About the Execution of ITS-Tools for CloudReconfiguration-PT-305
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 331729.00 | 0.00 | 0.00 | FFTFFFTTTTTFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028100243.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-305, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028100243
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 214K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 660K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-305-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748585901092
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-305
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-05-30 06:18:22] [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 06:18:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 06:18:22] [INFO ] Load time of PNML (sax parser for PT used): 142 ms
[2025-05-30 06:18:22] [INFO ] Transformed 2585 places.
[2025-05-30 06:18:22] [INFO ] Transformed 3095 transitions.
[2025-05-30 06:18:22] [INFO ] Found NUPN structural information;
[2025-05-30 06:18:22] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 242 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Initial state reduction rules removed 2 formulas.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-305-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 24 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 517 places :
Symmetric choice reduction at 0 with 517 rule applications. Total rules 517 place count 2068 transition count 2578
Iterating global reduction 0 with 517 rules applied. Total rules applied 1034 place count 2068 transition count 2578
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 0 with 28 rules applied. Total rules applied 1062 place count 2068 transition count 2550
Discarding 238 places :
Symmetric choice reduction at 1 with 238 rule applications. Total rules 1300 place count 1830 transition count 2312
Iterating global reduction 1 with 238 rules applied. Total rules applied 1538 place count 1830 transition count 2312
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1627 place count 1741 transition count 2223
Iterating global reduction 1 with 89 rules applied. Total rules applied 1716 place count 1741 transition count 2223
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 1732 place count 1741 transition count 2207
Discarding 47 places :
Symmetric choice reduction at 2 with 47 rule applications. Total rules 1779 place count 1694 transition count 2160
Iterating global reduction 2 with 47 rules applied. Total rules applied 1826 place count 1694 transition count 2160
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1834 place count 1694 transition count 2152
Discarding 38 places :
Symmetric choice reduction at 3 with 38 rule applications. Total rules 1872 place count 1656 transition count 2109
Iterating global reduction 3 with 38 rules applied. Total rules applied 1910 place count 1656 transition count 2109
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1938 place count 1628 transition count 2081
Iterating global reduction 3 with 28 rules applied. Total rules applied 1966 place count 1628 transition count 2081
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1992 place count 1602 transition count 2055
Iterating global reduction 3 with 26 rules applied. Total rules applied 2018 place count 1602 transition count 2055
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 2044 place count 1576 transition count 2029
Iterating global reduction 3 with 26 rules applied. Total rules applied 2070 place count 1576 transition count 2029
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 2093 place count 1553 transition count 1992
Iterating global reduction 3 with 23 rules applied. Total rules applied 2116 place count 1553 transition count 1992
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2124 place count 1545 transition count 1979
Iterating global reduction 3 with 8 rules applied. Total rules applied 2132 place count 1545 transition count 1979
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2139 place count 1538 transition count 1970
Iterating global reduction 3 with 7 rules applied. Total rules applied 2146 place count 1538 transition count 1970
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2148 place count 1538 transition count 1968
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 2149 place count 1537 transition count 1967
Iterating global reduction 4 with 1 rules applied. Total rules applied 2150 place count 1537 transition count 1967
Applied a total of 2150 rules in 1870 ms. Remains 1537 /2585 variables (removed 1048) and now considering 1967/3095 (removed 1128) transitions.
// Phase 1: matrix 1967 rows 1537 cols
[2025-05-30 06:18:24] [INFO ] Computed 4 invariants in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:18:25] [INFO ] Implicit Places using invariants in 449 ms returned []
[2025-05-30 06:18:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:18:26] [INFO ] Implicit Places using invariants and state equation in 1056 ms returned []
Implicit Place search using SMT with State Equation took 1539 ms to find 0 implicit places.
Running 1966 sub problems to find dead transitions.
[2025-05-30 06:18:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1536 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1966 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1536/3504 variables, and 4 constraints, problems are : Problem set: 0 solved, 1966 unsolved in 30058 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1537 constraints, PredecessorRefiner: 1966/1966 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1966 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1536 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1966 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1536/3504 variables, and 4 constraints, problems are : Problem set: 0 solved, 1966 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1537 constraints, PredecessorRefiner: 0/1966 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60681ms problems are : Problem set: 0 solved, 1966 unsolved
Search for dead transitions found 0 dead transitions in 60702ms
Starting structural reductions in LTL mode, iteration 1 : 1537/2585 places, 1967/3095 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64143 ms. Remains : 1537/2585 places, 1967/3095 transitions.
Support contains 24 out of 1537 places after structural reductions.
[2025-05-30 06:19:27] [INFO ] Flatten gal took : 113 ms
[2025-05-30 06:19:27] [INFO ] Flatten gal took : 71 ms
[2025-05-30 06:19:27] [INFO ] Input system was already deterministic with 1967 transitions.
RANDOM walk for 40000 steps (321 resets) in 1302 ms. (30 steps per ms) remains 11/15 properties
BEST_FIRST walk for 40004 steps (97 resets) in 261 ms. (152 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (91 resets) in 130 ms. (305 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (93 resets) in 154 ms. (258 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (90 resets) in 140 ms. (283 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (95 resets) in 148 ms. (268 steps per ms) remains 10/11 properties
BEST_FIRST walk for 40001 steps (92 resets) in 116 ms. (341 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (99 resets) in 118 ms. (336 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (91 resets) in 106 ms. (373 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (89 resets) in 165 ms. (240 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (101 resets) in 131 ms. (303 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40002 steps (85 resets) in 95 ms. (416 steps per ms) remains 9/10 properties
[2025-05-30 06:19:28] [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) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1511/1526 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1526 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1957/3483 variables, 1526/1530 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3483 variables, 0/1530 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 2/3485 variables, 1/1531 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3485 variables, 0/1531 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 2/3487 variables, 1/1532 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3487 variables, 0/1532 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 2/3489 variables, 1/1533 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3489 variables, 0/1533 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 2/3491 variables, 1/1534 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3491 variables, 0/1534 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 2/3493 variables, 1/1535 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3493 variables, 0/1535 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 2/3495 variables, 1/1536 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3495 variables, 0/1536 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 2/3497 variables, 1/1537 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3497 variables, 0/1537 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (OVERLAPS) 2/3499 variables, 1/1538 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3499 variables, 0/1538 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (OVERLAPS) 2/3501 variables, 1/1539 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3501 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 2/3503 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3503 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (OVERLAPS) 1/3504 variables, 1/1541 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3504/3504 variables, and 1541 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1537/1537 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1511/1526 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1526 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1957/3483 variables, 1526/1530 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3483 variables, 9/1539 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3483 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 2/3485 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3485 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 2/3487 variables, 1/1541 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3487 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 2/3489 variables, 1/1542 constraints. Problems are: Problem set: 0 solved, 9 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 3489/3504 variables, and 1542 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5017 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1529/1537 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10048ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 15 out of 1537 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Graph (trivial) has 1844 edges and 1537 vertex of which 682 / 1537 are part of one of the 64 SCC in 10 ms
Free SCC test removed 618 places
Drop transitions (Empty/Sink Transition effects.) removed 779 transitions
Reduce isomorphic transitions removed 779 transitions.
Graph (complete) has 1362 edges and 919 vertex of which 910 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 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 494 transitions
Trivial Post-agglo rules discarded 494 transitions
Performed 494 trivial Post agglomeration. Transition count delta: 494
Iterating post reduction 0 with 500 rules applied. Total rules applied 502 place count 910 transition count 684
Reduce places removed 494 places and 0 transitions.
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 33 transitions
Trivial Post-agglo rules discarded 33 transitions
Performed 33 trivial Post agglomeration. Transition count delta: 33
Iterating post reduction 1 with 545 rules applied. Total rules applied 1047 place count 416 transition count 633
Reduce places removed 33 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 2 with 39 rules applied. Total rules applied 1086 place count 383 transition count 627
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 1092 place count 377 transition count 627
Performed 48 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 48 Pre rules applied. Total rules applied 1092 place count 377 transition count 579
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 1188 place count 329 transition count 579
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 1198 place count 319 transition count 565
Iterating global reduction 4 with 10 rules applied. Total rules applied 1208 place count 319 transition count 565
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 1211 place count 319 transition count 562
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1214 place count 316 transition count 562
Discarding 6 places :
Symmetric choice reduction at 6 with 6 rule applications. Total rules 1220 place count 310 transition count 556
Iterating global reduction 6 with 6 rules applied. Total rules applied 1226 place count 310 transition count 556
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1232 place count 310 transition count 550
Performed 152 Post agglomeration using F-continuation condition with reduction of 81 identical transitions.
Deduced a syphon composed of 152 places in 0 ms
Reduce places removed 152 places and 0 transitions.
Iterating global reduction 7 with 304 rules applied. Total rules applied 1536 place count 158 transition count 317
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 7 with 31 rules applied. Total rules applied 1567 place count 158 transition count 286
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1570 place count 155 transition count 283
Iterating global reduction 8 with 3 rules applied. Total rules applied 1573 place count 155 transition count 283
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 8 with 24 rules applied. Total rules applied 1597 place count 143 transition count 268
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 8 with 12 rules applied. Total rules applied 1609 place count 143 transition count 256
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 1611 place count 142 transition count 255
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1613 place count 142 transition count 253
Performed 38 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 38 places in 0 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 10 with 76 rules applied. Total rules applied 1689 place count 104 transition count 290
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 10 with 35 rules applied. Total rules applied 1724 place count 104 transition count 255
Discarding 19 places :
Symmetric choice reduction at 11 with 19 rule applications. Total rules 1743 place count 85 transition count 217
Iterating global reduction 11 with 19 rules applied. Total rules applied 1762 place count 85 transition count 217
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 11 with 10 rules applied. Total rules applied 1772 place count 85 transition count 207
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 1775 place count 82 transition count 201
Iterating global reduction 12 with 3 rules applied. Total rules applied 1778 place count 82 transition count 201
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 12 with 3 rules applied. Total rules applied 1781 place count 82 transition count 198
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 13 with 7 rules applied. Total rules applied 1788 place count 82 transition count 191
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 1790 place count 81 transition count 190
Free-agglomeration rule applied 3 times.
Iterating global reduction 13 with 3 rules applied. Total rules applied 1793 place count 81 transition count 187
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 13 with 4 rules applied. Total rules applied 1797 place count 78 transition count 186
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1799 place count 78 transition count 186
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1800 place count 78 transition count 185
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 1801 place count 77 transition count 184
Iterating global reduction 14 with 1 rules applied. Total rules applied 1802 place count 77 transition count 184
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 1805 place count 77 transition count 184
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1807 place count 77 transition count 182
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1808 place count 76 transition count 181
Applied a total of 1808 rules in 180 ms. Remains 76 /1537 variables (removed 1461) and now considering 181/1967 (removed 1786) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 180 ms. Remains : 76/1537 places, 181/1967 transitions.
RANDOM walk for 40000 steps (515 resets) in 790 ms. (50 steps per ms) remains 1/9 properties
BEST_FIRST walk for 17720 steps (76 resets) in 27 ms. (632 steps per ms) remains 0/1 properties
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2146 edges and 1537 vertex of which 1528 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.27 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&(F(p1)||(X(!p2) U ((!p0&&X(!p2))||X(G(!p2)))))))'
Support contains 4 out of 1537 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1525 transition count 1954
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1525 transition count 1954
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 1525 transition count 1952
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 31 place count 1520 transition count 1947
Iterating global reduction 1 with 5 rules applied. Total rules applied 36 place count 1520 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 37 place count 1520 transition count 1946
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 1519 transition count 1945
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 1519 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 40 place count 1518 transition count 1944
Iterating global reduction 2 with 1 rules applied. Total rules applied 41 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 42 place count 1517 transition count 1943
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 1517 transition count 1943
Applied a total of 43 rules in 382 ms. Remains 1517 /1537 variables (removed 20) and now considering 1943/1967 (removed 24) transitions.
// Phase 1: matrix 1943 rows 1517 cols
[2025-05-30 06:19:39] [INFO ] Computed 4 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:19:39] [INFO ] Implicit Places using invariants in 258 ms returned []
[2025-05-30 06:19:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:19:40] [INFO ] Implicit Places using invariants and state equation in 943 ms returned []
Implicit Place search using SMT with State Equation took 1209 ms to find 0 implicit places.
Running 1942 sub problems to find dead transitions.
[2025-05-30 06:19:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1516 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1942 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1516/3460 variables, and 4 constraints, problems are : Problem set: 0 solved, 1942 unsolved in 30046 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1517 constraints, PredecessorRefiner: 1942/1942 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1942 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1516 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1942 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1516/3460 variables, and 4 constraints, problems are : Problem set: 0 solved, 1942 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1517 constraints, PredecessorRefiner: 0/1942 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60472ms problems are : Problem set: 0 solved, 1942 unsolved
Search for dead transitions found 0 dead transitions in 60478ms
Starting structural reductions in LTL mode, iteration 1 : 1517/1537 places, 1943/1967 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62076 ms. Remains : 1517/1537 places, 1943/1967 transitions.
Stuttering acceptance computed with spot in 370 ms :[(OR (NOT p0) (AND (NOT p1) p2)), (NOT p0), (AND (NOT p1) p2), (AND (NOT p1) p2), true, (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-03
Stuttering criterion allowed to conclude after 71 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-03 finished in 62531 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((G(p0)||X(p1)))))))'
Support contains 4 out of 1537 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1524 transition count 1954
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1524 transition count 1954
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 1524 transition count 1952
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 1518 transition count 1946
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 1518 transition count 1946
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 41 place count 1518 transition count 1945
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 43 place count 1516 transition count 1943
Iterating global reduction 2 with 2 rules applied. Total rules applied 45 place count 1516 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 47 place count 1514 transition count 1941
Iterating global reduction 2 with 2 rules applied. Total rules applied 49 place count 1514 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 51 place count 1512 transition count 1939
Iterating global reduction 2 with 2 rules applied. Total rules applied 53 place count 1512 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 54 place count 1511 transition count 1937
Iterating global reduction 2 with 1 rules applied. Total rules applied 55 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 56 place count 1510 transition count 1935
Iterating global reduction 2 with 1 rules applied. Total rules applied 57 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 58 place count 1509 transition count 1934
Iterating global reduction 2 with 1 rules applied. Total rules applied 59 place count 1509 transition count 1934
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 60 place count 1509 transition count 1933
Applied a total of 60 rules in 568 ms. Remains 1509 /1537 variables (removed 28) and now considering 1933/1967 (removed 34) transitions.
// Phase 1: matrix 1933 rows 1509 cols
[2025-05-30 06:20:42] [INFO ] Computed 4 invariants in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:20:42] [INFO ] Implicit Places using invariants in 230 ms returned []
[2025-05-30 06:20:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:20:43] [INFO ] Implicit Places using invariants and state equation in 923 ms returned []
Implicit Place search using SMT with State Equation took 1156 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2025-05-30 06:20:43] [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 30048 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 30036 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 60449ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60453ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1537 places, 1933/1967 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62188 ms. Remains : 1509/1537 places, 1933/1967 transitions.
Stuttering acceptance computed with spot in 332 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-05
Product exploration explored 100000 steps with 776 reset in 273 ms.
Entered a terminal (fully accepting) state of product in 57171 steps with 448 reset in 137 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-05 finished in 62970 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 2 out of 1537 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Graph (trivial) has 1874 edges and 1537 vertex of which 672 / 1537 are part of one of the 62 SCC in 3 ms
Free SCC test removed 610 places
Ensure Unique test removed 712 transitions
Reduce isomorphic transitions removed 712 transitions.
Graph (complete) has 1430 edges and 927 vertex of which 918 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 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 917 transition count 745
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 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 531 rules applied. Total rules applied 1037 place count 413 transition count 718
Reduce places removed 14 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 15 rules applied. Total rules applied 1052 place count 399 transition count 717
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1053 place count 398 transition count 717
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1053 place count 398 transition count 668
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 1151 place count 349 transition count 668
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1167 place count 333 transition count 641
Iterating global reduction 4 with 16 rules applied. Total rules applied 1183 place count 333 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 1186 place count 333 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1189 place count 330 transition count 638
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1198 place count 321 transition count 625
Iterating global reduction 6 with 9 rules applied. Total rules applied 1207 place count 321 transition count 625
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1211 place count 321 transition count 621
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1213 place count 319 transition count 617
Iterating global reduction 7 with 2 rules applied. Total rules applied 1215 place count 319 transition count 617
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1217 place count 317 transition count 613
Iterating global reduction 7 with 2 rules applied. Total rules applied 1219 place count 317 transition count 613
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1221 place count 315 transition count 609
Iterating global reduction 7 with 2 rules applied. Total rules applied 1223 place count 315 transition count 609
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1225 place count 313 transition count 605
Iterating global reduction 7 with 2 rules applied. Total rules applied 1227 place count 313 transition count 605
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1229 place count 311 transition count 601
Iterating global reduction 7 with 2 rules applied. Total rules applied 1231 place count 311 transition count 601
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 1515 place count 169 transition count 377
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1529 place count 169 transition count 363
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1535 place count 163 transition count 348
Iterating global reduction 8 with 6 rules applied. Total rules applied 1541 place count 163 transition count 348
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 1569 place count 149 transition count 331
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1584 place count 149 transition count 316
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 20 places in 0 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 9 with 40 rules applied. Total rules applied 1624 place count 129 transition count 352
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 1641 place count 129 transition count 335
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1650 place count 120 transition count 317
Iterating global reduction 10 with 9 rules applied. Total rules applied 1659 place count 120 transition count 317
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1665 place count 120 transition count 311
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 1701 place count 120 transition count 275
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1702 place count 119 transition count 274
Applied a total of 1702 rules in 141 ms. Remains 119 /1537 variables (removed 1418) and now considering 274/1967 (removed 1693) transitions.
[2025-05-30 06:21:44] [INFO ] Flow matrix only has 218 transitions (discarded 56 similar events)
// Phase 1: matrix 218 rows 119 cols
[2025-05-30 06:21:44] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:44] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-05-30 06:21:44] [INFO ] Flow matrix only has 218 transitions (discarded 56 similar events)
[2025-05-30 06:21:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 06:21:44] [INFO ] Implicit Places using invariants and state equation in 137 ms returned [8, 74]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 190 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1537 places, 274/1967 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 273
Applied a total of 2 rules in 8 ms. Remains 116 /117 variables (removed 1) and now considering 273/274 (removed 1) transitions.
[2025-05-30 06:21:44] [INFO ] Flow matrix only has 217 transitions (discarded 56 similar events)
// Phase 1: matrix 217 rows 116 cols
[2025-05-30 06:21:44] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:44] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-30 06:21:44] [INFO ] Flow matrix only has 217 transitions (discarded 56 similar events)
[2025-05-30 06:21:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 06:21:45] [INFO ] Implicit Places using invariants and state equation in 109 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1537 places, 273/1967 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 494 ms. Remains : 116/1537 places, 273/1967 transitions.
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-07
Product exploration explored 100000 steps with 8351 reset in 228 ms.
Product exploration explored 100000 steps with 8230 reset in 163 ms.
Computed a total of 4 stabilizing places and 19 stable transitions
Computed a total of 4 stabilizing places and 19 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 7 factoid took 182 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 67 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (3909 resets) in 565 ms. (70 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (731 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
[2025-05-30 06:21:45] [INFO ] Flow matrix only has 217 transitions (discarded 56 similar events)
[2025-05-30 06:21:45] [INFO ] Invariant cache hit.
[2025-05-30 06:21:45] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10/12 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/12 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 43/55 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf1 is UNSAT
After SMT solving in domain Real declared 191/333 variables, and 35 constraints, problems are : Problem set: 1 solved, 0 unsolved in 46 ms.
Refiners :[State Equation: 35/116 constraints, ReadFeed: 0/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (G (OR p0 p1))]
False Knowledge obtained : [(X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (F (NOT p1)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 8 factoid took 17 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA CloudReconfiguration-PT-305-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-07 finished in 1498 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 1537 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Graph (trivial) has 1875 edges and 1537 vertex of which 694 / 1537 are part of one of the 64 SCC in 13 ms
Free SCC test removed 630 places
Ensure Unique test removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1409 edges and 907 vertex of which 898 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 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 492 transitions
Trivial Post-agglo rules discarded 492 transitions
Performed 492 trivial Post agglomeration. Transition count delta: 492
Iterating post reduction 0 with 492 rules applied. Total rules applied 494 place count 897 transition count 738
Reduce places removed 492 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 1 with 514 rules applied. Total rules applied 1008 place count 405 transition count 716
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 1019 place count 394 transition count 716
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1019 place count 394 transition count 670
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 1111 place count 348 transition count 670
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 1129 place count 330 transition count 641
Iterating global reduction 3 with 18 rules applied. Total rules applied 1147 place count 330 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 3 with 3 rules applied. Total rules applied 1150 place count 330 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1153 place count 327 transition count 638
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1164 place count 316 transition count 623
Iterating global reduction 5 with 11 rules applied. Total rules applied 1175 place count 316 transition count 623
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1181 place count 316 transition count 617
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1183 place count 314 transition count 613
Iterating global reduction 6 with 2 rules applied. Total rules applied 1185 place count 314 transition count 613
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1187 place count 312 transition count 609
Iterating global reduction 6 with 2 rules applied. Total rules applied 1189 place count 312 transition count 609
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1191 place count 310 transition count 605
Iterating global reduction 6 with 2 rules applied. Total rules applied 1193 place count 310 transition count 605
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1195 place count 308 transition count 601
Iterating global reduction 6 with 2 rules applied. Total rules applied 1197 place count 308 transition count 601
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1199 place count 306 transition count 597
Iterating global reduction 6 with 2 rules applied. Total rules applied 1201 place count 306 transition count 597
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 6 with 284 rules applied. Total rules applied 1485 place count 164 transition count 373
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 1500 place count 164 transition count 358
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 1506 place count 158 transition count 343
Iterating global reduction 7 with 6 rules applied. Total rules applied 1512 place count 158 transition count 343
Performed 15 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 7 with 30 rules applied. Total rules applied 1542 place count 143 transition count 325
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 1557 place count 143 transition count 310
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 8 with 34 rules applied. Total rules applied 1591 place count 126 transition count 344
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 8 with 17 rules applied. Total rules applied 1608 place count 126 transition count 327
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1617 place count 117 transition count 309
Iterating global reduction 9 with 9 rules applied. Total rules applied 1626 place count 117 transition count 309
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 1632 place count 117 transition count 303
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 10 with 36 rules applied. Total rules applied 1668 place count 117 transition count 267
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 10 with 1 rules applied. Total rules applied 1669 place count 116 transition count 266
Applied a total of 1669 rules in 118 ms. Remains 116 /1537 variables (removed 1421) and now considering 266/1967 (removed 1701) transitions.
[2025-05-30 06:21:46] [INFO ] Flow matrix only has 208 transitions (discarded 58 similar events)
// Phase 1: matrix 208 rows 116 cols
[2025-05-30 06:21:46] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:46] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-05-30 06:21:46] [INFO ] Flow matrix only has 208 transitions (discarded 58 similar events)
[2025-05-30 06:21:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:46] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 06:21:46] [INFO ] Implicit Places using invariants and state equation in 118 ms returned [8, 74]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 162 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1537 places, 266/1967 transitions.
Reduce places removed 1 places and 1 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 112 transition count 264
Applied a total of 2 rules in 6 ms. Remains 112 /114 variables (removed 2) and now considering 264/266 (removed 2) transitions.
[2025-05-30 06:21:46] [INFO ] Flow matrix only has 206 transitions (discarded 58 similar events)
// Phase 1: matrix 206 rows 112 cols
[2025-05-30 06:21:46] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:46] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-05-30 06:21:46] [INFO ] Flow matrix only has 206 transitions (discarded 58 similar events)
[2025-05-30 06:21:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-30 06:21:46] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 112/1537 places, 264/1967 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 420 ms. Remains : 112/1537 places, 264/1967 transitions.
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-11
Stuttering criterion allowed to conclude after 5359 steps with 538 reset in 9 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-11 finished in 515 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((p0||(!p1 U (p2||G(!p1))))))))))'
Support contains 6 out of 1537 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 1528 transition count 1957
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 1528 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 1528 transition count 1956
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 25 place count 1522 transition count 1950
Iterating global reduction 1 with 6 rules applied. Total rules applied 31 place count 1522 transition count 1950
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 32 place count 1522 transition count 1949
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 34 place count 1520 transition count 1947
Iterating global reduction 2 with 2 rules applied. Total rules applied 36 place count 1520 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 38 place count 1518 transition count 1945
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 1518 transition count 1945
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 42 place count 1516 transition count 1943
Iterating global reduction 2 with 2 rules applied. Total rules applied 44 place count 1516 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 1515 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 1514 transition count 1939
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 1513 transition count 1938
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 1513 transition count 1938
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 51 place count 1513 transition count 1937
Applied a total of 51 rules in 457 ms. Remains 1513 /1537 variables (removed 24) and now considering 1937/1967 (removed 30) transitions.
// Phase 1: matrix 1937 rows 1513 cols
[2025-05-30 06:21:47] [INFO ] Computed 4 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:47] [INFO ] Implicit Places using invariants in 234 ms returned []
[2025-05-30 06:21:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:21:48] [INFO ] Implicit Places using invariants and state equation in 931 ms returned []
Implicit Place search using SMT with State Equation took 1171 ms to find 0 implicit places.
Running 1936 sub problems to find dead transitions.
[2025-05-30 06:21:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)timeout
(s71 0.0)
(s72 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1936 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1512/3450 variables, and 4 constraints, problems are : Problem set: 0 solved, 1936 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 1936/1936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1936 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1936 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1512/3450 variables, and 4 constraints, problems are : Problem set: 0 solved, 1936 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 0/1936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60529ms problems are : Problem set: 0 solved, 1936 unsolved
Search for dead transitions found 0 dead transitions in 60533ms
Starting structural reductions in LTL mode, iteration 1 : 1513/1537 places, 1937/1967 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62174 ms. Remains : 1513/1537 places, 1937/1967 transitions.
Stuttering acceptance computed with spot in 204 ms :[(AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) (NOT p2) p1)]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-12
Stuttering criterion allowed to conclude after 147 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-12 finished in 62409 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&(X(p2)||p1)))))'
Support contains 5 out of 1537 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1524 transition count 1953
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1524 transition count 1953
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 29 place count 1524 transition count 1950
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 34 place count 1519 transition count 1945
Iterating global reduction 1 with 5 rules applied. Total rules applied 39 place count 1519 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 40 place count 1518 transition count 1944
Iterating global reduction 1 with 1 rules applied. Total rules applied 41 place count 1518 transition count 1944
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 42 place count 1517 transition count 1943
Iterating global reduction 1 with 1 rules applied. Total rules applied 43 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 44 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 45 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 46 place count 1515 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 47 place count 1515 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 48 place count 1514 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 49 place count 1514 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 50 place count 1513 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 51 place count 1513 transition count 1937
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1513 transition count 1936
Applied a total of 52 rules in 471 ms. Remains 1513 /1537 variables (removed 24) and now considering 1936/1967 (removed 31) transitions.
// Phase 1: matrix 1936 rows 1513 cols
[2025-05-30 06:22:49] [INFO ] Computed 4 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:22:49] [INFO ] Implicit Places using invariants in 228 ms returned []
[2025-05-30 06:22:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:22:50] [INFO ] Implicit Places using invariants and state equation in 988 ms returned []
Implicit Place search using SMT with State Equation took 1218 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2025-05-30 06:22:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 1935/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1935 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60539ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60543ms
Starting structural reductions in LTL mode, iteration 1 : 1513/1537 places, 1936/1967 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62240 ms. Remains : 1513/1537 places, 1936/1967 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-14
Stuttering criterion allowed to conclude after 132 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-14 finished in 62380 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 1537 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1537/1537 places, 1967/1967 transitions.
Graph (trivial) has 1874 edges and 1537 vertex of which 671 / 1537 are part of one of the 62 SCC in 2 ms
Free SCC test removed 609 places
Ensure Unique test removed 710 transitions
Reduce isomorphic transitions removed 710 transitions.
Graph (complete) has 1432 edges and 928 vertex of which 919 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 505 transitions
Trivial Post-agglo rules discarded 505 transitions
Performed 505 trivial Post agglomeration. Transition count delta: 505
Iterating post reduction 0 with 505 rules applied. Total rules applied 507 place count 918 transition count 746
Reduce places removed 505 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 532 rules applied. Total rules applied 1039 place count 413 transition count 719
Reduce places removed 14 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 16 rules applied. Total rules applied 1055 place count 399 transition count 717
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1057 place count 397 transition count 717
Performed 49 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 49 Pre rules applied. Total rules applied 1057 place count 397 transition count 668
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 1155 place count 348 transition count 668
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1171 place count 332 transition count 641
Iterating global reduction 4 with 16 rules applied. Total rules applied 1187 place count 332 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 1190 place count 332 transition count 638
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1193 place count 329 transition count 638
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1202 place count 320 transition count 625
Iterating global reduction 6 with 9 rules applied. Total rules applied 1211 place count 320 transition count 625
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1215 place count 320 transition count 621
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1217 place count 318 transition count 617
Iterating global reduction 7 with 2 rules applied. Total rules applied 1219 place count 318 transition count 617
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1221 place count 316 transition count 613
Iterating global reduction 7 with 2 rules applied. Total rules applied 1223 place count 316 transition count 613
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1225 place count 314 transition count 609
Iterating global reduction 7 with 2 rules applied. Total rules applied 1227 place count 314 transition count 609
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1229 place count 312 transition count 605
Iterating global reduction 7 with 2 rules applied. Total rules applied 1231 place count 312 transition count 605
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1233 place count 310 transition count 601
Iterating global reduction 7 with 2 rules applied. Total rules applied 1235 place count 310 transition count 601
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 1517 place count 169 transition count 378
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1531 place count 169 transition count 364
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1537 place count 163 transition count 349
Iterating global reduction 8 with 6 rules applied. Total rules applied 1543 place count 163 transition count 349
Performed 14 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 14 places in 0 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 1571 place count 149 transition count 332
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1586 place count 149 transition count 317
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: -39
Deduced a syphon composed of 21 places in 0 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 9 with 42 rules applied. Total rules applied 1628 place count 128 transition count 356
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 1647 place count 128 transition count 337
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1656 place count 119 transition count 319
Iterating global reduction 10 with 9 rules applied. Total rules applied 1665 place count 119 transition count 319
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1671 place count 119 transition count 313
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 1707 place count 119 transition count 277
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1708 place count 118 transition count 276
Applied a total of 1708 rules in 78 ms. Remains 118 /1537 variables (removed 1419) and now considering 276/1967 (removed 1691) transitions.
[2025-05-30 06:23:51] [INFO ] Flow matrix only has 220 transitions (discarded 56 similar events)
// Phase 1: matrix 220 rows 118 cols
[2025-05-30 06:23:51] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:23:51] [INFO ] Implicit Places using invariants in 425 ms returned []
[2025-05-30 06:23:51] [INFO ] Flow matrix only has 220 transitions (discarded 56 similar events)
[2025-05-30 06:23:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:23:51] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-05-30 06:23:52] [INFO ] Implicit Places using invariants and state equation in 343 ms returned [8, 79]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 782 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/1537 places, 276/1967 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
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 114 transition count 288
Applied a total of 2 rules in 13 ms. Remains 114 /116 variables (removed 2) and now considering 288/276 (removed -12) transitions.
[2025-05-30 06:23:52] [INFO ] Flow matrix only has 230 transitions (discarded 58 similar events)
// Phase 1: matrix 230 rows 114 cols
[2025-05-30 06:23:52] [INFO ] Computed 0 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:23:52] [INFO ] Implicit Places using invariants in 439 ms returned []
[2025-05-30 06:23:52] [INFO ] Flow matrix only has 230 transitions (discarded 58 similar events)
[2025-05-30 06:23:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 06:23:52] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-05-30 06:23:52] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 547 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 114/1537 places, 288/1967 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1420 ms. Remains : 114/1537 places, 288/1967 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-305-LTLCardinality-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-305-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-305-LTLCardinality-15 finished in 1473 ms.
All properties solved by simple procedures.
Total runtime 330516 ms.
BK_STOP 1748586232821
--------------------
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-305"
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-305, 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-174854028100243"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-305.tgz
mv CloudReconfiguration-PT-305 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 '
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 ;