count 317 transition count 617
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1224 place count 315 transition count 613
Iterating global reduction 7 with 2 rules applied. Total rules applied 1226 place count 315 transition count 613
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1228 place count 313 transition count 609
Iterating global reduction 7 with 2 rules applied. Total rules applied 1230 place count 313 transition count 609
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1231 place count 312 transition count 607
Iterating global reduction 7 with 1 rules applied. Total rules applied 1232 place count 312 transition count 607
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1233 place count 311 transition count 605
Iterating global reduction 7 with 1 rules applied. Total rules applied 1234 place count 311 transition count 605
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1235 place count 310 transition count 603
Iterating global reduction 7 with 1 rules applied. Total rules applied 1236 place count 310 transition count 603
Performed 142 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 7 with 284 rules applied. Total rules applied 1520 place count 168 transition count 380
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1533 place count 168 transition count 367
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1538 place count 163 transition count 357
Iterating global reduction 8 with 5 rules applied. Total rules applied 1543 place count 163 transition count 357
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 8 with 24 rules applied. Total rules applied 1567 place count 151 transition count 343
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 8 with 11 rules applied. Total rules applied 1578 place count 151 transition count 332
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1579 place count 150 transition count 330
Iterating global reduction 9 with 1 rules applied. Total rules applied 1580 place count 150 transition count 330
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -52
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 9 with 36 rules applied. Total rules applied 1616 place count 132 transition count 382
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 9 with 26 rules applied. Total rules applied 1642 place count 132 transition count 356
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1651 place count 123 transition count 338
Iterating global reduction 10 with 9 rules applied. Total rules applied 1660 place count 123 transition count 338
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1666 place count 123 transition count 332
Drop transitions (Redundant composition of simpler transitions.) removed 40 transitions
Redundant transition composition rules discarded 40 transitions
Iterating global reduction 11 with 40 rules applied. Total rules applied 1706 place count 123 transition count 292
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1707 place count 122 transition count 291
Applied a total of 1707 rules in 68 ms. Remains 122 /1555 variables (removed 1433) and now considering 291/1985 (removed 1694) transitions.
[2025-05-30 10:19:08] [INFO ] Flow matrix only has 232 transitions (discarded 59 similar events)
// Phase 1: matrix 232 rows 122 cols
[2025-05-30 10:19:08] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:08] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 10:19:08] [INFO ] Flow matrix only has 232 transitions (discarded 59 similar events)
[2025-05-30 10:19:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:08] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:19:08] [INFO ] Implicit Places using invariants and state equation in 139 ms returned [46]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 192 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 121/1555 places, 291/1985 transitions.
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 0 with 2 rules applied. Total rules applied 2 place count 120 transition count 290
Applied a total of 2 rules in 4 ms. Remains 120 /121 variables (removed 1) and now considering 290/291 (removed 1) transitions.
[2025-05-30 10:19:08] [INFO ] Flow matrix only has 231 transitions (discarded 59 similar events)
// Phase 1: matrix 231 rows 120 cols
[2025-05-30 10:19:08] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:08] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-05-30 10:19:08] [INFO ] Flow matrix only has 231 transitions (discarded 59 similar events)
[2025-05-30 10:19:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:08] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:19:08] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 205 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 120/1555 places, 290/1985 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 470 ms. Remains : 120/1555 places, 290/1985 transitions.
Stuttering acceptance computed with spot in 92 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-11
Stuttering criterion allowed to conclude after 2154 steps with 365 reset in 6 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-11 finished in 588 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(F(p1))&&p0))&&X(F(p2))))'
Support contains 3 out of 1555 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1540 transition count 1970
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1540 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1540 transition count 1969
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1532 transition count 1961
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1532 transition count 1961
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 52 place count 1527 transition count 1955
Iterating global reduction 1 with 5 rules applied. Total rules applied 57 place count 1527 transition count 1955
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 60 place count 1524 transition count 1952
Iterating global reduction 1 with 3 rules applied. Total rules applied 63 place count 1524 transition count 1952
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 66 place count 1521 transition count 1949
Iterating global reduction 1 with 3 rules applied. Total rules applied 69 place count 1521 transition count 1949
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 72 place count 1518 transition count 1946
Iterating global reduction 1 with 3 rules applied. Total rules applied 75 place count 1518 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 78 place count 1515 transition count 1942
Iterating global reduction 1 with 3 rules applied. Total rules applied 81 place count 1515 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 83 place count 1513 transition count 1938
Iterating global reduction 1 with 2 rules applied. Total rules applied 85 place count 1513 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 86 place count 1512 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 87 place count 1512 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 88 place count 1511 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 89 place count 1511 transition count 1935
Applied a total of 89 rules in 654 ms. Remains 1511 /1555 variables (removed 44) and now considering 1935/1985 (removed 50) transitions.
// Phase 1: matrix 1935 rows 1511 cols
[2025-05-30 10:19:09] [INFO ] Computed 4 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:09] [INFO ] Implicit Places using invariants in 211 ms returned []
[2025-05-30 10:19:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:19:10] [INFO ] Implicit Places using invariants and state equation in 889 ms returned []
Implicit Place search using SMT with State Equation took 1101 ms to find 0 implicit places.
Running 1934 sub problems to find dead transitions.
[2025-05-30 10:19:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1510/3446 variables, and 4 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 1934/1934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1934 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1510 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1934 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 1510/3446 variables, and 4 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1511 constraints, PredecessorRefiner: 0/1934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60485ms problems are : Problem set: 0 solved, 1934 unsolved
Search for dead transitions found 0 dead transitions in 60490ms
Starting structural reductions in LTL mode, iteration 1 : 1511/1555 places, 1935/1985 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62255 ms. Remains : 1511/1555 places, 1935/1985 transitions.
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p1) (NOT p2) (NOT p0)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p1), (NOT p1), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-12
Stuttering criterion allowed to conclude after 51 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-12 finished in 62519 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(G(p0)) U p1)))'
Support contains 3 out of 1555 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1887 edges and 1555 vertex of which 697 / 1555 are part of one of the 63 SCC in 1 ms
Free SCC test removed 634 places
Ensure Unique test removed 736 transitions
Reduce isomorphic transitions removed 736 transitions.
Graph (complete) has 1427 edges and 921 vertex of which 912 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 504 transitions
Trivial Post-agglo rules discarded 504 transitions
Performed 504 trivial Post agglomeration. Transition count delta: 504
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 911 transition count 739
Reduce places removed 504 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 530 rules applied. Total rules applied 1036 place count 407 transition count 713
Reduce places removed 13 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 14 rules applied. Total rules applied 1050 place count 394 transition count 712
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1051 place count 393 transition count 712
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1051 place count 393 transition count 666
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1143 place count 347 transition count 666
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1160 place count 330 transition count 639
Iterating global reduction 4 with 17 rules applied. Total rules applied 1177 place count 330 transition count 639
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 1181 place count 330 transition count 635
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1184 place count 327 transition count 635
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1195 place count 316 transition count 619
Iterating global reduction 6 with 11 rules applied. Total rules applied 1206 place count 316 transition count 619
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1212 place count 316 transition count 613
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1214 place count 314 transition count 609
Iterating global reduction 7 with 2 rules applied. Total rules applied 1216 place count 314 transition count 609
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1218 place count 312 transition count 605
Iterating global reduction 7 with 2 rules applied. Total rules applied 1220 place count 312 transition count 605
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1222 place count 310 transition count 601
Iterating global reduction 7 with 2 rules applied. Total rules applied 1224 place count 310 transition count 601
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1226 place count 308 transition count 597
Iterating global reduction 7 with 2 rules applied. Total rules applied 1228 place count 308 transition count 597
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1230 place count 306 transition count 593
Iterating global reduction 7 with 2 rules applied. Total rules applied 1232 place count 306 transition count 593
Performed 141 Post agglomeration using F-continuation condition with reduction of 82 identical transitions.
Deduced a syphon composed of 141 places in 0 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 7 with 282 rules applied. Total rules applied 1514 place count 165 transition count 370
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1528 place count 165 transition count 356
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1533 place count 160 transition count 346
Iterating global reduction 8 with 5 rules applied. Total rules applied 1538 place count 160 transition count 346
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 8 with 24 rules applied. Total rules applied 1562 place count 148 transition count 332
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 12 rules applied. Total rules applied 1574 place count 148 transition count 320
Performed 18 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 9 with 36 rules applied. Total rules applied 1610 place count 130 transition count 366
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 1629 place count 130 transition count 347
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1638 place count 121 transition count 329
Iterating global reduction 10 with 9 rules applied. Total rules applied 1647 place count 121 transition count 329
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1653 place count 121 transition count 323
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 11 with 37 rules applied. Total rules applied 1690 place count 121 transition count 286
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1691 place count 120 transition count 285
Applied a total of 1691 rules in 64 ms. Remains 120 /1555 variables (removed 1435) and now considering 285/1985 (removed 1700) transitions.
[2025-05-30 10:20:11] [INFO ] Flow matrix only has 227 transitions (discarded 58 similar events)
// Phase 1: matrix 227 rows 120 cols
[2025-05-30 10:20:11] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:11] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-05-30 10:20:11] [INFO ] Flow matrix only has 227 transitions (discarded 58 similar events)
[2025-05-30 10:20:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:20:11] [INFO ] Implicit Places using invariants and state equation in 277 ms returned [45]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 321 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 119/1555 places, 285/1985 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 118 transition count 284
Applied a total of 2 rules in 7 ms. Remains 118 /119 variables (removed 1) and now considering 284/285 (removed 1) transitions.
[2025-05-30 10:20:11] [INFO ] Flow matrix only has 226 transitions (discarded 58 similar events)
// Phase 1: matrix 226 rows 118 cols
[2025-05-30 10:20:11] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:11] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-30 10:20:11] [INFO ] Flow matrix only has 226 transitions (discarded 58 similar events)
[2025-05-30 10:20:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-30 10:20:11] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 118/1555 places, 284/1985 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 553 ms. Remains : 118/1555 places, 284/1985 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-13
Stuttering criterion allowed to conclude after 624 steps with 106 reset in 2 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-13 finished in 677 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((X(p0)&&(X(!p1) U ((p2&&X(!p1))||X(G(!p1))))))))'
Found a Shortening insensitive property : CloudReconfiguration-PT-319-LTLCardinality-02
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), (AND (NOT p0) (NOT p1)), p1, false]
Support contains 5 out of 1555 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1555/1555 places, 1985/1985 transitions.
Graph (trivial) has 1883 edges and 1555 vertex of which 691 / 1555 are part of one of the 62 SCC in 1 ms
Free SCC test removed 629 places
Ensure Unique test removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1432 edges and 926 vertex of which 917 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 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 504 transitions
Trivial Post-agglo rules discarded 504 transitions
Performed 504 trivial Post agglomeration. Transition count delta: 504
Iterating post reduction 0 with 504 rules applied. Total rules applied 506 place count 916 transition count 744
Reduce places removed 504 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 530 rules applied. Total rules applied 1036 place count 412 transition count 718
Reduce places removed 13 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 1051 place count 399 transition count 716
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1053 place count 397 transition count 716
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1053 place count 397 transition count 669
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 1147 place count 350 transition count 669
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1163 place count 334 transition count 644
Iterating global reduction 4 with 16 rules applied. Total rules applied 1179 place count 334 transition count 644
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 4 with 4 rules applied. Total rules applied 1183 place count 334 transition count 640
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1186 place count 331 transition count 640
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1196 place count 321 transition count 626
Iterating global reduction 6 with 10 rules applied. Total rules applied 1206 place count 321 transition count 626
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1212 place count 321 transition count 620
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1214 place count 319 transition count 616
Iterating global reduction 7 with 2 rules applied. Total rules applied 1216 place count 319 transition count 616
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1218 place count 317 transition count 612
Iterating global reduction 7 with 2 rules applied. Total rules applied 1220 place count 317 transition count 612
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1222 place count 315 transition count 608
Iterating global reduction 7 with 2 rules applied. Total rules applied 1224 place count 315 transition count 608
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1226 place count 313 transition count 604
Iterating global reduction 7 with 2 rules applied. Total rules applied 1228 place count 313 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1230 place count 311 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1232 place count 311 transition count 600
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1233 place count 310 transition count 593
Iterating global reduction 7 with 1 rules applied. Total rules applied 1234 place count 310 transition count 593
Performed 144 Post agglomeration using F-continuation condition with reduction of 85 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 7 with 288 rules applied. Total rules applied 1522 place count 166 transition count 364
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 7 with 11 rules applied. Total rules applied 1533 place count 166 transition count 353
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1537 place count 162 transition count 348
Iterating global reduction 8 with 4 rules applied. Total rules applied 1541 place count 162 transition count 348
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 8 with 22 rules applied. Total rules applied 1563 place count 151 transition count 335
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 8 with 10 rules applied. Total rules applied 1573 place count 151 transition count 325
Performed 18 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 9 with 36 rules applied. Total rules applied 1609 place count 133 transition count 371
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 1628 place count 133 transition count 352
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1637 place count 124 transition count 334
Iterating global reduction 10 with 9 rules applied. Total rules applied 1646 place count 124 transition count 334
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1652 place count 124 transition count 328
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1653 place count 123 transition count 327
Applied a total of 1653 rules in 77 ms. Remains 123 /1555 variables (removed 1432) and now considering 327/1985 (removed 1658) transitions.
[2025-05-30 10:20:12] [INFO ] Flow matrix only has 270 transitions (discarded 57 similar events)
// Phase 1: matrix 270 rows 123 cols
[2025-05-30 10:20:12] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:12] [INFO ] Implicit Places using invariants in 51 ms returned []
[2025-05-30 10:20:12] [INFO ] Flow matrix only has 270 transitions (discarded 57 similar events)
[2025-05-30 10:20:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:12] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-30 10:20:12] [INFO ] Implicit Places using invariants and state equation in 145 ms returned [47]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 200 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 122/1555 places, 327/1985 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 121 transition count 326
Applied a total of 2 rules in 7 ms. Remains 121 /122 variables (removed 1) and now considering 326/327 (removed 1) transitions.
[2025-05-30 10:20:12] [INFO ] Flow matrix only has 269 transitions (discarded 57 similar events)
// Phase 1: matrix 269 rows 121 cols
[2025-05-30 10:20:12] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:12] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-30 10:20:12] [INFO ] Flow matrix only has 269 transitions (discarded 57 similar events)
[2025-05-30 10:20:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:20:12] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-05-30 10:20:12] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 121/1555 places, 326/1985 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 470 ms. Remains : 121/1555 places, 326/1985 transitions.
Running random walk in product with property : CloudReconfiguration-PT-319-LTLCardinality-02
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
Treatment of property CloudReconfiguration-PT-319-LTLCardinality-02 finished in 797 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2025-05-30 10:20:12] [INFO ] Flatten gal took : 33 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin11794475972029048797
[2025-05-30 10:20:12] [INFO ] Too many transitions (1985) to apply POR reductions. Disabling POR matrices.
[2025-05-30 10:20:12] [INFO ] Applying decomposition
[2025-05-30 10:20:12] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11794475972029048797
Running compilation step : cd /tmp/ltsmin11794475972029048797;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-05-30 10:20:12] [INFO ] Flatten gal took : 34 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11607778931401468320.txt' '-o' '/tmp/graph11607778931401468320.bin' '-w' '/tmp/graph11607778931401468320.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11607778931401468320.bin' '-l' '-1' '-v' '-w' '/tmp/graph11607778931401468320.weights' '-q' '0' '-e' '0.001'
[2025-05-30 10:20:12] [INFO ] Decomposing Gal with order
[2025-05-30 10:20:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 10:20:13] [INFO ] Removed a total of 522 redundant transitions.
[2025-05-30 10:20:13] [INFO ] Flatten gal took : 86 ms
[2025-05-30 10:20:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 58 labels/synchronizations in 26 ms.
[2025-05-30 10:20:13] [INFO ] Time to serialize gal into /tmp/LTLCardinality11080724900422804144.gal : 14 ms
[2025-05-30 10:20:13] [INFO ] Time to serialize properties into /tmp/LTLCardinality2587566884157950428.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality11080724900422804144.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality2587566884157950428.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(F((X("((i17.i2.i7.u267.p1123!=0)&&(i17.i2.i6.u264.p1108!=1))"))&&((X(!("((i36.u561.p2226==0)||(i1.i0.i0.u8.p69==1))")))U((("(i31....297
Formula 0 simplified : XG(X!"((i17.i2.i7.u267.p1123!=0)&&(i17.i2.i6.u264.p1108!=1))" | (X"((i36.u561.p2226==0)||(i1.i0.i0.u8.p69==1))" R (XF"((i36.u561.p22...270
Compilation finished in 3579 ms.
Running link step : cd /tmp/ltsmin11794475972029048797;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 53 ms.
Running LTSmin : cd /tmp/ltsmin11794475972029048797;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' 'X(<>((X((LTLAPp0==true))&&(X(!(LTLAPp1==true)) U (((LTLAPp2==true)&&X(!(LTLAPp1==true)))||X([](!(LTLAPp1==true))))))))' '--buchi-type=spotba'
LTSmin run took 874 ms.
FORMULA CloudReconfiguration-PT-319-LTLCardinality-02 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 581104 ms.

BK_STOP 1748600417593

--------------------
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-319"
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-319, 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-174854028300347"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-319.tgz
mv CloudReconfiguration-PT-319 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 ;