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-177946967600178.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)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-309, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600178
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 6 08:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 6 08:53 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 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 08:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 08:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 08:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 6 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Mar 6 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:24 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-309-CTLFireability-2024-00
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-01
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-02
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-03
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-04
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-05
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-06
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-07
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-08
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-09
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-10
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-11
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-12
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-13
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-14
FORMULA_NAME CloudReconfiguration-PT-309-CTLFireability-2024-15

=== Now, execution of the tool begins

BK_START 1779504920253

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-309
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLFireability PT
Running Version 202604301425
[2026-05-23 02:55:21] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 02:55:21] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 02:55:21] [INFO ] Load time of PNML (sax parser for PT used): 140 ms
[2026-05-23 02:55:21] [INFO ] Transformed 2585 places.
[2026-05-23 02:55:21] [INFO ] Transformed 3095 transitions.
[2026-05-23 02:55:21] [INFO ] Found NUPN structural information;
[2026-05-23 02:55:21] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 248 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 11 ms.
Support contains 109 out of 2585 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Discarding 500 places :
Symmetric choice reduction at 0 with 500 rule applications. Total rules 500 place count 2085 transition count 2595
Iterating global reduction 0 with 500 rules applied. Total rules applied 1000 place count 2085 transition count 2595
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 1025 place count 2085 transition count 2570
Discarding 225 places :
Symmetric choice reduction at 1 with 225 rule applications. Total rules 1250 place count 1860 transition count 2345
Iterating global reduction 1 with 225 rules applied. Total rules applied 1475 place count 1860 transition count 2345
Discarding 83 places :
Symmetric choice reduction at 1 with 83 rule applications. Total rules 1558 place count 1777 transition count 2262
Iterating global reduction 1 with 83 rules applied. Total rules applied 1641 place count 1777 transition count 2262
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 1656 place count 1777 transition count 2247
Discarding 44 places :
Symmetric choice reduction at 2 with 44 rule applications. Total rules 1700 place count 1733 transition count 2203
Iterating global reduction 2 with 44 rules applied. Total rules applied 1744 place count 1733 transition count 2203
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 1751 place count 1733 transition count 2196
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 1783 place count 1701 transition count 2163
Iterating global reduction 3 with 32 rules applied. Total rules applied 1815 place count 1701 transition count 2163
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 1838 place count 1678 transition count 2140
Iterating global reduction 3 with 23 rules applied. Total rules applied 1861 place count 1678 transition count 2140
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 1884 place count 1655 transition count 2117
Iterating global reduction 3 with 23 rules applied. Total rules applied 1907 place count 1655 transition count 2117
Discarding 23 places :
Symmetric choice reduction at 3 with 23 rule applications. Total rules 1930 place count 1632 transition count 2094
Iterating global reduction 3 with 23 rules applied. Total rules applied 1953 place count 1632 transition count 2094
Discarding 18 places :
Symmetric choice reduction at 3 with 18 rule applications. Total rules 1971 place count 1614 transition count 2065
Iterating global reduction 3 with 18 rules applied. Total rules applied 1989 place count 1614 transition count 2065
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1992 place count 1611 transition count 2061
Iterating global reduction 3 with 3 rules applied. Total rules applied 1995 place count 1611 transition count 2061
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 1998 place count 1608 transition count 2058
Iterating global reduction 3 with 3 rules applied. Total rules applied 2001 place count 1608 transition count 2058
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2002 place count 1608 transition count 2057
Applied a total of 2002 rules in 1529 ms. Remains 1608 /2585 variables (removed 977) and now considering 2057/3095 (removed 1038) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13568424794825523488.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17918374398770349315.kers'
[2026-05-23 02:55:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13568424794825523488.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17918374398770349315.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 2057 rows 1608 cols 4287 entries
Finished phase 1 with 1603 SingleSign rule and 1 generalized
[2026-05-23 02:55:23] [INFO ] Computed 4 invariants in 12 ms
Computed 4 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-17918374398770349315.kers
Total runtime 15 ms.
[2026-05-23 02:55:23] [INFO ] Implicit Places using invariants in 469 ms returned []
[2026-05-23 02:55:23] [INFO ] Invariant cache hit.
[2026-05-23 02:55:24] [INFO ] Implicit Places using invariants and state equation in 1038 ms returned []
Implicit Place search using SMT with State Equation took 1537 ms to find 0 implicit places.
Running 2056 sub problems to find dead transitions.
[2026-05-23 02:55:24] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1607 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2056 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1607/3665 variables, and 4 constraints, problems are : Problem set: 0 solved, 2056 unsolved in 30058 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1608 constraints, PredecessorRefiner: 2056/2056 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2056 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1607 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2056 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1607/3665 variables, and 4 constraints, problems are : Problem set: 0 solved, 2056 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1608 constraints, PredecessorRefiner: 0/2056 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60687ms problems are : Problem set: 0 solved, 2056 unsolved
Search for dead transitions found 0 dead transitions in 60709ms
Starting structural reductions in LTL mode, iteration 1 : 1608/2585 places, 2057/3095 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63823 ms. Remains : 1608/2585 places, 2057/3095 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Applied a total of 0 rules in 60 ms. Remains 1608 /1608 variables (removed 0) and now considering 2057/2057 (removed 0) transitions.
[2026-05-23 02:56:25] [INFO ] Invariant cache hit.
[2026-05-23 02:56:25] [INFO ] Implicit Places using invariants in 222 ms returned []
[2026-05-23 02:56:25] [INFO ] Invariant cache hit.
[2026-05-23 02:56:26] [INFO ] Implicit Places using invariants and state equation in 1010 ms returned []
Implicit Place search using SMT with State Equation took 1235 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1296 ms. Remains : 1608/1608 places, 2057/2057 transitions.
Support contains 109 out of 1608 places after structural reductions.
[2026-05-23 02:56:27] [INFO ] Flatten gal took : 117 ms
[2026-05-23 02:56:27] [INFO ] Flatten gal took : 69 ms
[2026-05-23 02:56:27] [INFO ] Input system was already deterministic with 2057 transitions.
RANDOM walk for 40000 steps (285 resets) in 1373 ms. (29 steps per ms) remains 58/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 36 ms. (108 steps per ms) remains 58/58 properties
BEST_FIRST walk for 4003 steps (8 resets) in 32 ms. (121 steps per ms) remains 58/58 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 58/58 properties
BEST_FIRST walk for 4003 steps (8 resets) in 50 ms. (78 steps per ms) remains 57/58 properties
BEST_FIRST walk for 4002 steps (8 resets) in 27 ms. (142 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 15 ms. (250 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 51 ms. (76 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (9 resets) in 13 ms. (285 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4001 steps (8 resets) in 13 ms. (285 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 14 ms. (266 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 13 ms. (285 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 37 ms. (105 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 17 ms. (222 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (9 resets) in 21 ms. (181 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4003 steps (8 resets) in 34 ms. (114 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (9 resets) in 13 ms. (285 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 19 ms. (200 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 16 ms. (235 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 57/57 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 57/57 properties
[2026-05-23 02:56:28] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (OVERLAPS) 1509/1597 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1597 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (OVERLAPS) 2047/3644 variables, 1597/1601 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3644 variables, 0/1601 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 5 (OVERLAPS) 2/3646 variables, 1/1602 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3646/3665 variables, and 1602 constraints, problems are : Problem set: 0 solved, 57 unsolved in 5013 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1598/1608 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 57 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 1 (OVERLAPS) 1509/1597 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1597 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 3 (OVERLAPS) 2047/3644 variables, 1597/1601 constraints. Problems are: Problem set: 0 solved, 57 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3644 variables, 57/1658 constraints. Problems are: Problem set: 0 solved, 57 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3644/3665 variables, and 1658 constraints, problems are : Problem set: 0 solved, 57 unsolved in 5023 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1597/1608 constraints, PredecessorRefiner: 57/57 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10067ms problems are : Problem set: 0 solved, 57 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 88 out of 1608 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1779 edges and 1608 vertex of which 536 / 1608 are part of one of the 59 SCC in 13 ms
Free SCC test removed 477 places
Drop transitions (Empty/Sink Transition effects.) removed 601 transitions
Reduce isomorphic transitions removed 601 transitions.
Graph (complete) has 1633 edges and 1131 vertex of which 1121 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.3 ms
Discarding 10 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 515 transitions
Trivial Post-agglo rules discarded 515 transitions
Performed 515 trivial Post agglomeration. Transition count delta: 515
Iterating post reduction 0 with 522 rules applied. Total rules applied 524 place count 1121 transition count 929
Reduce places removed 515 places and 0 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 23 transitions
Trivial Post-agglo rules discarded 23 transitions
Performed 23 trivial Post agglomeration. Transition count delta: 23
Iterating post reduction 1 with 553 rules applied. Total rules applied 1077 place count 606 transition count 891
Reduce places removed 23 places and 0 transitions.
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Iterating post reduction 2 with 59 rules applied. Total rules applied 1136 place count 583 transition count 855
Reduce places removed 36 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 40 rules applied. Total rules applied 1176 place count 547 transition count 851
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 1177 place count 546 transition count 851
Performed 63 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 63 Pre rules applied. Total rules applied 1177 place count 546 transition count 788
Deduced a syphon composed of 63 places in 0 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 5 with 126 rules applied. Total rules applied 1303 place count 483 transition count 788
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 1309 place count 477 transition count 780
Iterating global reduction 5 with 6 rules applied. Total rules applied 1315 place count 477 transition count 780
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 5 with 4 rules applied. Total rules applied 1319 place count 477 transition count 776
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 6 with 3 rules applied. Total rules applied 1322 place count 474 transition count 776
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 1324 place count 472 transition count 774
Iterating global reduction 7 with 2 rules applied. Total rules applied 1326 place count 472 transition count 774
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 1328 place count 472 transition count 772
Performed 168 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 168 places in 0 ms
Reduce places removed 168 places and 0 transitions.
Iterating global reduction 8 with 336 rules applied. Total rules applied 1664 place count 304 transition count 526
Ensure Unique test removed 23 transitions
Reduce isomorphic transitions removed 23 transitions.
Iterating post reduction 8 with 23 rules applied. Total rules applied 1687 place count 304 transition count 503
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1689 place count 302 transition count 501
Iterating global reduction 9 with 2 rules applied. Total rules applied 1691 place count 302 transition count 501
Performed 8 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 9 with 16 rules applied. Total rules applied 1707 place count 294 transition count 492
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 1714 place count 294 transition count 485
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1716 place count 293 transition count 484
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 1717 place count 293 transition count 483
Performed 45 Post agglomeration using F-continuation condition with reduction of 9 identical transitions.
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 11 with 90 rules applied. Total rules applied 1807 place count 248 transition count 530
Ensure Unique test removed 26 transitions
Reduce isomorphic transitions removed 26 transitions.
Iterating post reduction 11 with 26 rules applied. Total rules applied 1833 place count 248 transition count 504
Discarding 13 places :
Symmetric choice reduction at 12 with 13 rule applications. Total rules 1846 place count 235 transition count 478
Iterating global reduction 12 with 13 rules applied. Total rules applied 1859 place count 235 transition count 478
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -15
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 1861 place count 234 transition count 493
Drop transitions (Redundant composition of simpler transitions.) removed 39 transitions
Redundant transition composition rules discarded 39 transitions
Iterating global reduction 12 with 39 rules applied. Total rules applied 1900 place count 234 transition count 454
Discarding 1 places :
Symmetric choice reduction at 12 with 1 rule applications. Total rules 1901 place count 233 transition count 453
Iterating global reduction 12 with 1 rules applied. Total rules applied 1902 place count 233 transition count 453
Free-agglomeration rule applied 16 times.
Iterating global reduction 12 with 16 rules applied. Total rules applied 1918 place count 233 transition count 437
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 12 with 16 rules applied. Total rules applied 1934 place count 217 transition count 437
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 13 with 3 rules applied. Total rules applied 1937 place count 217 transition count 434
Partial Free-agglomeration rule applied 13 times.
Drop transitions (Partial Free agglomeration) removed 13 transitions
Iterating global reduction 13 with 13 rules applied. Total rules applied 1950 place count 217 transition count 434
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 13 with 3 rules applied. Total rules applied 1953 place count 217 transition count 434
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 1954 place count 217 transition count 433
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1955 place count 216 transition count 432
Applied a total of 1955 rules in 226 ms. Remains 216 /1608 variables (removed 1392) and now considering 432/2057 (removed 1625) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 226 ms. Remains : 216/1608 places, 432/2057 transitions.
RANDOM walk for 40000 steps (2179 resets) in 645 ms. (61 steps per ms) remains 10/57 properties
BEST_FIRST walk for 40003 steps (497 resets) in 72 ms. (547 steps per ms) remains 8/10 properties
BEST_FIRST walk for 40002 steps (478 resets) in 71 ms. (555 steps per ms) remains 7/8 properties
BEST_FIRST walk for 40003 steps (498 resets) in 41 ms. (952 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40001 steps (103 resets) in 94 ms. (421 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (470 resets) in 81 ms. (487 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (477 resets) in 55 ms. (714 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40004 steps (471 resets) in 44 ms. (888 steps per ms) remains 5/5 properties
[2026-05-23 02:56:38] [INFO ] Flow matrix only has 423 transitions (discarded 9 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15962662971873587513.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5219940956971803128.kers'
[2026-05-23 02:56:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15962662971873587513.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5219940956971803128.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 423 rows 216 cols 1134 entries
Finished phase 1 with 213 SingleSign rule and 0 generalized
[2026-05-23 02:56:38] [INFO ] Computed 3 invariants in 1 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5219940956971803128.kers
Total runtime 1 ms.
[2026-05-23 02:56:38] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/18 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Problem AtomicPropp42 is UNSAT
At refinement iteration 1 (OVERLAPS) 160/178 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/178 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 369/547 variables, 178/181 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/547 variables, 0/181 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 46/593 variables, 14/195 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/593 variables, 4/199 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/593 variables, 0/199 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 30/623 variables, 13/212 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/623 variables, 0/212 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 15/638 variables, 10/222 constraints. Problems are: Problem set: 1 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/638 variables, 0/222 constraints. Problems are: Problem set: 1 solved, 4 unsolved
Problem AtomicPropp6 is UNSAT
At refinement iteration 12 (OVERLAPS) 1/639 variables, 1/223 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/639 variables, 0/223 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 0/639 variables, 0/223 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 639/639 variables, and 223 constraints, problems are : Problem set: 2 solved, 3 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 216/216 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 164/175 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/175 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 363/538 variables, 175/178 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/538 variables, 1/179 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/538 variables, 0/179 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 49/587 variables, 13/192 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/587 variables, 4/196 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/587 variables, 2/198 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/587 variables, 0/198 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 35/622 variables, 16/214 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/622 variables, 0/214 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 16/638 variables, 11/225 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/638 variables, 0/225 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 1/639 variables, 1/226 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/639 variables, 0/226 constraints. Problems are: Problem set: 2 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 0/639 variables, 0/226 constraints. Problems are: Problem set: 2 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 639/639 variables, and 226 constraints, problems are : Problem set: 2 solved, 3 unsolved in 659 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 216/216 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 3/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1125ms problems are : Problem set: 2 solved, 3 unsolved
Parikh walk visited 2 properties in 59 ms.
Support contains 9 out of 216 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 216/216 places, 432/432 transitions.
Graph (trivial) has 245 edges and 216 vertex of which 58 / 216 are part of one of the 25 SCC in 0 ms
Free SCC test removed 33 places
Drop transitions (Empty/Sink Transition effects.) removed 60 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 61 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 0 with 38 rules applied. Total rules applied 39 place count 183 transition count 333
Reduce places removed 38 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 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 1 with 45 rules applied. Total rules applied 84 place count 145 transition count 326
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 86 place count 144 transition count 325
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 86 place count 144 transition count 314
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 108 place count 133 transition count 314
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 114 place count 127 transition count 302
Iterating global reduction 3 with 6 rules applied. Total rules applied 120 place count 127 transition count 302
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 121 place count 127 transition count 301
Performed 24 Post agglomeration using F-continuation condition with reduction of 6 identical transitions.
Deduced a syphon composed of 24 places in 0 ms
Reduce places removed 24 places and 0 transitions.
Iterating global reduction 4 with 48 rules applied. Total rules applied 169 place count 103 transition count 271
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 187 place count 103 transition count 253
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 192 place count 98 transition count 239
Iterating global reduction 5 with 5 rules applied. Total rules applied 197 place count 98 transition count 239
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 199 place count 98 transition count 237
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 200 place count 97 transition count 236
Iterating global reduction 6 with 1 rules applied. Total rules applied 201 place count 97 transition count 236
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 202 place count 97 transition count 235
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 7 with 2 rules applied. Total rules applied 204 place count 96 transition count 234
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 205 place count 96 transition count 233
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -23
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 231 place count 83 transition count 256
Ensure Unique test removed 51 transitions
Reduce isomorphic transitions removed 51 transitions.
Iterating post reduction 8 with 51 rules applied. Total rules applied 282 place count 83 transition count 205
Discarding 10 places :
Symmetric choice reduction at 9 with 10 rule applications. Total rules 292 place count 73 transition count 177
Iterating global reduction 9 with 10 rules applied. Total rules applied 302 place count 73 transition count 177
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 304 place count 73 transition count 175
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 309 place count 68 transition count 169
Iterating global reduction 10 with 5 rules applied. Total rules applied 314 place count 68 transition count 169
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 10 with 11 rules applied. Total rules applied 325 place count 68 transition count 158
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 327 place count 67 transition count 157
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 11 with 8 rules applied. Total rules applied 335 place count 67 transition count 149
Discarding 2 places :
Symmetric choice reduction at 12 with 2 rule applications. Total rules 337 place count 65 transition count 147
Iterating global reduction 12 with 2 rules applied. Total rules applied 339 place count 65 transition count 147
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 12 with 2 rules applied. Total rules applied 341 place count 65 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 343 place count 64 transition count 144
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 344 place count 64 transition count 143
Drop transitions (Redundant composition of simpler transitions.) removed 26 transitions
Redundant transition composition rules discarded 26 transitions
Iterating global reduction 14 with 26 rules applied. Total rules applied 370 place count 64 transition count 117
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 371 place count 63 transition count 114
Iterating global reduction 14 with 1 rules applied. Total rules applied 372 place count 63 transition count 114
Discarding 1 places :
Symmetric choice reduction at 14 with 1 rule applications. Total rules 373 place count 62 transition count 113
Iterating global reduction 14 with 1 rules applied. Total rules applied 374 place count 62 transition count 113
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 375 place count 62 transition count 112
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 15 with 4 rules applied. Total rules applied 379 place count 60 transition count 110
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 380 place count 60 transition count 109
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 382 place count 60 transition count 107
Free-agglomeration rule applied 3 times.
Iterating global reduction 16 with 3 rules applied. Total rules applied 385 place count 60 transition count 104
Reduce places removed 3 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 4 rules applied. Total rules applied 389 place count 57 transition count 103
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 391 place count 57 transition count 103
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 392 place count 57 transition count 102
Discarding 1 places :
Symmetric choice reduction at 18 with 1 rule applications. Total rules 393 place count 56 transition count 101
Iterating global reduction 18 with 1 rules applied. Total rules applied 394 place count 56 transition count 101
Applied a total of 394 rules in 67 ms. Remains 56 /216 variables (removed 160) and now considering 101/432 (removed 331) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 56/216 places, 101/432 transitions.
RANDOM walk for 26660 steps (553 resets) in 228 ms. (116 steps per ms) remains 0/1 properties
Successfully simplified 2 atomic propositions for a total of 16 simplifications.
[2026-05-23 02:56:40] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
[2026-05-23 02:56:40] [INFO ] Flatten gal took : 54 ms
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2026-05-23 02:56:40] [INFO ] Flatten gal took : 52 ms
[2026-05-23 02:56:40] [INFO ] Input system was already deterministic with 2057 transitions.
Support contains 94 out of 1608 places (down from 102) after GAL structural reductions.
Computed a total of 27 stabilizing places and 29 stable transitions
Graph (complete) has 2235 edges and 1608 vertex of which 1598 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.20 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1958 edges and 1608 vertex of which 693 / 1608 are part of one of the 62 SCC in 3 ms
Free SCC test removed 631 places
Ensure Unique test removed 728 transitions
Reduce isomorphic transitions removed 728 transitions.
Graph (complete) has 1501 edges and 977 vertex of which 967 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.3 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 544 transitions
Trivial Post-agglo rules discarded 544 transitions
Performed 544 trivial Post agglomeration. Transition count delta: 544
Iterating post reduction 0 with 545 rules applied. Total rules applied 547 place count 966 transition count 777
Reduce places removed 544 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 572 rules applied. Total rules applied 1119 place count 422 transition count 749
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 17 rules applied. Total rules applied 1136 place count 410 transition count 744
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 1142 place count 406 transition count 742
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1142 place count 406 transition count 696
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1234 place count 360 transition count 696
Discarding 19 places :
Symmetric choice reduction at 4 with 19 rule applications. Total rules 1253 place count 341 transition count 666
Iterating global reduction 4 with 19 rules applied. Total rules applied 1272 place count 341 transition count 666
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1276 place count 341 transition count 662
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1279 place count 338 transition count 662
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1289 place count 328 transition count 648
Iterating global reduction 6 with 10 rules applied. Total rules applied 1299 place count 328 transition count 648
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1305 place count 328 transition count 642
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1306 place count 327 transition count 640
Iterating global reduction 7 with 1 rules applied. Total rules applied 1307 place count 327 transition count 640
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1308 place count 326 transition count 638
Iterating global reduction 7 with 1 rules applied. Total rules applied 1309 place count 326 transition count 638
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 7 with 74 rules applied. Total rules applied 1383 place count 289 transition count 601
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 7 with 28 rules applied. Total rules applied 1411 place count 289 transition count 573
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 8 with 9 rules applied. Total rules applied 1420 place count 282 transition count 571
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1422 place count 281 transition count 570
Discarding 16 places :
Symmetric choice reduction at 10 with 16 rule applications. Total rules 1438 place count 265 transition count 541
Iterating global reduction 10 with 16 rules applied. Total rules applied 1454 place count 265 transition count 541
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1456 place count 265 transition count 539
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 1465 place count 256 transition count 521
Iterating global reduction 11 with 9 rules applied. Total rules applied 1474 place count 256 transition count 521
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1475 place count 255 transition count 519
Iterating global reduction 11 with 1 rules applied. Total rules applied 1476 place count 255 transition count 519
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1477 place count 254 transition count 517
Iterating global reduction 11 with 1 rules applied. Total rules applied 1478 place count 254 transition count 517
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 11 with 8 rules applied. Total rules applied 1486 place count 250 transition count 513
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 1490 place count 250 transition count 509
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 1493 place count 247 transition count 503
Iterating global reduction 12 with 3 rules applied. Total rules applied 1496 place count 247 transition count 503
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 12 with 6 rules applied. Total rules applied 1502 place count 244 transition count 500
Drop transitions (Redundant composition of simpler transitions.) removed 76 transitions
Redundant transition composition rules discarded 76 transitions
Iterating global reduction 12 with 76 rules applied. Total rules applied 1578 place count 244 transition count 424
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 12 with 32 rules applied. Total rules applied 1610 place count 244 transition count 392
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 13 with 32 rules applied. Total rules applied 1642 place count 212 transition count 392
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 3 Pre rules applied. Total rules applied 1642 place count 212 transition count 389
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 1648 place count 209 transition count 389
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 14 with 10 rules applied. Total rules applied 1658 place count 204 transition count 384
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1661 place count 201 transition count 381
Iterating global reduction 14 with 3 rules applied. Total rules applied 1664 place count 201 transition count 381
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 14 with 8 rules applied. Total rules applied 1672 place count 201 transition count 373
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1673 place count 200 transition count 372
Applied a total of 1673 rules in 149 ms. Remains 200 /1608 variables (removed 1408) and now considering 372/2057 (removed 1685) transitions.
[2026-05-23 02:56:40] [INFO ] Flow matrix only has 320 transitions (discarded 52 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4733621860658928796.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5765648800904881706.kers'
[2026-05-23 02:56:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4733621860658928796.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5765648800904881706.kers]
Normalized transition count is 319 out of 320 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 319 rows 200 cols 758 entries
Finished phase 1 with 200 SingleSign rule and 0 generalized
[2026-05-23 02:56:40] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5765648800904881706.kers
Total runtime 1 ms.
[2026-05-23 02:56:40] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 02:56:40] [INFO ] Flow matrix only has 320 transitions (discarded 52 similar events)
[2026-05-23 02:56:40] [INFO ] Invariant cache hit.
[2026-05-23 02:56:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 02:56:40] [INFO ] Implicit Places using invariants and state equation in 186 ms returned [77, 135]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 246 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 198/1608 places, 372/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 196 transition count 370
Applied a total of 1 rules in 15 ms. Remains 196 /198 variables (removed 2) and now considering 370/372 (removed 2) transitions.
[2026-05-23 02:56:40] [INFO ] Flow matrix only has 318 transitions (discarded 52 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4696011274949903121.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15089920201067784577.kers'
[2026-05-23 02:56:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4696011274949903121.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15089920201067784577.kers]
Normalized transition count is 317 out of 318 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 317 rows 196 cols 748 entries
Finished phase 1 with 196 SingleSign rule and 0 generalized
[2026-05-23 02:56:40] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15089920201067784577.kers
Total runtime 1 ms.
[2026-05-23 02:56:40] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-23 02:56:40] [INFO ] Flow matrix only has 318 transitions (discarded 52 similar events)
[2026-05-23 02:56:40] [INFO ] Invariant cache hit.
[2026-05-23 02:56:41] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 196/1608 places, 370/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 565 ms. Remains : 196/1608 places, 370/2057 transitions.
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 8 ms
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 8 ms
[2026-05-23 02:56:41] [INFO ] Input system was already deterministic with 370 transitions.
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 8 ms
[2026-05-23 02:56:41] [INFO ] Flatten gal took : 7 ms
[2026-05-23 02:56:41] [INFO ] Time to serialize gal into /tmp/CTLFireability9209278298864175209.gal : 4 ms
[2026-05-23 02:56:41] [INFO ] Time to serialize properties into /tmp/CTLFireability961859844379778935.ctl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9209278298864175209.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability961859844379778935.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,6.17517e+06,0.333795,17140,2,2787,5,48190,6,0,1094,67398,0


Converting to forward existential form...Done !
original formula: EF(((EF((AG((p415==0)) + (p2109==1))) * (p299==1)) * (p480==0)))
=> equivalent forward existential formula: ([(FwdU(((FwdU(Init,TRUE) * (p480==0)) * (p299==1)),TRUE) * !(E(TRUE U !((p415==0)))))] != FALSE + [(FwdU(((FwdU...223
Reverse transition relation is NOT exact ! Due to transitions t3, t7, t12, t13, t15, t31, t55, t58, t62, t65, t70, t71, t73, t89, t113, t116, t120, t123, t...542
(forward)formula 0,1,3.72954,129312,1,0,505,719111,712,268,6808,582216,715
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 47 places :
Symmetric choice reduction at 0 with 47 rule applications. Total rules 47 place count 1561 transition count 2007
Iterating global reduction 0 with 47 rules applied. Total rules applied 94 place count 1561 transition count 2007
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 101 place count 1561 transition count 2000
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 126 place count 1536 transition count 1971
Iterating global reduction 1 with 25 rules applied. Total rules applied 151 place count 1536 transition count 1971
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 153 place count 1536 transition count 1969
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 166 place count 1523 transition count 1954
Iterating global reduction 2 with 13 rules applied. Total rules applied 179 place count 1523 transition count 1954
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 180 place count 1523 transition count 1953
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 186 place count 1517 transition count 1945
Iterating global reduction 3 with 6 rules applied. Total rules applied 192 place count 1517 transition count 1945
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 196 place count 1513 transition count 1939
Iterating global reduction 3 with 4 rules applied. Total rules applied 200 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 203 place count 1510 transition count 1934
Iterating global reduction 3 with 3 rules applied. Total rules applied 206 place count 1510 transition count 1934
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 209 place count 1507 transition count 1931
Iterating global reduction 3 with 3 rules applied. Total rules applied 212 place count 1507 transition count 1931
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 213 place count 1507 transition count 1930
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 214 place count 1506 transition count 1928
Iterating global reduction 4 with 1 rules applied. Total rules applied 215 place count 1506 transition count 1928
Applied a total of 215 rules in 381 ms. Remains 1506 /1608 variables (removed 102) and now considering 1928/2057 (removed 129) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5006476057770047864.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2346662080791322038.kers'
[2026-05-23 02:56:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5006476057770047864.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2346662080791322038.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1928 rows 1506 cols 4027 entries
Finished phase 1 with 1501 SingleSign rule and 1 generalized
[2026-05-23 02:56:45] [INFO ] Computed 4 invariants in 8 ms
Computed 4 P flows in 9 ms.
Exported basis to /tmp/petrispot-output-2346662080791322038.kers
Total runtime 11 ms.
[2026-05-23 02:56:45] [INFO ] Implicit Places using invariants in 230 ms returned []
[2026-05-23 02:56:45] [INFO ] Invariant cache hit.
[2026-05-23 02:56:46] [INFO ] Implicit Places using invariants and state equation in 925 ms returned []
Implicit Place search using SMT with State Equation took 1156 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2026-05-23 02:56:46] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30034 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 1927/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1927 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
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 1505/3434 variables, and 4 constraints, problems are : Problem set: 0 solved, 1927 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1927 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60417ms problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 60422ms
Starting structural reductions in LTL mode, iteration 1 : 1506/1608 places, 1928/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61969 ms. Remains : 1506/1608 places, 1928/2057 transitions.
[2026-05-23 02:57:46] [INFO ] Flatten gal took : 36 ms
[2026-05-23 02:57:46] [INFO ] Flatten gal took : 29 ms
[2026-05-23 02:57:46] [INFO ] Input system was already deterministic with 1928 transitions.
[2026-05-23 02:57:47] [INFO ] Flatten gal took : 41 ms
[2026-05-23 02:57:47] [INFO ] Flatten gal took : 27 ms
[2026-05-23 02:57:47] [INFO ] Time to serialize gal into /tmp/CTLFireability369897189595364972.gal : 11 ms
[2026-05-23 02:57:47] [INFO ] Time to serialize properties into /tmp/CTLFireability4647654586427028169.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability369897189595364972.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4647654586427028169.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...282
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.46412e+10,12.2439,312704,2,26665,5,814747,6,0,7954,1.59376e+06,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,13.1755,312704,1,0,6,814747,7,1,9436,1.59376e+06,1
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 1562 transition count 2008
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 1562 transition count 2008
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 98 place count 1562 transition count 2002
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 123 place count 1537 transition count 1973
Iterating global reduction 1 with 25 rules applied. Total rules applied 148 place count 1537 transition count 1973
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 150 place count 1537 transition count 1971
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 163 place count 1524 transition count 1956
Iterating global reduction 2 with 13 rules applied. Total rules applied 176 place count 1524 transition count 1956
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 177 place count 1524 transition count 1955
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 183 place count 1518 transition count 1947
Iterating global reduction 3 with 6 rules applied. Total rules applied 189 place count 1518 transition count 1947
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 193 place count 1514 transition count 1941
Iterating global reduction 3 with 4 rules applied. Total rules applied 197 place count 1514 transition count 1941
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 200 place count 1511 transition count 1936
Iterating global reduction 3 with 3 rules applied. Total rules applied 203 place count 1511 transition count 1936
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 206 place count 1508 transition count 1933
Iterating global reduction 3 with 3 rules applied. Total rules applied 209 place count 1508 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 210 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 211 place count 1507 transition count 1930
Iterating global reduction 4 with 1 rules applied. Total rules applied 212 place count 1507 transition count 1930
Applied a total of 212 rules in 369 ms. Remains 1507 /1608 variables (removed 101) and now considering 1930/2057 (removed 127) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9977410089152756638.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8962318802894470478.kers'
[2026-05-23 02:58:00] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9977410089152756638.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8962318802894470478.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1930 rows 1507 cols 4031 entries
Finished phase 1 with 1502 SingleSign rule and 1 generalized
[2026-05-23 02:58:00] [INFO ] Computed 4 invariants in 13 ms
Computed 4 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-8962318802894470478.kers
Total runtime 15 ms.
[2026-05-23 02:58:00] [INFO ] Implicit Places using invariants in 225 ms returned []
[2026-05-23 02:58:00] [INFO ] Invariant cache hit.
[2026-05-23 02:58:01] [INFO ] Implicit Places using invariants and state equation in 913 ms returned []
Implicit Place search using SMT with State Equation took 1140 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2026-05-23 02:58:01] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1506 variables, 4/4 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 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 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, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1506/3437 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 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 60406ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60411ms
Starting structural reductions in LTL mode, iteration 1 : 1507/1608 places, 1930/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61930 ms. Remains : 1507/1608 places, 1930/2057 transitions.
[2026-05-23 02:59:02] [INFO ] Flatten gal took : 25 ms
[2026-05-23 02:59:02] [INFO ] Flatten gal took : 24 ms
[2026-05-23 02:59:02] [INFO ] Input system was already deterministic with 1930 transitions.
[2026-05-23 02:59:02] [INFO ] Flatten gal took : 33 ms
[2026-05-23 02:59:02] [INFO ] Flatten gal took : 22 ms
[2026-05-23 02:59:02] [INFO ] Time to serialize gal into /tmp/CTLFireability10720413019862948567.gal : 7 ms
[2026-05-23 02:59:02] [INFO ] Time to serialize properties into /tmp/CTLFireability3855256520435760865.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10720413019862948567.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3855256520435760865.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.47232e+10,12.3216,312388,2,26676,5,814746,6,0,7960,1.59558e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 02:59:32] [INFO ] Flatten gal took : 23 ms
[2026-05-23 02:59:32] [INFO ] Applying decomposition
[2026-05-23 02:59:32] [INFO ] Flatten gal took : 21 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph17061093413916997833.txt' '-o' '/tmp/graph17061093413916997833.bin' '-w' '/tmp/graph17061093413916997833.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17061093413916997833.bin' '-l' '-1' '-v' '-w' '/tmp/graph17061093413916997833.weights' '-q' '0' '-e' '0.001'
[2026-05-23 02:59:32] [INFO ] Decomposing Gal with order
[2026-05-23 02:59:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 02:59:32] [INFO ] Removed a total of 498 redundant transitions.
[2026-05-23 02:59:32] [INFO ] Flatten gal took : 120 ms
[2026-05-23 02:59:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 56 labels/synchronizations in 33 ms.
[2026-05-23 02:59:33] [INFO ] Time to serialize gal into /tmp/CTLFireability15219417934737764881.gal : 19 ms
[2026-05-23 02:59:33] [INFO ] Time to serialize properties into /tmp/CTLFireability4429170818454417902.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15219417934737764881.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4429170818454417902.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.47232e+10,1.85183,68940,2507,259,106939,10626,2533,257609,130,95991,0


Converting to forward existential form...Done !
original formula: EX(EF(AX(((i39.i0.i1.u483.p2081==1)||((i29.i0.i0.u99.p572==1)&&(i20.u330.p1433==1))))))
=> equivalent forward existential formula: [(FwdU(EY(Init),TRUE) * !(EX(!(((i39.i0.i1.u483.p2081==1)||((i29.i0.i0.u99.p572==1)&&(i20.u330.p1433==1)))))))] ...163
Reverse transition relation is NOT exact ! Due to transitions t23, t26, t179, t208, t260, t291, t320, t371, t442, t491, t494, t647, t728, t759, t837, t908,...2009
(forward)formula 0,1,7.39193,253264,1,0,418569,16293,22606,899243,547,131723,2231474
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1944 edges and 1608 vertex of which 653 / 1608 are part of one of the 61 SCC in 2 ms
Free SCC test removed 592 places
Ensure Unique test removed 685 transitions
Reduce isomorphic transitions removed 685 transitions.
Graph (complete) has 1546 edges and 1016 vertex of which 1006 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.2 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 556 transitions
Trivial Post-agglo rules discarded 556 transitions
Performed 556 trivial Post agglomeration. Transition count delta: 556
Iterating post reduction 0 with 557 rules applied. Total rules applied 559 place count 1005 transition count 808
Reduce places removed 556 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 586 rules applied. Total rules applied 1145 place count 449 transition count 778
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 2 with 20 rules applied. Total rules applied 1165 place count 435 transition count 772
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1170 place count 431 transition count 771
Performed 53 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 53 Pre rules applied. Total rules applied 1170 place count 431 transition count 718
Deduced a syphon composed of 53 places in 1 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 4 with 106 rules applied. Total rules applied 1276 place count 378 transition count 718
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 1293 place count 361 transition count 690
Iterating global reduction 4 with 17 rules applied. Total rules applied 1310 place count 361 transition count 690
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1314 place count 361 transition count 686
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1317 place count 358 transition count 686
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1324 place count 351 transition count 676
Iterating global reduction 6 with 7 rules applied. Total rules applied 1331 place count 351 transition count 676
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 1335 place count 351 transition count 672
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1336 place count 350 transition count 670
Iterating global reduction 7 with 1 rules applied. Total rules applied 1337 place count 350 transition count 670
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1338 place count 349 transition count 668
Iterating global reduction 7 with 1 rules applied. Total rules applied 1339 place count 349 transition count 668
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 7 with 74 rules applied. Total rules applied 1413 place count 312 transition count 631
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 7 with 25 rules applied. Total rules applied 1438 place count 312 transition count 606
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1444 place count 306 transition count 606
Discarding 16 places :
Symmetric choice reduction at 9 with 16 rule applications. Total rules 1460 place count 290 transition count 577
Iterating global reduction 9 with 16 rules applied. Total rules applied 1476 place count 290 transition count 577
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1478 place count 290 transition count 575
Discarding 8 places :
Symmetric choice reduction at 10 with 8 rule applications. Total rules 1486 place count 282 transition count 559
Iterating global reduction 10 with 8 rules applied. Total rules applied 1494 place count 282 transition count 559
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1495 place count 281 transition count 557
Iterating global reduction 10 with 1 rules applied. Total rules applied 1496 place count 281 transition count 557
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1497 place count 280 transition count 555
Iterating global reduction 10 with 1 rules applied. Total rules applied 1498 place count 280 transition count 555
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1499 place count 279 transition count 553
Iterating global reduction 10 with 1 rules applied. Total rules applied 1500 place count 279 transition count 553
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1501 place count 278 transition count 551
Iterating global reduction 10 with 1 rules applied. Total rules applied 1502 place count 278 transition count 551
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1503 place count 277 transition count 549
Iterating global reduction 10 with 1 rules applied. Total rules applied 1504 place count 277 transition count 549
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 1512 place count 273 transition count 545
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 1516 place count 273 transition count 541
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1519 place count 270 transition count 535
Iterating global reduction 11 with 3 rules applied. Total rules applied 1522 place count 270 transition count 535
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1528 place count 267 transition count 532
Drop transitions (Redundant composition of simpler transitions.) removed 78 transitions
Redundant transition composition rules discarded 78 transitions
Iterating global reduction 11 with 78 rules applied. Total rules applied 1606 place count 267 transition count 454
Drop transitions (Trivial Post-Agglo cleanup.) removed 29 transitions
Trivial Post-agglo rules discarded 29 transitions
Performed 29 trivial Post agglomeration. Transition count delta: 29
Iterating post reduction 11 with 29 rules applied. Total rules applied 1635 place count 267 transition count 425
Reduce places removed 29 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 12 with 30 rules applied. Total rules applied 1665 place count 238 transition count 424
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1666 place count 237 transition count 424
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 2 Pre rules applied. Total rules applied 1666 place count 237 transition count 422
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 14 with 4 rules applied. Total rules applied 1670 place count 235 transition count 422
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 14 with 12 rules applied. Total rules applied 1682 place count 229 transition count 416
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1685 place count 226 transition count 413
Iterating global reduction 14 with 3 rules applied. Total rules applied 1688 place count 226 transition count 413
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 14 with 7 rules applied. Total rules applied 1695 place count 226 transition count 406
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 14 with 3 rules applied. Total rules applied 1698 place count 226 transition count 406
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 1699 place count 226 transition count 405
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1700 place count 225 transition count 404
Applied a total of 1700 rules in 126 ms. Remains 225 /1608 variables (removed 1383) and now considering 404/2057 (removed 1653) transitions.
[2026-05-23 02:59:40] [INFO ] Flow matrix only has 355 transitions (discarded 49 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7245197500526420511.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14078494991178169983.kers'
[2026-05-23 02:59:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7245197500526420511.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14078494991178169983.kers]
Normalized transition count is 354 out of 355 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 354 rows 225 cols 836 entries
Finished phase 1 with 225 SingleSign rule and 0 generalized
[2026-05-23 02:59:40] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14078494991178169983.kers
Total runtime 1 ms.
[2026-05-23 02:59:40] [INFO ] Implicit Places using invariants in 63 ms returned []
[2026-05-23 02:59:40] [INFO ] Flow matrix only has 355 transitions (discarded 49 similar events)
[2026-05-23 02:59:40] [INFO ] Invariant cache hit.
[2026-05-23 02:59:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 02:59:40] [INFO ] Implicit Places using invariants and state equation in 184 ms returned [86, 160]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 249 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 223/1608 places, 404/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 221 transition count 402
Applied a total of 1 rules in 14 ms. Remains 221 /223 variables (removed 2) and now considering 402/404 (removed 2) transitions.
[2026-05-23 02:59:40] [INFO ] Flow matrix only has 353 transitions (discarded 49 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15031260607606612823.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11187526372624679762.kers'
[2026-05-23 02:59:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15031260607606612823.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11187526372624679762.kers]
Normalized transition count is 352 out of 353 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 352 rows 221 cols 826 entries
Finished phase 1 with 221 SingleSign rule and 0 generalized
[2026-05-23 02:59:40] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11187526372624679762.kers
Total runtime 1 ms.
[2026-05-23 02:59:40] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 02:59:40] [INFO ] Flow matrix only has 353 transitions (discarded 49 similar events)
[2026-05-23 02:59:40] [INFO ] Invariant cache hit.
[2026-05-23 02:59:41] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 173 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 221/1608 places, 402/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 562 ms. Remains : 221/1608 places, 402/2057 transitions.
[2026-05-23 02:59:41] [INFO ] Flatten gal took : 10 ms
[2026-05-23 02:59:41] [INFO ] Flatten gal took : 9 ms
[2026-05-23 02:59:41] [INFO ] Input system was already deterministic with 402 transitions.
[2026-05-23 02:59:41] [INFO ] Flatten gal took : 5 ms
[2026-05-23 02:59:41] [INFO ] Flatten gal took : 5 ms
[2026-05-23 02:59:41] [INFO ] Time to serialize gal into /tmp/CTLFireability11743942998524902716.gal : 2 ms
[2026-05-23 02:59:41] [INFO ] Time to serialize properties into /tmp/CTLFireability13385490899400375782.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11743942998524902716.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13385490899400375782.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.78071e+06,0.441667,21124,2,3209,5,59939,6,0,1229,87549,0


Converting to forward existential form...Done !
original formula: AF((((p243==1)&&(p1289==0)) * ((p1667==0) + (((p806==0) * A((p481==1) U (p923==1))) * !(A(((p2438==1)&&(p638==1)) U E((p1513==1) U (p1387...166
=> equivalent forward existential formula: [FwdG(Init,!((((p243==1)&&(p1289==0)) * ((p1667==0) + (((p806==0) * !((E(!((p923==1)) U (!((p481==1)) * !((p923=...339
Reverse transition relation is NOT exact ! Due to transitions t3, t7, t13, t14, t16, t31, t55, t61, t64, t67, t68, t75, t91, t115, t120, t124, t127, t132, ...567
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Detected timeout of ITS tools.
[2026-05-23 03:00:11] [INFO ] Flatten gal took : 5 ms
[2026-05-23 03:00:11] [INFO ] Applying decomposition
[2026-05-23 03:00:11] [INFO ] Flatten gal took : 5 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2045571128749526557.txt' '-o' '/tmp/graph2045571128749526557.bin' '-w' '/tmp/graph2045571128749526557.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2045571128749526557.bin' '-l' '-1' '-v' '-w' '/tmp/graph2045571128749526557.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:00:11] [INFO ] Decomposing Gal with order
[2026-05-23 03:00:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:00:11] [INFO ] Removed a total of 157 redundant transitions.
[2026-05-23 03:00:11] [INFO ] Flatten gal took : 11 ms
[2026-05-23 03:00:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 91 labels/synchronizations in 5 ms.
[2026-05-23 03:00:11] [INFO ] Time to serialize gal into /tmp/CTLFireability15514215364753726165.gal : 2 ms
[2026-05-23 03:00:11] [INFO ] Time to serialize properties into /tmp/CTLFireability1227884250498719351.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15514215364753726165.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1227884250498719351.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,9.78071e+06,0.100915,8272,424,87,7327,1033,743,12865,120,3070,0


Converting to forward existential form...Done !
original formula: AF((((i0.u1.p243==1)&&(i5.u34.p1289==0)) * ((i6.i1.i0.u49.p1667==0) + (((i4.u15.p806==0) * A((i0.u3.p481==1) U (i3.u20.p923==1))) * !(A((...251
=> equivalent forward existential formula: [FwdG(Init,!((((i0.u1.p243==1)&&(i5.u34.p1289==0)) * ((i6.i1.i0.u49.p1667==0) + (((i4.u15.p806==0) * !((E(!((i3....490
Reverse transition relation is NOT exact ! Due to transitions t291, t311, t321, i0.t395, i0.t188, i0.u0.t396, i0.u2.t201, i0.u2.t202, i0.u2.t203, i0.u2.t20...835
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found a local SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found a local SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
(forward)formula 0,0,2.82263,113064,1,0,163105,10441,5080,612770,617,76506,208237
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1967 edges and 1608 vertex of which 709 / 1608 are part of one of the 63 SCC in 3 ms
Free SCC test removed 646 places
Ensure Unique test removed 750 transitions
Reduce isomorphic transitions removed 750 transitions.
Graph (complete) has 1479 edges and 962 vertex of which 952 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.2 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 538 transitions
Trivial Post-agglo rules discarded 538 transitions
Performed 538 trivial Post agglomeration. Transition count delta: 538
Iterating post reduction 0 with 539 rules applied. Total rules applied 541 place count 951 transition count 761
Reduce places removed 538 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 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 567 rules applied. Total rules applied 1108 place count 413 transition count 732
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 15 rules applied. Total rules applied 1123 place count 400 transition count 730
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1124 place count 399 transition count 730
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 44 Pre rules applied. Total rules applied 1124 place count 399 transition count 686
Deduced a syphon composed of 44 places in 1 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 4 with 88 rules applied. Total rules applied 1212 place count 355 transition count 686
Discarding 20 places :
Symmetric choice reduction at 4 with 20 rule applications. Total rules 1232 place count 335 transition count 654
Iterating global reduction 4 with 20 rules applied. Total rules applied 1252 place count 335 transition count 654
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1256 place count 335 transition count 650
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1259 place count 332 transition count 650
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1269 place count 322 transition count 636
Iterating global reduction 6 with 10 rules applied. Total rules applied 1279 place count 322 transition count 636
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1285 place count 322 transition count 630
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1286 place count 321 transition count 628
Iterating global reduction 7 with 1 rules applied. Total rules applied 1287 place count 321 transition count 628
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1288 place count 320 transition count 626
Iterating global reduction 7 with 1 rules applied. Total rules applied 1289 place count 320 transition count 626
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1290 place count 319 transition count 624
Iterating global reduction 7 with 1 rules applied. Total rules applied 1291 place count 319 transition count 624
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1292 place count 318 transition count 622
Iterating global reduction 7 with 1 rules applied. Total rules applied 1293 place count 318 transition count 622
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 7 with 70 rules applied. Total rules applied 1363 place count 283 transition count 587
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 7 with 27 rules applied. Total rules applied 1390 place count 283 transition count 560
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 1398 place count 276 transition count 559
Discarding 16 places :
Symmetric choice reduction at 9 with 16 rule applications. Total rules 1414 place count 260 transition count 530
Iterating global reduction 9 with 16 rules applied. Total rules applied 1430 place count 260 transition count 530
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1432 place count 260 transition count 528
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1441 place count 251 transition count 510
Iterating global reduction 10 with 9 rules applied. Total rules applied 1450 place count 251 transition count 510
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1451 place count 250 transition count 508
Iterating global reduction 10 with 1 rules applied. Total rules applied 1452 place count 250 transition count 508
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1453 place count 249 transition count 506
Iterating global reduction 10 with 1 rules applied. Total rules applied 1454 place count 249 transition count 506
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1455 place count 248 transition count 504
Iterating global reduction 10 with 1 rules applied. Total rules applied 1456 place count 248 transition count 504
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1457 place count 247 transition count 502
Iterating global reduction 10 with 1 rules applied. Total rules applied 1458 place count 247 transition count 502
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1459 place count 246 transition count 500
Iterating global reduction 10 with 1 rules applied. Total rules applied 1460 place count 246 transition count 500
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1461 place count 245 transition count 496
Iterating global reduction 10 with 1 rules applied. Total rules applied 1462 place count 245 transition count 496
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 1470 place count 241 transition count 492
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 1474 place count 241 transition count 488
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1477 place count 238 transition count 482
Iterating global reduction 11 with 3 rules applied. Total rules applied 1480 place count 238 transition count 482
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1481 place count 237 transition count 480
Iterating global reduction 11 with 1 rules applied. Total rules applied 1482 place count 237 transition count 480
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1483 place count 236 transition count 476
Iterating global reduction 11 with 1 rules applied. Total rules applied 1484 place count 236 transition count 476
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1490 place count 233 transition count 473
Drop transitions (Redundant composition of simpler transitions.) removed 72 transitions
Redundant transition composition rules discarded 72 transitions
Iterating global reduction 11 with 72 rules applied. Total rules applied 1562 place count 233 transition count 401
Drop transitions (Trivial Post-Agglo cleanup.) removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 11 with 31 rules applied. Total rules applied 1593 place count 233 transition count 370
Reduce places removed 31 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 12 with 32 rules applied. Total rules applied 1625 place count 202 transition count 369
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1626 place count 201 transition count 369
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 3 Pre rules applied. Total rules applied 1626 place count 201 transition count 366
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 1632 place count 198 transition count 366
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 14 with 8 rules applied. Total rules applied 1640 place count 194 transition count 362
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1643 place count 191 transition count 359
Iterating global reduction 14 with 3 rules applied. Total rules applied 1646 place count 191 transition count 359
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 14 with 7 rules applied. Total rules applied 1653 place count 191 transition count 352
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1654 place count 190 transition count 351
Applied a total of 1654 rules in 111 ms. Remains 190 /1608 variables (removed 1418) and now considering 351/2057 (removed 1706) transitions.
[2026-05-23 03:00:14] [INFO ] Flow matrix only has 301 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14531294505454932228.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15229237008659474826.kers'
[2026-05-23 03:00:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14531294505454932228.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15229237008659474826.kers]
Normalized transition count is 300 out of 301 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 300 rows 190 cols 722 entries
Finished phase 1 with 190 SingleSign rule and 0 generalized
[2026-05-23 03:00:14] [INFO ] Computed 0 invariants in 3 ms
Computed 0 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-15229237008659474826.kers
Total runtime 4 ms.
[2026-05-23 03:00:14] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 03:00:14] [INFO ] Flow matrix only has 301 transitions (discarded 50 similar events)
[2026-05-23 03:00:14] [INFO ] Invariant cache hit.
[2026-05-23 03:00:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:00:14] [INFO ] Implicit Places using invariants and state equation in 179 ms returned [67, 125]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 237 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 188/1608 places, 351/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 186 transition count 349
Applied a total of 1 rules in 9 ms. Remains 186 /188 variables (removed 2) and now considering 349/351 (removed 2) transitions.
[2026-05-23 03:00:14] [INFO ] Flow matrix only has 299 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13918286278663588359.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11671617699101353459.kers'
[2026-05-23 03:00:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13918286278663588359.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11671617699101353459.kers]
Normalized transition count is 298 out of 299 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 298 rows 186 cols 712 entries
Finished phase 1 with 186 SingleSign rule and 0 generalized
[2026-05-23 03:00:14] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11671617699101353459.kers
Total runtime 1 ms.
[2026-05-23 03:00:14] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-23 03:00:14] [INFO ] Flow matrix only has 299 transitions (discarded 50 similar events)
[2026-05-23 03:00:14] [INFO ] Invariant cache hit.
[2026-05-23 03:00:14] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 153 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 186/1608 places, 349/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 511 ms. Remains : 186/1608 places, 349/2057 transitions.
[2026-05-23 03:00:14] [INFO ] Flatten gal took : 8 ms
[2026-05-23 03:00:14] [INFO ] Flatten gal took : 4 ms
[2026-05-23 03:00:14] [INFO ] Input system was already deterministic with 349 transitions.
[2026-05-23 03:00:14] [INFO ] Flatten gal took : 4 ms
[2026-05-23 03:00:14] [INFO ] Flatten gal took : 7 ms
[2026-05-23 03:00:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7726292198114116186.gal : 1 ms
[2026-05-23 03:00:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1733356625547062299.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7726292198114116186.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1733356625547062299.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
RANDOM walk for 15192 steps (1449 resets) in 85 ms. (176 steps per ms) remains 0/1 properties
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 1562 transition count 2009
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 1562 transition count 2009
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 99 place count 1562 transition count 2002
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 123 place count 1538 transition count 1975
Iterating global reduction 1 with 24 rules applied. Total rules applied 147 place count 1538 transition count 1975
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 149 place count 1538 transition count 1973
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 161 place count 1526 transition count 1959
Iterating global reduction 2 with 12 rules applied. Total rules applied 173 place count 1526 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 174 place count 1526 transition count 1958
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 180 place count 1520 transition count 1950
Iterating global reduction 3 with 6 rules applied. Total rules applied 186 place count 1520 transition count 1950
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 190 place count 1516 transition count 1944
Iterating global reduction 3 with 4 rules applied. Total rules applied 194 place count 1516 transition count 1944
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 197 place count 1513 transition count 1939
Iterating global reduction 3 with 3 rules applied. Total rules applied 200 place count 1513 transition count 1939
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 203 place count 1510 transition count 1936
Iterating global reduction 3 with 3 rules applied. Total rules applied 206 place count 1510 transition count 1936
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 207 place count 1510 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 208 place count 1509 transition count 1933
Iterating global reduction 4 with 1 rules applied. Total rules applied 209 place count 1509 transition count 1933
Applied a total of 209 rules in 567 ms. Remains 1509 /1608 variables (removed 99) and now considering 1933/2057 (removed 124) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16893632835278405794.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14610753354839555899.kers'
[2026-05-23 03:00:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16893632835278405794.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14610753354839555899.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1933 rows 1509 cols 4037 entries
Finished phase 1 with 1504 SingleSign rule and 1 generalized
[2026-05-23 03:00:15] [INFO ] Computed 4 invariants in 17 ms
Computed 4 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-14610753354839555899.kers
Total runtime 21 ms.
[2026-05-23 03:00:15] [INFO ] Implicit Places using invariants in 226 ms returned []
[2026-05-23 03:00:15] [INFO ] Invariant cache hit.
[2026-05-23 03:00:16] [INFO ] Implicit Places using invariants and state equation in 889 ms returned []
Implicit Place search using SMT with State Equation took 1117 ms to find 0 implicit places.
Running 1932 sub problems to find dead transitions.
[2026-05-23 03:00:16] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1932 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30036 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 1932/1932 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1932 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 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 1508/3442 variables, and 4 constraints, problems are : Problem set: 0 solved, 1932 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1932 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60423ms problems are : Problem set: 0 solved, 1932 unsolved
Search for dead transitions found 0 dead transitions in 60427ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1608 places, 1933/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62120 ms. Remains : 1509/1608 places, 1933/2057 transitions.
[2026-05-23 03:01:16] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:01:16] [INFO ] Flatten gal took : 18 ms
[2026-05-23 03:01:16] [INFO ] Input system was already deterministic with 1933 transitions.
[2026-05-23 03:01:16] [INFO ] Flatten gal took : 18 ms
[2026-05-23 03:01:16] [INFO ] Flatten gal took : 24 ms
[2026-05-23 03:01:16] [INFO ] Time to serialize gal into /tmp/CTLFireability3031025563722174049.gal : 6 ms
[2026-05-23 03:01:16] [INFO ] Time to serialize properties into /tmp/CTLFireability6717890810789850547.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3031025563722174049.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6717890810789850547.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.47807e+10,12.8139,312432,2,26550,5,808765,6,0,7971,1.58808e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:01:47] [INFO ] Flatten gal took : 21 ms
[2026-05-23 03:01:47] [INFO ] Applying decomposition
[2026-05-23 03:01:47] [INFO ] Flatten gal took : 17 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3836028608505964914.txt' '-o' '/tmp/graph3836028608505964914.bin' '-w' '/tmp/graph3836028608505964914.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3836028608505964914.bin' '-l' '-1' '-v' '-w' '/tmp/graph3836028608505964914.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:01:47] [INFO ] Decomposing Gal with order
[2026-05-23 03:01:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:01:47] [INFO ] Removed a total of 542 redundant transitions.
[2026-05-23 03:01:47] [INFO ] Flatten gal took : 51 ms
[2026-05-23 03:01:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 42 labels/synchronizations in 22 ms.
[2026-05-23 03:01:47] [INFO ] Time to serialize gal into /tmp/CTLFireability10537901595468963932.gal : 13 ms
[2026-05-23 03:01:47] [INFO ] Time to serialize properties into /tmp/CTLFireability17658407576332051426.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability10537901595468963932.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17658407576332051426.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.47807e+10,3.59119,121720,2094,199,231588,5440,2455,471808,118,37459,0


Converting to forward existential form...Done !
original formula: AX(((EG((!(A((i26.i0.i2.u437.p1790==1) U (i38.i1.i8.u604.p2439==1))) * EF((i26.i0.i1.u404.p1640==0)))) * EX((i17.u200.p859==0))) * EX(AG(...184
=> equivalent forward existential formula: (([(EY(Init) * !(EG((!(!((E(!((i38.i1.i8.u604.p2439==1)) U (!((i26.i0.i2.u437.p1790==1)) * !((i38.i1.i8.u604.p24...380
Reverse transition relation is NOT exact ! Due to transitions t26, t211, t263, t294, t443, t492, t495, t650, t679, t731, t762, t840, t911, t962, t1115, t11...2089
(forward)formula 0,0,8.52813,242752,1,0,467998,5440,23020,1.0538e+06,531,37459,1569240
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 43 places :
Symmetric choice reduction at 0 with 43 rule applications. Total rules 43 place count 1565 transition count 2011
Iterating global reduction 0 with 43 rules applied. Total rules applied 86 place count 1565 transition count 2011
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 92 place count 1565 transition count 2005
Discarding 22 places :
Symmetric choice reduction at 1 with 22 rule applications. Total rules 114 place count 1543 transition count 1979
Iterating global reduction 1 with 22 rules applied. Total rules applied 136 place count 1543 transition count 1979
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 138 place count 1543 transition count 1977
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 151 place count 1530 transition count 1962
Iterating global reduction 2 with 13 rules applied. Total rules applied 164 place count 1530 transition count 1962
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 165 place count 1530 transition count 1961
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 171 place count 1524 transition count 1953
Iterating global reduction 3 with 6 rules applied. Total rules applied 177 place count 1524 transition count 1953
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 181 place count 1520 transition count 1947
Iterating global reduction 3 with 4 rules applied. Total rules applied 185 place count 1520 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 188 place count 1517 transition count 1942
Iterating global reduction 3 with 3 rules applied. Total rules applied 191 place count 1517 transition count 1942
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 194 place count 1514 transition count 1939
Iterating global reduction 3 with 3 rules applied. Total rules applied 197 place count 1514 transition count 1939
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 198 place count 1514 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 199 place count 1513 transition count 1936
Iterating global reduction 4 with 1 rules applied. Total rules applied 200 place count 1513 transition count 1936
Applied a total of 200 rules in 538 ms. Remains 1513 /1608 variables (removed 95) and now considering 1936/2057 (removed 121) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2922222398951078590.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3925520574345218204.kers'
[2026-05-23 03:01:56] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2922222398951078590.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3925520574345218204.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1936 rows 1513 cols 4043 entries
Finished phase 1 with 1508 SingleSign rule and 1 generalized
[2026-05-23 03:01:56] [INFO ] Computed 4 invariants in 13 ms
Computed 4 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-3925520574345218204.kers
Total runtime 19 ms.
[2026-05-23 03:01:56] [INFO ] Implicit Places using invariants in 223 ms returned []
[2026-05-23 03:01:56] [INFO ] Invariant cache hit.
[2026-05-23 03:01:57] [INFO ] Implicit Places using invariants and state equation in 883 ms returned []
Implicit Place search using SMT with State Equation took 1108 ms to find 0 implicit places.
Running 1935 sub problems to find dead transitions.
[2026-05-23 03:01:57] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 1935/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1935 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1512 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1935 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1512/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1935 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1513 constraints, PredecessorRefiner: 0/1935 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60402ms problems are : Problem set: 0 solved, 1935 unsolved
Search for dead transitions found 0 dead transitions in 60405ms
Starting structural reductions in LTL mode, iteration 1 : 1513/1608 places, 1936/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62064 ms. Remains : 1513/1608 places, 1936/2057 transitions.
[2026-05-23 03:02:57] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:02:57] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:02:58] [INFO ] Input system was already deterministic with 1936 transitions.
[2026-05-23 03:02:58] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:02:58] [INFO ] Flatten gal took : 18 ms
[2026-05-23 03:02:58] [INFO ] Time to serialize gal into /tmp/CTLFireability5338725223285772357.gal : 7 ms
[2026-05-23 03:02:58] [INFO ] Time to serialize properties into /tmp/CTLFireability9829472000793676812.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5338725223285772357.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9829472000793676812.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.51045e+10,12.0102,304324,2,27030,5,773679,6,0,7990,1.63198e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:03:28] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:03:28] [INFO ] Applying decomposition
[2026-05-23 03:03:28] [INFO ] Flatten gal took : 17 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph3193570836146594956.txt' '-o' '/tmp/graph3193570836146594956.bin' '-w' '/tmp/graph3193570836146594956.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph3193570836146594956.bin' '-l' '-1' '-v' '-w' '/tmp/graph3193570836146594956.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:03:28] [INFO ] Decomposing Gal with order
[2026-05-23 03:03:28] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:03:28] [INFO ] Removed a total of 508 redundant transitions.
[2026-05-23 03:03:28] [INFO ] Flatten gal took : 45 ms
[2026-05-23 03:03:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 69 labels/synchronizations in 11 ms.
[2026-05-23 03:03:28] [INFO ] Time to serialize gal into /tmp/CTLFireability11587623700964946037.gal : 13 ms
[2026-05-23 03:03:28] [INFO ] Time to serialize properties into /tmp/CTLFireability5654270734135972002.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11587623700964946037.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability5654270734135972002.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.51045e+10,1.12646,44556,1789,245,62241,11001,2558,134391,139,81487,0


Converting to forward existential form...Done !
original formula: (AF(EX(((i11.u199.p888==0)&&(i2.u68.p371==0)))) * AG(EF((((AG((i30.u533.p2193==0)) + (i8.i1.i6.u130.p642==1)) * (i23.i0.i0.u395.p1615==0)...188
=> equivalent forward existential formula: ([FwdG(Init,!(EX(((i11.u199.p888==0)&&(i2.u68.p371==0)))))] = FALSE * [(FwdU(Init,TRUE) * !(E(TRUE U (((!(E(TRUE...280
Reverse transition relation is NOT exact ! Due to transitions t26, t208, t262, t322, t371, t442, t491, t494, t647, t651, t730, t744, t749, t761, t790, t839...2113
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
(forward)formula 0,1,6.61763,239748,1,0,457229,13422,23027,889771,691,81487,1666974
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 47 places :
Symmetric choice reduction at 0 with 47 rule applications. Total rules 47 place count 1561 transition count 2007
Iterating global reduction 0 with 47 rules applied. Total rules applied 94 place count 1561 transition count 2007
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 101 place count 1561 transition count 2000
Discarding 25 places :
Symmetric choice reduction at 1 with 25 rule applications. Total rules 126 place count 1536 transition count 1971
Iterating global reduction 1 with 25 rules applied. Total rules applied 151 place count 1536 transition count 1971
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 153 place count 1536 transition count 1969
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 165 place count 1524 transition count 1955
Iterating global reduction 2 with 12 rules applied. Total rules applied 177 place count 1524 transition count 1955
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 178 place count 1524 transition count 1954
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 183 place count 1519 transition count 1948
Iterating global reduction 3 with 5 rules applied. Total rules applied 188 place count 1519 transition count 1948
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 192 place count 1515 transition count 1942
Iterating global reduction 3 with 4 rules applied. Total rules applied 196 place count 1515 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 198 place count 1513 transition count 1939
Iterating global reduction 3 with 2 rules applied. Total rules applied 200 place count 1513 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 202 place count 1511 transition count 1937
Iterating global reduction 3 with 2 rules applied. Total rules applied 204 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 205 place count 1510 transition count 1935
Iterating global reduction 3 with 1 rules applied. Total rules applied 206 place count 1510 transition count 1935
Applied a total of 206 rules in 536 ms. Remains 1510 /1608 variables (removed 98) and now considering 1935/2057 (removed 122) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9798739798756813543.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6989624432304203393.kers'
[2026-05-23 03:03:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9798739798756813543.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6989624432304203393.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1935 rows 1510 cols 4041 entries
Finished phase 1 with 1505 SingleSign rule and 1 generalized
[2026-05-23 03:03:35] [INFO ] Computed 4 invariants in 17 ms
Computed 4 P flows in 18 ms.
Exported basis to /tmp/petrispot-output-6989624432304203393.kers
Total runtime 22 ms.
[2026-05-23 03:03:35] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-23 03:03:35] [INFO ] Invariant cache hit.
[2026-05-23 03:03:36] [INFO ] Implicit Places using invariants and state equation in 901 ms returned []
Implicit Place search using SMT with State Equation took 1135 ms to find 0 implicit places.
Running 1934 sub problems to find dead transitions.
[2026-05-23 03:03:36] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3445 variables, and 4 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 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) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1934 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1509/3445 variables, and 4 constraints, problems are : Problem set: 0 solved, 1934 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 0/1934 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60410ms problems are : Problem set: 0 solved, 1934 unsolved
Search for dead transitions found 0 dead transitions in 60414ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1608 places, 1935/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62091 ms. Remains : 1510/1608 places, 1935/2057 transitions.
[2026-05-23 03:04:37] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:04:37] [INFO ] Flatten gal took : 23 ms
[2026-05-23 03:04:37] [INFO ] Input system was already deterministic with 1935 transitions.
[2026-05-23 03:04:37] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:04:37] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:04:37] [INFO ] Time to serialize gal into /tmp/CTLFireability14729888573463949000.gal : 5 ms
[2026-05-23 03:04:37] [INFO ] Time to serialize properties into /tmp/CTLFireability4935373388397874668.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14729888573463949000.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4935373388397874668.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48378e+10,12.7156,310200,2,26845,5,813089,6,0,7977,1.57849e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:05:07] [INFO ] Flatten gal took : 23 ms
[2026-05-23 03:05:07] [INFO ] Applying decomposition
[2026-05-23 03:05:07] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph11594128477459443149.txt' '-o' '/tmp/graph11594128477459443149.bin' '-w' '/tmp/graph11594128477459443149.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph11594128477459443149.bin' '-l' '-1' '-v' '-w' '/tmp/graph11594128477459443149.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:05:07] [INFO ] Decomposing Gal with order
[2026-05-23 03:05:07] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:05:07] [INFO ] Removed a total of 492 redundant transitions.
[2026-05-23 03:05:07] [INFO ] Flatten gal took : 47 ms
[2026-05-23 03:05:07] [INFO ] Fuse similar labels procedure discarded/fused a total of 30 labels/synchronizations in 8 ms.
[2026-05-23 03:05:07] [INFO ] Time to serialize gal into /tmp/CTLFireability7254658915505155489.gal : 12 ms
[2026-05-23 03:05:07] [INFO ] Time to serialize properties into /tmp/CTLFireability9094541907378047314.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7254658915505155489.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9094541907378047314.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48378e+10,1.50099,54184,1930,265,89317,8842,2493,177907,141,60238,0


Converting to forward existential form...Done !
original formula: AF((AG(EX((i17.i1.i2.u225.p1016==1))) + (i17.i1.i4.u248.p1143==1)))
=> equivalent forward existential formula: [FwdG(Init,!((!(E(TRUE U !(EX((i17.i1.i2.u225.p1016==1))))) + (i17.i1.i4.u248.p1143==1))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t26, t179, t208, t260, t291, t320, t369, t440, t492, t645, t674, t726, t757, t835, t906, t957...2114
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
Fast SCC detection found an SCC at level 38
Fast SCC detection found an SCC at level 39
Fast SCC detection found an SCC at level 40
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1964 edges and 1608 vertex of which 702 / 1608 are part of one of the 63 SCC in 1 ms
Free SCC test removed 639 places
Ensure Unique test removed 742 transitions
Reduce isomorphic transitions removed 742 transitions.
Graph (complete) has 1487 edges and 969 vertex of which 959 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.2 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 544 transitions
Trivial Post-agglo rules discarded 544 transitions
Performed 544 trivial Post agglomeration. Transition count delta: 544
Iterating post reduction 0 with 545 rules applied. Total rules applied 547 place count 958 transition count 763
Reduce places removed 544 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 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 573 rules applied. Total rules applied 1120 place count 414 transition count 734
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 16 rules applied. Total rules applied 1136 place count 401 transition count 731
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1138 place count 399 transition count 731
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 44 Pre rules applied. Total rules applied 1138 place count 399 transition count 687
Deduced a syphon composed of 44 places in 1 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 4 with 88 rules applied. Total rules applied 1226 place count 355 transition count 687
Discarding 20 places :
Symmetric choice reduction at 4 with 20 rule applications. Total rules 1246 place count 335 transition count 655
Iterating global reduction 4 with 20 rules applied. Total rules applied 1266 place count 335 transition count 655
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1270 place count 335 transition count 651
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1273 place count 332 transition count 651
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1283 place count 322 transition count 637
Iterating global reduction 6 with 10 rules applied. Total rules applied 1293 place count 322 transition count 637
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1299 place count 322 transition count 631
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1300 place count 321 transition count 629
Iterating global reduction 7 with 1 rules applied. Total rules applied 1301 place count 321 transition count 629
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1302 place count 320 transition count 627
Iterating global reduction 7 with 1 rules applied. Total rules applied 1303 place count 320 transition count 627
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1304 place count 319 transition count 625
Iterating global reduction 7 with 1 rules applied. Total rules applied 1305 place count 319 transition count 625
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1306 place count 318 transition count 623
Iterating global reduction 7 with 1 rules applied. Total rules applied 1307 place count 318 transition count 623
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 7 with 70 rules applied. Total rules applied 1377 place count 283 transition count 588
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 7 with 27 rules applied. Total rules applied 1404 place count 283 transition count 561
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 1412 place count 276 transition count 560
Discarding 15 places :
Symmetric choice reduction at 9 with 15 rule applications. Total rules 1427 place count 261 transition count 533
Iterating global reduction 9 with 15 rules applied. Total rules applied 1442 place count 261 transition count 533
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1444 place count 261 transition count 531
Discarding 8 places :
Symmetric choice reduction at 10 with 8 rule applications. Total rules 1452 place count 253 transition count 515
Iterating global reduction 10 with 8 rules applied. Total rules applied 1460 place count 253 transition count 515
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1461 place count 252 transition count 513
Iterating global reduction 10 with 1 rules applied. Total rules applied 1462 place count 252 transition count 513
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1463 place count 251 transition count 511
Iterating global reduction 10 with 1 rules applied. Total rules applied 1464 place count 251 transition count 511
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1465 place count 250 transition count 509
Iterating global reduction 10 with 1 rules applied. Total rules applied 1466 place count 250 transition count 509
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1467 place count 249 transition count 507
Iterating global reduction 10 with 1 rules applied. Total rules applied 1468 place count 249 transition count 507
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1469 place count 248 transition count 505
Iterating global reduction 10 with 1 rules applied. Total rules applied 1470 place count 248 transition count 505
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1471 place count 247 transition count 501
Iterating global reduction 10 with 1 rules applied. Total rules applied 1472 place count 247 transition count 501
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 1480 place count 243 transition count 497
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 1484 place count 243 transition count 493
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1487 place count 240 transition count 487
Iterating global reduction 11 with 3 rules applied. Total rules applied 1490 place count 240 transition count 487
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1491 place count 239 transition count 485
Iterating global reduction 11 with 1 rules applied. Total rules applied 1492 place count 239 transition count 485
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1493 place count 238 transition count 481
Iterating global reduction 11 with 1 rules applied. Total rules applied 1494 place count 238 transition count 481
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1500 place count 235 transition count 478
Drop transitions (Redundant composition of simpler transitions.) removed 73 transitions
Redundant transition composition rules discarded 73 transitions
Iterating global reduction 11 with 73 rules applied. Total rules applied 1573 place count 235 transition count 405
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 11 with 32 rules applied. Total rules applied 1605 place count 235 transition count 373
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 12 with 32 rules applied. Total rules applied 1637 place count 203 transition count 373
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 13 with 3 Pre rules applied. Total rules applied 1637 place count 203 transition count 370
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 13 with 6 rules applied. Total rules applied 1643 place count 200 transition count 370
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 13 with 8 rules applied. Total rules applied 1651 place count 196 transition count 366
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 1654 place count 193 transition count 363
Iterating global reduction 13 with 3 rules applied. Total rules applied 1657 place count 193 transition count 363
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 13 with 6 rules applied. Total rules applied 1663 place count 193 transition count 357
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 1664 place count 193 transition count 357
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1665 place count 192 transition count 356
Applied a total of 1665 rules in 98 ms. Remains 192 /1608 variables (removed 1416) and now considering 356/2057 (removed 1701) transitions.
[2026-05-23 03:05:37] [INFO ] Flow matrix only has 306 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13366547908589136639.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4457133988472090829.kers'
[2026-05-23 03:05:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13366547908589136639.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4457133988472090829.kers]
Normalized transition count is 305 out of 306 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 305 rows 192 cols 732 entries
Finished phase 1 with 192 SingleSign rule and 0 generalized
[2026-05-23 03:05:37] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4457133988472090829.kers
Total runtime 1 ms.
[2026-05-23 03:05:37] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-23 03:05:37] [INFO ] Flow matrix only has 306 transitions (discarded 50 similar events)
[2026-05-23 03:05:37] [INFO ] Invariant cache hit.
[2026-05-23 03:05:37] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:05:38] [INFO ] Implicit Places using invariants and state equation in 153 ms returned [67, 127]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 208 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 190/1608 places, 356/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 188 transition count 354
Applied a total of 1 rules in 10 ms. Remains 188 /190 variables (removed 2) and now considering 354/356 (removed 2) transitions.
[2026-05-23 03:05:38] [INFO ] Flow matrix only has 304 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16725177560552018557.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15123480499912536085.kers'
[2026-05-23 03:05:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16725177560552018557.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15123480499912536085.kers]
Normalized transition count is 303 out of 304 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 303 rows 188 cols 722 entries
Finished phase 1 with 188 SingleSign rule and 0 generalized
[2026-05-23 03:05:38] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-15123480499912536085.kers
Total runtime 2 ms.
[2026-05-23 03:05:38] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-23 03:05:38] [INFO ] Flow matrix only has 304 transitions (discarded 50 similar events)
[2026-05-23 03:05:38] [INFO ] Invariant cache hit.
[2026-05-23 03:05:38] [INFO ] Implicit Places using invariants and state equation in 97 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 188/1608 places, 354/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 465 ms. Remains : 188/1608 places, 354/2057 transitions.
[2026-05-23 03:05:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:05:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:05:38] [INFO ] Input system was already deterministic with 354 transitions.
[2026-05-23 03:05:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:05:38] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:05:38] [INFO ] Time to serialize gal into /tmp/CTLFireability14155309503711125989.gal : 1 ms
[2026-05-23 03:05:38] [INFO ] Time to serialize properties into /tmp/CTLFireability12317705393402006736.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14155309503711125989.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12317705393402006736.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...285
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.4209e+06,0.263144,15300,2,2154,5,42017,6,0,1050,55218,0


Converting to forward existential form...Done !
original formula: EG(((p2268==0)&&(p1666==0)))
=> equivalent forward existential formula: [FwdG(Init,((p2268==0)&&(p1666==0)))] != FALSE
Hit Full ! (commute/partial/dont) 349/5/5
(forward)formula 0,1,0.9775,39732,1,0,10,177378,19,4,4855,113281,8
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-08 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 45 places :
Symmetric choice reduction at 0 with 45 rule applications. Total rules 45 place count 1563 transition count 2009
Iterating global reduction 0 with 45 rules applied. Total rules applied 90 place count 1563 transition count 2009
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 97 place count 1563 transition count 2002
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 121 place count 1539 transition count 1975
Iterating global reduction 1 with 24 rules applied. Total rules applied 145 place count 1539 transition count 1975
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 147 place count 1539 transition count 1973
Discarding 12 places :
Symmetric choice reduction at 2 with 12 rule applications. Total rules 159 place count 1527 transition count 1959
Iterating global reduction 2 with 12 rules applied. Total rules applied 171 place count 1527 transition count 1959
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 177 place count 1521 transition count 1951
Iterating global reduction 2 with 6 rules applied. Total rules applied 183 place count 1521 transition count 1951
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 187 place count 1517 transition count 1945
Iterating global reduction 2 with 4 rules applied. Total rules applied 191 place count 1517 transition count 1945
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 194 place count 1514 transition count 1940
Iterating global reduction 2 with 3 rules applied. Total rules applied 197 place count 1514 transition count 1940
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 200 place count 1511 transition count 1937
Iterating global reduction 2 with 3 rules applied. Total rules applied 203 place count 1511 transition count 1937
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 204 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 205 place count 1510 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 206 place count 1510 transition count 1934
Applied a total of 206 rules in 544 ms. Remains 1510 /1608 variables (removed 98) and now considering 1934/2057 (removed 123) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8265936833814827492.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10574351918786760140.kers'
[2026-05-23 03:05:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8265936833814827492.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10574351918786760140.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 1934 rows 1510 cols 4039 entries
Finished phase 1 with 1505 SingleSign rule and 1 generalized
[2026-05-23 03:05:39] [INFO ] Computed 4 invariants in 16 ms
Computed 4 P flows in 17 ms.
Exported basis to /tmp/petrispot-output-10574351918786760140.kers
Total runtime 20 ms.
[2026-05-23 03:05:39] [INFO ] Implicit Places using invariants in 221 ms returned []
[2026-05-23 03:05:39] [INFO ] Invariant cache hit.
[2026-05-23 03:05:40] [INFO ] Implicit Places using invariants and state equation in 882 ms returned []
Implicit Place search using SMT with State Equation took 1105 ms to find 0 implicit places.
Running 1933 sub problems to find dead transitions.
[2026-05-23 03:05:40] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1509/3444 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 1933/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1933 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1509 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1509/3444 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1510 constraints, PredecessorRefiner: 0/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60404ms problems are : Problem set: 0 solved, 1933 unsolved
Search for dead transitions found 0 dead transitions in 60407ms
Starting structural reductions in LTL mode, iteration 1 : 1510/1608 places, 1934/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62062 ms. Remains : 1510/1608 places, 1934/2057 transitions.
[2026-05-23 03:06:41] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:06:41] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:06:41] [INFO ] Input system was already deterministic with 1934 transitions.
[2026-05-23 03:06:41] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:06:41] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:06:41] [INFO ] Time to serialize gal into /tmp/CTLFireability13322858638168435278.gal : 5 ms
[2026-05-23 03:06:41] [INFO ] Time to serialize properties into /tmp/CTLFireability1472039396410783420.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13322858638168435278.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1472039396410783420.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48618e+10,12.7356,316192,2,26766,5,821611,6,0,7976,1.61795e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:07:11] [INFO ] Flatten gal took : 23 ms
[2026-05-23 03:07:11] [INFO ] Applying decomposition
[2026-05-23 03:07:11] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph9531010903527095365.txt' '-o' '/tmp/graph9531010903527095365.bin' '-w' '/tmp/graph9531010903527095365.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph9531010903527095365.bin' '-l' '-1' '-v' '-w' '/tmp/graph9531010903527095365.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:07:11] [INFO ] Decomposing Gal with order
[2026-05-23 03:07:11] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:07:11] [INFO ] Removed a total of 491 redundant transitions.
[2026-05-23 03:07:11] [INFO ] Flatten gal took : 43 ms
[2026-05-23 03:07:11] [INFO ] Fuse similar labels procedure discarded/fused a total of 44 labels/synchronizations in 8 ms.
[2026-05-23 03:07:11] [INFO ] Time to serialize gal into /tmp/CTLFireability8414730899642096320.gal : 13 ms
[2026-05-23 03:07:11] [INFO ] Time to serialize properties into /tmp/CTLFireability6351755755004379539.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8414730899642096320.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability6351755755004379539.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48618e+10,1.47686,52996,2238,257,88583,6511,2450,173513,144,38626,0


Converting to forward existential form...Done !
original formula: EF((EG(AX((i2.i1.i0.u18.p108==1))) + ((i25.i0.i3.u398.p1685==1) * AX(AX((i18.i1.i0.u293.p1317==1))))))
=> equivalent forward existential formula: ([FwdG(FwdU(Init,TRUE),!(EX(!((i2.i1.i0.u18.p108==1)))))] != FALSE + [((FwdU(Init,TRUE) * (i25.i0.i3.u398.p1685=...219
Reverse transition relation is NOT exact ! Due to transitions t26, t208, t260, t320, t369, t440, t489, t492, t650, t679, t731, t762, t840, t911, t962, t111...2116
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 1
Fast SCC detection found a local SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
(forward)formula 0,1,4.86699,167424,1,0,274191,7799,19281,516863,704,38626,1557922
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 46 places :
Symmetric choice reduction at 0 with 46 rule applications. Total rules 46 place count 1562 transition count 2008
Iterating global reduction 0 with 46 rules applied. Total rules applied 92 place count 1562 transition count 2008
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 99 place count 1562 transition count 2001
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 123 place count 1538 transition count 1973
Iterating global reduction 1 with 24 rules applied. Total rules applied 147 place count 1538 transition count 1973
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 149 place count 1538 transition count 1971
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 162 place count 1525 transition count 1956
Iterating global reduction 2 with 13 rules applied. Total rules applied 175 place count 1525 transition count 1956
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 176 place count 1525 transition count 1955
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 182 place count 1519 transition count 1947
Iterating global reduction 3 with 6 rules applied. Total rules applied 188 place count 1519 transition count 1947
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 192 place count 1515 transition count 1941
Iterating global reduction 3 with 4 rules applied. Total rules applied 196 place count 1515 transition count 1941
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 199 place count 1512 transition count 1936
Iterating global reduction 3 with 3 rules applied. Total rules applied 202 place count 1512 transition count 1936
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 205 place count 1509 transition count 1933
Iterating global reduction 3 with 3 rules applied. Total rules applied 208 place count 1509 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 209 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 210 place count 1508 transition count 1930
Iterating global reduction 4 with 1 rules applied. Total rules applied 211 place count 1508 transition count 1930
Applied a total of 211 rules in 536 ms. Remains 1508 /1608 variables (removed 100) and now considering 1930/2057 (removed 127) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12400312243392475888.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6220239441685596200.kers'
[2026-05-23 03:07:17] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12400312243392475888.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6220239441685596200.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 1930 rows 1508 cols 4031 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 03:07:17] [INFO ] Computed 4 invariants in 15 ms
Computed 4 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-6220239441685596200.kers
Total runtime 19 ms.
[2026-05-23 03:07:17] [INFO ] Implicit Places using invariants in 223 ms returned []
[2026-05-23 03:07:17] [INFO ] Invariant cache hit.
[2026-05-23 03:07:18] [INFO ] Implicit Places using invariants and state equation in 869 ms returned []
Implicit Place search using SMT with State Equation took 1093 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2026-05-23 03:07:18] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1929/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1929 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3438 variables, and 4 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60394ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1608 places, 1930/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62035 ms. Remains : 1508/1608 places, 1930/2057 transitions.
[2026-05-23 03:08:18] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:08:18] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:08:18] [INFO ] Input system was already deterministic with 1930 transitions.
[2026-05-23 03:08:18] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:08:18] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:08:18] [INFO ] Time to serialize gal into /tmp/CTLFireability5340763736951792008.gal : 5 ms
[2026-05-23 03:08:18] [INFO ] Time to serialize properties into /tmp/CTLFireability11277467217244258859.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5340763736951792008.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11277467217244258859.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48137e+10,12.9723,314256,2,27981,5,869239,6,0,7964,1.56564e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:08:48] [INFO ] Flatten gal took : 19 ms
[2026-05-23 03:08:48] [INFO ] Applying decomposition
[2026-05-23 03:08:48] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph14853574881448886385.txt' '-o' '/tmp/graph14853574881448886385.bin' '-w' '/tmp/graph14853574881448886385.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph14853574881448886385.bin' '-l' '-1' '-v' '-w' '/tmp/graph14853574881448886385.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:08:48] [INFO ] Decomposing Gal with order
[2026-05-23 03:08:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:08:49] [INFO ] Removed a total of 495 redundant transitions.
[2026-05-23 03:08:49] [INFO ] Flatten gal took : 36 ms
[2026-05-23 03:08:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 56 labels/synchronizations in 12 ms.
[2026-05-23 03:08:49] [INFO ] Time to serialize gal into /tmp/CTLFireability5966470402108101176.gal : 13 ms
[2026-05-23 03:08:49] [INFO ] Time to serialize properties into /tmp/CTLFireability48218927706769638.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability5966470402108101176.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability48218927706769638.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...260
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.48137e+10,1.02605,37188,1993,267,53693,5859,2539,104546,128,37992,0


Converting to forward existential form...Done !
original formula: AF(E(EF(((!(E((i4.i1.i6.u40.p208==1) U (i27.i0.i2.u476.p2000==1))) + AX((i29.u497.p2068==1))) + ((i10.u160.p774==1)||(i33.i0.i1.u546.p224...185
=> equivalent forward existential formula: [FwdG(Init,!(E(E(TRUE U ((!(E((i4.i1.i6.u40.p208==1) U (i27.i0.i2.u476.p2000==1))) + !(EX(!((i29.u497.p2068==1))...242
Reverse transition relation is NOT exact ! Due to transitions t26, t208, t260, t320, t369, t440, t492, t645, t726, t786, t835, t906, t957, t1110, t1191, t1...2204
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
(forward)formula 0,1,8.97549,295032,1,0,503962,13413,22973,1.23476e+06,604,49108,1855319
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is TRUE !

***************************************

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1964 edges and 1608 vertex of which 709 / 1608 are part of one of the 63 SCC in 1 ms
Free SCC test removed 646 places
Ensure Unique test removed 750 transitions
Reduce isomorphic transitions removed 750 transitions.
Graph (complete) has 1479 edges and 962 vertex of which 952 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.1 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 539 transitions
Trivial Post-agglo rules discarded 539 transitions
Performed 539 trivial Post agglomeration. Transition count delta: 539
Iterating post reduction 0 with 540 rules applied. Total rules applied 542 place count 951 transition count 760
Reduce places removed 539 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 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 568 rules applied. Total rules applied 1110 place count 412 transition count 731
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 1124 place count 399 transition count 730
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 44 Pre rules applied. Total rules applied 1124 place count 399 transition count 686
Deduced a syphon composed of 44 places in 1 ms
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 3 with 88 rules applied. Total rules applied 1212 place count 355 transition count 686
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 1231 place count 336 transition count 656
Iterating global reduction 3 with 19 rules applied. Total rules applied 1250 place count 336 transition count 656
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 4 rules applied. Total rules applied 1254 place count 336 transition count 652
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1257 place count 333 transition count 652
Discarding 9 places :
Symmetric choice reduction at 5 with 9 rule applications. Total rules 1266 place count 324 transition count 640
Iterating global reduction 5 with 9 rules applied. Total rules applied 1275 place count 324 transition count 640
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 1281 place count 324 transition count 634
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1282 place count 323 transition count 632
Iterating global reduction 6 with 1 rules applied. Total rules applied 1283 place count 323 transition count 632
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1284 place count 322 transition count 630
Iterating global reduction 6 with 1 rules applied. Total rules applied 1285 place count 322 transition count 630
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1286 place count 321 transition count 628
Iterating global reduction 6 with 1 rules applied. Total rules applied 1287 place count 321 transition count 628
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 1288 place count 320 transition count 626
Iterating global reduction 6 with 1 rules applied. Total rules applied 1289 place count 320 transition count 626
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: 35
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 6 with 70 rules applied. Total rules applied 1359 place count 285 transition count 591
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 6 with 25 rules applied. Total rules applied 1384 place count 285 transition count 566
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 1391 place count 279 transition count 565
Discarding 15 places :
Symmetric choice reduction at 8 with 15 rule applications. Total rules 1406 place count 264 transition count 538
Iterating global reduction 8 with 15 rules applied. Total rules applied 1421 place count 264 transition count 538
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1422 place count 264 transition count 537
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 1431 place count 255 transition count 519
Iterating global reduction 9 with 9 rules applied. Total rules applied 1440 place count 255 transition count 519
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1441 place count 254 transition count 517
Iterating global reduction 9 with 1 rules applied. Total rules applied 1442 place count 254 transition count 517
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1443 place count 253 transition count 515
Iterating global reduction 9 with 1 rules applied. Total rules applied 1444 place count 253 transition count 515
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1445 place count 252 transition count 513
Iterating global reduction 9 with 1 rules applied. Total rules applied 1446 place count 252 transition count 513
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1447 place count 251 transition count 511
Iterating global reduction 9 with 1 rules applied. Total rules applied 1448 place count 251 transition count 511
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1449 place count 250 transition count 509
Iterating global reduction 9 with 1 rules applied. Total rules applied 1450 place count 250 transition count 509
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1451 place count 249 transition count 505
Iterating global reduction 9 with 1 rules applied. Total rules applied 1452 place count 249 transition count 505
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 1460 place count 245 transition count 501
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 9 with 4 rules applied. Total rules applied 1464 place count 245 transition count 497
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1467 place count 242 transition count 491
Iterating global reduction 10 with 3 rules applied. Total rules applied 1470 place count 242 transition count 491
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1471 place count 241 transition count 489
Iterating global reduction 10 with 1 rules applied. Total rules applied 1472 place count 241 transition count 489
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1473 place count 240 transition count 485
Iterating global reduction 10 with 1 rules applied. Total rules applied 1474 place count 240 transition count 485
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 10 with 6 rules applied. Total rules applied 1480 place count 237 transition count 482
Drop transitions (Redundant composition of simpler transitions.) removed 72 transitions
Redundant transition composition rules discarded 72 transitions
Iterating global reduction 10 with 72 rules applied. Total rules applied 1552 place count 237 transition count 410
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 10 with 32 rules applied. Total rules applied 1584 place count 237 transition count 378
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 11 with 32 rules applied. Total rules applied 1616 place count 205 transition count 378
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 12 with 2 Pre rules applied. Total rules applied 1616 place count 205 transition count 376
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 12 with 4 rules applied. Total rules applied 1620 place count 203 transition count 376
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 12 with 10 rules applied. Total rules applied 1630 place count 198 transition count 371
Discarding 3 places :
Symmetric choice reduction at 12 with 3 rule applications. Total rules 1633 place count 195 transition count 368
Iterating global reduction 12 with 3 rules applied. Total rules applied 1636 place count 195 transition count 368
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 12 with 7 rules applied. Total rules applied 1643 place count 195 transition count 361
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 1644 place count 195 transition count 361
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 1645 place count 195 transition count 360
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1646 place count 194 transition count 359
Applied a total of 1646 rules in 108 ms. Remains 194 /1608 variables (removed 1414) and now considering 359/2057 (removed 1698) transitions.
[2026-05-23 03:08:58] [INFO ] Flow matrix only has 309 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7971939050364258631.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16875765988112856657.kers'
[2026-05-23 03:08:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7971939050364258631.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16875765988112856657.kers]
Normalized transition count is 308 out of 309 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 308 rows 194 cols 738 entries
Finished phase 1 with 194 SingleSign rule and 0 generalized
[2026-05-23 03:08:58] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16875765988112856657.kers
Total runtime 3 ms.
[2026-05-23 03:08:58] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-23 03:08:58] [INFO ] Flow matrix only has 309 transitions (discarded 50 similar events)
[2026-05-23 03:08:58] [INFO ] Invariant cache hit.
[2026-05-23 03:08:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:08:58] [INFO ] Implicit Places using invariants and state equation in 224 ms returned [71, 131]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 284 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 192/1608 places, 359/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 190 transition count 357
Applied a total of 1 rules in 10 ms. Remains 190 /192 variables (removed 2) and now considering 357/359 (removed 2) transitions.
[2026-05-23 03:08:58] [INFO ] Flow matrix only has 307 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6629453317753706380.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12795418481570270856.kers'
[2026-05-23 03:08:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6629453317753706380.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12795418481570270856.kers]
Normalized transition count is 306 out of 307 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 306 rows 190 cols 728 entries
Finished phase 1 with 190 SingleSign rule and 0 generalized
[2026-05-23 03:08:58] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12795418481570270856.kers
Total runtime 3 ms.
[2026-05-23 03:08:58] [INFO ] Implicit Places using invariants in 55 ms returned []
[2026-05-23 03:08:58] [INFO ] Flow matrix only has 307 transitions (discarded 50 similar events)
[2026-05-23 03:08:58] [INFO ] Invariant cache hit.
[2026-05-23 03:08:58] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 160 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 190/1608 places, 357/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 562 ms. Remains : 190/1608 places, 357/2057 transitions.
[2026-05-23 03:08:58] [INFO ] Flatten gal took : 2 ms
[2026-05-23 03:08:58] [INFO ] Flatten gal took : 4 ms
[2026-05-23 03:08:58] [INFO ] Input system was already deterministic with 357 transitions.
[2026-05-23 03:08:58] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:08:58] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:08:58] [INFO ] Time to serialize gal into /tmp/CTLFireability11205657176515892351.gal : 1 ms
[2026-05-23 03:08:58] [INFO ] Time to serialize properties into /tmp/CTLFireability2586778949761913218.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11205657176515892351.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2586778949761913218.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.5712e+06,0.297971,15772,2,2167,5,42817,6,0,1061,58160,0


Converting to forward existential form...Done !
original formula: AF((AF((p1027==1)) * (p1757==1)))
=> equivalent forward existential formula: [FwdG(Init,!((!(EG(!((p1027==1)))) * (p1757==1))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t3, t7, t12, t13, t15, t30, t54, t57, t61, t64, t69, t70, t74, t90, t114, t117, t121, t124, t...494
(forward)formula 0,0,10.1528,342036,1,0,639,1.62324e+06,691,395,6317,2.39636e+06,879
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

Starting structural reductions in LTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Discarding 32 places :
Symmetric choice reduction at 0 with 32 rule applications. Total rules 32 place count 1576 transition count 2022
Iterating global reduction 0 with 32 rules applied. Total rules applied 64 place count 1576 transition count 2022
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 69 place count 1576 transition count 2017
Discarding 19 places :
Symmetric choice reduction at 1 with 19 rule applications. Total rules 88 place count 1557 transition count 1994
Iterating global reduction 1 with 19 rules applied. Total rules applied 107 place count 1557 transition count 1994
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 109 place count 1557 transition count 1992
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 118 place count 1548 transition count 1981
Iterating global reduction 2 with 9 rules applied. Total rules applied 127 place count 1548 transition count 1981
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 128 place count 1548 transition count 1980
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 132 place count 1544 transition count 1975
Iterating global reduction 3 with 4 rules applied. Total rules applied 136 place count 1544 transition count 1975
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 139 place count 1541 transition count 1971
Iterating global reduction 3 with 3 rules applied. Total rules applied 142 place count 1541 transition count 1971
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 143 place count 1540 transition count 1970
Iterating global reduction 3 with 1 rules applied. Total rules applied 144 place count 1540 transition count 1970
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 145 place count 1539 transition count 1969
Iterating global reduction 3 with 1 rules applied. Total rules applied 146 place count 1539 transition count 1969
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 147 place count 1538 transition count 1967
Iterating global reduction 3 with 1 rules applied. Total rules applied 148 place count 1538 transition count 1967
Applied a total of 148 rules in 534 ms. Remains 1538 /1608 variables (removed 70) and now considering 1967/2057 (removed 90) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7634801733459194255.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1765824075985412948.kers'
[2026-05-23 03:09:09] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7634801733459194255.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1765824075985412948.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1967 rows 1538 cols 4105 entries
Finished phase 1 with 1533 SingleSign rule and 1 generalized
[2026-05-23 03:09:09] [INFO ] Computed 4 invariants in 12 ms
Computed 4 P flows in 13 ms.
Exported basis to /tmp/petrispot-output-1765824075985412948.kers
Total runtime 16 ms.
[2026-05-23 03:09:09] [INFO ] Implicit Places using invariants in 215 ms returned []
[2026-05-23 03:09:09] [INFO ] Invariant cache hit.
[2026-05-23 03:09:10] [INFO ] Implicit Places using invariants and state equation in 877 ms returned []
Implicit Place search using SMT with State Equation took 1093 ms to find 0 implicit places.
Running 1966 sub problems to find dead transitions.
[2026-05-23 03:09:10] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1537 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1966 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1537/3505 variables, and 4 constraints, problems are : Problem set: 0 solved, 1966 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1538 constraints, PredecessorRefiner: 1966/1966 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1966 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1537 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1966 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1537/3505 variables, and 4 constraints, problems are : Problem set: 0 solved, 1966 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1538 constraints, PredecessorRefiner: 0/1966 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60406ms problems are : Problem set: 0 solved, 1966 unsolved
Search for dead transitions found 0 dead transitions in 60410ms
Starting structural reductions in LTL mode, iteration 1 : 1538/1608 places, 1967/2057 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62048 ms. Remains : 1538/1608 places, 1967/2057 transitions.
[2026-05-23 03:10:11] [INFO ] Flatten gal took : 16 ms
[2026-05-23 03:10:11] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:10:11] [INFO ] Input system was already deterministic with 1967 transitions.
[2026-05-23 03:10:11] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:10:11] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:10:11] [INFO ] Time to serialize gal into /tmp/CTLFireability1874498991130498875.gal : 5 ms
[2026-05-23 03:10:11] [INFO ] Time to serialize properties into /tmp/CTLFireability2748202444740788380.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability1874498991130498875.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability2748202444740788380.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.65613e+10,13.5766,325832,2,28447,5,916803,6,0,8121,1.59914e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2026-05-23 03:10:41] [INFO ] Flatten gal took : 20 ms
[2026-05-23 03:10:41] [INFO ] Applying decomposition
[2026-05-23 03:10:41] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph728467991129902354.txt' '-o' '/tmp/graph728467991129902354.bin' '-w' '/tmp/graph728467991129902354.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph728467991129902354.bin' '-l' '-1' '-v' '-w' '/tmp/graph728467991129902354.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:10:41] [INFO ] Decomposing Gal with order
[2026-05-23 03:10:41] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:10:41] [INFO ] Removed a total of 519 redundant transitions.
[2026-05-23 03:10:41] [INFO ] Flatten gal took : 36 ms
[2026-05-23 03:10:41] [INFO ] Fuse similar labels procedure discarded/fused a total of 62 labels/synchronizations in 11 ms.
[2026-05-23 03:10:41] [INFO ] Time to serialize gal into /tmp/CTLFireability9275717616549939266.gal : 12 ms
[2026-05-23 03:10:41] [INFO ] Time to serialize properties into /tmp/CTLFireability10429770773764361546.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9275717616549939266.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10429770773764361546.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,2.65613e+10,1.15341,43092,1990,248,68273,6226,2553,131079,125,41651,0


Converting to forward existential form...Done !
original formula: ((AF((EF((i40.i2.i5.u603.p2489==1)) * ((AX((i13.i0.i0.u175.p795==1)) + ((((i19.i0.i4.u253.p1090==1)||(i3.u10.p41==1))&&(i19.i1.i1.u242.p1...958
=> equivalent forward existential formula: (([FwdG(Init,!((E(TRUE U (i40.i2.i5.u603.p2489==1)) * ((!(EX(!((i13.i0.i0.u175.p795==1)))) + ((((i19.i0.i4.u253....1147
Reverse transition relation is NOT exact ! Due to transitions t23, t26, t184, t213, t265, t325, t375, t448, t501, t683, t735, t766, t915, t968, t1140, t122...2071
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found an SCC at level 1
Fast SCC detection found an SCC at level 2
Fast SCC detection found a local SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
Fast SCC detection found an SCC at level 38
Fast SCC detection found an SCC at level 39
Fast SCC detection found an SCC at level 40
Detected timeout of ITS tools.
Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1956 edges and 1608 vertex of which 705 / 1608 are part of one of the 63 SCC in 1 ms
Free SCC test removed 642 places
Ensure Unique test removed 745 transitions
Reduce isomorphic transitions removed 745 transitions.
Graph (complete) has 1484 edges and 966 vertex of which 956 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.2 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 536 transitions
Trivial Post-agglo rules discarded 536 transitions
Performed 536 trivial Post agglomeration. Transition count delta: 536
Iterating post reduction 0 with 537 rules applied. Total rules applied 539 place count 955 transition count 768
Reduce places removed 536 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 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 565 rules applied. Total rules applied 1104 place count 419 transition count 739
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 2 with 19 rules applied. Total rules applied 1123 place count 406 transition count 733
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1128 place count 401 transition count 733
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 43 Pre rules applied. Total rules applied 1128 place count 401 transition count 690
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 4 with 86 rules applied. Total rules applied 1214 place count 358 transition count 690
Discarding 20 places :
Symmetric choice reduction at 4 with 20 rule applications. Total rules 1234 place count 338 transition count 658
Iterating global reduction 4 with 20 rules applied. Total rules applied 1254 place count 338 transition count 658
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 4 rules applied. Total rules applied 1258 place count 338 transition count 654
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1261 place count 335 transition count 654
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1271 place count 325 transition count 640
Iterating global reduction 6 with 10 rules applied. Total rules applied 1281 place count 325 transition count 640
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1287 place count 325 transition count 634
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1288 place count 324 transition count 632
Iterating global reduction 7 with 1 rules applied. Total rules applied 1289 place count 324 transition count 632
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1290 place count 323 transition count 630
Iterating global reduction 7 with 1 rules applied. Total rules applied 1291 place count 323 transition count 630
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1292 place count 322 transition count 628
Iterating global reduction 7 with 1 rules applied. Total rules applied 1293 place count 322 transition count 628
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1294 place count 321 transition count 626
Iterating global reduction 7 with 1 rules applied. Total rules applied 1295 place count 321 transition count 626
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 7 with 68 rules applied. Total rules applied 1363 place count 287 transition count 592
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 7 with 27 rules applied. Total rules applied 1390 place count 287 transition count 565
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 1398 place count 280 transition count 564
Discarding 15 places :
Symmetric choice reduction at 9 with 15 rule applications. Total rules 1413 place count 265 transition count 536
Iterating global reduction 9 with 15 rules applied. Total rules applied 1428 place count 265 transition count 536
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1430 place count 265 transition count 534
Discarding 9 places :
Symmetric choice reduction at 10 with 9 rule applications. Total rules 1439 place count 256 transition count 516
Iterating global reduction 10 with 9 rules applied. Total rules applied 1448 place count 256 transition count 516
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1449 place count 255 transition count 514
Iterating global reduction 10 with 1 rules applied. Total rules applied 1450 place count 255 transition count 514
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1451 place count 254 transition count 512
Iterating global reduction 10 with 1 rules applied. Total rules applied 1452 place count 254 transition count 512
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1453 place count 253 transition count 510
Iterating global reduction 10 with 1 rules applied. Total rules applied 1454 place count 253 transition count 510
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1455 place count 252 transition count 508
Iterating global reduction 10 with 1 rules applied. Total rules applied 1456 place count 252 transition count 508
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1457 place count 251 transition count 506
Iterating global reduction 10 with 1 rules applied. Total rules applied 1458 place count 251 transition count 506
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1459 place count 250 transition count 502
Iterating global reduction 10 with 1 rules applied. Total rules applied 1460 place count 250 transition count 502
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 10 with 8 rules applied. Total rules applied 1468 place count 246 transition count 498
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 10 with 4 rules applied. Total rules applied 1472 place count 246 transition count 494
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 1475 place count 243 transition count 488
Iterating global reduction 11 with 3 rules applied. Total rules applied 1478 place count 243 transition count 488
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1479 place count 242 transition count 486
Iterating global reduction 11 with 1 rules applied. Total rules applied 1480 place count 242 transition count 486
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1481 place count 241 transition count 482
Iterating global reduction 11 with 1 rules applied. Total rules applied 1482 place count 241 transition count 482
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 11 with 6 rules applied. Total rules applied 1488 place count 238 transition count 479
Drop transitions (Redundant composition of simpler transitions.) removed 73 transitions
Redundant transition composition rules discarded 73 transitions
Iterating global reduction 11 with 73 rules applied. Total rules applied 1561 place count 238 transition count 406
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 11 with 32 rules applied. Total rules applied 1593 place count 238 transition count 374
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 12 with 32 rules applied. Total rules applied 1625 place count 206 transition count 374
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 13 with 3 Pre rules applied. Total rules applied 1625 place count 206 transition count 371
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 13 with 6 rules applied. Total rules applied 1631 place count 203 transition count 371
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 13 with 8 rules applied. Total rules applied 1639 place count 199 transition count 367
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 1642 place count 196 transition count 364
Iterating global reduction 13 with 3 rules applied. Total rules applied 1645 place count 196 transition count 364
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 1652 place count 196 transition count 357
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 13 with 4 rules applied. Total rules applied 1656 place count 196 transition count 357
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1657 place count 195 transition count 356
Applied a total of 1657 rules in 96 ms. Remains 195 /1608 variables (removed 1413) and now considering 356/2057 (removed 1701) transitions.
[2026-05-23 03:11:11] [INFO ] Flow matrix only has 306 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8436847263357047092.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2697156456888975768.kers'
[2026-05-23 03:11:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8436847263357047092.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2697156456888975768.kers]
Normalized transition count is 305 out of 306 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 305 rows 195 cols 742 entries
Finished phase 1 with 195 SingleSign rule and 0 generalized
[2026-05-23 03:11:11] [INFO ] Computed 0 invariants in 3 ms
Computed 0 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-2697156456888975768.kers
Total runtime 5 ms.
[2026-05-23 03:11:11] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-05-23 03:11:11] [INFO ] Flow matrix only has 306 transitions (discarded 50 similar events)
[2026-05-23 03:11:11] [INFO ] Invariant cache hit.
[2026-05-23 03:11:11] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:11:11] [INFO ] Implicit Places using invariants and state equation in 161 ms returned [69, 127]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 222 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 193/1608 places, 356/2057 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 191 transition count 354
Applied a total of 1 rules in 17 ms. Remains 191 /193 variables (removed 2) and now considering 354/356 (removed 2) transitions.
[2026-05-23 03:11:11] [INFO ] Flow matrix only has 304 transitions (discarded 50 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10751927365659469722.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10572284584734289245.kers'
[2026-05-23 03:11:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10751927365659469722.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10572284584734289245.kers]
Normalized transition count is 303 out of 304 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 303 rows 191 cols 732 entries
Finished phase 1 with 191 SingleSign rule and 0 generalized
[2026-05-23 03:11:11] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-10572284584734289245.kers
Total runtime 3 ms.
[2026-05-23 03:11:11] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-23 03:11:11] [INFO ] Flow matrix only has 304 transitions (discarded 50 similar events)
[2026-05-23 03:11:11] [INFO ] Invariant cache hit.
[2026-05-23 03:11:12] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 191/1608 places, 354/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 496 ms. Remains : 191/1608 places, 354/2057 transitions.
[2026-05-23 03:11:12] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:12] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:12] [INFO ] Input system was already deterministic with 354 transitions.
[2026-05-23 03:11:12] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:12] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:12] [INFO ] Time to serialize gal into /tmp/CTLFireability3360493497126479411.gal : 1 ms
[2026-05-23 03:11:12] [INFO ] Time to serialize properties into /tmp/CTLFireability3091894926556105852.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3360493497126479411.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3091894926556105852.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.9488e+06,0.270019,14740,2,2218,5,39805,6,0,1063,52650,0


Converting to forward existential form...Done !
original formula: AG(E((p990==1) U EF((!((((p572==1)&&(p1981==1))||(p2128==1))) + AG((p1992==1))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E((p990==1) U E(TRUE U (!((((p572==1)&&(p1981==1))||(p2128==1))) + !(E(TRUE U !((p1992==1)...172
Reverse transition relation is NOT exact ! Due to transitions t3, t7, t12, t13, t15, t30, t58, t61, t65, t68, t73, t74, t76, t92, t116, t119, t123, t126, t...482
(forward)formula 0,1,1.80993,64456,1,0,465,286881,685,245,6496,264530,676
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

***************************************

Starting structural reductions in SI_CTL mode, iteration 0 : 1608/1608 places, 2057/2057 transitions.
Graph (trivial) has 1937 edges and 1608 vertex of which 694 / 1608 are part of one of the 63 SCC in 1 ms
Free SCC test removed 631 places
Ensure Unique test removed 727 transitions
Reduce isomorphic transitions removed 727 transitions.
Graph (complete) has 1502 edges and 977 vertex of which 968 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 522 transitions
Trivial Post-agglo rules discarded 522 transitions
Performed 522 trivial Post agglomeration. Transition count delta: 522
Iterating post reduction 0 with 522 rules applied. Total rules applied 524 place count 967 transition count 802
Reduce places removed 522 places and 0 transitions.
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 552 rules applied. Total rules applied 1076 place count 445 transition count 772
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 16 rules applied. Total rules applied 1092 place count 431 transition count 770
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 3 with 11 rules applied. Total rules applied 1103 place count 430 transition count 760
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 1113 place count 421 transition count 759
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 43 Pre rules applied. Total rules applied 1113 place count 421 transition count 716
Deduced a syphon composed of 43 places in 0 ms
Reduce places removed 43 places and 0 transitions.
Iterating global reduction 5 with 86 rules applied. Total rules applied 1199 place count 378 transition count 716
Discarding 17 places :
Symmetric choice reduction at 5 with 17 rule applications. Total rules 1216 place count 361 transition count 688
Iterating global reduction 5 with 17 rules applied. Total rules applied 1233 place count 361 transition count 688
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 5 with 2 rules applied. Total rules applied 1235 place count 361 transition count 686
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 6 with 2 rules applied. Total rules applied 1237 place count 359 transition count 686
Discarding 8 places :
Symmetric choice reduction at 7 with 8 rule applications. Total rules 1245 place count 351 transition count 675
Iterating global reduction 7 with 8 rules applied. Total rules applied 1253 place count 351 transition count 675
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 7 with 5 rules applied. Total rules applied 1258 place count 351 transition count 670
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1259 place count 350 transition count 668
Iterating global reduction 8 with 1 rules applied. Total rules applied 1260 place count 350 transition count 668
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 8 with 74 rules applied. Total rules applied 1334 place count 313 transition count 631
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 8 with 27 rules applied. Total rules applied 1361 place count 313 transition count 604
Reduce places removed 7 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 8 rules applied. Total rules applied 1369 place count 306 transition count 603
Discarding 15 places :
Symmetric choice reduction at 10 with 15 rule applications. Total rules 1384 place count 291 transition count 576
Iterating global reduction 10 with 15 rules applied. Total rules applied 1399 place count 291 transition count 576
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1401 place count 291 transition count 574
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 1410 place count 282 transition count 556
Iterating global reduction 11 with 9 rules applied. Total rules applied 1419 place count 282 transition count 556
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1420 place count 281 transition count 554
Iterating global reduction 11 with 1 rules applied. Total rules applied 1421 place count 281 transition count 554
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1422 place count 280 transition count 552
Iterating global reduction 11 with 1 rules applied. Total rules applied 1423 place count 280 transition count 552
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 11 with 8 rules applied. Total rules applied 1431 place count 276 transition count 548
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 11 with 5 rules applied. Total rules applied 1436 place count 276 transition count 543
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 1437 place count 275 transition count 543
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 1440 place count 272 transition count 537
Iterating global reduction 13 with 3 rules applied. Total rules applied 1443 place count 272 transition count 537
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 13 with 4 rules applied. Total rules applied 1447 place count 270 transition count 535
Drop transitions (Redundant composition of simpler transitions.) removed 77 transitions
Redundant transition composition rules discarded 77 transitions
Iterating global reduction 13 with 77 rules applied. Total rules applied 1524 place count 270 transition count 458
Drop transitions (Trivial Post-Agglo cleanup.) removed 32 transitions
Trivial Post-agglo rules discarded 32 transitions
Performed 32 trivial Post agglomeration. Transition count delta: 32
Iterating post reduction 13 with 32 rules applied. Total rules applied 1556 place count 270 transition count 426
Reduce places removed 32 places and 0 transitions.
Iterating post reduction 14 with 32 rules applied. Total rules applied 1588 place count 238 transition count 426
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 15 with 3 Pre rules applied. Total rules applied 1588 place count 238 transition count 423
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 1594 place count 235 transition count 423
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 15 with 10 rules applied. Total rules applied 1604 place count 230 transition count 418
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 1607 place count 227 transition count 415
Iterating global reduction 15 with 3 rules applied. Total rules applied 1610 place count 227 transition count 415
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 15 with 8 rules applied. Total rules applied 1618 place count 227 transition count 407
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1619 place count 227 transition count 407
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 15 with 1 rules applied. Total rules applied 1620 place count 226 transition count 406
Applied a total of 1620 rules in 80 ms. Remains 226 /1608 variables (removed 1382) and now considering 406/2057 (removed 1651) transitions.
[2026-05-23 03:11:13] [INFO ] Flow matrix only has 354 transitions (discarded 52 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8356126150695478965.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2448874567170352783.kers'
[2026-05-23 03:11:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8356126150695478965.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2448874567170352783.kers]
Normalized transition count is 353 out of 354 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 353 rows 226 cols 831 entries
Finished phase 1 with 226 SingleSign rule and 0 generalized
[2026-05-23 03:11:13] [INFO ] Computed 0 invariants in 3 ms
Computed 0 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-2448874567170352783.kers
Total runtime 5 ms.
[2026-05-23 03:11:14] [INFO ] Implicit Places using invariants in 62 ms returned []
[2026-05-23 03:11:14] [INFO ] Flow matrix only has 354 transitions (discarded 52 similar events)
[2026-05-23 03:11:14] [INFO ] Invariant cache hit.
[2026-05-23 03:11:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:11:14] [INFO ] Implicit Places using invariants and state equation in 179 ms returned [94, 153]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 242 ms to find 2 implicit places.
Starting structural reductions in SI_CTL mode, iteration 1 : 224/1608 places, 406/2057 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 224 transition count 405
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 223 transition count 405
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 2 with 2 rules applied. Total rules applied 4 place count 222 transition count 404
Applied a total of 4 rules in 12 ms. Remains 222 /224 variables (removed 2) and now considering 404/406 (removed 2) transitions.
[2026-05-23 03:11:14] [INFO ] Flow matrix only has 352 transitions (discarded 52 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17682143870428955299.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8985535512586149989.kers'
[2026-05-23 03:11:14] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17682143870428955299.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8985535512586149989.kers]
Normalized transition count is 351 out of 352 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 351 rows 222 cols 823 entries
Finished phase 1 with 222 SingleSign rule and 0 generalized
[2026-05-23 03:11:14] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-8985535512586149989.kers
Total runtime 2 ms.
[2026-05-23 03:11:14] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-23 03:11:14] [INFO ] Flow matrix only has 352 transitions (discarded 52 similar events)
[2026-05-23 03:11:14] [INFO ] Invariant cache hit.
[2026-05-23 03:11:14] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-23 03:11:14] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 213 ms to find 0 implicit places.
Starting structural reductions in SI_CTL mode, iteration 2 : 222/1608 places, 404/2057 transitions.
Finished structural reductions in SI_CTL mode , in 2 iterations and 548 ms. Remains : 222/1608 places, 404/2057 transitions.
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 4 ms
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 5 ms
[2026-05-23 03:11:14] [INFO ] Input system was already deterministic with 404 transitions.
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 3 ms
[2026-05-23 03:11:14] [INFO ] Time to serialize gal into /tmp/CTLFireability2267150804250354161.gal : 1 ms
[2026-05-23 03:11:14] [INFO ] Time to serialize properties into /tmp/CTLFireability1369233188169805222.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2267150804250354161.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1369233188169805222.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,1.14791e+07,0.362633,18112,2,3297,5,48146,6,0,1231,74934,0


Converting to forward existential form...Done !
original formula: AG(((p1455==0) + (((EF((p1193==0)) * A(EF((p26==1)) U A((p72==1) U (p541==1)))) * ((p2548==0)&&(p753==0))) * (((p387==1) + (A((p36==1) U ...250
=> equivalent forward existential formula: ((([((FwdU(Init,TRUE) * !((p1455==0))) * !(E(TRUE U (p1193==0))))] = FALSE * (([(FwdU((FwdU((FwdU(Init,TRUE) * !...1143
(forward)formula 0,0,0.369808,18376,1,0,17,48146,15,8,1261,74934,4
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

***************************************

[2026-05-23 03:11:14] [INFO ] Flatten gal took : 21 ms
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 17 ms
[2026-05-23 03:11:14] [INFO ] Applying decomposition
[2026-05-23 03:11:14] [INFO ] Flatten gal took : 18 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph10852303575712468604.txt' '-o' '/tmp/graph10852303575712468604.bin' '-w' '/tmp/graph10852303575712468604.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph10852303575712468604.bin' '-l' '-1' '-v' '-w' '/tmp/graph10852303575712468604.weights' '-q' '0' '-e' '0.001'
[2026-05-23 03:11:15] [INFO ] Decomposing Gal with order
[2026-05-23 03:11:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:11:15] [INFO ] Removed a total of 549 redundant transitions.
[2026-05-23 03:11:15] [INFO ] Flatten gal took : 38 ms
[2026-05-23 03:11:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 81 labels/synchronizations in 12 ms.
[2026-05-23 03:11:15] [INFO ] Time to serialize gal into /tmp/CTLFireability18372955673070266306.gal : 11 ms
[2026-05-23 03:11:15] [INFO ] Time to serialize properties into /tmp/CTLFireability12919292678544810467.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability18372955673070266306.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability12919292678544810467.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 2 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.19003e+10,1.292,46528,1958,252,71970,8336,2674,136448,126,60092,0


Converting to forward existential form...Done !
original formula: AF((AG(EX((i17.i0.i5.u261.p1016==1))) + (i17.i0.i9.u295.p1143==1)))
=> equivalent forward existential formula: [FwdG(Init,!((!(E(TRUE U !(EX((i17.i0.i5.u261.p1016==1))))) + (i17.i0.i9.u295.p1143==1))))] = FALSE
Reverse transition relation is NOT exact ! Due to transitions t24, t27, t228, t297, t301, t313, t394, t468, t517, t686, t771, t833, t882, t954, t955, t1007...2418
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 2
Fast SCC detection found an SCC at level 3
Fast SCC detection found an SCC at level 4
Fast SCC detection found an SCC at level 5
Fast SCC detection found an SCC at level 6
Fast SCC detection found an SCC at level 7
Fast SCC detection found an SCC at level 8
Fast SCC detection found an SCC at level 9
Fast SCC detection found an SCC at level 10
Fast SCC detection found an SCC at level 11
Fast SCC detection found an SCC at level 12
Fast SCC detection found an SCC at level 13
Fast SCC detection found an SCC at level 14
Fast SCC detection found an SCC at level 15
Fast SCC detection found an SCC at level 16
Fast SCC detection found an SCC at level 17
Fast SCC detection found an SCC at level 18
Fast SCC detection found an SCC at level 19
Fast SCC detection found an SCC at level 20
Fast SCC detection found an SCC at level 21
Fast SCC detection found an SCC at level 22
Fast SCC detection found an SCC at level 23
Fast SCC detection found an SCC at level 24
Fast SCC detection found an SCC at level 25
Fast SCC detection found an SCC at level 26
Fast SCC detection found an SCC at level 27
Fast SCC detection found an SCC at level 28
Fast SCC detection found an SCC at level 29
Fast SCC detection found an SCC at level 30
Fast SCC detection found an SCC at level 31
Fast SCC detection found an SCC at level 32
Fast SCC detection found an SCC at level 33
Fast SCC detection found an SCC at level 34
Fast SCC detection found an SCC at level 35
Fast SCC detection found an SCC at level 36
Fast SCC detection found an SCC at level 37
Fast SCC detection found an SCC at level 38
(forward)formula 0,0,939.902,3949420,1,0,5.17262e+06,16183,5729,2.3991e+07,278,100506,2574663
FORMULA CloudReconfiguration-PT-309-CTLFireability-2024-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Formula is FALSE !
Detected timeout of ITS tools.
[2026-05-23 03:36:32] [INFO ] Applying decomposition
[2026-05-23 03:36:32] [INFO ] Flatten gal took : 19 ms
[2026-05-23 03:36:32] [INFO ] Decomposing Gal with order
[2026-05-23 03:36:32] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 03:36:32] [INFO ] Removed a total of 73 redundant transitions.
[2026-05-23 03:36:32] [INFO ] Flatten gal took : 24 ms
[2026-05-23 03:36:32] [INFO ] Fuse similar labels procedure discarded/fused a total of 204 labels/synchronizations in 1 ms.
[2026-05-23 03:36:32] [INFO ] Time to serialize gal into /tmp/CTLFireability14913224785822544293.gal : 5 ms
[2026-05-23 03:36:32] [INFO ] Time to serialize properties into /tmp/CTLFireability666412171641720256.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14913224785822544293.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability666412171641720256.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,3.19003e+10,3.83066,106848,217,10374,5042,235160,160,10685,3688,1.00618e+06,0


Converting to forward existential form...Done !
original formula: ((AF((EF((i0.i1.u7.p2489==1)) * ((AX((i0.i1.i0.u5.p795==1)) + ((((i0.i1.i0.u5.p1090==1)||(i0.u2.p41==1))&&(i0.i1.i0.u5.p1055==1))&&(i0.i1...856
=> equivalent forward existential formula: (([FwdG(Init,!((E(TRUE U (i0.i1.u7.p2489==1)) * ((!(EX(!((i0.i1.i0.u5.p795==1)))) + ((((i0.i1.i0.u5.p1090==1)||(...1043
Reverse transition relation is NOT exact ! Due to transitions t1911, t1916, t1917, t1918, i0.u2.t1538, i0.u2.t1556, i0.u2.t1600, i0.u2.t1615, i0.u2.t1617, ...2865

BK_TIME_CONFINEMENT_REACHED

--------------------
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
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -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 CTLFireability -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-309"
export BK_EXAMINATION="CTLFireability"
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-309, examination is CTLFireability"
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-177946967600178"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-309.tgz
mv CloudReconfiguration-PT-309 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.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 '' CTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;