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-177946967500131.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-303, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967500131
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.8K Mar 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 6 08:55 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 4.0K Mar 15 08:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 15 08:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Mar 6 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 94K Mar 6 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Mar 6 08:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K Mar 6 08:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:22 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-303-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-303-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779499934253

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-303
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 01:32:15] [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 01:32:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 01:32:15] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2026-05-23 01:32:15] [INFO ] Transformed 2584 places.
[2026-05-23 01:32:15] [INFO ] Transformed 3094 transitions.
[2026-05-23 01:32:15] [INFO ] Found NUPN structural information;
[2026-05-23 01:32:15] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 252 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-303-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-303-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 36 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 513 places :
Symmetric choice reduction at 0 with 513 rule applications. Total rules 513 place count 2071 transition count 2581
Iterating global reduction 0 with 513 rules applied. Total rules applied 1026 place count 2071 transition count 2581
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 0 with 28 rules applied. Total rules applied 1054 place count 2071 transition count 2553
Discarding 233 places :
Symmetric choice reduction at 1 with 233 rule applications. Total rules 1287 place count 1838 transition count 2320
Iterating global reduction 1 with 233 rules applied. Total rules applied 1520 place count 1838 transition count 2320
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1609 place count 1749 transition count 2231
Iterating global reduction 1 with 89 rules applied. Total rules applied 1698 place count 1749 transition count 2231
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 1 with 16 rules applied. Total rules applied 1714 place count 1749 transition count 2215
Discarding 49 places :
Symmetric choice reduction at 2 with 49 rule applications. Total rules 1763 place count 1700 transition count 2166
Iterating global reduction 2 with 49 rules applied. Total rules applied 1812 place count 1700 transition count 2166
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1821 place count 1700 transition count 2157
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 1860 place count 1661 transition count 2113
Iterating global reduction 3 with 39 rules applied. Total rules applied 1899 place count 1661 transition count 2113
Discarding 24 places :
Symmetric choice reduction at 3 with 24 rule applications. Total rules 1923 place count 1637 transition count 2089
Iterating global reduction 3 with 24 rules applied. Total rules applied 1947 place count 1637 transition count 2089
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 1969 place count 1615 transition count 2067
Iterating global reduction 3 with 22 rules applied. Total rules applied 1991 place count 1615 transition count 2067
Discarding 22 places :
Symmetric choice reduction at 3 with 22 rule applications. Total rules 2013 place count 1593 transition count 2045
Iterating global reduction 3 with 22 rules applied. Total rules applied 2035 place count 1593 transition count 2045
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 2053 place count 1575 transition count 2017
Iterating global reduction 3 with 18 rules applied. Total rules applied 2071 place count 1575 transition count 2017
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2078 place count 1568 transition count 2005
Iterating global reduction 3 with 7 rules applied. Total rules applied 2085 place count 1568 transition count 2005
Discarding 7 places :
Symmetric choice reduction at 3 with 7 rule applications. Total rules 2092 place count 1561 transition count 1995
Iterating global reduction 3 with 7 rules applied. Total rules applied 2099 place count 1561 transition count 1995
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2101 place count 1561 transition count 1993
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 2104 place count 1558 transition count 1990
Iterating global reduction 4 with 3 rules applied. Total rules applied 2107 place count 1558 transition count 1990
Applied a total of 2107 rules in 1641 ms. Remains 1558 /2584 variables (removed 1026) and now considering 1990/3094 (removed 1104) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2107165913830926833.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10520632348808172450.kers'
[2026-05-23 01:32:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2107165913830926833.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10520632348808172450.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1990 rows 1558 cols 4151 entries
Finished phase 1 with 1553 SingleSign rule and 1 generalized
[2026-05-23 01:32:17] [INFO ] Computed 4 invariants in 11 ms
Computed 4 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-10520632348808172450.kers
Total runtime 14 ms.
[2026-05-23 01:32:18] [INFO ] Implicit Places using invariants in 455 ms returned []
[2026-05-23 01:32:18] [INFO ] Invariant cache hit.
[2026-05-23 01:32:19] [INFO ] Implicit Places using invariants and state equation in 1033 ms returned [1547]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1526 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1557/2584 places, 1990/3094 transitions.
Applied a total of 0 rules in 53 ms. Remains 1557 /1557 variables (removed 0) and now considering 1990/1990 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3236 ms. Remains : 1557/2584 places, 1990/3094 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Applied a total of 0 rules in 57 ms. Remains 1557 /1557 variables (removed 0) and now considering 1990/1990 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-814038668758196006.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15549860985289362866.kers'
[2026-05-23 01:32:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-814038668758196006.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15549860985289362866.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1990 rows 1557 cols 4149 entries
Finished phase 1 with 1553 SingleSign rule and 1 generalized
[2026-05-23 01:32:19] [INFO ] Computed 3 invariants in 15 ms
Computed 3 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-15549860985289362866.kers
Total runtime 18 ms.
[2026-05-23 01:32:19] [INFO ] Implicit Places using invariants in 273 ms returned []
[2026-05-23 01:32:19] [INFO ] Invariant cache hit.
[2026-05-23 01:32:20] [INFO ] Implicit Places using invariants and state equation in 1011 ms returned []
Implicit Place search using SMT with State Equation took 1286 ms to find 0 implicit places.
Running 1989 sub problems to find dead transitions.
[2026-05-23 01:32:20] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1556 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1989 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1556/3547 variables, and 3 constraints, problems are : Problem set: 0 solved, 1989 unsolved in 30068 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1557 constraints, PredecessorRefiner: 1989/1989 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1989 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1556 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1989 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1556/3547 variables, and 3 constraints, problems are : Problem set: 0 solved, 1989 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1557 constraints, PredecessorRefiner: 0/1989 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60621ms problems are : Problem set: 0 solved, 1989 unsolved
Search for dead transitions found 0 dead transitions in 60643ms
Finished structural reductions in LTL mode , in 1 iterations and 62022 ms. Remains : 1557/1557 places, 1990/1990 transitions.
Support contains 36 out of 1557 places after structural reductions.
[2026-05-23 01:33:21] [INFO ] Flatten gal took : 134 ms
[2026-05-23 01:33:21] [INFO ] Flatten gal took : 77 ms
[2026-05-23 01:33:21] [INFO ] Input system was already deterministic with 1990 transitions.
Support contains 28 out of 1557 places (down from 36) after GAL structural reductions.
RANDOM walk for 40000 steps (430 resets) in 1184 ms. (33 steps per ms) remains 11/14 properties
BEST_FIRST walk for 40003 steps (141 resets) in 209 ms. (190 steps per ms) remains 8/11 properties
BEST_FIRST walk for 40002 steps (151 resets) in 158 ms. (251 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (139 resets) in 115 ms. (344 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (148 resets) in 151 ms. (263 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (139 resets) in 115 ms. (344 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (137 resets) in 125 ms. (317 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (135 resets) in 147 ms. (270 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (144 resets) in 141 ms. (281 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (144 resets) in 133 ms. (298 steps per ms) remains 8/8 properties
[2026-05-23 01:33:22] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1534 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1534 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1972/3506 variables, 1534/1537 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3506 variables, 0/1537 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 7/3513 variables, 5/1542 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3513 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 6/3519 variables, 3/1545 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3519 variables, 0/1545 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 6/3525 variables, 3/1548 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3525 variables, 0/1548 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 6/3531 variables, 3/1551 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3531 variables, 0/1551 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 3/3534 variables, 2/1553 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3534 variables, 0/1553 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 2/3536 variables, 1/1554 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3536 variables, 0/1554 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 2/3538 variables, 1/1555 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3538 variables, 0/1555 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (OVERLAPS) 2/3540 variables, 1/1556 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3540 variables, 0/1556 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 21 (OVERLAPS) 2/3542 variables, 1/1557 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3542 variables, 0/1557 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (OVERLAPS) 2/3544 variables, 1/1558 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3544 variables, 0/1558 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 25 (OVERLAPS) 2/3546 variables, 1/1559 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3546/3547 variables, and 1559 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5014 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1556/1557 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 1514/1534 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1534 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 1972/3506 variables, 1534/1537 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3506 variables, 8/1545 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3506 variables, 0/1545 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 7/3513 variables, 5/1550 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3513 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 6/3519 variables, 3/1553 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3519 variables, 0/1553 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (OVERLAPS) 6/3525 variables, 3/1556 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3525 variables, 0/1556 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (OVERLAPS) 6/3531 variables, 3/1559 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3531/3547 variables, and 1559 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5014 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1548/1557 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10044ms problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 20 out of 1557 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Graph (trivial) has 1860 edges and 1557 vertex of which 642 / 1557 are part of one of the 63 SCC in 15 ms
Free SCC test removed 579 places
Drop transitions (Empty/Sink Transition effects.) removed 732 transitions
Reduce isomorphic transitions removed 732 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 520 transitions
Trivial Post-agglo rules discarded 520 transitions
Performed 520 trivial Post agglomeration. Transition count delta: 520
Iterating post reduction 0 with 520 rules applied. Total rules applied 521 place count 978 transition count 738
Reduce places removed 520 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 576 rules applied. Total rules applied 1097 place count 458 transition count 682
Reduce places removed 36 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 2 with 43 rules applied. Total rules applied 1140 place count 422 transition count 675
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 1147 place count 415 transition count 675
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 56 Pre rules applied. Total rules applied 1147 place count 415 transition count 619
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 4 with 112 rules applied. Total rules applied 1259 place count 359 transition count 619
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 1264 place count 354 transition count 613
Iterating global reduction 4 with 5 rules applied. Total rules applied 1269 place count 354 transition count 613
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 1 rules applied. Total rules applied 1270 place count 354 transition count 612
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1271 place count 353 transition count 612
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 1275 place count 349 transition count 608
Iterating global reduction 6 with 4 rules applied. Total rules applied 1279 place count 349 transition count 608
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 1282 place count 349 transition count 605
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1283 place count 348 transition count 603
Iterating global reduction 7 with 1 rules applied. Total rules applied 1284 place count 348 transition count 603
Performed 174 Post agglomeration using F-continuation condition with reduction of 105 identical transitions.
Deduced a syphon composed of 174 places in 0 ms
Reduce places removed 174 places and 0 transitions.
Iterating global reduction 7 with 348 rules applied. Total rules applied 1632 place count 174 transition count 324
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 7 with 21 rules applied. Total rules applied 1653 place count 174 transition count 303
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1657 place count 170 transition count 299
Iterating global reduction 8 with 4 rules applied. Total rules applied 1661 place count 170 transition count 299
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1662 place count 169 transition count 298
Iterating global reduction 8 with 1 rules applied. Total rules applied 1663 place count 169 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1664 place count 169 transition count 297
Performed 11 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 9 with 22 rules applied. Total rules applied 1686 place count 158 transition count 285
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1700 place count 158 transition count 271
Performed 36 Post agglomeration using F-continuation condition with reduction of 17 identical transitions.
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 10 with 72 rules applied. Total rules applied 1772 place count 122 transition count 305
Ensure Unique test removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Iterating post reduction 10 with 28 rules applied. Total rules applied 1800 place count 122 transition count 277
Discarding 17 places :
Symmetric choice reduction at 11 with 17 rule applications. Total rules 1817 place count 105 transition count 243
Iterating global reduction 11 with 17 rules applied. Total rules applied 1834 place count 105 transition count 243
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 1842 place count 105 transition count 235
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 1845 place count 102 transition count 229
Iterating global reduction 12 with 3 rules applied. Total rules applied 1848 place count 102 transition count 229
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 1849 place count 102 transition count 228
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 13 with 7 rules applied. Total rules applied 1856 place count 102 transition count 221
Free-agglomeration rule applied 7 times.
Iterating global reduction 13 with 7 rules applied. Total rules applied 1863 place count 102 transition count 214
Reduce places removed 7 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 8 rules applied. Total rules applied 1871 place count 95 transition count 213
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 14 with 2 rules applied. Total rules applied 1873 place count 95 transition count 211
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 14 with 4 rules applied. Total rules applied 1877 place count 95 transition count 211
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1878 place count 95 transition count 210
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1879 place count 94 transition count 209
Applied a total of 1879 rules in 176 ms. Remains 94 /1557 variables (removed 1463) and now considering 209/1990 (removed 1781) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 94/1557 places, 209/1990 transitions.
RANDOM walk for 40000 steps (404 resets) in 405 ms. (98 steps per ms) remains 0/8 properties
FORMULA CloudReconfiguration-PT-303-LTLCardinality-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2165 edges and 1557 vertex of which 1549 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.20 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' '!(G((F(p0)&&(p1 U (p2||G(p1))))))'
Support contains 5 out of 1557 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Graph (trivial) has 1893 edges and 1557 vertex of which 665 / 1557 are part of one of the 62 SCC in 3 ms
Free SCC test removed 603 places
Ensure Unique test removed 702 transitions
Reduce isomorphic transitions removed 702 transitions.
Graph (complete) has 1460 edges and 954 vertex of which 946 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 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 519 transitions
Trivial Post-agglo rules discarded 519 transitions
Performed 519 trivial Post agglomeration. Transition count delta: 519
Iterating post reduction 0 with 519 rules applied. Total rules applied 521 place count 945 transition count 763
Reduce places removed 519 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 544 rules applied. Total rules applied 1065 place count 426 transition count 738
Reduce places removed 13 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 1080 place count 413 transition count 736
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1082 place count 411 transition count 736
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 1082 place count 411 transition count 685
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1184 place count 360 transition count 685
Discarding 12 places :
Symmetric choice reduction at 4 with 12 rule applications. Total rules 1196 place count 348 transition count 664
Iterating global reduction 4 with 12 rules applied. Total rules applied 1208 place count 348 transition count 664
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 1 rules applied. Total rules applied 1209 place count 348 transition count 663
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1210 place count 347 transition count 663
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1218 place count 339 transition count 650
Iterating global reduction 6 with 8 rules applied. Total rules applied 1226 place count 339 transition count 650
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1230 place count 339 transition count 646
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1232 place count 337 transition count 642
Iterating global reduction 7 with 2 rules applied. Total rules applied 1234 place count 337 transition count 642
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1236 place count 335 transition count 638
Iterating global reduction 7 with 2 rules applied. Total rules applied 1238 place count 335 transition count 638
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1240 place count 333 transition count 634
Iterating global reduction 7 with 2 rules applied. Total rules applied 1242 place count 333 transition count 634
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1244 place count 331 transition count 630
Iterating global reduction 7 with 2 rules applied. Total rules applied 1246 place count 331 transition count 630
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1248 place count 329 transition count 626
Iterating global reduction 7 with 2 rules applied. Total rules applied 1250 place count 329 transition count 626
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1252 place count 327 transition count 612
Iterating global reduction 7 with 2 rules applied. Total rules applied 1254 place count 327 transition count 612
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 1 rules applied. Total rules applied 1255 place count 327 transition count 611
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1256 place count 326 transition count 611
Performed 153 Post agglomeration using F-continuation condition with reduction of 87 identical transitions.
Deduced a syphon composed of 153 places in 0 ms
Reduce places removed 153 places and 0 transitions.
Iterating global reduction 9 with 306 rules applied. Total rules applied 1562 place count 173 transition count 371
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 9 with 13 rules applied. Total rules applied 1575 place count 173 transition count 358
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1577 place count 172 transition count 357
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 1582 place count 167 transition count 351
Iterating global reduction 11 with 5 rules applied. Total rules applied 1587 place count 167 transition count 351
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1588 place count 166 transition count 350
Iterating global reduction 11 with 1 rules applied. Total rules applied 1589 place count 166 transition count 350
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1590 place count 166 transition count 349
Performed 10 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 12 with 20 rules applied. Total rules applied 1610 place count 156 transition count 338
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 12 with 10 rules applied. Total rules applied 1620 place count 156 transition count 328
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: -36
Deduced a syphon composed of 22 places in 0 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 13 with 44 rules applied. Total rules applied 1664 place count 134 transition count 364
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 13 with 21 rules applied. Total rules applied 1685 place count 134 transition count 343
Discarding 9 places :
Symmetric choice reduction at 14 with 9 rule applications. Total rules 1694 place count 125 transition count 325
Iterating global reduction 14 with 9 rules applied. Total rules applied 1703 place count 125 transition count 325
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 1709 place count 125 transition count 319
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 15 with 36 rules applied. Total rules applied 1745 place count 125 transition count 283
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1746 place count 124 transition count 282
Applied a total of 1746 rules in 168 ms. Remains 124 /1557 variables (removed 1433) and now considering 282/1990 (removed 1708) transitions.
[2026-05-23 01:33:33] [INFO ] Flow matrix only has 226 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-12634936011530310873.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16125855716489686419.kers'
[2026-05-23 01:33:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12634936011530310873.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16125855716489686419.kers]
Normalized transition count is 225 out of 226 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 225 rows 124 cols 666 entries
Finished phase 1 with 124 SingleSign rule and 0 generalized
[2026-05-23 01:33:33] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16125855716489686419.kers
Total runtime 2 ms.
[2026-05-23 01:33:33] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-23 01:33:33] [INFO ] Flow matrix only has 226 transitions (discarded 56 similar events)
[2026-05-23 01:33:33] [INFO ] Invariant cache hit.
[2026-05-23 01:33:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 01:33:33] [INFO ] Implicit Places using invariants and state equation in 131 ms returned [8, 47, 85]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 186 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 121/1557 places, 282/1990 transitions.
Reduce places removed 1 places and 1 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 118 transition count 279
Applied a total of 4 rules in 8 ms. Remains 118 /121 variables (removed 3) and now considering 279/282 (removed 3) transitions.
[2026-05-23 01:33:33] [INFO ] Flow matrix only has 223 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-11990108001032220631.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7280907809851995539.kers'
[2026-05-23 01:33:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11990108001032220631.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7280907809851995539.kers]
Normalized transition count is 222 out of 223 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 222 rows 118 cols 665 entries
Finished phase 1 with 118 SingleSign rule and 0 generalized
[2026-05-23 01:33:33] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-7280907809851995539.kers
Total runtime 1 ms.
[2026-05-23 01:33:33] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-23 01:33:33] [INFO ] Flow matrix only has 223 transitions (discarded 56 similar events)
[2026-05-23 01:33:33] [INFO ] Invariant cache hit.
[2026-05-23 01:33:33] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 01:33:33] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 118/1557 places, 279/1990 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 494 ms. Remains : 118/1557 places, 279/1990 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' '!(G((F(p0)&&(p1 U (p2||G(p1))))))'
Stuttering acceptance computed with spot in 237 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-01
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 3 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-01 finished in 806 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' '!(((p0 U p1) U X(X(!p1))))'
Support contains 4 out of 1557 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 1538 transition count 1971
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 1538 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 39 place count 1538 transition count 1970
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 53 place count 1524 transition count 1956
Iterating global reduction 1 with 14 rules applied. Total rules applied 67 place count 1524 transition count 1956
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 68 place count 1524 transition count 1955
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 74 place count 1518 transition count 1948
Iterating global reduction 2 with 6 rules applied. Total rules applied 80 place count 1518 transition count 1948
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 85 place count 1513 transition count 1939
Iterating global reduction 2 with 5 rules applied. Total rules applied 90 place count 1513 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 92 place count 1511 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 94 place count 1511 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 96 place count 1509 transition count 1934
Iterating global reduction 2 with 2 rules applied. Total rules applied 98 place count 1509 transition count 1934
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 99 place count 1509 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 100 place count 1508 transition count 1932
Iterating global reduction 3 with 1 rules applied. Total rules applied 101 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 102 place count 1507 transition count 1931
Iterating global reduction 3 with 1 rules applied. Total rules applied 103 place count 1507 transition count 1931
Applied a total of 103 rules in 611 ms. Remains 1507 /1557 variables (removed 50) and now considering 1931/1990 (removed 59) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13854179988508943115.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12154319526509364124.kers'
[2026-05-23 01:33:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13854179988508943115.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12154319526509364124.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1931 rows 1507 cols 4029 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 01:33:34] [INFO ] Computed 3 invariants in 12 ms
Computed 3 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-12154319526509364124.kers
Total runtime 14 ms.
[2026-05-23 01:33:34] [INFO ] Implicit Places using invariants in 238 ms returned []
[2026-05-23 01:33:34] [INFO ] Invariant cache hit.
[2026-05-23 01:33:35] [INFO ] Implicit Places using invariants and state equation in 888 ms returned []
Implicit Place search using SMT with State Equation took 1128 ms to find 0 implicit places.
Running 1930 sub problems to find dead transitions.
[2026-05-23 01:33:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3438 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 1930/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1930 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1930 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3438 variables, and 3 constraints, problems are : Problem set: 0 solved, 1930 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1930 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60475ms problems are : Problem set: 0 solved, 1930 unsolved
Search for dead transitions found 0 dead transitions in 60480ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1557 places, 1931/1990 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62230 ms. Remains : 1507/1557 places, 1931/1990 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' '!(((p0 U p1) U X(X(!p1))))'
Stuttering acceptance computed with spot in 359 ms :[p1, p1, p1, true, p1, p1, p1, p1]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-03
Stuttering criterion allowed to conclude after 51 steps with 0 reset in 2 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-03 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(X(X(X(X(G(p0))))))))'
Support contains 2 out of 1557 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 1538 transition count 1971
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 1538 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 39 place count 1538 transition count 1970
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 53 place count 1524 transition count 1956
Iterating global reduction 1 with 14 rules applied. Total rules applied 67 place count 1524 transition count 1956
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 69 place count 1524 transition count 1954
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 75 place count 1518 transition count 1947
Iterating global reduction 2 with 6 rules applied. Total rules applied 81 place count 1518 transition count 1947
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 86 place count 1513 transition count 1938
Iterating global reduction 2 with 5 rules applied. Total rules applied 91 place count 1513 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 93 place count 1511 transition count 1935
Iterating global reduction 2 with 2 rules applied. Total rules applied 95 place count 1511 transition count 1935
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 97 place count 1509 transition count 1933
Iterating global reduction 2 with 2 rules applied. Total rules applied 99 place count 1509 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 100 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 101 place count 1508 transition count 1931
Iterating global reduction 3 with 1 rules applied. Total rules applied 102 place count 1508 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 103 place count 1507 transition count 1930
Iterating global reduction 3 with 1 rules applied. Total rules applied 104 place count 1507 transition count 1930
Applied a total of 104 rules in 527 ms. Remains 1507 /1557 variables (removed 50) and now considering 1930/1990 (removed 60) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3780650319979152826.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11405611956216827991.kers'
[2026-05-23 01:34:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3780650319979152826.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11405611956216827991.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1930 rows 1507 cols 4027 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 01:34:37] [INFO ] Computed 3 invariants in 13 ms
Computed 3 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-11405611956216827991.kers
Total runtime 16 ms.
[2026-05-23 01:34:37] [INFO ] Implicit Places using invariants in 243 ms returned []
[2026-05-23 01:34:37] [INFO ] Invariant cache hit.
[2026-05-23 01:34:38] [INFO ] Implicit Places using invariants and state equation in 957 ms returned []
Implicit Place search using SMT with State Equation took 1203 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2026-05-23 01:34:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1506/3437 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 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) 0/1506 variables, 3/3 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 1506/3437 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1507 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60429ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60433ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1557 places, 1930/1990 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62174 ms. Remains : 1507/1557 places, 1930/1990 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(X(X(X(X(G(p0))))))))'
Stuttering acceptance computed with spot in 327 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-05
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-05 finished in 62549 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' '!(G((F(p0)||(F(!p1) U X(p2)))))'
Support contains 6 out of 1557 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 1540 transition count 1973
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 1540 transition count 1973
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 1540 transition count 1972
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 48 place count 1527 transition count 1959
Iterating global reduction 1 with 13 rules applied. Total rules applied 61 place count 1527 transition count 1959
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 63 place count 1527 transition count 1957
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 69 place count 1521 transition count 1950
Iterating global reduction 2 with 6 rules applied. Total rules applied 75 place count 1521 transition count 1950
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 80 place count 1516 transition count 1941
Iterating global reduction 2 with 5 rules applied. Total rules applied 85 place count 1516 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 87 place count 1514 transition count 1938
Iterating global reduction 2 with 2 rules applied. Total rules applied 89 place count 1514 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 91 place count 1512 transition count 1936
Iterating global reduction 2 with 2 rules applied. Total rules applied 93 place count 1512 transition count 1936
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 94 place count 1512 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 95 place count 1511 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 96 place count 1511 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 97 place count 1510 transition count 1933
Iterating global reduction 3 with 1 rules applied. Total rules applied 98 place count 1510 transition count 1933
Applied a total of 98 rules in 501 ms. Remains 1510 /1557 variables (removed 47) and now considering 1933/1990 (removed 57) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6500635909534803778.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4793268865824119552.kers'
[2026-05-23 01:35:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6500635909534803778.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4793268865824119552.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1933 rows 1510 cols 4033 entries
Finished phase 1 with 1506 SingleSign rule and 1 generalized
[2026-05-23 01:35:39] [INFO ] Computed 3 invariants in 8 ms
Computed 3 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-4793268865824119552.kers
Total runtime 12 ms.
[2026-05-23 01:35:39] [INFO ] Implicit Places using invariants in 226 ms returned []
[2026-05-23 01:35:39] [INFO ] Invariant cache hit.
[2026-05-23 01:35:40] [INFO ] Implicit Places using invariants and state equation in 940 ms returned []
Implicit Place search using SMT with State Equation took 1167 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2026-05-23 01:35:40] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 3/3 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 3 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 3/3 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, 3/3 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1509/3443 variables, and 3 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 3/3 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 60450ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60453ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1557 places, 1933/1990 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62129 ms. Remains : 1510/1557 places, 1933/1990 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' '!(G((F(p0)||(F(!p1) U X(p2)))))'
Stuttering acceptance computed with spot in 179 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-06
Product exploration explored 100000 steps with 1111 reset in 221 ms.
Product exploration explored 100000 steps with 1063 reset in 216 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2106 edges and 1510 vertex of which 1502 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.8 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge based reduction with 12 factoid took 79 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (411 resets) in 267 ms. (149 steps per ms) remains 3/6 properties
BEST_FIRST walk for 40004 steps (127 resets) in 209 ms. (190 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (148 resets) in 128 ms. (310 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (147 resets) in 82 ms. (481 steps per ms) remains 3/3 properties
[2026-05-23 01:36:42] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1481/1487 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1487 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1915/3402 variables, 1487/1490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3402 variables, 0/1490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 7/3409 variables, 5/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3409 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 6/3415 variables, 3/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3415 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 6/3421 variables, 3/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3421 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 6/3427 variables, 3/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3427 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/3430 variables, 2/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3430 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 2/3432 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3432 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 2/3434 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3434 variables, 0/1508 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 2/3436 variables, 1/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3436 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/3438 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3438 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/3440 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3440 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 2/3442 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/3442 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (OVERLAPS) 1/3443 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/3443 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 0/3443 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 3443/3443 variables, and 1513 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2583 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1510/1510 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1481/1487 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1487 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1915/3402 variables, 1487/1490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3402 variables, 3/1493 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3402 variables, 0/1493 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 7/3409 variables, 5/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3409 variables, 0/1498 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 6/3415 variables, 3/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3415 variables, 0/1501 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 6/3421 variables, 3/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3421 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 6/3427 variables, 3/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/3427 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 3/3430 variables, 2/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/3430 variables, 0/1509 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 2/3432 variables, 1/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/3432 variables, 0/1510 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 2/3434 variables, 1/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/3434 variables, 0/1511 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 2/3436 variables, 1/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/3436 variables, 0/1512 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 2/3438 variables, 1/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/3438 variables, 0/1513 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 2/3440 variables, 1/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/3440 variables, 0/1514 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 2/3442 variables, 1/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/3442 variables, 0/1515 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf3 is UNSAT
Problem apf4 is UNSAT
At refinement iteration 28 (OVERLAPS) 1/3443 variables, 1/1516 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/3443 variables, 0/1516 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3443/3443 variables, and 1516 constraints, problems are : Problem set: 2 solved, 1 unsolved in 5013 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1510/1510 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7607ms problems are : Problem set: 2 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 1510 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1510/1510 places, 1933/1933 transitions.
Graph (trivial) has 1840 edges and 1510 vertex of which 693 / 1510 are part of one of the 64 SCC in 2 ms
Free SCC test removed 629 places
Drop transitions (Empty/Sink Transition effects.) removed 793 transitions
Reduce isomorphic transitions removed 793 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 491 transitions
Trivial Post-agglo rules discarded 491 transitions
Performed 491 trivial Post agglomeration. Transition count delta: 491
Iterating post reduction 0 with 491 rules applied. Total rules applied 492 place count 881 transition count 649
Reduce places removed 491 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 38 transitions
Trivial Post-agglo rules discarded 38 transitions
Performed 38 trivial Post agglomeration. Transition count delta: 38
Iterating post reduction 1 with 550 rules applied. Total rules applied 1042 place count 390 transition count 590
Reduce places removed 38 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 39 rules applied. Total rules applied 1081 place count 352 transition count 589
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1082 place count 351 transition count 589
Performed 50 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 50 Pre rules applied. Total rules applied 1082 place count 351 transition count 539
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 4 with 100 rules applied. Total rules applied 1182 place count 301 transition count 539
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1193 place count 290 transition count 523
Iterating global reduction 4 with 11 rules applied. Total rules applied 1204 place count 290 transition count 523
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 1207 place count 290 transition count 520
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1210 place count 287 transition count 520
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1217 place count 280 transition count 512
Iterating global reduction 6 with 7 rules applied. Total rules applied 1224 place count 280 transition count 512
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1230 place count 280 transition count 506
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1231 place count 279 transition count 499
Iterating global reduction 7 with 1 rules applied. Total rules applied 1232 place count 279 transition count 499
Performed 144 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 7 with 288 rules applied. Total rules applied 1520 place count 135 transition count 259
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1534 place count 135 transition count 245
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1537 place count 132 transition count 242
Iterating global reduction 8 with 3 rules applied. Total rules applied 1540 place count 132 transition count 242
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 1566 place count 119 transition count 226
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1581 place count 119 transition count 211
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 1583 place count 118 transition count 210
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1585 place count 118 transition count 208
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 10 with 66 rules applied. Total rules applied 1651 place count 85 transition count 239
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 10 with 26 rules applied. Total rules applied 1677 place count 85 transition count 213
Discarding 20 places :
Symmetric choice reduction at 11 with 20 rule applications. Total rules 1697 place count 65 transition count 173
Iterating global reduction 11 with 20 rules applied. Total rules applied 1717 place count 65 transition count 173
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 11 with 11 rules applied. Total rules applied 1728 place count 65 transition count 162
Discarding 5 places :
Symmetric choice reduction at 12 with 5 rule applications. Total rules 1733 place count 60 transition count 152
Iterating global reduction 12 with 5 rules applied. Total rules applied 1738 place count 60 transition count 152
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 1743 place count 60 transition count 147
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 13 with 2 rules applied. Total rules applied 1745 place count 60 transition count 145
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 1747 place count 59 transition count 144
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 13 with 8 rules applied. Total rules applied 1755 place count 59 transition count 136
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1757 place count 57 transition count 134
Iterating global reduction 14 with 2 rules applied. Total rules applied 1759 place count 57 transition count 134
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1761 place count 57 transition count 132
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 15 with 21 rules applied. Total rules applied 1782 place count 57 transition count 111
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1784 place count 55 transition count 105
Iterating global reduction 15 with 2 rules applied. Total rules applied 1786 place count 55 transition count 105
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 1788 place count 53 transition count 103
Iterating global reduction 15 with 2 rules applied. Total rules applied 1790 place count 53 transition count 103
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 1792 place count 53 transition count 101
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1794 place count 53 transition count 99
Free-agglomeration rule applied 5 times.
Iterating global reduction 16 with 5 rules applied. Total rules applied 1799 place count 53 transition count 94
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 1805 place count 48 transition count 93
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 1806 place count 48 transition count 92
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 1807 place count 48 transition count 92
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1808 place count 47 transition count 91
Applied a total of 1808 rules in 76 ms. Remains 47 /1510 variables (removed 1463) and now considering 91/1933 (removed 1842) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 47/1510 places, 91/1933 transitions.
RANDOM walk for 3538 steps (131 resets) in 21 ms. (160 steps per ms) remains 0/1 properties
Found 2 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 14 factoid took 10 ms. Proved property starting from automaton with 4 states, 7 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 8057 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-06 finished in 70860 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)) U p1)&&X(p0)))'
Support contains 4 out of 1557 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Discarding 20 places :
Symmetric choice reduction at 0 with 20 rule applications. Total rules 20 place count 1537 transition count 1970
Iterating global reduction 0 with 20 rules applied. Total rules applied 40 place count 1537 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 1537 transition count 1969
Discarding 14 places :
Symmetric choice reduction at 1 with 14 rule applications. Total rules 55 place count 1523 transition count 1955
Iterating global reduction 1 with 14 rules applied. Total rules applied 69 place count 1523 transition count 1955
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 71 place count 1523 transition count 1953
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 76 place count 1518 transition count 1947
Iterating global reduction 2 with 5 rules applied. Total rules applied 81 place count 1518 transition count 1947
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 85 place count 1514 transition count 1939
Iterating global reduction 2 with 4 rules applied. Total rules applied 89 place count 1514 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 90 place count 1513 transition count 1937
Iterating global reduction 2 with 1 rules applied. Total rules applied 91 place count 1513 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 92 place count 1512 transition count 1936
Iterating global reduction 2 with 1 rules applied. Total rules applied 93 place count 1512 transition count 1936
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 94 place count 1512 transition count 1935
Applied a total of 94 rules in 407 ms. Remains 1512 /1557 variables (removed 45) and now considering 1935/1990 (removed 55) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8217361685307078249.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6898849972226178241.kers'
[2026-05-23 01:36:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8217361685307078249.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6898849972226178241.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1935 rows 1512 cols 4037 entries
Finished phase 1 with 1508 SingleSign rule and 1 generalized
[2026-05-23 01:36:50] [INFO ] Computed 3 invariants in 13 ms
Computed 3 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-6898849972226178241.kers
Total runtime 17 ms.
[2026-05-23 01:36:50] [INFO ] Implicit Places using invariants in 246 ms returned []
[2026-05-23 01:36:50] [INFO ] Invariant cache hit.
[2026-05-23 01:36:51] [INFO ] Implicit Places using invariants and state equation in 967 ms returned []
Implicit Place search using SMT with State Equation took 1215 ms to find 0 implicit places.
Running 1934 sub problems to find dead transitions.
[2026-05-23 01:36:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3447 variables, and 3 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 1934/1934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1934 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1934 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3447 variables, and 3 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60435ms problems are : Problem set: 0 solved, 1934 unsolved
Search for dead transitions found 0 dead transitions in 60438ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1557 places, 1935/1990 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62068 ms. Remains : 1512/1557 places, 1935/1990 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)) U p1)&&X(p0)))'
Stuttering acceptance computed with spot in 196 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-10
Product exploration explored 100000 steps with 50000 reset in 385 ms.
Product exploration explored 100000 steps with 50000 reset in 405 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2108 edges and 1512 vertex of which 1504 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.4 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 5 factoid took 16 ms. Proved property starting from automaton with 5 states, 9 edges and 2 AP (stutter sensitive
Knowledge-based reduction took 27 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-10 finished in 63135 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(F(p0))))'
Support contains 1 out of 1557 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1557/1557 places, 1990/1990 transitions.
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 21 place count 1536 transition count 1969
Iterating global reduction 0 with 21 rules applied. Total rules applied 42 place count 1536 transition count 1969
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 1536 transition count 1968
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 58 place count 1521 transition count 1953
Iterating global reduction 1 with 15 rules applied. Total rules applied 73 place count 1521 transition count 1953
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 75 place count 1521 transition count 1951
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 81 place count 1515 transition count 1944
Iterating global reduction 2 with 6 rules applied. Total rules applied 87 place count 1515 transition count 1944
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 92 place count 1510 transition count 1935
Iterating global reduction 2 with 5 rules applied. Total rules applied 97 place count 1510 transition count 1935
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 99 place count 1508 transition count 1932
Iterating global reduction 2 with 2 rules applied. Total rules applied 101 place count 1508 transition count 1932
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 103 place count 1506 transition count 1930
Iterating global reduction 2 with 2 rules applied. Total rules applied 105 place count 1506 transition count 1930
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 106 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 107 place count 1505 transition count 1928
Iterating global reduction 3 with 1 rules applied. Total rules applied 108 place count 1505 transition count 1928
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 109 place count 1504 transition count 1927
Iterating global reduction 3 with 1 rules applied. Total rules applied 110 place count 1504 transition count 1927
Applied a total of 110 rules in 517 ms. Remains 1504 /1557 variables (removed 53) and now considering 1927/1990 (removed 63) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5782391087399906664.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-774618137448848754.kers'
[2026-05-23 01:37:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5782391087399906664.kers, --Pflows, --basisKERS=/tmp/petrispot-output-774618137448848754.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1927 rows 1504 cols 4021 entries
Finished phase 1 with 1500 SingleSign rule and 1 generalized
[2026-05-23 01:37:53] [INFO ] Computed 3 invariants in 9 ms
Computed 3 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-774618137448848754.kers
Total runtime 12 ms.
[2026-05-23 01:37:53] [INFO ] Implicit Places using invariants in 271 ms returned []
[2026-05-23 01:37:53] [INFO ] Invariant cache hit.
[2026-05-23 01:37:54] [INFO ] Implicit Places using invariants and state equation in 986 ms returned []
Implicit Place search using SMT with State Equation took 1263 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2026-05-23 01:37:54] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1503 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1503/3431 variables, and 3 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1504 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60424ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60430ms
Starting structural reductions in LTL mode, iteration 1 : 1504/1557 places, 1927/1990 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62226 ms. Remains : 1504/1557 places, 1927/1990 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(F(p0))))'
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-303-LTLCardinality-14
Stuttering criterion allowed to conclude after 139 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-303-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-303-LTLCardinality-14 finished in 62407 ms.
All properties solved by simple procedures.
Total runtime 400042 ms.

BK_STOP 1779500335512

--------------------
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-303"
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-303, 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-177946967500131"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-303.tgz
mv CloudReconfiguration-PT-303 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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