About the Execution of ITS-Tools for CloudReconfiguration-PT-314
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1156.819 | 335450.00 | 440444.00 | 814.60 | TFTTTFFFFTFFTFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r066-tall-177946967600219.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-314, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600219
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 8.6K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Mar 6 08:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 6 08:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Mar 15 08:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 15 08:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 08:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 138K Mar 6 08:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Mar 6 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 76K Mar 6 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 660K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-314-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779510936075
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-314
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 04:35:37] [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]
[2026-05-23 04:35:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 04:35:37] [INFO ] Load time of PNML (sax parser for PT used): 144 ms
[2026-05-23 04:35:37] [INFO ] Transformed 2585 places.
[2026-05-23 04:35:37] [INFO ] Transformed 3095 transitions.
[2026-05-23 04:35:37] [INFO ] Found NUPN structural information;
[2026-05-23 04:35:37] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 248 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-314-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 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 240 places :
Symmetric choice reduction at 1 with 240 rule applications. Total rules 1302 place count 1828 transition count 2310
Iterating global reduction 1 with 240 rules applied. Total rules applied 1542 place count 1828 transition count 2310
Discarding 90 places :
Symmetric choice reduction at 1 with 90 rule applications. Total rules 1632 place count 1738 transition count 2220
Iterating global reduction 1 with 90 rules applied. Total rules applied 1722 place count 1738 transition count 2220
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1739 place count 1738 transition count 2203
Discarding 49 places :
Symmetric choice reduction at 2 with 49 rule applications. Total rules 1788 place count 1689 transition count 2154
Iterating global reduction 2 with 49 rules applied. Total rules applied 1837 place count 1689 transition count 2154
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 1845 place count 1689 transition count 2146
Discarding 40 places :
Symmetric choice reduction at 3 with 40 rule applications. Total rules 1885 place count 1649 transition count 2101
Iterating global reduction 3 with 40 rules applied. Total rules applied 1925 place count 1649 transition count 2101
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 1954 place count 1620 transition count 2072
Iterating global reduction 3 with 29 rules applied. Total rules applied 1983 place count 1620 transition count 2072
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 2010 place count 1593 transition count 2045
Iterating global reduction 3 with 27 rules applied. Total rules applied 2037 place count 1593 transition count 2045
Discarding 27 places :
Symmetric choice reduction at 3 with 27 rule applications. Total rules 2064 place count 1566 transition count 2018
Iterating global reduction 3 with 27 rules applied. Total rules applied 2091 place count 1566 transition count 2018
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 2114 place count 1543 transition count 1981
Iterating global reduction 3 with 23 rules applied. Total rules applied 2137 place count 1543 transition count 1981
Discarding 9 places :
Symmetric choice reduction at 3 with 9 rule applications. Total rules 2146 place count 1534 transition count 1966
Iterating global reduction 3 with 9 rules applied. Total rules applied 2155 place count 1534 transition count 1966
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 2163 place count 1526 transition count 1956
Iterating global reduction 3 with 8 rules applied. Total rules applied 2171 place count 1526 transition count 1956
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 2174 place count 1526 transition count 1953
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2176 place count 1524 transition count 1951
Iterating global reduction 4 with 2 rules applied. Total rules applied 2178 place count 1524 transition count 1951
Applied a total of 2178 rules in 1717 ms. Remains 1524 /2585 variables (removed 1061) and now considering 1951/3095 (removed 1144) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2059909367321170846.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10432867006566291360.kers'
[2026-05-23 04:35:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2059909367321170846.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10432867006566291360.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1951 rows 1524 cols 4073 entries
Finished phase 1 with 1519 SingleSign rule and 1 generalized
[2026-05-23 04:35:39] [INFO ] Computed 4 invariants in 11 ms
Computed 4 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-10432867006566291360.kers
Total runtime 14 ms.
[2026-05-23 04:35:39] [INFO ] Implicit Places using invariants in 469 ms returned []
[2026-05-23 04:35:39] [INFO ] Invariant cache hit.
[2026-05-23 04:35:40] [INFO ] Implicit Places using invariants and state equation in 993 ms returned []
Implicit Place search using SMT with State Equation took 1495 ms to find 0 implicit places.
Running 1950 sub problems to find dead transitions.
[2026-05-23 04:35:40] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1523 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1950 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1523/3475 variables, and 4 constraints, problems are : Problem set: 0 solved, 1950 unsolved in 30098 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1524 constraints, PredecessorRefiner: 1950/1950 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1950 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1523 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1950 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1523/3475 variables, and 4 constraints, problems are : Problem set: 0 solved, 1950 unsolved in 30048 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1524 constraints, PredecessorRefiner: 0/1950 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60755ms problems are : Problem set: 0 solved, 1950 unsolved
Search for dead transitions found 0 dead transitions in 60775ms
Starting structural reductions in LTL mode, iteration 1 : 1524/2585 places, 1951/3095 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64035 ms. Remains : 1524/2585 places, 1951/3095 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Applied a total of 0 rules in 38 ms. Remains 1524 /1524 variables (removed 0) and now considering 1951/1951 (removed 0) transitions.
[2026-05-23 04:36:41] [INFO ] Invariant cache hit.
[2026-05-23 04:36:42] [INFO ] Implicit Places using invariants in 571 ms returned []
[2026-05-23 04:36:42] [INFO ] Invariant cache hit.
[2026-05-23 04:36:43] [INFO ] Implicit Places using invariants and state equation in 949 ms returned []
Implicit Place search using SMT with State Equation took 1534 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1575 ms. Remains : 1524/1524 places, 1951/1951 transitions.
Support contains 23 out of 1524 places after structural reductions.
[2026-05-23 04:36:43] [INFO ] Flatten gal took : 173 ms
[2026-05-23 04:36:43] [INFO ] Flatten gal took : 76 ms
[2026-05-23 04:36:44] [INFO ] Input system was already deterministic with 1951 transitions.
Reduction of identical properties reduced properties to check from 14 to 13
RANDOM walk for 40000 steps (407 resets) in 1620 ms. (24 steps per ms) remains 10/13 properties
BEST_FIRST walk for 40002 steps (142 resets) in 473 ms. (84 steps per ms) remains 9/10 properties
BEST_FIRST walk for 40004 steps (129 resets) in 250 ms. (159 steps per ms) remains 8/9 properties
BEST_FIRST walk for 40002 steps (135 resets) in 146 ms. (272 steps per ms) remains 7/8 properties
BEST_FIRST walk for 40001 steps (134 resets) in 134 ms. (296 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40003 steps (136 resets) in 176 ms. (226 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40001 steps (143 resets) in 95 ms. (416 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40002 steps (134 resets) in 105 ms. (377 steps per ms) remains 7/7 properties
[2026-05-23 04:36:45] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1501/1513 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1513 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1941/3454 variables, 1513/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3454 variables, 0/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/3456 variables, 1/1518 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3456 variables, 0/1518 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 2/3458 variables, 1/1519 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3458 variables, 0/1519 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (OVERLAPS) 2/3460 variables, 1/1520 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3460 variables, 0/1520 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 2/3462 variables, 1/1521 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3462 variables, 0/1521 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (OVERLAPS) 2/3464 variables, 1/1522 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3464 variables, 0/1522 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 2/3466 variables, 1/1523 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3466 variables, 0/1523 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 2/3468 variables, 1/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3468 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 2/3470 variables, 1/1525 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3470 variables, 0/1525 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 2/3472 variables, 1/1526 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3472 variables, 0/1526 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (OVERLAPS) 2/3474 variables, 1/1527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3474 variables, 0/1527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (OVERLAPS) 1/3475 variables, 1/1528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3475 variables, 0/1528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3475/3475 variables, and 1528 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5020 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1524/1524 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 1501/1513 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1513 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 1941/3454 variables, 1513/1517 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3454 variables, 7/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3454 variables, 0/1524 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/3456 variables, 1/1525 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3456 variables, 0/1525 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 2/3458 variables, 1/1526 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3458 variables, 0/1526 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 2/3460 variables, 1/1527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3460 variables, 0/1527 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 2/3462 variables, 1/1528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3462 variables, 0/1528 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (OVERLAPS) 2/3464 variables, 1/1529 constraints. Problems are: Problem set: 0 solved, 7 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3464/3475 variables, and 1529 constraints, problems are : Problem set: 0 solved, 7 unsolved in 5010 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1518/1524 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10048ms problems are : Problem set: 0 solved, 7 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 1524 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Graph (trivial) has 1839 edges and 1524 vertex of which 651 / 1524 are part of one of the 62 SCC in 17 ms
Free SCC test removed 589 places
Drop transitions (Empty/Sink Transition effects.) removed 745 transitions
Reduce isomorphic transitions removed 745 transitions.
Graph (complete) has 1380 edges and 935 vertex of which 926 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 508 transitions
Trivial Post-agglo rules discarded 508 transitions
Performed 508 trivial Post agglomeration. Transition count delta: 508
Iterating post reduction 0 with 515 rules applied. Total rules applied 517 place count 926 transition count 687
Reduce places removed 508 places and 0 transitions.
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 40 transitions
Trivial Post-agglo rules discarded 40 transitions
Performed 40 trivial Post agglomeration. Transition count delta: 40
Iterating post reduction 1 with 570 rules applied. Total rules applied 1087 place count 418 transition count 625
Reduce places removed 40 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 42 rules applied. Total rules applied 1129 place count 378 transition count 623
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 1132 place count 377 transition count 621
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 3 rules applied. Total rules applied 1135 place count 376 transition count 619
Reduce places removed 1 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 5 with 4 rules applied. Total rules applied 1139 place count 375 transition count 616
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 1142 place count 372 transition count 616
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 51 Pre rules applied. Total rules applied 1142 place count 372 transition count 565
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 7 with 102 rules applied. Total rules applied 1244 place count 321 transition count 565
Discarding 8 places :
Symmetric choice reduction at 7 with 8 rule applications. Total rules 1252 place count 313 transition count 553
Iterating global reduction 7 with 8 rules applied. Total rules applied 1260 place count 313 transition count 553
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 7 with 3 rules applied. Total rules applied 1263 place count 313 transition count 550
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 8 with 3 rules applied. Total rules applied 1266 place count 310 transition count 550
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 1270 place count 306 transition count 546
Iterating global reduction 9 with 4 rules applied. Total rules applied 1274 place count 306 transition count 546
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 9 with 4 rules applied. Total rules applied 1278 place count 306 transition count 542
Performed 150 Post agglomeration using F-continuation condition with reduction of 92 identical transitions.
Deduced a syphon composed of 150 places in 1 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 10 with 300 rules applied. Total rules applied 1578 place count 156 transition count 300
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 10 with 24 rules applied. Total rules applied 1602 place count 156 transition count 276
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1605 place count 153 transition count 273
Iterating global reduction 11 with 3 rules applied. Total rules applied 1608 place count 153 transition count 273
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 1 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 11 with 26 rules applied. Total rules applied 1634 place count 140 transition count 257
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 11 with 16 rules applied. Total rules applied 1650 place count 140 transition count 241
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 1652 place count 139 transition count 240
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 1654 place count 139 transition count 238
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 1656 place count 138 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1657 place count 138 transition count 236
Performed 36 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 14 with 72 rules applied. Total rules applied 1729 place count 102 transition count 281
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 14 with 35 rules applied. Total rules applied 1764 place count 102 transition count 246
Discarding 18 places :
Symmetric choice reduction at 15 with 18 rule applications. Total rules 1782 place count 84 transition count 218
Iterating global reduction 15 with 18 rules applied. Total rules applied 1800 place count 84 transition count 218
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 15 with 9 rules applied. Total rules applied 1809 place count 84 transition count 209
Discarding 5 places :
Symmetric choice reduction at 16 with 5 rule applications. Total rules 1814 place count 79 transition count 199
Iterating global reduction 16 with 5 rules applied. Total rules applied 1819 place count 79 transition count 199
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 1823 place count 79 transition count 195
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 17 with 15 rules applied. Total rules applied 1838 place count 79 transition count 180
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 1839 place count 78 transition count 177
Iterating global reduction 17 with 1 rules applied. Total rules applied 1840 place count 78 transition count 177
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 1841 place count 77 transition count 176
Iterating global reduction 17 with 1 rules applied. Total rules applied 1842 place count 77 transition count 176
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 1843 place count 77 transition count 175
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 1844 place count 77 transition count 174
Free-agglomeration rule applied 6 times.
Iterating global reduction 18 with 6 rules applied. Total rules applied 1850 place count 77 transition count 168
Reduce places removed 6 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 7 rules applied. Total rules applied 1857 place count 71 transition count 167
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 1858 place count 71 transition count 166
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 19 with 3 rules applied. Total rules applied 1861 place count 71 transition count 166
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 1862 place count 71 transition count 165
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 1863 place count 70 transition count 164
Iterating global reduction 19 with 1 rules applied. Total rules applied 1864 place count 70 transition count 164
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 1865 place count 70 transition count 164
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 1866 place count 70 transition count 163
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 1867 place count 69 transition count 162
Applied a total of 1867 rules in 228 ms. Remains 69 /1524 variables (removed 1455) and now considering 162/1951 (removed 1789) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 228 ms. Remains : 69/1524 places, 162/1951 transitions.
RANDOM walk for 40000 steps (865 resets) in 230 ms. (173 steps per ms) remains 1/7 properties
BEST_FIRST walk for 40002 steps (272 resets) in 83 ms. (476 steps per ms) remains 1/1 properties
[2026-05-23 04:36:55] [INFO ] Flow matrix only has 152 transitions (discarded 10 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17786522276514339574.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13529097179522048828.kers'
[2026-05-23 04:36:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17786522276514339574.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13529097179522048828.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 152 rows 69 cols 472 entries
Finished phase 1 with 65 SingleSign rule and 0 generalized
[2026-05-23 04:36:55] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13529097179522048828.kers
Total runtime 1 ms.
[2026-05-23 04:36:55] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 25/26 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/95 variables, 26/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 51/146 variables, 5/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/146 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/146 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/146 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 4/150 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/150 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/150 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp11 is UNSAT
After SMT solving in domain Real declared 209/221 variables, and 64 constraints, problems are : Problem set: 1 solved, 0 unsolved in 124 ms.
Refiners :[Positive P Invariants (semi-flows): 2/4 constraints, State Equation: 60/69 constraints, ReadFeed: 1/3 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 134ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2128 edges and 1524 vertex of which 1515 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.25 ms
FORMULA CloudReconfiguration-PT-314-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0)&&X(X(X(G(!p0))))) U (G(p2)||p1))))'
Support contains 4 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1516 transition count 1943
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1516 transition count 1943
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 18 place count 1516 transition count 1941
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 23 place count 1511 transition count 1935
Iterating global reduction 1 with 5 rules applied. Total rules applied 28 place count 1511 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 29 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 30 place count 1510 transition count 1933
Iterating global reduction 2 with 1 rules applied. Total rules applied 31 place count 1510 transition count 1933
Applied a total of 31 rules in 487 ms. Remains 1510 /1524 variables (removed 14) and now considering 1933/1951 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1376372370274877182.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11164896629529292539.kers'
[2026-05-23 04:36:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1376372370274877182.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11164896629529292539.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1933 rows 1510 cols 4037 entries
Finished phase 1 with 1505 SingleSign rule and 1 generalized
[2026-05-23 04:36:56] [INFO ] Computed 4 invariants in 9 ms
Computed 4 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-11164896629529292539.kers
Total runtime 14 ms.
[2026-05-23 04:36:56] [INFO ] Implicit Places using invariants in 260 ms returned []
[2026-05-23 04:36:56] [INFO ] Invariant cache hit.
[2026-05-23 04:36:57] [INFO ] Implicit Places using invariants and state equation in 970 ms returned []
Implicit Place search using SMT with State Equation took 1235 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2026-05-23 04:36:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3443 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: 0/1510 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
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1509/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60474ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60479ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1524 places, 1933/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62210 ms. Remains : 1510/1524 places, 1933/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(p0)&&X(X(X(G(!p0))))) U (G(p2)||p1))))'
Stuttering acceptance computed with spot in 637 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), p0, (AND (NOT p0) (NOT p2)), (AND p0 (NOT p2)), p0, p0, true, (AND (NOT p2) p0), (AND p0 (NOT p2)), (NOT p2)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-00
Product exploration explored 100000 steps with 50000 reset in 497 ms.
Product exploration explored 100000 steps with 50000 reset in 436 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2110 edges and 1510 vertex of which 1501 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.8 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Knowledge based reduction with 17 factoid took 75 ms. Proved property starting from automaton with 12 states, 25 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 96 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-00 finished in 63993 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 1514 transition count 1940
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 1514 transition count 1940
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 1514 transition count 1938
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 27 place count 1509 transition count 1932
Iterating global reduction 1 with 5 rules applied. Total rules applied 32 place count 1509 transition count 1932
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 33 place count 1509 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 34 place count 1508 transition count 1930
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 1508 transition count 1930
Applied a total of 35 rules in 211 ms. Remains 1508 /1524 variables (removed 16) and now considering 1930/1951 (removed 21) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14011939251150857071.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16842386301739368211.kers'
[2026-05-23 04:38:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14011939251150857071.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16842386301739368211.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1930 rows 1508 cols 4031 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 04:38:00] [INFO ] Computed 4 invariants in 16 ms
Computed 4 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-16842386301739368211.kers
Total runtime 18 ms.
[2026-05-23 04:38:00] [INFO ] Implicit Places using invariants in 253 ms returned []
[2026-05-23 04:38:00] [INFO ] Invariant cache hit.
[2026-05-23 04:38:01] [INFO ] Implicit Places using invariants and state equation in 898 ms returned []
Implicit Place search using SMT with State Equation took 1154 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2026-05-23 04:38:01] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1929/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1929 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60467ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60471ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1524 places, 1930/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61847 ms. Remains : 1508/1524 places, 1930/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-01 finished in 61987 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1524 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Graph (trivial) has 1861 edges and 1524 vertex of which 694 / 1524 are part of one of the 63 SCC in 3 ms
Free SCC test removed 631 places
Ensure Unique test removed 733 transitions
Reduce isomorphic transitions removed 733 transitions.
Graph (complete) has 1389 edges and 893 vertex of which 884 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 485 transitions
Trivial Post-agglo rules discarded 485 transitions
Performed 485 trivial Post agglomeration. Transition count delta: 485
Iterating post reduction 0 with 485 rules applied. Total rules applied 487 place count 883 transition count 727
Reduce places removed 485 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 509 rules applied. Total rules applied 996 place count 398 transition count 703
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1009 place count 386 transition count 702
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1010 place count 385 transition count 702
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1010 place count 385 transition count 656
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 1102 place count 339 transition count 656
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1119 place count 322 transition count 629
Iterating global reduction 4 with 17 rules applied. Total rules applied 1136 place count 322 transition count 629
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 1139 place count 322 transition count 626
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1142 place count 319 transition count 626
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 1151 place count 310 transition count 614
Iterating global reduction 6 with 9 rules applied. Total rules applied 1160 place count 310 transition count 614
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1166 place count 310 transition count 608
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1168 place count 308 transition count 604
Iterating global reduction 7 with 2 rules applied. Total rules applied 1170 place count 308 transition count 604
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1172 place count 306 transition count 600
Iterating global reduction 7 with 2 rules applied. Total rules applied 1174 place count 306 transition count 600
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1176 place count 304 transition count 596
Iterating global reduction 7 with 2 rules applied. Total rules applied 1178 place count 304 transition count 596
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1180 place count 302 transition count 592
Iterating global reduction 7 with 2 rules applied. Total rules applied 1182 place count 302 transition count 592
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1183 place count 301 transition count 590
Iterating global reduction 7 with 1 rules applied. Total rules applied 1184 place count 301 transition count 590
Performed 138 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 138 places in 0 ms
Reduce places removed 138 places and 0 transitions.
Iterating global reduction 7 with 276 rules applied. Total rules applied 1460 place count 163 transition count 372
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 1475 place count 163 transition count 357
Discarding 6 places :
Symmetric choice reduction at 8 with 6 rule applications. Total rules 1481 place count 157 transition count 345
Iterating global reduction 8 with 6 rules applied. Total rules applied 1487 place count 157 transition count 345
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1488 place count 157 transition count 344
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 9 with 28 rules applied. Total rules applied 1516 place count 143 transition count 327
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 9 with 16 rules applied. Total rules applied 1532 place count 143 transition count 311
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1533 place count 142 transition count 307
Iterating global reduction 10 with 1 rules applied. Total rules applied 1534 place count 142 transition count 307
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 1536 place count 141 transition count 306
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 1570 place count 124 transition count 340
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 10 with 17 rules applied. Total rules applied 1587 place count 124 transition count 323
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 1596 place count 115 transition count 305
Iterating global reduction 11 with 9 rules applied. Total rules applied 1605 place count 115 transition count 305
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1611 place count 115 transition count 299
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 12 with 36 rules applied. Total rules applied 1647 place count 115 transition count 263
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1648 place count 114 transition count 262
Applied a total of 1648 rules in 130 ms. Remains 114 /1524 variables (removed 1410) and now considering 262/1951 (removed 1689) transitions.
[2026-05-23 04:39:01] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13788058766279849529.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8693795598759082869.kers'
[2026-05-23 04:39:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13788058766279849529.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8693795598759082869.kers]
Normalized transition count is 204 out of 205 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 204 rows 114 cols 602 entries
Finished phase 1 with 114 SingleSign rule and 0 generalized
[2026-05-23 04:39:01] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8693795598759082869.kers
Total runtime 1 ms.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants in 44 ms returned []
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 205 transitions (discarded 57 similar events)
[2026-05-23 04:39:02] [INFO ] Invariant cache hit.
[2026-05-23 04:39:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants and state equation in 122 ms returned [41, 74]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 169 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 112/1524 places, 262/1951 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 110 transition count 260
Applied a total of 4 rules in 12 ms. Remains 110 /112 variables (removed 2) and now considering 260/262 (removed 2) transitions.
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 203 transitions (discarded 57 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17290579737702210316.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14555249543987545930.kers'
[2026-05-23 04:39:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17290579737702210316.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14555249543987545930.kers]
Normalized transition count is 202 out of 203 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 202 rows 110 cols 618 entries
Finished phase 1 with 110 SingleSign rule and 0 generalized
[2026-05-23 04:39:02] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14555249543987545930.kers
Total runtime 2 ms.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 203 transitions (discarded 57 similar events)
[2026-05-23 04:39:02] [INFO ] Invariant cache hit.
[2026-05-23 04:39:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 165 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1524 places, 260/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 477 ms. Remains : 110/1524 places, 260/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-05
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-05 finished in 534 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1524 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Graph (trivial) has 1859 edges and 1524 vertex of which 693 / 1524 are part of one of the 62 SCC in 5 ms
Free SCC test removed 631 places
Ensure Unique test removed 734 transitions
Reduce isomorphic transitions removed 734 transitions.
Graph (complete) has 1388 edges and 893 vertex of which 884 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 484 transitions
Trivial Post-agglo rules discarded 484 transitions
Performed 484 trivial Post agglomeration. Transition count delta: 484
Iterating post reduction 0 with 484 rules applied. Total rules applied 486 place count 883 transition count 727
Reduce places removed 484 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 508 rules applied. Total rules applied 994 place count 399 transition count 703
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1006 place count 387 transition count 703
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 47 Pre rules applied. Total rules applied 1006 place count 387 transition count 656
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 3 with 94 rules applied. Total rules applied 1100 place count 340 transition count 656
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 1117 place count 323 transition count 629
Iterating global reduction 3 with 17 rules applied. Total rules applied 1134 place count 323 transition count 629
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 1137 place count 323 transition count 626
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1140 place count 320 transition count 626
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 1149 place count 311 transition count 614
Iterating global reduction 5 with 9 rules applied. Total rules applied 1158 place count 311 transition count 614
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1164 place count 311 transition count 608
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1166 place count 309 transition count 604
Iterating global reduction 6 with 2 rules applied. Total rules applied 1168 place count 309 transition count 604
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1170 place count 307 transition count 600
Iterating global reduction 6 with 2 rules applied. Total rules applied 1172 place count 307 transition count 600
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1174 place count 305 transition count 596
Iterating global reduction 6 with 2 rules applied. Total rules applied 1176 place count 305 transition count 596
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1178 place count 303 transition count 592
Iterating global reduction 6 with 2 rules applied. Total rules applied 1180 place count 303 transition count 592
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1181 place count 302 transition count 590
Iterating global reduction 6 with 1 rules applied. Total rules applied 1182 place count 302 transition count 590
Performed 137 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 137 places in 0 ms
Reduce places removed 137 places and 0 transitions.
Iterating global reduction 6 with 274 rules applied. Total rules applied 1456 place count 165 transition count 375
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 1471 place count 165 transition count 360
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 1477 place count 159 transition count 348
Iterating global reduction 7 with 6 rules applied. Total rules applied 1483 place count 159 transition count 348
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1484 place count 159 transition count 347
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 1510 place count 146 transition count 331
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 8 with 14 rules applied. Total rules applied 1524 place count 146 transition count 317
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1525 place count 145 transition count 313
Iterating global reduction 9 with 1 rules applied. Total rules applied 1526 place count 145 transition count 313
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 1528 place count 144 transition count 312
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1566 place count 125 transition count 346
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 9 with 20 rules applied. Total rules applied 1586 place count 125 transition count 326
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1595 place count 116 transition count 308
Iterating global reduction 10 with 9 rules applied. Total rules applied 1604 place count 116 transition count 308
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1610 place count 116 transition count 302
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 1647 place count 116 transition count 265
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 11 with 2 rules applied. Total rules applied 1649 place count 116 transition count 265
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 1650 place count 116 transition count 264
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1651 place count 115 transition count 263
Applied a total of 1651 rules in 112 ms. Remains 115 /1524 variables (removed 1409) and now considering 263/1951 (removed 1688) transitions.
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 207 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15891867629474629683.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1149997409064183658.kers'
[2026-05-23 04:39:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15891867629474629683.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1149997409064183658.kers]
Normalized transition count is 206 out of 207 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 206 rows 115 cols 608 entries
Finished phase 1 with 115 SingleSign rule and 0 generalized
[2026-05-23 04:39:02] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1149997409064183658.kers
Total runtime 1 ms.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 207 transitions (discarded 56 similar events)
[2026-05-23 04:39:02] [INFO ] Invariant cache hit.
[2026-05-23 04:39:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants and state equation in 227 ms returned [41, 76]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 277 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1524 places, 263/1951 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 111 transition count 261
Applied a total of 4 rules in 5 ms. Remains 111 /113 variables (removed 2) and now considering 261/263 (removed 2) transitions.
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 205 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4148660136687739451.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12092077567603667439.kers'
[2026-05-23 04:39:02] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4148660136687739451.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12092077567603667439.kers]
Normalized transition count is 204 out of 205 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 204 rows 111 cols 624 entries
Finished phase 1 with 111 SingleSign rule and 0 generalized
[2026-05-23 04:39:02] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12092077567603667439.kers
Total runtime 2 ms.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-23 04:39:02] [INFO ] Flow matrix only has 205 transitions (discarded 56 similar events)
[2026-05-23 04:39:02] [INFO ] Invariant cache hit.
[2026-05-23 04:39:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 04:39:02] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 146 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 111/1524 places, 261/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 540 ms. Remains : 111/1524 places, 261/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-06
Stuttering criterion allowed to conclude after 1520 steps with 202 reset in 16 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-06 finished in 616 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1524 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Graph (trivial) has 1860 edges and 1524 vertex of which 697 / 1524 are part of one of the 63 SCC in 2 ms
Free SCC test removed 634 places
Ensure Unique test removed 736 transitions
Reduce isomorphic transitions removed 736 transitions.
Graph (complete) has 1386 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 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 482 transitions
Trivial Post-agglo rules discarded 482 transitions
Performed 482 trivial Post agglomeration. Transition count delta: 482
Iterating post reduction 0 with 482 rules applied. Total rules applied 484 place count 880 transition count 727
Reduce places removed 482 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 506 rules applied. Total rules applied 990 place count 398 transition count 703
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1002 place count 386 transition count 703
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1002 place count 386 transition count 657
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 1094 place count 340 transition count 657
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 1111 place count 323 transition count 630
Iterating global reduction 3 with 17 rules applied. Total rules applied 1128 place count 323 transition count 630
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 1131 place count 323 transition count 627
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1134 place count 320 transition count 627
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 1143 place count 311 transition count 615
Iterating global reduction 5 with 9 rules applied. Total rules applied 1152 place count 311 transition count 615
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1158 place count 311 transition count 609
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1160 place count 309 transition count 605
Iterating global reduction 6 with 2 rules applied. Total rules applied 1162 place count 309 transition count 605
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 1164 place count 307 transition count 601
Iterating global reduction 6 with 2 rules applied. Total rules applied 1166 place count 307 transition count 601
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1167 place count 306 transition count 599
Iterating global reduction 6 with 1 rules applied. Total rules applied 1168 place count 306 transition count 599
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1169 place count 305 transition count 597
Iterating global reduction 6 with 1 rules applied. Total rules applied 1170 place count 305 transition count 597
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1171 place count 304 transition count 595
Iterating global reduction 6 with 1 rules applied. Total rules applied 1172 place count 304 transition count 595
Performed 139 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 139 places in 0 ms
Reduce places removed 139 places and 0 transitions.
Iterating global reduction 6 with 278 rules applied. Total rules applied 1450 place count 165 transition count 376
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 1465 place count 165 transition count 361
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 1471 place count 159 transition count 349
Iterating global reduction 7 with 6 rules applied. Total rules applied 1477 place count 159 transition count 349
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1478 place count 159 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 1506 place count 145 transition count 331
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 1522 place count 145 transition count 315
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -38
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 1556 place count 128 transition count 353
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Iterating post reduction 9 with 19 rules applied. Total rules applied 1575 place count 128 transition count 334
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1584 place count 119 transition count 316
Iterating global reduction 10 with 9 rules applied. Total rules applied 1593 place count 119 transition count 316
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 10 with 6 rules applied. Total rules applied 1599 place count 119 transition count 310
Drop transitions (Redundant composition of simpler transitions.) removed 41 transitions
Redundant transition composition rules discarded 41 transitions
Iterating global reduction 11 with 41 rules applied. Total rules applied 1640 place count 119 transition count 269
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 1641 place count 119 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 1642 place count 118 transition count 268
Applied a total of 1642 rules in 88 ms. Remains 118 /1524 variables (removed 1406) and now considering 268/1951 (removed 1683) transitions.
[2026-05-23 04:39:03] [INFO ] Flow matrix only has 211 transitions (discarded 57 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11924271566237231642.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-245937061231917038.kers'
[2026-05-23 04:39:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11924271566237231642.kers, --Pflows, --basisKERS=/tmp/petrispot-output-245937061231917038.kers]
Normalized transition count is 210 out of 211 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 210 rows 118 cols 613 entries
Finished phase 1 with 118 SingleSign rule and 0 generalized
[2026-05-23 04:39:03] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-245937061231917038.kers
Total runtime 4 ms.
[2026-05-23 04:39:03] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-23 04:39:03] [INFO ] Flow matrix only has 211 transitions (discarded 57 similar events)
[2026-05-23 04:39:03] [INFO ] Invariant cache hit.
[2026-05-23 04:39:03] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 04:39:03] [INFO ] Implicit Places using invariants and state equation in 148 ms returned [45, 78]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 200 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/1524 places, 268/1951 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 114 transition count 266
Applied a total of 4 rules in 7 ms. Remains 114 /116 variables (removed 2) and now considering 266/268 (removed 2) transitions.
[2026-05-23 04:39:03] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5636319355078654667.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2646297253970319864.kers'
[2026-05-23 04:39:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5636319355078654667.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2646297253970319864.kers]
Normalized transition count is 208 out of 209 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 208 rows 114 cols 629 entries
Finished phase 1 with 114 SingleSign rule and 0 generalized
[2026-05-23 04:39:03] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-2646297253970319864.kers
Total runtime 1 ms.
[2026-05-23 04:39:03] [INFO ] Implicit Places using invariants in 43 ms returned []
[2026-05-23 04:39:03] [INFO ] Flow matrix only has 209 transitions (discarded 57 similar events)
[2026-05-23 04:39:03] [INFO ] Invariant cache hit.
[2026-05-23 04:39:03] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 04:39:03] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 114/1524 places, 266/1951 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 449 ms. Remains : 114/1524 places, 266/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-08
Stuttering criterion allowed to conclude after 3604 steps with 464 reset in 7 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-08 finished in 518 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1513 transition count 1939
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1513 transition count 1939
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 1513 transition count 1937
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 1507 transition count 1930
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 1507 transition count 1930
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 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 1506 transition count 1928
Applied a total of 39 rules in 177 ms. Remains 1506 /1524 variables (removed 18) and now considering 1928/1951 (removed 23) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4312491055713882519.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1950146952203354519.kers'
[2026-05-23 04:39:03] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4312491055713882519.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1950146952203354519.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1928 rows 1506 cols 4027 entries
Finished phase 1 with 1501 SingleSign rule and 1 generalized
[2026-05-23 04:39:03] [INFO ] Computed 4 invariants in 9 ms
Computed 4 P flows in 10 ms.
Exported basis to /tmp/petrispot-output-1950146952203354519.kers
Total runtime 13 ms.
[2026-05-23 04:39:03] [INFO ] Implicit Places using invariants in 242 ms returned []
[2026-05-23 04:39:03] [INFO ] Invariant cache hit.
[2026-05-23 04:39:04] [INFO ] Implicit Places using invariants and state equation in 899 ms returned []
Implicit Place search using SMT with State Equation took 1143 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2026-05-23 04:39:04] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60448ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60451ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1524 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61780 ms. Remains : 1506/1524 places, 1928/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Stuttering acceptance computed with spot in 132 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-09
Product exploration explored 100000 steps with 33333 reset in 330 ms.
Product exploration explored 100000 steps with 33333 reset in 327 ms.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2105 edges and 1506 vertex of which 1497 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.5 ms
Computed a total of 27 stabilizing places and 29 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 2 factoid took 20 ms. Proved property starting from automaton with 4 states, 4 edges and 1 AP (stutter sensitive
Knowledge-based reduction took 31 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-09 finished in 62645 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 1 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1513 transition count 1939
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1513 transition count 1939
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 1513 transition count 1937
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 1507 transition count 1930
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 1507 transition count 1930
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 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 1506 transition count 1928
Applied a total of 39 rules in 233 ms. Remains 1506 /1524 variables (removed 18) and now considering 1928/1951 (removed 23) transitions.
[2026-05-23 04:40:06] [INFO ] Invariant cache hit.
[2026-05-23 04:40:06] [INFO ] Implicit Places using invariants in 231 ms returned []
[2026-05-23 04:40:06] [INFO ] Invariant cache hit.
[2026-05-23 04:40:07] [INFO ] Implicit Places using invariants and state equation in 953 ms returned []
Implicit Place search using SMT with State Equation took 1187 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 1506/1524 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1422 ms. Remains : 1506/1524 places, 1928/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Stuttering acceptance computed with spot in 144 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-10 finished in 1602 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1513 transition count 1939
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1513 transition count 1939
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 1513 transition count 1937
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 1507 transition count 1930
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 1507 transition count 1930
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 1507 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 1506 transition count 1928
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 1506 transition count 1928
Applied a total of 39 rules in 228 ms. Remains 1506 /1524 variables (removed 18) and now considering 1928/1951 (removed 23) transitions.
[2026-05-23 04:40:07] [INFO ] Invariant cache hit.
[2026-05-23 04:40:08] [INFO ] Implicit Places using invariants in 202 ms returned []
[2026-05-23 04:40:08] [INFO ] Invariant cache hit.
[2026-05-23 04:40:09] [INFO ] Implicit Places using invariants and state equation in 918 ms returned []
Implicit Place search using SMT with State Equation took 1122 ms to find 0 implicit places.
Skipped dead transition search.
Starting structural reductions in LTL mode, iteration 1 : 1506/1524 places, 1928/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1351 ms. Remains : 1506/1524 places, 1928/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-13 finished in 1473 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p1 U X(X(!p1)))))'
Support contains 4 out of 1524 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1524/1524 places, 1951/1951 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 1516 transition count 1942
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 1516 transition count 1942
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 21 place count 1511 transition count 1936
Iterating global reduction 0 with 5 rules applied. Total rules applied 26 place count 1511 transition count 1936
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 27 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 28 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 29 place count 1510 transition count 1934
Applied a total of 29 rules in 239 ms. Remains 1510 /1524 variables (removed 14) and now considering 1934/1951 (removed 17) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17362348740189904318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1170919627324484143.kers'
[2026-05-23 04:40:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17362348740189904318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1170919627324484143.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1934 rows 1510 cols 4039 entries
Finished phase 1 with 1505 SingleSign rule and 1 generalized
[2026-05-23 04:40:09] [INFO ] Computed 4 invariants in 15 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-1170919627324484143.kers
Total runtime 18 ms.
[2026-05-23 04:40:09] [INFO ] Implicit Places using invariants in 235 ms returned []
[2026-05-23 04:40:09] [INFO ] Invariant cache hit.
[2026-05-23 04:40:10] [INFO ] Implicit Places using invariants and state equation in 935 ms returned []
Implicit Place search using SMT with State Equation took 1172 ms to find 0 implicit places.
Running 1933 sub problems to find dead transitions.
[2026-05-23 04:40:10] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3444 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 1933/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1933 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1509/3444 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 0/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60450ms problems are : Problem set: 0 solved, 1933 unsolved
Search for dead transitions found 0 dead transitions in 60452ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1524 places, 1934/1951 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61872 ms. Remains : 1510/1524 places, 1934/1951 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&(p1 U X(X(!p1)))))'
Stuttering acceptance computed with spot in 327 ms :[(OR (NOT p0) p1), (NOT p0), p1, p1, p1, true, p1, p1]
Running random walk in product with property : CloudReconfiguration-PT-314-LTLCardinality-15
Stuttering criterion allowed to conclude after 245 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-314-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-314-LTLCardinality-15 finished in 62252 ms.
All properties solved by simple procedures.
Total runtime 334277 ms.
BK_STOP 1779511271525
--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-314"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-314, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967600219"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-314.tgz
mv CloudReconfiguration-PT-314 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
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 ;