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-177946967500155.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-306, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967500155
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 8.3K Mar 6 08:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 08:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 6 08:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 3.8K Mar 15 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:23 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:23 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Mar 6 08:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Mar 6 08:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 08:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 6 08:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:23 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:23 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-306-LTLCardinality-00
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-01
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-02
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-03
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-04
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-05
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-06
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-07
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-08
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-09
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-10
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-11
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-12
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-13
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-14
FORMULA_NAME CloudReconfiguration-PT-306-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779502297243

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-306
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-23 02:11:38] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 02:11:38] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 02:11:38] [INFO ] Load time of PNML (sax parser for PT used): 142 ms
[2026-05-23 02:11:38] [INFO ] Transformed 2584 places.
[2026-05-23 02:11:38] [INFO ] Transformed 3094 transitions.
[2026-05-23 02:11:38] [INFO ] Found NUPN structural information;
[2026-05-23 02:11:38] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Initial state reduction rules removed 1 formulas.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-306-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 2584 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Discarding 516 places :
Symmetric choice reduction at 0 with 516 rule applications. Total rules 516 place count 2068 transition count 2578
Iterating global reduction 0 with 516 rules applied. Total rules applied 1032 place count 2068 transition count 2578
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1061 place count 2068 transition count 2549
Discarding 237 places :
Symmetric choice reduction at 1 with 237 rule applications. Total rules 1298 place count 1831 transition count 2312
Iterating global reduction 1 with 237 rules applied. Total rules applied 1535 place count 1831 transition count 2312
Discarding 90 places :
Symmetric choice reduction at 1 with 90 rule applications. Total rules 1625 place count 1741 transition count 2222
Iterating global reduction 1 with 90 rules applied. Total rules applied 1715 place count 1741 transition count 2222
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1732 place count 1741 transition count 2205
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1780 place count 1693 transition count 2157
Iterating global reduction 2 with 48 rules applied. Total rules applied 1828 place count 1693 transition count 2157
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1837 place count 1693 transition count 2148
Discarding 36 places :
Symmetric choice reduction at 3 with 36 rule applications. Total rules 1873 place count 1657 transition count 2108
Iterating global reduction 3 with 36 rules applied. Total rules applied 1909 place count 1657 transition count 2108
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 1935 place count 1631 transition count 2082
Iterating global reduction 3 with 26 rules applied. Total rules applied 1961 place count 1631 transition count 2082
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 1986 place count 1606 transition count 2057
Iterating global reduction 3 with 25 rules applied. Total rules applied 2011 place count 1606 transition count 2057
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 2036 place count 1581 transition count 2032
Iterating global reduction 3 with 25 rules applied. Total rules applied 2061 place count 1581 transition count 2032
Discarding 21 places :
Symmetric choice reduction at 3 with 21 rule applications. Total rules 2082 place count 1560 transition count 1997
Iterating global reduction 3 with 21 rules applied. Total rules applied 2103 place count 1560 transition count 1997
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2109 place count 1554 transition count 1987
Iterating global reduction 3 with 6 rules applied. Total rules applied 2115 place count 1554 transition count 1987
Discarding 6 places :
Symmetric choice reduction at 3 with 6 rule applications. Total rules 2121 place count 1548 transition count 1979
Iterating global reduction 3 with 6 rules applied. Total rules applied 2127 place count 1548 transition count 1979
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 2129 place count 1548 transition count 1977
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 2131 place count 1546 transition count 1975
Iterating global reduction 4 with 2 rules applied. Total rules applied 2133 place count 1546 transition count 1975
Applied a total of 2133 rules in 1494 ms. Remains 1546 /2584 variables (removed 1038) and now considering 1975/3094 (removed 1119) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17150219526158783317.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18395738596162349352.kers'
[2026-05-23 02:11:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17150219526158783317.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18395738596162349352.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1975 rows 1546 cols 4121 entries
Finished phase 1 with 1541 SingleSign rule and 1 generalized
[2026-05-23 02:11:40] [INFO ] Computed 4 invariants in 13 ms
Computed 4 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-18395738596162349352.kers
Total runtime 16 ms.
[2026-05-23 02:11:40] [INFO ] Implicit Places using invariants in 479 ms returned []
[2026-05-23 02:11:40] [INFO ] Invariant cache hit.
[2026-05-23 02:11:41] [INFO ] Implicit Places using invariants and state equation in 968 ms returned []
Implicit Place search using SMT with State Equation took 1480 ms to find 0 implicit places.
Running 1974 sub problems to find dead transitions.
[2026-05-23 02:11:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1974 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1545/3521 variables, and 4 constraints, problems are : Problem set: 0 solved, 1974 unsolved in 30057 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1546 constraints, PredecessorRefiner: 1974/1974 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1974 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1545 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1974 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1545/3521 variables, and 4 constraints, problems are : Problem set: 0 solved, 1974 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1546 constraints, PredecessorRefiner: 0/1974 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60643ms problems are : Problem set: 0 solved, 1974 unsolved
Search for dead transitions found 0 dead transitions in 60664ms
Starting structural reductions in LTL mode, iteration 1 : 1546/2584 places, 1975/3094 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63683 ms. Remains : 1546/2584 places, 1975/3094 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Applied a total of 0 rules in 48 ms. Remains 1546 /1546 variables (removed 0) and now considering 1975/1975 (removed 0) transitions.
[2026-05-23 02:12:42] [INFO ] Invariant cache hit.
[2026-05-23 02:12:42] [INFO ] Implicit Places using invariants in 236 ms returned []
[2026-05-23 02:12:42] [INFO ] Invariant cache hit.
[2026-05-23 02:12:43] [INFO ] Implicit Places using invariants and state equation in 941 ms returned []
Implicit Place search using SMT with State Equation took 1179 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1229 ms. Remains : 1546/1546 places, 1975/1975 transitions.
Support contains 32 out of 1546 places after structural reductions.
[2026-05-23 02:12:44] [INFO ] Flatten gal took : 123 ms
[2026-05-23 02:12:44] [INFO ] Flatten gal took : 70 ms
[2026-05-23 02:12:44] [INFO ] Input system was already deterministic with 1975 transitions.
Support contains 30 out of 1546 places (down from 32) after GAL structural reductions.
RANDOM walk for 40000 steps (430 resets) in 1497 ms. (26 steps per ms) remains 15/18 properties
BEST_FIRST walk for 4004 steps (13 resets) in 68 ms. (58 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (12 resets) in 28 ms. (138 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (14 resets) in 26 ms. (148 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (17 resets) in 35 ms. (111 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (16 resets) in 29 ms. (133 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (17 resets) in 46 ms. (85 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (16 resets) in 27 ms. (142 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4001 steps (17 resets) in 37 ms. (105 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (15 resets) in 28 ms. (138 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4002 steps (18 resets) in 25 ms. (153 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (18 resets) in 24 ms. (160 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (14 resets) in 14 ms. (266 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (14 resets) in 20 ms. (190 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 15/15 properties
BEST_FIRST walk for 4003 steps (17 resets) in 24 ms. (160 steps per ms) remains 15/15 properties
[2026-05-23 02:12:44] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 1508/1535 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1535 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 1965/3500 variables, 1535/1539 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3500 variables, 0/1539 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 2/3502 variables, 1/1540 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3502 variables, 0/1540 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 2/3504 variables, 1/1541 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3504 variables, 0/1541 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 2/3506 variables, 1/1542 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3506 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 11 (OVERLAPS) 2/3508 variables, 1/1543 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3508 variables, 0/1543 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 13 (OVERLAPS) 2/3510 variables, 1/1544 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3510 variables, 0/1544 constraints. Problems are: Problem set: 0 solved, 15 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
SMT process timed out in 5034ms, After SMT, problems are : Problem set: 0 solved, 15 unsolved
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 27 out of 1546 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Graph (trivial) has 1831 edges and 1546 vertex of which 643 / 1546 are part of one of the 61 SCC in 13 ms
Free SCC test removed 582 places
Drop transitions (Empty/Sink Transition effects.) removed 731 transitions
Reduce isomorphic transitions removed 731 transitions.
Graph (complete) has 1416 edges and 964 vertex of which 955 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 506 transitions
Trivial Post-agglo rules discarded 506 transitions
Performed 506 trivial Post agglomeration. Transition count delta: 506
Iterating post reduction 0 with 513 rules applied. Total rules applied 515 place count 955 transition count 727
Reduce places removed 506 places and 0 transitions.
Ensure Unique test removed 19 transitions
Reduce isomorphic transitions removed 19 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 1 with 559 rules applied. Total rules applied 1074 place count 449 transition count 674
Reduce places removed 34 places and 0 transitions.
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Iterating post reduction 2 with 43 rules applied. Total rules applied 1117 place count 415 transition count 665
Reduce places removed 9 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 1128 place count 406 transition count 663
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 1128 place count 406 transition count 612
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1230 place count 355 transition count 612
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 1240 place count 345 transition count 599
Iterating global reduction 4 with 10 rules applied. Total rules applied 1250 place count 345 transition count 599
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1252 place count 345 transition count 597
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1254 place count 343 transition count 597
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1261 place count 336 transition count 590
Iterating global reduction 6 with 7 rules applied. Total rules applied 1268 place count 336 transition count 590
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 6 with 8 rules applied. Total rules applied 1276 place count 336 transition count 582
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1277 place count 335 transition count 582
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1278 place count 334 transition count 580
Iterating global reduction 8 with 1 rules applied. Total rules applied 1279 place count 334 transition count 580
Performed 157 Post agglomeration using F-continuation condition with reduction of 95 identical transitions.
Deduced a syphon composed of 157 places in 1 ms
Reduce places removed 157 places and 0 transitions.
Iterating global reduction 8 with 314 rules applied. Total rules applied 1593 place count 177 transition count 328
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 1611 place count 177 transition count 310
Discarding 4 places :
Symmetric choice reduction at 9 with 4 rule applications. Total rules 1615 place count 173 transition count 305
Iterating global reduction 9 with 4 rules applied. Total rules applied 1619 place count 173 transition count 305
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1620 place count 173 transition count 304
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 10 with 22 rules applied. Total rules applied 1642 place count 162 transition count 291
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 10 with 12 rules applied. Total rules applied 1654 place count 162 transition count 279
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 1656 place count 161 transition count 278
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1657 place count 161 transition count 277
Performed 34 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 12 with 68 rules applied. Total rules applied 1725 place count 127 transition count 321
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 12 with 24 rules applied. Total rules applied 1749 place count 127 transition count 297
Discarding 16 places :
Symmetric choice reduction at 13 with 16 rule applications. Total rules 1765 place count 111 transition count 265
Iterating global reduction 13 with 16 rules applied. Total rules applied 1781 place count 111 transition count 265
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 1787 place count 111 transition count 259
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 1790 place count 108 transition count 253
Iterating global reduction 14 with 3 rules applied. Total rules applied 1793 place count 108 transition count 253
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 1794 place count 108 transition count 252
Drop transitions (Redundant composition of simpler transitions.) removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 15 with 21 rules applied. Total rules applied 1815 place count 108 transition count 231
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 1816 place count 107 transition count 230
Iterating global reduction 15 with 1 rules applied. Total rules applied 1817 place count 107 transition count 230
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 1821 place count 105 transition count 228
Free-agglomeration rule applied 6 times.
Iterating global reduction 15 with 6 rules applied. Total rules applied 1827 place count 105 transition count 222
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1833 place count 99 transition count 222
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1835 place count 99 transition count 222
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1837 place count 99 transition count 222
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 1838 place count 99 transition count 221
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 17 with 1 rules applied. Total rules applied 1839 place count 98 transition count 220
Applied a total of 1839 rules in 197 ms. Remains 98 /1546 variables (removed 1448) and now considering 220/1975 (removed 1755) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 197 ms. Remains : 98/1546 places, 220/1975 transitions.
RANDOM walk for 40000 steps (622 resets) in 465 ms. (85 steps per ms) remains 3/15 properties
BEST_FIRST walk for 40002 steps (183 resets) in 89 ms. (444 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (158 resets) in 88 ms. (449 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (158 resets) in 72 ms. (547 steps per ms) remains 3/3 properties
[2026-05-23 02:12:50] [INFO ] Flow matrix only has 208 transitions (discarded 12 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4528855401919345716.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12122673577166068011.kers'
[2026-05-23 02:12:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4528855401919345716.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12122673577166068011.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 208 rows 98 cols 604 entries
Finished phase 1 with 94 SingleSign rule and 0 generalized
[2026-05-23 02:12:50] [INFO ] Computed 4 invariants in 0 ms
Computed 4 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-12122673577166068011.kers
Total runtime 1 ms.
[2026-05-23 02:12:50] [INFO ] State equation strengthened by 4 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 120/171 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 50/221 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/221 variables, 2/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 11/232 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/232 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/232 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 52/284 variables, 25/89 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/284 variables, 1/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/284 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 14/298 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/298 variables, 1/92 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/298 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 8/306 variables, 13/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/306 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/306 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/306 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 306/306 variables, and 106 constraints, problems are : Problem set: 0 solved, 3 unsolved in 142 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 98/98 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/51 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 120/171 variables, 51/53 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/171 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/171 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 50/221 variables, 6/62 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/221 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/221 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/221 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 11/232 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/232 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/232 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp8 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp12 is UNSAT
After SMT solving in domain Int declared 284/306 variables, and 93 constraints, problems are : Problem set: 3 solved, 0 unsolved in 276 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 84/98 constraints, ReadFeed: 2/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 429ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 3 atomic propositions for a total of 8 simplifications.
Computed a total of 26 stabilizing places and 28 stable transitions
Graph (complete) has 2152 edges and 1546 vertex of which 1537 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.22 ms
FORMULA CloudReconfiguration-PT-306-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&((p1 U !p2)||G(p2))) U X(!p0)))'
Support contains 5 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1532 transition count 1961
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1532 transition count 1961
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 36 place count 1524 transition count 1951
Iterating global reduction 0 with 8 rules applied. Total rules applied 44 place count 1524 transition count 1951
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 48 place count 1520 transition count 1946
Iterating global reduction 0 with 4 rules applied. Total rules applied 52 place count 1520 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 55 place count 1517 transition count 1943
Iterating global reduction 0 with 3 rules applied. Total rules applied 58 place count 1517 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 60 place count 1515 transition count 1941
Iterating global reduction 0 with 2 rules applied. Total rules applied 62 place count 1515 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 64 place count 1513 transition count 1939
Iterating global reduction 0 with 2 rules applied. Total rules applied 66 place count 1513 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 68 place count 1511 transition count 1937
Iterating global reduction 0 with 2 rules applied. Total rules applied 70 place count 1511 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 71 place count 1510 transition count 1936
Iterating global reduction 0 with 1 rules applied. Total rules applied 72 place count 1510 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 73 place count 1509 transition count 1934
Iterating global reduction 0 with 1 rules applied. Total rules applied 74 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 75 place count 1508 transition count 1932
Iterating global reduction 0 with 1 rules applied. Total rules applied 76 place count 1508 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 77 place count 1507 transition count 1931
Iterating global reduction 0 with 1 rules applied. Total rules applied 78 place count 1507 transition count 1931
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 79 place count 1507 transition count 1930
Applied a total of 79 rules in 701 ms. Remains 1507 /1546 variables (removed 39) and now considering 1930/1975 (removed 45) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2758012708329289884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7115678787911236923.kers'
[2026-05-23 02:12:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2758012708329289884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7115678787911236923.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1930 rows 1507 cols 4029 entries
Finished phase 1 with 1502 SingleSign rule and 1 generalized
[2026-05-23 02:12:51] [INFO ] Computed 4 invariants in 12 ms
Computed 4 P flows in 12 ms.
Exported basis to /tmp/petrispot-output-7115678787911236923.kers
Total runtime 14 ms.
[2026-05-23 02:12:52] [INFO ] Implicit Places using invariants in 247 ms returned []
[2026-05-23 02:12:52] [INFO ] Invariant cache hit.
[2026-05-23 02:12:52] [INFO ] Implicit Places using invariants and state equation in 903 ms returned [1496]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1160 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1506/1546 places, 1930/1975 transitions.
Applied a total of 0 rules in 54 ms. Remains 1506 /1506 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1916 ms. Remains : 1506/1546 places, 1930/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0&&((p1 U !p2)||G(p2))) U X(!p0)))'
Stuttering acceptance computed with spot in 424 ms :[p0, p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-00
Product exploration explored 100000 steps with 1087 reset in 297 ms.
Product exploration explored 100000 steps with 1082 reset in 253 ms.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2103 edges and 1506 vertex of which 1498 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.8 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge based reduction with 17 factoid took 82 ms. Reduced automaton from 8 states, 17 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (447 resets) in 318 ms. (125 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (141 resets) in 151 ms. (263 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (149 resets) in 136 ms. (291 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (149 resets) in 211 ms. (188 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (145 resets) in 145 ms. (273 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (143 resets) in 263 ms. (151 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (145 resets) in 142 ms. (279 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (140 resets) in 104 ms. (380 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (143 resets) in 93 ms. (425 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (168 resets) in 75 ms. (526 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 300324 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 9
Probabilistic random walk after 300324 steps, saw 70660 distinct states, run finished after 3012 ms. (steps per millisecond=99 ) properties seen :0
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16370173091896604221.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10440624866084808329.kers'
[2026-05-23 02:12:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16370173091896604221.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10440624866084808329.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1930 rows 1506 cols 4027 entries
Finished phase 1 with 1502 SingleSign rule and 1 generalized
[2026-05-23 02:12:57] [INFO ] Computed 3 invariants in 11 ms
Computed 3 P flows in 11 ms.
Exported basis to /tmp/petrispot-output-10440624866084808329.kers
Total runtime 13 ms.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1912/3395 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3395 variables, 0/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 7/3402 variables, 5/1491 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3402 variables, 0/1491 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 6/3408 variables, 3/1494 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3408 variables, 0/1494 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 6/3414 variables, 3/1497 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3414 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 6/3420 variables, 3/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3420 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 3/3423 variables, 2/1502 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3423 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 2/3425 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3425 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 2/3427 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3427 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (OVERLAPS) 2/3429 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3429 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (OVERLAPS) 2/3431 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3431 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 2/3433 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3433 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (OVERLAPS) 2/3435 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3435/3436 variables, and 1508 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5019 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1505/1506 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1912/3395 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3395 variables, 9/1495 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3395 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 7/3402 variables, 5/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3402 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 6/3408 variables, 3/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3408 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 6/3414 variables, 3/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3414 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 6/3420 variables, 3/1509 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
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 3420/3436 variables, and 1509 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5009 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1497/1506 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10064ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 1506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Graph (trivial) has 1832 edges and 1506 vertex of which 681 / 1506 are part of one of the 62 SCC in 4 ms
Free SCC test removed 619 places
Drop transitions (Empty/Sink Transition effects.) removed 782 transitions
Reduce isomorphic transitions removed 782 transitions.
Graph (complete) has 1316 edges and 887 vertex of which 879 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 488 transitions
Trivial Post-agglo rules discarded 488 transitions
Performed 488 trivial Post agglomeration. Transition count delta: 488
Iterating post reduction 0 with 495 rules applied. Total rules applied 497 place count 879 transition count 649
Reduce places removed 488 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 544 rules applied. Total rules applied 1041 place count 391 transition count 593
Reduce places removed 36 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 38 rules applied. Total rules applied 1079 place count 355 transition count 591
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1081 place count 353 transition count 591
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 1081 place count 353 transition count 540
Deduced a syphon composed of 51 places in 1 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1183 place count 302 transition count 540
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1194 place count 291 transition count 524
Iterating global reduction 4 with 11 rules applied. Total rules applied 1205 place count 291 transition count 524
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1208 place count 291 transition count 521
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1211 place count 288 transition count 521
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1218 place count 281 transition count 513
Iterating global reduction 6 with 7 rules applied. Total rules applied 1225 place count 281 transition count 513
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1231 place count 281 transition count 507
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1232 place count 280 transition count 501
Iterating global reduction 7 with 1 rules applied. Total rules applied 1233 place count 280 transition count 501
Performed 147 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 147 places in 0 ms
Reduce places removed 147 places and 0 transitions.
Iterating global reduction 7 with 294 rules applied. Total rules applied 1527 place count 133 transition count 258
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1541 place count 133 transition count 244
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1544 place count 130 transition count 241
Iterating global reduction 8 with 3 rules applied. Total rules applied 1547 place count 130 transition count 241
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1573 place count 117 transition count 225
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1588 place count 117 transition count 210
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1590 place count 116 transition count 209
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1592 place count 116 transition count 207
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1594 place count 115 transition count 206
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1596 place count 115 transition count 204
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 11 with 66 rules applied. Total rules applied 1662 place count 82 transition count 234
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 11 with 47 rules applied. Total rules applied 1709 place count 82 transition count 187
Discarding 22 places :
Symmetric choice reduction at 12 with 22 rule applications. Total rules 1731 place count 60 transition count 159
Iterating global reduction 12 with 22 rules applied. Total rules applied 1753 place count 60 transition count 159
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 12 with 13 rules applied. Total rules applied 1766 place count 60 transition count 146
Discarding 5 places :
Symmetric choice reduction at 13 with 5 rule applications. Total rules 1771 place count 55 transition count 136
Iterating global reduction 13 with 5 rules applied. Total rules applied 1776 place count 55 transition count 136
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 1780 place count 55 transition count 132
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 14 with 22 rules applied. Total rules applied 1802 place count 55 transition count 110
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1804 place count 53 transition count 104
Iterating global reduction 14 with 2 rules applied. Total rules applied 1806 place count 53 transition count 104
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1808 place count 51 transition count 102
Iterating global reduction 14 with 2 rules applied. Total rules applied 1810 place count 51 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1812 place count 51 transition count 100
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1814 place count 51 transition count 98
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 1817 place count 51 transition count 95
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 1820 place count 48 transition count 95
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1821 place count 48 transition count 95
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1822 place count 47 transition count 94
Applied a total of 1822 rules in 119 ms. Remains 47 /1506 variables (removed 1459) and now considering 94/1930 (removed 1836) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 47/1506 places, 94/1930 transitions.
RANDOM walk for 1470 steps (37 resets) in 15 ms. (91 steps per ms) remains 0/9 properties
Knowledge based reduction with 17 factoid took 191 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 290 ms :[p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
[2026-05-23 02:13:08] [INFO ] Invariant cache hit.
[2026-05-23 02:13:08] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 11 ms returned sat
[2026-05-23 02:13:09] [INFO ] [Real]Absence check using state equation in 718 ms returned sat
[2026-05-23 02:13:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:13:10] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 10 ms returned sat
[2026-05-23 02:13:11] [INFO ] [Nat]Absence check using state equation in 713 ms returned sat
[2026-05-23 02:13:11] [INFO ] Computed and/alt/rep : 1923/2350/1923 causal constraints (skipped 6 transitions) in 82 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:593)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeFacts.computeEGknowledge(KnowledgeFacts.java:240)
at fr.lip6.move.gal.application.solver.ltl.knowledge.KnowledgeOrchestrator.applyKnowledgeBasedReductions(KnowledgeOrchestrator.java:52)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:248)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-23 02:13:24] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG p0
Could not prove EG p0
Knowledge-based reduction took 30741 ms.
Stuttering acceptance computed with spot in 290 ms :[p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
Support contains 5 out of 1506 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Applied a total of 0 rules in 44 ms. Remains 1506 /1506 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
[2026-05-23 02:13:25] [INFO ] Invariant cache hit.
[2026-05-23 02:13:25] [INFO ] Implicit Places using invariants in 232 ms returned []
[2026-05-23 02:13:25] [INFO ] Invariant cache hit.
[2026-05-23 02:13:26] [INFO ] Implicit Places using invariants and state equation in 980 ms returned []
Implicit Place search using SMT with State Equation took 1213 ms to find 0 implicit places.
Running 1929 sub problems to find dead transitions.
[2026-05-23 02:13:26] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1505/3436 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 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) 0/1505 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1929 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1505/3436 variables, and 3 constraints, problems are : Problem set: 0 solved, 1929 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/1506 constraints, PredecessorRefiner: 0/1929 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60546ms problems are : Problem set: 0 solved, 1929 unsolved
Search for dead transitions found 0 dead transitions in 60552ms
Finished structural reductions in LTL mode , in 1 iterations and 61817 ms. Remains : 1506/1506 places, 1930/1930 transitions.
Computed a total of 25 stabilizing places and 27 stable transitions
Graph (complete) has 2103 edges and 1506 vertex of which 1498 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.7 ms
Computed a total of 25 stabilizing places and 27 stable transitions
Knowledge based reduction with 15 factoid took 76 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
RANDOM walk for 40000 steps (421 resets) in 383 ms. (104 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (154 resets) in 94 ms. (421 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (148 resets) in 112 ms. (354 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (145 resets) in 93 ms. (425 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (139 resets) in 89 ms. (444 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (147 resets) in 122 ms. (325 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (136 resets) in 93 ms. (425 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (144 resets) in 85 ms. (465 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (127 resets) in 112 ms. (354 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (151 resets) in 60 ms. (655 steps per ms) remains 9/9 properties
Interrupted probabilistic random walk after 310672 steps, run timeout after 3001 ms. (steps per millisecond=103 ) properties seen :0 out of 9
Probabilistic random walk after 310672 steps, saw 73169 distinct states, run finished after 3001 ms. (steps per millisecond=103 ) properties seen :0
[2026-05-23 02:14:30] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1912/3395 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3395 variables, 0/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 7/3402 variables, 5/1491 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3402 variables, 0/1491 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 6/3408 variables, 3/1494 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3408 variables, 0/1494 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 6/3414 variables, 3/1497 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/3414 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 6/3420 variables, 3/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/3420 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 3/3423 variables, 2/1502 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/3423 variables, 0/1502 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (OVERLAPS) 2/3425 variables, 1/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/3425 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 2/3427 variables, 1/1504 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/3427 variables, 0/1504 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (OVERLAPS) 2/3429 variables, 1/1505 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/3429 variables, 0/1505 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (OVERLAPS) 2/3431 variables, 1/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/3431 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 2/3433 variables, 1/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/3433 variables, 0/1507 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 25 (OVERLAPS) 2/3435 variables, 1/1508 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3435/3436 variables, and 1508 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5018 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1505/1506 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1478/1483 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1483 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1912/3395 variables, 1483/1486 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3395 variables, 9/1495 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/3395 variables, 0/1495 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 7/3402 variables, 5/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/3402 variables, 0/1500 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 6/3408 variables, 3/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/3408 variables, 0/1503 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 6/3414 variables, 3/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/3414 variables, 0/1506 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (OVERLAPS) 6/3420 variables, 3/1509 constraints. Problems are: Problem set: 0 solved, 9 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 3420/3436 variables, and 1509 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5009 ms.
Refiners :[Generalized P Invariants (flows): 3/3 constraints, State Equation: 1497/1506 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10038ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 5 out of 1506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Graph (trivial) has 1832 edges and 1506 vertex of which 681 / 1506 are part of one of the 62 SCC in 4 ms
Free SCC test removed 619 places
Drop transitions (Empty/Sink Transition effects.) removed 782 transitions
Reduce isomorphic transitions removed 782 transitions.
Graph (complete) has 1316 edges and 887 vertex of which 879 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 488 transitions
Trivial Post-agglo rules discarded 488 transitions
Performed 488 trivial Post agglomeration. Transition count delta: 488
Iterating post reduction 0 with 495 rules applied. Total rules applied 497 place count 879 transition count 649
Reduce places removed 488 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 1 with 544 rules applied. Total rules applied 1041 place count 391 transition count 593
Reduce places removed 36 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 38 rules applied. Total rules applied 1079 place count 355 transition count 591
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1081 place count 353 transition count 591
Performed 51 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 51 Pre rules applied. Total rules applied 1081 place count 353 transition count 540
Deduced a syphon composed of 51 places in 0 ms
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 4 with 102 rules applied. Total rules applied 1183 place count 302 transition count 540
Discarding 11 places :
Symmetric choice reduction at 4 with 11 rule applications. Total rules 1194 place count 291 transition count 524
Iterating global reduction 4 with 11 rules applied. Total rules applied 1205 place count 291 transition count 524
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1208 place count 291 transition count 521
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1211 place count 288 transition count 521
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 1218 place count 281 transition count 513
Iterating global reduction 6 with 7 rules applied. Total rules applied 1225 place count 281 transition count 513
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1231 place count 281 transition count 507
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1232 place count 280 transition count 501
Iterating global reduction 7 with 1 rules applied. Total rules applied 1233 place count 280 transition count 501
Performed 147 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 147 places in 0 ms
Reduce places removed 147 places and 0 transitions.
Iterating global reduction 7 with 294 rules applied. Total rules applied 1527 place count 133 transition count 258
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 1541 place count 133 transition count 244
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1544 place count 130 transition count 241
Iterating global reduction 8 with 3 rules applied. Total rules applied 1547 place count 130 transition count 241
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 1573 place count 117 transition count 225
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1588 place count 117 transition count 210
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1590 place count 116 transition count 209
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1592 place count 116 transition count 207
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 1594 place count 115 transition count 206
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 1596 place count 115 transition count 204
Performed 33 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 11 with 66 rules applied. Total rules applied 1662 place count 82 transition count 234
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 47 transitions.
Iterating post reduction 11 with 47 rules applied. Total rules applied 1709 place count 82 transition count 187
Discarding 22 places :
Symmetric choice reduction at 12 with 22 rule applications. Total rules 1731 place count 60 transition count 159
Iterating global reduction 12 with 22 rules applied. Total rules applied 1753 place count 60 transition count 159
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 12 with 13 rules applied. Total rules applied 1766 place count 60 transition count 146
Discarding 5 places :
Symmetric choice reduction at 13 with 5 rule applications. Total rules 1771 place count 55 transition count 136
Iterating global reduction 13 with 5 rules applied. Total rules applied 1776 place count 55 transition count 136
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 1780 place count 55 transition count 132
Drop transitions (Redundant composition of simpler transitions.) removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 14 with 22 rules applied. Total rules applied 1802 place count 55 transition count 110
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1804 place count 53 transition count 104
Iterating global reduction 14 with 2 rules applied. Total rules applied 1806 place count 53 transition count 104
Discarding 2 places :
Symmetric choice reduction at 14 with 2 rule applications. Total rules 1808 place count 51 transition count 102
Iterating global reduction 14 with 2 rules applied. Total rules applied 1810 place count 51 transition count 102
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1812 place count 51 transition count 100
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 1814 place count 51 transition count 98
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 1817 place count 51 transition count 95
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 1820 place count 48 transition count 95
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1821 place count 48 transition count 95
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1822 place count 47 transition count 94
Applied a total of 1822 rules in 81 ms. Remains 47 /1506 variables (removed 1459) and now considering 94/1930 (removed 1836) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 47/1506 places, 94/1930 transitions.
RANDOM walk for 1985 steps (57 resets) in 9 ms. (198 steps per ms) remains 0/9 properties
Knowledge based reduction with 15 factoid took 164 ms. Reduced automaton from 7 states, 14 edges and 3 AP (stutter sensitive) to 7 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 233 ms :[p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
[2026-05-23 02:14:41] [INFO ] Invariant cache hit.
[2026-05-23 02:14:41] [INFO ] [Real]Absence check using 0 positive and 3 generalized place invariants in 11 ms returned sat
[2026-05-23 02:14:42] [INFO ] [Real]Absence check using state equation in 701 ms returned sat
[2026-05-23 02:14:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 02:14:42] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 10 ms returned sat
[2026-05-23 02:14:43] [INFO ] [Nat]Absence check using state equation in 743 ms returned sat
[2026-05-23 02:14:43] [INFO ] Computed and/alt/rep : 1923/2350/1923 causal constraints (skipped 6 transitions) in 93 ms.
Could not prove EG p0
Knowledge-based reduction took 30485 ms.
Stuttering acceptance computed with spot in 303 ms :[p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
Stuttering acceptance computed with spot in 275 ms :[p0, p0, (AND (NOT p2) p0), false, true, (NOT p2), false]
Product exploration explored 100000 steps with 1055 reset in 154 ms.
Product exploration explored 100000 steps with 1084 reset in 165 ms.
Spot run failed in 74 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin7952307982265632745
[2026-05-23 02:14:58] [INFO ] Built C files in 49ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7952307982265632745
Running compilation step : cd /tmp/ltsmin7952307982265632745;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7952307982265632745;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin7952307982265632745;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 1506 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1506/1506 places, 1930/1930 transitions.
Applied a total of 0 rules in 49 ms. Remains 1506 /1506 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
[2026-05-23 02:15:01] [INFO ] Invariant cache hit.
[2026-05-23 02:15:01] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-23 02:15:01] [INFO ] Invariant cache hit.
[2026-05-23 02:15:02] [INFO ] Implicit Places using invariants and state equation in 992 ms returned []
Implicit Place search using SMT with State Equation took 1228 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1279 ms. Remains : 1506/1506 places, 1930/1930 transitions.
Built C files in :
/tmp/ltsmin1486841232683382755
[2026-05-23 02:15:02] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1486841232683382755
Running compilation step : cd /tmp/ltsmin1486841232683382755;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1486841232683382755;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1486841232683382755;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:94)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2026-05-23 02:15:05] [INFO ] Flatten gal took : 49 ms
[2026-05-23 02:15:06] [INFO ] Flatten gal took : 44 ms
[2026-05-23 02:15:06] [INFO ] Time to serialize gal into /tmp/LTL15555366421623227534.gal : 14 ms
[2026-05-23 02:15:06] [INFO ] Time to serialize properties into /tmp/LTL6771473073626811509.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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15555366421623227534.gal' '-t' 'CGAL' '-hoa' '/tmp/aut1406673000400771323.hoa' '-atoms' '/tmp/LTL6771473073626811509.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL6771473073626811509.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut1406673000400771323.hoa
Detected timeout of ITS tools.
[2026-05-23 02:15:21] [INFO ] Flatten gal took : 36 ms
[2026-05-23 02:15:21] [INFO ] Flatten gal took : 34 ms
[2026-05-23 02:15:21] [INFO ] Time to serialize gal into /tmp/LTL9038667729269553024.gal : 9 ms
[2026-05-23 02:15:21] [INFO ] Time to serialize properties into /tmp/LTL2076905432445268824.ltl : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9038667729269553024.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2076905432445268824.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !(((("(p297!=1)")&&((("((p1476==0)||(p375==1))")U(!("((p1561==0)||(p772==1))")))||(G("((p1561==0)||(p772==1))"))))U(X("(p297==1)"))))
Formula 0 simplified : (!"(p297!=1)" | ((!"((p1476==0)||(p375==1))" R "((p1561==0)||(p772==1))") & F!"((p1561==0)||(p772==1))")) R X!"(p297==1)"
Detected timeout of ITS tools.
[2026-05-23 02:15:36] [INFO ] Flatten gal took : 29 ms
[2026-05-23 02:15:36] [INFO ] Applying decomposition
[2026-05-23 02:15:36] [INFO ] Flatten gal took : 28 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/graph17841005134992370828.txt' '-o' '/tmp/graph17841005134992370828.bin' '-w' '/tmp/graph17841005134992370828.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph17841005134992370828.bin' '-l' '-1' '-v' '-w' '/tmp/graph17841005134992370828.weights' '-q' '0' '-e' '0.001'
[2026-05-23 02:15:36] [INFO ] Decomposing Gal with order
[2026-05-23 02:15:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 02:15:36] [INFO ] Removed a total of 510 redundant transitions.
[2026-05-23 02:15:36] [INFO ] Flatten gal took : 126 ms
[2026-05-23 02:15:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 68 labels/synchronizations in 48 ms.
[2026-05-23 02:15:36] [INFO ] Time to serialize gal into /tmp/LTL12289904640277289888.gal : 17 ms
[2026-05-23 02:15:36] [INFO ] Time to serialize properties into /tmp/LTL10629858623437166144.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12289904640277289888.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10629858623437166144.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !(((("(i4.u53.p297!=1)")&&((("((i23.i0.i0.u346.p1476==0)||(i3.u74.p375==1))")U(!("((i24.u360.p1561==0)||(i10.u167.p772==1))")))||(G("(...226
Formula 0 simplified : (!"(i4.u53.p297!=1)" | ((!"((i23.i0.i0.u346.p1476==0)||(i3.u74.p375==1))" R "((i24.u360.p1561==0)||(i10.u167.p772==1))") & F!"((i24....216
Reverse transition relation is NOT exact ! Due to transitions t221, t276, t336, t385, t506, t662, t743, t774, t855, t977, t1143, t1172, t1224, t1255, t1337...2012
Computing Next relation with stutter on 32080 deadlock states
6 unique states visited
6 strongly connected components in search stack
6 transitions explored
6 items max in DFS search stack
939 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,9.56516,388664,1,0,759714,3744,21750,1.42266e+06,640,15777,2020197
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-00 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-00 finished in 177842 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p1)&&p0))||G(p2)))'
Support contains 6 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1534 transition count 1963
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1534 transition count 1963
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 32 place count 1526 transition count 1953
Iterating global reduction 0 with 8 rules applied. Total rules applied 40 place count 1526 transition count 1953
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 41 place count 1526 transition count 1952
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 45 place count 1522 transition count 1947
Iterating global reduction 1 with 4 rules applied. Total rules applied 49 place count 1522 transition count 1947
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 52 place count 1519 transition count 1944
Iterating global reduction 1 with 3 rules applied. Total rules applied 55 place count 1519 transition count 1944
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 57 place count 1517 transition count 1942
Iterating global reduction 1 with 2 rules applied. Total rules applied 59 place count 1517 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 61 place count 1515 transition count 1940
Iterating global reduction 1 with 2 rules applied. Total rules applied 63 place count 1515 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 65 place count 1513 transition count 1938
Iterating global reduction 1 with 2 rules applied. Total rules applied 67 place count 1513 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 68 place count 1512 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 69 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1935
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1935
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1932
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 76 place count 1509 transition count 1931
Applied a total of 76 rules in 756 ms. Remains 1509 /1546 variables (removed 37) and now considering 1931/1975 (removed 44) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2824504851750687854.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2681526650877597612.kers'
[2026-05-23 02:15:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2824504851750687854.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2681526650877597612.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1931 rows 1509 cols 4031 entries
Finished phase 1 with 1504 SingleSign rule and 1 generalized
[2026-05-23 02:15:49] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-2681526650877597612.kers
Total runtime 17 ms.
[2026-05-23 02:15:50] [INFO ] Implicit Places using invariants in 347 ms returned []
[2026-05-23 02:15:50] [INFO ] Invariant cache hit.
[2026-05-23 02:15:50] [INFO ] Implicit Places using invariants and state equation in 927 ms returned [1498]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1286 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1508/1546 places, 1931/1975 transitions.
Applied a total of 0 rules in 55 ms. Remains 1508 /1508 variables (removed 0) and now considering 1931/1931 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2098 ms. Remains : 1508/1546 places, 1931/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p1)&&p0))||G(p2)))'
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-01
Product exploration explored 100000 steps with 1081 reset in 274 ms.
Stuttering criterion allowed to conclude after 54350 steps with 585 reset in 131 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-01 finished in 2697 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1546 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Graph (trivial) has 1886 edges and 1546 vertex of which 699 / 1546 are part of one of the 63 SCC in 3 ms
Free SCC test removed 636 places
Ensure Unique test removed 739 transitions
Reduce isomorphic transitions removed 739 transitions.
Graph (complete) has 1407 edges and 910 vertex of which 901 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.4 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 500 transitions
Trivial Post-agglo rules discarded 500 transitions
Performed 500 trivial Post agglomeration. Transition count delta: 500
Iterating post reduction 0 with 500 rules applied. Total rules applied 502 place count 900 transition count 730
Reduce places removed 500 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 524 rules applied. Total rules applied 1026 place count 400 transition count 706
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1039 place count 388 transition count 705
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1040 place count 387 transition count 705
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 45 Pre rules applied. Total rules applied 1040 place count 387 transition count 660
Deduced a syphon composed of 45 places in 0 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 4 with 90 rules applied. Total rules applied 1130 place count 342 transition count 660
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1146 place count 326 transition count 635
Iterating global reduction 4 with 16 rules applied. Total rules applied 1162 place count 326 transition count 635
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1164 place count 326 transition count 633
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1166 place count 324 transition count 633
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1177 place count 313 transition count 618
Iterating global reduction 6 with 11 rules applied. Total rules applied 1188 place count 313 transition count 618
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 6 with 8 rules applied. Total rules applied 1196 place count 313 transition count 610
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1197 place count 312 transition count 610
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1200 place count 309 transition count 604
Iterating global reduction 8 with 3 rules applied. Total rules applied 1203 place count 309 transition count 604
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1205 place count 307 transition count 600
Iterating global reduction 8 with 2 rules applied. Total rules applied 1207 place count 307 transition count 600
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1209 place count 305 transition count 596
Iterating global reduction 8 with 2 rules applied. Total rules applied 1211 place count 305 transition count 596
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1213 place count 303 transition count 592
Iterating global reduction 8 with 2 rules applied. Total rules applied 1215 place count 303 transition count 592
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1217 place count 301 transition count 588
Iterating global reduction 8 with 2 rules applied. Total rules applied 1219 place count 301 transition count 588
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1220 place count 300 transition count 581
Iterating global reduction 8 with 1 rules applied. Total rules applied 1221 place count 300 transition count 581
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 8 with 1 rules applied. Total rules applied 1222 place count 300 transition count 580
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1223 place count 299 transition count 580
Performed 141 Post agglomeration using F-continuation condition with reduction of 86 identical transitions.
Deduced a syphon composed of 141 places in 0 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 10 with 282 rules applied. Total rules applied 1505 place count 158 transition count 353
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 10 with 11 rules applied. Total rules applied 1516 place count 158 transition count 342
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 1521 place count 153 transition count 335
Iterating global reduction 11 with 5 rules applied. Total rules applied 1526 place count 153 transition count 335
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1527 place count 153 transition count 334
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 12 with 22 rules applied. Total rules applied 1549 place count 142 transition count 321
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 12 with 10 rules applied. Total rules applied 1559 place count 142 transition count 311
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1560 place count 141 transition count 307
Iterating global reduction 13 with 1 rules applied. Total rules applied 1561 place count 141 transition count 307
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 1563 place count 140 transition count 306
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1565 place count 140 transition count 304
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 14 with 34 rules applied. Total rules applied 1599 place count 123 transition count 338
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 14 with 17 rules applied. Total rules applied 1616 place count 123 transition count 321
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1625 place count 114 transition count 303
Iterating global reduction 15 with 9 rules applied. Total rules applied 1634 place count 114 transition count 303
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 1640 place count 114 transition count 297
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 16 with 36 rules applied. Total rules applied 1676 place count 114 transition count 261
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1677 place count 113 transition count 260
Applied a total of 1677 rules in 116 ms. Remains 113 /1546 variables (removed 1433) and now considering 260/1975 (removed 1715) transitions.
[2026-05-23 02:15:51] [INFO ] Flow matrix only has 204 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5859261748741360916.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8449775728831276729.kers'
[2026-05-23 02:15:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5859261748741360916.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8449775728831276729.kers]
Normalized transition count is 203 out of 204 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 203 rows 113 cols 598 entries
Finished phase 1 with 113 SingleSign rule and 0 generalized
[2026-05-23 02:15:51] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-8449775728831276729.kers
Total runtime 14 ms.
[2026-05-23 02:15:51] [INFO ] Implicit Places using invariants in 153 ms returned []
[2026-05-23 02:15:51] [INFO ] Flow matrix only has 204 transitions (discarded 56 similar events)
[2026-05-23 02:15:51] [INFO ] Invariant cache hit.
[2026-05-23 02:15:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 02:15:51] [INFO ] Implicit Places using invariants and state equation in 117 ms returned [10, 43, 76]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 272 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 110/1546 places, 260/1975 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 107 transition count 257
Applied a total of 4 rules in 20 ms. Remains 107 /110 variables (removed 3) and now considering 257/260 (removed 3) transitions.
[2026-05-23 02:15:52] [INFO ] Flow matrix only has 201 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1930838038430885347.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6398762884258181286.kers'
[2026-05-23 02:15:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1930838038430885347.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6398762884258181286.kers]
Normalized transition count is 200 out of 201 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 200 rows 107 cols 597 entries
Finished phase 1 with 107 SingleSign rule and 0 generalized
[2026-05-23 02:15:52] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6398762884258181286.kers
Total runtime 1 ms.
[2026-05-23 02:15:52] [INFO ] Implicit Places using invariants in 77 ms returned []
[2026-05-23 02:15:52] [INFO ] Flow matrix only has 201 transitions (discarded 56 similar events)
[2026-05-23 02:15:52] [INFO ] Invariant cache hit.
[2026-05-23 02:15:52] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 02:15:52] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 291 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 107/1546 places, 257/1975 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 699 ms. Remains : 107/1546 places, 257/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-05 finished in 807 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&X(X(X(X(G(p1))))))))'
Support contains 4 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1534 transition count 1963
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1534 transition count 1963
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 33 place count 1525 transition count 1952
Iterating global reduction 0 with 9 rules applied. Total rules applied 42 place count 1525 transition count 1952
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 43 place count 1525 transition count 1951
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1521 transition count 1946
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1521 transition count 1946
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 54 place count 1518 transition count 1943
Iterating global reduction 1 with 3 rules applied. Total rules applied 57 place count 1518 transition count 1943
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 59 place count 1516 transition count 1941
Iterating global reduction 1 with 2 rules applied. Total rules applied 61 place count 1516 transition count 1941
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 63 place count 1514 transition count 1939
Iterating global reduction 1 with 2 rules applied. Total rules applied 65 place count 1514 transition count 1939
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 67 place count 1512 transition count 1937
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 1512 transition count 1937
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 70 place count 1511 transition count 1936
Iterating global reduction 1 with 1 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 72 place count 1510 transition count 1934
Iterating global reduction 1 with 1 rules applied. Total rules applied 73 place count 1510 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 74 place count 1509 transition count 1932
Iterating global reduction 1 with 1 rules applied. Total rules applied 75 place count 1509 transition count 1932
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1508 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1508 transition count 1931
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 78 place count 1508 transition count 1930
Applied a total of 78 rules in 694 ms. Remains 1508 /1546 variables (removed 38) and now considering 1930/1975 (removed 45) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16119059291809195370.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12558198191690915916.kers'
[2026-05-23 02:15:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16119059291809195370.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12558198191690915916.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1930 rows 1508 cols 4029 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 02:15:53] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-12558198191690915916.kers
Total runtime 16 ms.
[2026-05-23 02:15:53] [INFO ] Implicit Places using invariants in 377 ms returned []
[2026-05-23 02:15:53] [INFO ] Invariant cache hit.
[2026-05-23 02:15:54] [INFO ] Implicit Places using invariants and state equation in 919 ms returned [1497]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1315 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1507/1546 places, 1930/1975 transitions.
Applied a total of 0 rules in 52 ms. Remains 1507 /1507 variables (removed 0) and now considering 1930/1930 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2061 ms. Remains : 1507/1546 places, 1930/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&X(X(X(X(G(p1))))))))'
Stuttering acceptance computed with spot in 264 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-10 finished in 2374 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F(!p0))||(F(!p0)&&F(G(!p1)))))))'
Support contains 4 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 1535 transition count 1964
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 1535 transition count 1964
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 28 place count 1529 transition count 1957
Iterating global reduction 0 with 6 rules applied. Total rules applied 34 place count 1529 transition count 1957
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 35 place count 1529 transition count 1956
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 38 place count 1526 transition count 1952
Iterating global reduction 1 with 3 rules applied. Total rules applied 41 place count 1526 transition count 1952
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 44 place count 1523 transition count 1949
Iterating global reduction 1 with 3 rules applied. Total rules applied 47 place count 1523 transition count 1949
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 49 place count 1521 transition count 1947
Iterating global reduction 1 with 2 rules applied. Total rules applied 51 place count 1521 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 53 place count 1519 transition count 1945
Iterating global reduction 1 with 2 rules applied. Total rules applied 55 place count 1519 transition count 1945
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 57 place count 1517 transition count 1943
Iterating global reduction 1 with 2 rules applied. Total rules applied 59 place count 1517 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 60 place count 1516 transition count 1942
Iterating global reduction 1 with 1 rules applied. Total rules applied 61 place count 1516 transition count 1942
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 62 place count 1515 transition count 1940
Iterating global reduction 1 with 1 rules applied. Total rules applied 63 place count 1515 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 64 place count 1514 transition count 1938
Iterating global reduction 1 with 1 rules applied. Total rules applied 65 place count 1514 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 66 place count 1513 transition count 1937
Iterating global reduction 1 with 1 rules applied. Total rules applied 67 place count 1513 transition count 1937
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 68 place count 1513 transition count 1936
Applied a total of 68 rules in 685 ms. Remains 1513 /1546 variables (removed 33) and now considering 1936/1975 (removed 39) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7872006312524376441.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-719385526397865582.kers'
[2026-05-23 02:15:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7872006312524376441.kers, --Pflows, --basisKERS=/tmp/petrispot-output-719385526397865582.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 1936 rows 1513 cols 4041 entries
Finished phase 1 with 1508 SingleSign rule and 1 generalized
[2026-05-23 02:15:55] [INFO ] Computed 4 invariants in 18 ms
Computed 4 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-719385526397865582.kers
Total runtime 23 ms.
[2026-05-23 02:15:55] [INFO ] Implicit Places using invariants in 238 ms returned []
[2026-05-23 02:15:55] [INFO ] Invariant cache hit.
[2026-05-23 02:15:56] [INFO ] Implicit Places using invariants and state equation in 913 ms returned [1502]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1153 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1512/1546 places, 1936/1975 transitions.
Applied a total of 0 rules in 65 ms. Remains 1512 /1512 variables (removed 0) and now considering 1936/1936 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1905 ms. Remains : 1512/1546 places, 1936/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F(p0))||(F(p0)&&F(G(p1)))))))'
Stuttering acceptance computed with spot in 248 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-13
Stuttering criterion allowed to conclude after 53 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-13 finished in 2201 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 1 out of 1546 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1531 transition count 1960
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1531 transition count 1960
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 39 place count 1522 transition count 1949
Iterating global reduction 0 with 9 rules applied. Total rules applied 48 place count 1522 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 49 place count 1522 transition count 1948
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 53 place count 1518 transition count 1943
Iterating global reduction 1 with 4 rules applied. Total rules applied 57 place count 1518 transition count 1943
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 60 place count 1515 transition count 1940
Iterating global reduction 1 with 3 rules applied. Total rules applied 63 place count 1515 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 65 place count 1513 transition count 1938
Iterating global reduction 1 with 2 rules applied. Total rules applied 67 place count 1513 transition count 1938
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 69 place count 1511 transition count 1936
Iterating global reduction 1 with 2 rules applied. Total rules applied 71 place count 1511 transition count 1936
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 73 place count 1509 transition count 1934
Iterating global reduction 1 with 2 rules applied. Total rules applied 75 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 76 place count 1508 transition count 1933
Iterating global reduction 1 with 1 rules applied. Total rules applied 77 place count 1508 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 78 place count 1507 transition count 1931
Iterating global reduction 1 with 1 rules applied. Total rules applied 79 place count 1507 transition count 1931
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 80 place count 1506 transition count 1929
Iterating global reduction 1 with 1 rules applied. Total rules applied 81 place count 1506 transition count 1929
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 82 place count 1505 transition count 1928
Iterating global reduction 1 with 1 rules applied. Total rules applied 83 place count 1505 transition count 1928
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 84 place count 1505 transition count 1927
Applied a total of 84 rules in 662 ms. Remains 1505 /1546 variables (removed 41) and now considering 1927/1975 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14173496253241013005.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16096857417163562724.kers'
[2026-05-23 02:15:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14173496253241013005.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16096857417163562724.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1927 rows 1505 cols 4023 entries
Finished phase 1 with 1500 SingleSign rule and 1 generalized
[2026-05-23 02:15:57] [INFO ] Computed 4 invariants in 8 ms
Computed 4 P flows in 8 ms.
Exported basis to /tmp/petrispot-output-16096857417163562724.kers
Total runtime 9 ms.
[2026-05-23 02:15:57] [INFO ] Implicit Places using invariants in 229 ms returned []
[2026-05-23 02:15:57] [INFO ] Invariant cache hit.
[2026-05-23 02:15:58] [INFO ] Implicit Places using invariants and state equation in 893 ms returned []
Implicit Place search using SMT with State Equation took 1128 ms to find 0 implicit places.
Running 1926 sub problems to find dead transitions.
[2026-05-23 02:15:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 1926/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1926 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1504 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1926 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1504/3432 variables, and 4 constraints, problems are : Problem set: 0 solved, 1926 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1505 constraints, PredecessorRefiner: 0/1926 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60393ms problems are : Problem set: 0 solved, 1926 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Starting structural reductions in LTL mode, iteration 1 : 1505/1546 places, 1927/1975 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62194 ms. Remains : 1505/1546 places, 1927/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-14
Stuttering criterion allowed to conclude after 209 steps with 2 reset in 1 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-14 finished in 62381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 3 out of 1546 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1546/1546 places, 1975/1975 transitions.
Graph (trivial) has 1882 edges and 1546 vertex of which 693 / 1546 are part of one of the 62 SCC in 3 ms
Free SCC test removed 631 places
Ensure Unique test removed 734 transitions
Reduce isomorphic transitions removed 734 transitions.
Graph (complete) has 1412 edges and 915 vertex of which 906 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 499 transitions
Trivial Post-agglo rules discarded 499 transitions
Performed 499 trivial Post agglomeration. Transition count delta: 499
Iterating post reduction 0 with 499 rules applied. Total rules applied 501 place count 905 transition count 736
Reduce places removed 499 places and 0 transitions.
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 1 with 523 rules applied. Total rules applied 1024 place count 406 transition count 712
Reduce places removed 12 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 13 rules applied. Total rules applied 1037 place count 394 transition count 711
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1038 place count 393 transition count 711
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1038 place count 393 transition count 664
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1132 place count 346 transition count 664
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 1148 place count 330 transition count 639
Iterating global reduction 4 with 16 rules applied. Total rules applied 1164 place count 330 transition count 639
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 2 rules applied. Total rules applied 1166 place count 330 transition count 637
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 1168 place count 328 transition count 637
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1179 place count 317 transition count 622
Iterating global reduction 6 with 11 rules applied. Total rules applied 1190 place count 317 transition count 622
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 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 6 with 8 rules applied. Total rules applied 1198 place count 317 transition count 614
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1199 place count 316 transition count 614
Discarding 3 places :
Symmetric choice reduction at 8 with 3 rule applications. Total rules 1202 place count 313 transition count 608
Iterating global reduction 8 with 3 rules applied. Total rules applied 1205 place count 313 transition count 608
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1207 place count 311 transition count 604
Iterating global reduction 8 with 2 rules applied. Total rules applied 1209 place count 311 transition count 604
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1211 place count 309 transition count 600
Iterating global reduction 8 with 2 rules applied. Total rules applied 1213 place count 309 transition count 600
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1215 place count 307 transition count 596
Iterating global reduction 8 with 2 rules applied. Total rules applied 1217 place count 307 transition count 596
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 1219 place count 305 transition count 592
Iterating global reduction 8 with 2 rules applied. Total rules applied 1221 place count 305 transition count 592
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1222 place count 304 transition count 585
Iterating global reduction 8 with 1 rules applied. Total rules applied 1223 place count 304 transition count 585
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 8 with 1 rules applied. Total rules applied 1224 place count 304 transition count 584
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1225 place count 303 transition count 584
Performed 141 Post agglomeration using F-continuation condition with reduction of 84 identical transitions.
Deduced a syphon composed of 141 places in 0 ms
Reduce places removed 141 places and 0 transitions.
Iterating global reduction 10 with 282 rules applied. Total rules applied 1507 place count 162 transition count 359
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 10 with 11 rules applied. Total rules applied 1518 place count 162 transition count 348
Discarding 5 places :
Symmetric choice reduction at 11 with 5 rule applications. Total rules 1523 place count 157 transition count 341
Iterating global reduction 11 with 5 rules applied. Total rules applied 1528 place count 157 transition count 341
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 1529 place count 157 transition count 340
Performed 11 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 12 with 22 rules applied. Total rules applied 1551 place count 146 transition count 327
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 12 with 10 rules applied. Total rules applied 1561 place count 146 transition count 317
Discarding 1 places :
Symmetric choice reduction at 13 with 1 rule applications. Total rules 1562 place count 145 transition count 313
Iterating global reduction 13 with 1 rules applied. Total rules applied 1563 place count 145 transition count 313
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 1565 place count 144 transition count 312
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 1567 place count 144 transition count 310
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -34
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 14 with 36 rules applied. Total rules applied 1603 place count 126 transition count 344
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 14 with 18 rules applied. Total rules applied 1621 place count 126 transition count 326
Discarding 9 places :
Symmetric choice reduction at 15 with 9 rule applications. Total rules 1630 place count 117 transition count 308
Iterating global reduction 15 with 9 rules applied. Total rules applied 1639 place count 117 transition count 308
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 15 with 5 rules applied. Total rules applied 1644 place count 117 transition count 303
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 16 with 36 rules applied. Total rules applied 1680 place count 117 transition count 267
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 16 with 2 rules applied. Total rules applied 1682 place count 117 transition count 267
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 1683 place count 117 transition count 266
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1684 place count 116 transition count 265
Applied a total of 1684 rules in 94 ms. Remains 116 /1546 variables (removed 1430) and now considering 265/1975 (removed 1710) transitions.
[2026-05-23 02:16:59] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8798218680889933234.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5740070593566115642.kers'
[2026-05-23 02:16:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8798218680889933234.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5740070593566115642.kers]
Normalized transition count is 208 out of 209 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 208 rows 116 cols 610 entries
Finished phase 1 with 116 SingleSign rule and 0 generalized
[2026-05-23 02:16:59] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-5740070593566115642.kers
Total runtime 4 ms.
[2026-05-23 02:16:59] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-23 02:16:59] [INFO ] Flow matrix only has 209 transitions (discarded 56 similar events)
[2026-05-23 02:16:59] [INFO ] Invariant cache hit.
[2026-05-23 02:16:59] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-23 02:16:59] [INFO ] Implicit Places using invariants and state equation in 135 ms returned [8, 45, 78]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 190 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 113/1546 places, 265/1975 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 110 transition count 262
Applied a total of 4 rules in 7 ms. Remains 110 /113 variables (removed 3) and now considering 262/265 (removed 3) transitions.
[2026-05-23 02:16:59] [INFO ] Flow matrix only has 206 transitions (discarded 56 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2079913778070311565.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3095224792262989787.kers'
[2026-05-23 02:16:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2079913778070311565.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3095224792262989787.kers]
Normalized transition count is 205 out of 206 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 205 rows 110 cols 609 entries
Finished phase 1 with 110 SingleSign rule and 0 generalized
[2026-05-23 02:16:59] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3095224792262989787.kers
Total runtime 1 ms.
[2026-05-23 02:16:59] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-23 02:16:59] [INFO ] Flow matrix only has 206 transitions (discarded 56 similar events)
[2026-05-23 02:16:59] [INFO ] Invariant cache hit.
[2026-05-23 02:16:59] [INFO ] State equation strengthened by 2 read => feed constraints.
[2026-05-23 02:16:59] [INFO ] Implicit Places using invariants and state equation in 94 ms returned []
Implicit Place search using SMT with State Equation took 135 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 110/1546 places, 262/1975 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 427 ms. Remains : 110/1546 places, 262/1975 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : CloudReconfiguration-PT-306-LTLCardinality-15
Product exploration explored 100000 steps with 14531 reset in 155 ms.
Product exploration explored 100000 steps with 14436 reset in 158 ms.
Computed a total of 1 stabilizing places and 15 stable transitions
Computed a total of 1 stabilizing places and 15 stable transitions
Knowledge based reduction with 9 factoid took 59 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (7326 resets) in 691 ms. (57 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (1438 resets) in 18 ms. (2105 steps per ms) remains 1/1 properties
[2026-05-23 02:17:00] [INFO ] Flow matrix only has 206 transitions (discarded 56 similar events)
[2026-05-23 02:17:00] [INFO ] Invariant cache hit.
[2026-05-23 02:17:00] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/53 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 142/195 variables, 25/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/195 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 116/311 variables, 71/106 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/311 variables, 2/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/311 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/315 variables, 4/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/315 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/315 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 315/316 variables, and 112 constraints, problems are : Problem set: 0 solved, 1 unsolved in 86 ms.
Refiners :[State Equation: 110/110 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/53 variables, 7/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/53 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 142/195 variables, 25/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/195 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem apf0 is UNSAT
After SMT solving in domain Int declared 311/316 variables, and 107 constraints, problems are : Problem set: 1 solved, 0 unsolved in 88 ms.
Refiners :[State Equation: 106/110 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 10 factoid took 11 ms. Proved property starting from automaton with 2 states, 4 edges and 2 AP (stutter insensitive
Knowledge-based reduction took 451 ms.
FORMULA CloudReconfiguration-PT-306-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-306-LTLCardinality-15 finished in 1295 ms.
All properties solved by simple procedures.
Total runtime 322302 ms.

BK_STOP 1779502620712

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-306"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-306, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967500155"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-306.tgz
mv CloudReconfiguration-PT-306 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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