About the Execution of ITS-Tools for DNAwalker-PT-14ringLRLarge
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16207.128 | 3600000.00 | 5783667.00 | 114892.60 | FFTFFF?FTFTFTFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695800828.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 DNAwalker-PT-14ringLRLarge, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800828
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 632K
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:58 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 15:58 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 6 15:58 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 6 15:58 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 09:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 09:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 09:34 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:34 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 15:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 6 15:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 6 15:58 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Mar 6 15:58 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 14 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 135K 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 DNAwalker-PT-14ringLRLarge-LTLFireability-00
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-01
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-02
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-03
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-04
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-05
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-06
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-07
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-08
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-09
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-10
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-11
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-12
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-13
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-14
FORMULA_NAME DNAwalker-PT-14ringLRLarge-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779669213468
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-14ringLRLarge
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-25 00:33:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-25 00:33:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 00:33:34] [INFO ] Load time of PNML (sax parser for PT used): 80 ms
[2026-05-25 00:33:34] [INFO ] Transformed 33 places.
[2026-05-25 00:33:34] [INFO ] Transformed 312 transitions.
[2026-05-25 00:33:34] [INFO ] Parsed PT model containing 33 places and 312 transitions and 916 arcs in 167 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 11 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:33:35] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9326787631219937041.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13121109523295426988.kers'
[2026-05-25 00:33:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9326787631219937041.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13121109523295426988.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:33:35] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13121109523295426988.kers
Total runtime 1 ms.
[2026-05-25 00:33:35] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20041 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20025 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40298ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40315ms
[2026-05-25 00:34:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:34:15] [INFO ] Invariant cache hit.
[2026-05-25 00:34:15] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-25 00:34:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:34:15] [INFO ] Invariant cache hit.
[2026-05-25 00:34:15] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:34:15] [INFO ] Implicit Places using invariants and state equation in 124 ms returned []
Implicit Place search using SMT with State Equation took 170 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40560 ms. Remains : 33/33 places, 312/312 transitions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:34:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:34:15] [INFO ] Invariant cache hit.
[2026-05-25 00:34:15] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-25 00:34:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:34:15] [INFO ] Invariant cache hit.
[2026-05-25 00:34:15] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:34:15] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 124 ms. Remains : 33/33 places, 312/312 transitions.
Support contains 27 out of 33 places after structural reductions.
[2026-05-25 00:34:15] [INFO ] Flatten gal took : 39 ms
[2026-05-25 00:34:15] [INFO ] Flatten gal took : 21 ms
[2026-05-25 00:34:15] [INFO ] Input system was already deterministic with 312 transitions.
RANDOM walk for 40000 steps (3051 resets) in 1576 ms. (25 steps per ms) remains 6/37 properties
BEST_FIRST walk for 40004 steps (185 resets) in 249 ms. (160 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (178 resets) in 154 ms. (258 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (181 resets) in 67 ms. (588 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (186 resets) in 83 ms. (476 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (175 resets) in 79 ms. (500 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (172 resets) in 79 ms. (500 steps per ms) remains 6/6 properties
[2026-05-25 00:34:16] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:34:16] [INFO ] Invariant cache hit.
[2026-05-25 00:34:16] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 204/213 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/213 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 126/339 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/339 variables, 20/101 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/339 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 4/343 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 6 unsolved in 503 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 204/213 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/213 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 126/339 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 339/344 variables, and 101 constraints, problems are : Problem set: 0 solved, 6 unsolved in 5011 ms.
Refiners :[State Equation: 31/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5523ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 9 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 10 place count 31 transition count 302
Applied a total of 10 rules in 43 ms. Remains 31 /33 variables (removed 2) and now considering 302/312 (removed 10) transitions.
Running 278 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-378027660688921002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15742459043378305144.kers'
[2026-05-25 00:34:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-378027660688921002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15742459043378305144.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 302 rows 31 cols 604 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-25 00:34:22] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15742459043378305144.kers
Total runtime 1 ms.
[2026-05-25 00:34:22] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 1 (OVERLAPS) 302/329 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/329 variables, 50/77 constraints. Problems are: Problem set: 0 solved, 278 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/329 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 4 (OVERLAPS) 4/333 variables, 4/81 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/333 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 6 (OVERLAPS) 0/333 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 278 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 81 constraints, problems are : Problem set: 0 solved, 278 unsolved in 10000 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 278/278 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 278 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 1 (OVERLAPS) 302/329 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/329 variables, 50/77 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/329 variables, 278/355 constraints. Problems are: Problem set: 0 solved, 278 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/329 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 278 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 333/333 variables, and 359 constraints, problems are : Problem set: 0 solved, 278 unsolved in 20022 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 278/278 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30106ms problems are : Problem set: 0 solved, 278 unsolved
Search for dead transitions found 0 dead transitions in 30108ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30153 ms. Remains : 31/33 places, 302/312 transitions.
RANDOM walk for 40000 steps (3500 resets) in 295 ms. (135 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (239 resets) in 70 ms. (563 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (239 resets) in 78 ms. (506 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (238 resets) in 72 ms. (548 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (238 resets) in 76 ms. (519 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (212 resets) in 86 ms. (459 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (224 resets) in 63 ms. (625 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 755658 steps, run timeout after 3001 ms. (steps per millisecond=251 ) properties seen :0 out of 6
Probabilistic random walk after 755658 steps, saw 154581 distinct states, run finished after 3007 ms. (steps per millisecond=251 ) properties seen :0
[2026-05-25 00:34:55] [INFO ] Invariant cache hit.
[2026-05-25 00:34:55] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 204/213 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/213 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 120/333 variables, 22/81 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/333 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/333 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 333/333 variables, and 81 constraints, problems are : Problem set: 0 solved, 6 unsolved in 301 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 204/213 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/213 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 333/333 variables, and 81 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45010 ms.
Refiners :[State Equation: 31/31 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45321ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 9 out of 31 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 302/302 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 302/302 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 31/31 places, 302/302 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 31/31 places, 302/302 transitions.
Applied a total of 0 rules in 6 ms. Remains 31 /31 variables (removed 0) and now considering 302/302 (removed 0) transitions.
[2026-05-25 00:35:41] [INFO ] Invariant cache hit.
[2026-05-25 00:35:41] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-25 00:35:41] [INFO ] Invariant cache hit.
[2026-05-25 00:35:41] [INFO ] State equation strengthened by 50 read => feed constraints.
[2026-05-25 00:35:41] [INFO ] Implicit Places using invariants and state equation in 649 ms returned [10, 25]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 16 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 19 transitions.
Implicit Place search using SMT with State Equation took 713 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 29/31 places, 283/302 transitions.
Applied a total of 0 rules in 7 ms. Remains 29 /29 variables (removed 0) and now considering 283/283 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 727 ms. Remains : 29/31 places, 283/302 transitions.
RANDOM walk for 40000 steps (2156 resets) in 1060 ms. (37 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (214 resets) in 39 ms. (1000 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (205 resets) in 36 ms. (1081 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (209 resets) in 38 ms. (1025 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (208 resets) in 54 ms. (727 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (194 resets) in 35 ms. (1111 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (195 resets) in 36 ms. (1081 steps per ms) remains 6/6 properties
Interrupted probabilistic random walk after 752732 steps, run timeout after 3001 ms. (steps per millisecond=250 ) properties seen :0 out of 6
Probabilistic random walk after 752732 steps, saw 159392 distinct states, run finished after 3001 ms. (steps per millisecond=250 ) 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-8085547462083179169.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14715043196354977833.kers'
[2026-05-25 00:35:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8085547462083179169.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14715043196354977833.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 283 rows 29 cols 557 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-25 00:35:45] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14715043196354977833.kers
Total runtime 1 ms.
[2026-05-25 00:35:45] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 201/210 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 102/312 variables, 20/79 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/312 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 312/312 variables, and 79 constraints, problems are : Problem set: 0 solved, 6 unsolved in 337 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 201/210 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/210 variables, 50/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/210 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 312/312 variables, and 79 constraints, problems are : Problem set: 0 solved, 6 unsolved in 75011 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75363ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 9 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 283/283 transitions.
Applied a total of 0 rules in 4 ms. Remains 29 /29 variables (removed 0) and now considering 283/283 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 29/29 places, 283/283 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 283/283 transitions.
Applied a total of 0 rules in 4 ms. Remains 29 /29 variables (removed 0) and now considering 283/283 (removed 0) transitions.
[2026-05-25 00:37:00] [INFO ] Invariant cache hit.
[2026-05-25 00:37:00] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:37:00] [INFO ] Invariant cache hit.
[2026-05-25 00:37:00] [INFO ] State equation strengthened by 50 read => feed constraints.
[2026-05-25 00:37:00] [INFO ] Implicit Places using invariants and state equation in 471 ms returned []
Implicit Place search using SMT with State Equation took 550 ms to find 0 implicit places.
[2026-05-25 00:37:01] [INFO ] Redundant transitions in 12 ms returned []
Running 260 sub problems to find dead transitions.
[2026-05-25 00:37:01] [INFO ] Invariant cache hit.
[2026-05-25 00:37:01] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 283/308 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 50/75 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (OVERLAPS) 4/312 variables, 4/79 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (OVERLAPS) 0/312 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 260 unsolved
No progress, stopping.
After SMT solving in domain Real declared 312/312 variables, and 79 constraints, problems are : Problem set: 0 solved, 260 unsolved in 12156 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 260 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (OVERLAPS) 283/308 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 50/75 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 260/335 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/308 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (OVERLAPS) 4/312 variables, 4/339 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 312/312 variables, and 339 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30018 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42276ms problems are : Problem set: 0 solved, 260 unsolved
Search for dead transitions found 0 dead transitions in 42276ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42857 ms. Remains : 29/29 places, 283/283 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0)||(F(!p1)&&F(p2))) U p3))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:37:43] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7277668114302696787.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-148526296500337155.kers'
[2026-05-25 00:37:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7277668114302696787.kers, --Pflows, --basisKERS=/tmp/petrispot-output-148526296500337155.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:37:43] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-148526296500337155.kers
Total runtime 1 ms.
[2026-05-25 00:37:43] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20023 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 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 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20029 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40116ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40116ms
[2026-05-25 00:38:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:38:23] [INFO ] Invariant cache hit.
[2026-05-25 00:38:23] [INFO ] Implicit Places using invariants in 47 ms returned []
[2026-05-25 00:38:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:38:23] [INFO ] Invariant cache hit.
[2026-05-25 00:38:23] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:38:24] [INFO ] Implicit Places using invariants and state equation in 386 ms returned []
Implicit Place search using SMT with State Equation took 435 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40555 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(p0)||(F(!p1)&&F(p2))) U p3))'
Stuttering acceptance computed with spot in 359 ms :[(NOT p3), (AND (NOT p2) (NOT p0)), (AND p1 (NOT p0)), (NOT p2), p1]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-00
Stuttering criterion allowed to conclude after 16 steps with 0 reset in 2 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-00 finished in 41007 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(((!p1 U (p2||G(!p1)))||p0))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 8 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:38:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:38:24] [INFO ] Invariant cache hit.
[2026-05-25 00:38:24] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:38:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:38:24] [INFO ] Invariant cache hit.
[2026-05-25 00:38:24] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:38:25] [INFO ] Implicit Places using invariants and state equation in 482 ms returned []
Implicit Place search using SMT with State Equation took 518 ms to find 0 implicit places.
[2026-05-25 00:38:25] [INFO ] Redundant transitions in 6 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 537 ms. Remains : 33/33 places, 312/312 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(((!p1 U (p2||G(!p1)))||p0))))'
Stuttering acceptance computed with spot in 82 ms :[(AND (NOT p2) (NOT p0) p1), (AND (NOT p2) (NOT p0) p1)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 182 ms.
Product exploration explored 100000 steps with 0 reset in 128 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 9 factoid took 214 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (3074 resets) in 197 ms. (202 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (172 resets) in 793 ms. (50 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (159 resets) in 465 ms. (85 steps per ms) remains 2/2 properties
[2026-05-25 00:38:26] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:38:26] [INFO ] Invariant cache hit.
[2026-05-25 00:38:26] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 187/336 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 29/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/343 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 2 unsolved in 176 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 187/336 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 29/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/336 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 105 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2191 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2377ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 30 transition count 301
Applied a total of 11 rules in 19 ms. Remains 30 /33 variables (removed 3) and now considering 301/312 (removed 11) transitions.
Running 277 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2260094518640565503.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8535810125483121371.kers'
[2026-05-25 00:38:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2260094518640565503.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8535810125483121371.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 301 rows 30 cols 602 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-25 00:38:28] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-8535810125483121371.kers
Total runtime 3 ms.
[2026-05-25 00:38:28] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 41/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 3/331 variables, 3/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 331/331 variables, and 71 constraints, problems are : Problem set: 0 solved, 277 unsolved in 9145 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 41/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 277/345 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/331 variables, and 348 constraints, problems are : Problem set: 0 solved, 277 unsolved in 20021 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29261ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 29262ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29282 ms. Remains : 30/33 places, 301/312 transitions.
RANDOM walk for 40000 steps (3764 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (250 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (225 resets) in 45 ms. (869 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 924928 steps, run timeout after 3001 ms. (steps per millisecond=308 ) properties seen :0 out of 2
Probabilistic random walk after 924928 steps, saw 199767 distinct states, run finished after 3001 ms. (steps per millisecond=308 ) properties seen :0
[2026-05-25 00:39:01] [INFO ] Invariant cache hit.
[2026-05-25 00:39:01] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 181/330 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/331 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 331/331 variables, and 71 constraints, problems are : Problem set: 0 solved, 2 unsolved in 167 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 181/330 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 2/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/331 variables, and 73 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18157 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18333ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 12 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 30/30 places, 301/301 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 6 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
[2026-05-25 00:39:19] [INFO ] Invariant cache hit.
[2026-05-25 00:39:19] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-25 00:39:19] [INFO ] Invariant cache hit.
[2026-05-25 00:39:19] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 00:39:19] [INFO ] Implicit Places using invariants and state equation in 422 ms returned [10]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 464 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 29/30 places, 289/301 transitions.
Applied a total of 0 rules in 10 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 480 ms. Remains : 29/30 places, 289/301 transitions.
RANDOM walk for 40000 steps (2828 resets) in 228 ms. (174 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (224 resets) in 63 ms. (625 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (204 resets) in 61 ms. (645 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 854903 steps, run timeout after 3001 ms. (steps per millisecond=284 ) properties seen :0 out of 2
Probabilistic random walk after 854903 steps, saw 198612 distinct states, run finished after 3001 ms. (steps per millisecond=284 ) 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-6615362471260522303.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17522063347220426539.kers'
[2026-05-25 00:39:23] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6615362471260522303.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17522063347220426539.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 289 rows 29 cols 576 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-25 00:39:23] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17522063347220426539.kers
Total runtime 1 ms.
[2026-05-25 00:39:23] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 168/317 variables, 22/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/318 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 318/318 variables, and 70 constraints, problems are : Problem set: 0 solved, 2 unsolved in 174 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 168/317 variables, 22/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/317 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/318 variables, and 72 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30168 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30358ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 289/289 transitions.
Applied a total of 0 rules in 7 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 29/29 places, 289/289 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 289/289 transitions.
Applied a total of 0 rules in 5 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
[2026-05-25 00:39:53] [INFO ] Invariant cache hit.
[2026-05-25 00:39:53] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:39:53] [INFO ] Invariant cache hit.
[2026-05-25 00:39:53] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 00:39:53] [INFO ] Implicit Places using invariants and state equation in 395 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
[2026-05-25 00:39:53] [INFO ] Redundant transitions in 11 ms returned []
Running 265 sub problems to find dead transitions.
[2026-05-25 00:39:53] [INFO ] Invariant cache hit.
[2026-05-25 00:39:53] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 41/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 4 (OVERLAPS) 3/318 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 6 (OVERLAPS) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
No progress, stopping.
After SMT solving in domain Real declared 318/318 variables, and 70 constraints, problems are : Problem set: 0 solved, 265 unsolved in 10298 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 265/265 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 265 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 41/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 265/332 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 5 (OVERLAPS) 3/318 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 265 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/318 variables, and 335 constraints, problems are : Problem set: 0 solved, 265 unsolved in 30016 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 265/265 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40382ms problems are : Problem set: 0 solved, 265 unsolved
Search for dead transitions found 0 dead transitions in 40383ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40852 ms. Remains : 29/29 places, 289/289 transitions.
Knowledge based reduction with 9 factoid took 248 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Knowledge-based reduction took 128918 ms.
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 6 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:40:34] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9648181140951627764.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3790482986258082021.kers'
[2026-05-25 00:40:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9648181140951627764.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3790482986258082021.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:40:34] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3790482986258082021.kers
Total runtime 1 ms.
[2026-05-25 00:40:34] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20011 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 385 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20038 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40116ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40117ms
[2026-05-25 00:41:14] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:41:14] [INFO ] Invariant cache hit.
[2026-05-25 00:41:14] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:41:14] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:41:14] [INFO ] Invariant cache hit.
[2026-05-25 00:41:14] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:41:15] [INFO ] Implicit Places using invariants and state equation in 464 ms returned []
Implicit Place search using SMT with State Equation took 531 ms to find 0 implicit places.
[2026-05-25 00:41:15] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40662 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 9 factoid took 203 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (3097 resets) in 190 ms. (209 steps per ms) remains 2/5 properties
BEST_FIRST walk for 40004 steps (178 resets) in 51 ms. (769 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (159 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
[2026-05-25 00:41:15] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:41:15] [INFO ] Invariant cache hit.
[2026-05-25 00:41:15] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 187/336 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 29/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 7/343 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 2 unsolved in 174 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 187/336 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/336 variables, 29/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/336 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/336 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 105 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2187 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2368ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 3 places and 3 transitions.
Iterating global reduction 1 with 3 rules applied. Total rules applied 11 place count 30 transition count 301
Applied a total of 11 rules in 15 ms. Remains 30 /33 variables (removed 3) and now considering 301/312 (removed 11) transitions.
Running 277 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8011835631751856667.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12279747436751651217.kers'
[2026-05-25 00:41:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8011835631751856667.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12279747436751651217.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 301 rows 30 cols 602 entries
Finished phase 1 with 30 SingleSign rule and 0 generalized
[2026-05-25 00:41:18] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12279747436751651217.kers
Total runtime 2 ms.
[2026-05-25 00:41:18] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 41/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (OVERLAPS) 3/331 variables, 3/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 331/331 variables, and 71 constraints, problems are : Problem set: 0 solved, 277 unsolved in 9140 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (OVERLAPS) 301/328 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/328 variables, 41/68 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/328 variables, 277/345 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/331 variables, and 348 constraints, problems are : Problem set: 0 solved, 277 unsolved in 20027 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29229ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 29230ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29246 ms. Remains : 30/33 places, 301/312 transitions.
RANDOM walk for 40000 steps (3749 resets) in 255 ms. (156 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (252 resets) in 48 ms. (816 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (235 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 916482 steps, run timeout after 3001 ms. (steps per millisecond=305 ) properties seen :0 out of 2
Probabilistic random walk after 916482 steps, saw 198036 distinct states, run finished after 3001 ms. (steps per millisecond=305 ) properties seen :0
[2026-05-25 00:41:50] [INFO ] Invariant cache hit.
[2026-05-25 00:41:50] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 181/330 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/331 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/331 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 331/331 variables, and 71 constraints, problems are : Problem set: 0 solved, 2 unsolved in 177 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 181/330 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 2/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/331 variables, and 73 constraints, problems are : Problem set: 0 solved, 2 unsolved in 18181 ms.
Refiners :[State Equation: 30/30 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 18373ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 30 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 8 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 30/30 places, 301/301 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 30/30 places, 301/301 transitions.
Applied a total of 0 rules in 7 ms. Remains 30 /30 variables (removed 0) and now considering 301/301 (removed 0) transitions.
[2026-05-25 00:42:08] [INFO ] Invariant cache hit.
[2026-05-25 00:42:08] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:42:08] [INFO ] Invariant cache hit.
[2026-05-25 00:42:08] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 00:42:09] [INFO ] Implicit Places using invariants and state equation in 418 ms returned [10]
Discarding 1 places :
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Implicit Place search using SMT with State Equation took 463 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 29/30 places, 289/301 transitions.
Applied a total of 0 rules in 6 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 476 ms. Remains : 29/30 places, 289/301 transitions.
RANDOM walk for 40000 steps (2837 resets) in 178 ms. (223 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (225 resets) in 46 ms. (851 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (212 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 819916 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :0 out of 2
Probabilistic random walk after 819916 steps, saw 190767 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) 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-10958723174541004415.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9035492039883812209.kers'
[2026-05-25 00:42:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10958723174541004415.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9035492039883812209.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 289 rows 29 cols 576 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-25 00:42:12] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-9035492039883812209.kers
Total runtime 3 ms.
[2026-05-25 00:42:12] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 168/317 variables, 22/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 1/318 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 318/318 variables, and 70 constraints, problems are : Problem set: 0 solved, 2 unsolved in 167 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 143/149 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/149 variables, 41/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/149 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 168/317 variables, 22/69 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/317 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/317 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/318 variables, and 72 constraints, problems are : Problem set: 0 solved, 2 unsolved in 30171 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30357ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 289/289 transitions.
Applied a total of 0 rules in 8 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 29/29 places, 289/289 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 289/289 transitions.
Applied a total of 0 rules in 4 ms. Remains 29 /29 variables (removed 0) and now considering 289/289 (removed 0) transitions.
[2026-05-25 00:42:42] [INFO ] Invariant cache hit.
[2026-05-25 00:42:42] [INFO ] Implicit Places using invariants in 36 ms returned []
[2026-05-25 00:42:42] [INFO ] Invariant cache hit.
[2026-05-25 00:42:42] [INFO ] State equation strengthened by 41 read => feed constraints.
[2026-05-25 00:42:43] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 422 ms to find 0 implicit places.
[2026-05-25 00:42:43] [INFO ] Redundant transitions in 4 ms returned []
Running 265 sub problems to find dead transitions.
[2026-05-25 00:42:43] [INFO ] Invariant cache hit.
[2026-05-25 00:42:43] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 41/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 4 (OVERLAPS) 3/318 variables, 3/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 6 (OVERLAPS) 0/318 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 265 unsolved
No progress, stopping.
After SMT solving in domain Real declared 318/318 variables, and 70 constraints, problems are : Problem set: 0 solved, 265 unsolved in 10513 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 265/265 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 265 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 1 (OVERLAPS) 289/315 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/315 variables, 41/67 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/315 variables, 265/332 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 265 unsolved
At refinement iteration 5 (OVERLAPS) 3/318 variables, 3/335 constraints. Problems are: Problem set: 0 solved, 265 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/318 variables, and 335 constraints, problems are : Problem set: 0 solved, 265 unsolved in 30029 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 265/265 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40606ms problems are : Problem set: 0 solved, 265 unsolved
Search for dead transitions found 0 dead transitions in 40608ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41050 ms. Remains : 29/29 places, 289/289 transitions.
Knowledge based reduction with 9 factoid took 253 ms. Reduced automaton from 2 states, 4 edges and 3 AP (stutter insensitive) to 2 states, 4 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Knowledge-based reduction took 128732 ms.
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 167 ms.
Product exploration explored 100000 steps with 0 reset in 165 ms.
Built C files in :
/tmp/ltsmin17261167206944787181
[2026-05-25 00:43:24] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2026-05-25 00:43:24] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:43:24] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2026-05-25 00:43:24] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:43:24] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2026-05-25 00:43:24] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:43:24] [INFO ] Built C files in 143ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17261167206944787181
Running compilation step : cd /tmp/ltsmin17261167206944787181;'/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'
Compilation finished in 941 ms.
Running link step : cd /tmp/ltsmin17261167206944787181;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin17261167206944787181;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased5305979289028615481.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 4 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:43:39] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7869310160752119159.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9672767241040148161.kers'
[2026-05-25 00:43:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7869310160752119159.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9672767241040148161.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:43:39] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9672767241040148161.kers
Total runtime 1 ms.
[2026-05-25 00:43:39] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20030 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40096ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40097ms
[2026-05-25 00:44:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:44:19] [INFO ] Invariant cache hit.
[2026-05-25 00:44:19] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:44:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:44:19] [INFO ] Invariant cache hit.
[2026-05-25 00:44:19] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:44:20] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 539 ms to find 0 implicit places.
[2026-05-25 00:44:20] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40655 ms. Remains : 33/33 places, 312/312 transitions.
Built C files in :
/tmp/ltsmin7041990321008130965
[2026-05-25 00:44:20] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2026-05-25 00:44:20] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:44:20] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2026-05-25 00:44:20] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:44:20] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2026-05-25 00:44:20] [INFO ] Computation of Completed DNA matrix. took 7 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:44:20] [INFO ] Built C files in 36ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7041990321008130965
Running compilation step : cd /tmp/ltsmin7041990321008130965;'/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'
Compilation finished in 606 ms.
Running link step : cd /tmp/ltsmin7041990321008130965;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 33 ms.
Running LTSmin : cd /tmp/ltsmin7041990321008130965;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13782717666726290710.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:44:35] [INFO ] Flatten gal took : 13 ms
[2026-05-25 00:44:35] [INFO ] Flatten gal took : 20 ms
[2026-05-25 00:44:35] [INFO ] Time to serialize gal into /tmp/LTL6860782323145471996.gal : 4 ms
[2026-05-25 00:44:35] [INFO ] Time to serialize properties into /tmp/LTL6026300885966339247.prop : 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/LTL6860782323145471996.gal' '-t' 'CGAL' '-hoa' '/tmp/aut7371425041496243577.hoa' '-atoms' '/tmp/LTL6026300885966339247.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...317
Loading property file /tmp/LTL6026300885966339247.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut7371425041496243577.hoa
Detected timeout of ITS tools.
[2026-05-25 00:44:50] [INFO ] Flatten gal took : 10 ms
[2026-05-25 00:44:50] [INFO ] Flatten gal took : 10 ms
[2026-05-25 00:44:50] [INFO ] Time to serialize gal into /tmp/LTL5882397460667057760.gal : 3 ms
[2026-05-25 00:44:50] [INFO ] Time to serialize properties into /tmp/LTL3145539539160497797.ltl : 3 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/LTL5882397460667057760.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3145539539160497797.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 : !((G(F(("((A25<1)||(A27<2))")||((!("((A1>=2)&&(A3>=1))"))U(("((!(((A1>=2)&&(A3>=1))||((A2>=2)&&(A22>=1))))&&(!((A1>=2)&&(A3>=1))))")||...189
Formula 0 simplified : FG(!"((A25<1)||(A27<2))" & ("((A1>=2)&&(A3>=1))" M !"((!(((A1>=2)&&(A3>=1))||((A2>=2)&&(A22>=1))))&&(!((A1>=2)&&(A3>=1))))"))
Detected timeout of ITS tools.
[2026-05-25 00:45:05] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:45:05] [INFO ] Applying decomposition
[2026-05-25 00:45:05] [INFO ] Flatten gal took : 8 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/graph8724621378835473823.txt' '-o' '/tmp/graph8724621378835473823.bin' '-w' '/tmp/graph8724621378835473823.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph8724621378835473823.bin' '-l' '-1' '-v' '-w' '/tmp/graph8724621378835473823.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:45:05] [INFO ] Decomposing Gal with order
[2026-05-25 00:45:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:45:05] [INFO ] Removed a total of 544 redundant transitions.
[2026-05-25 00:45:05] [INFO ] Flatten gal took : 66 ms
[2026-05-25 00:45:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 3 ms.
[2026-05-25 00:45:05] [INFO ] Time to serialize gal into /tmp/LTL14889868570588633769.gal : 3 ms
[2026-05-25 00:45:05] [INFO ] Time to serialize properties into /tmp/LTL3681039023654000581.ltl : 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/LTL14889868570588633769.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3681039023654000581.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...255
Read 1 LTL properties
Checking formula 0 : !((G(F(("((u24.A25<1)||(u26.A27<2))")||((!("((u0.A1>=2)&&(u2.A3>=1))"))U(("((!(((u0.A1>=2)&&(u2.A3>=1))||((u1.A2>=2)&&(u21.A22>=1))))&...228
Formula 0 simplified : FG(!"((u24.A25<1)||(u26.A27<2))" & ("((u0.A1>=2)&&(u2.A3>=1))" M !"((!(((u0.A1>=2)&&(u2.A3>=1))||((u1.A2>=2)&&(u21.A22>=1))))&&(!((u...181
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
Detected timeout of ITS tools.
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-02 finished in 416014 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 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:45:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:20] [INFO ] Invariant cache hit.
[2026-05-25 00:45:20] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 00:45:20] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:20] [INFO ] Invariant cache hit.
[2026-05-25 00:45:20] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:45:21] [INFO ] Implicit Places using invariants and state equation in 420 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
[2026-05-25 00:45:21] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 481 ms. Remains : 33/33 places, 312/312 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 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-03
Stuttering criterion allowed to conclude after 17 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-03 finished in 602 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(((!p1&&X(!p2)) U (G((!p1&&X(!p2)))||(X(!p2)&&F(p4)&&p3))))))'
Support contains 8 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:45:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:21] [INFO ] Invariant cache hit.
[2026-05-25 00:45:21] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:45:21] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:21] [INFO ] Invariant cache hit.
[2026-05-25 00:45:21] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:45:21] [INFO ] Implicit Places using invariants and state equation in 327 ms returned []
Implicit Place search using SMT with State Equation took 367 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 371 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(((!p1&&X(!p2)) U (G((!p1&&X(!p2)))||(X(!p2)&&F(p4)&&p3))))))'
Stuttering acceptance computed with spot in 390 ms :[(OR (NOT p0) p2 (AND p1 (NOT p3)) (AND p1 (NOT p4))), (NOT p0), (OR p2 (AND p1 (NOT p3)) (AND p1 (NOT p4))), true, p2, (NOT p4), (OR (AND p2 (NOT p4)) (AND p1 (NOT p4))), (AND (NOT p4) (NOT p1) p2)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-04
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-04 finished in 818 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((G(!p0)||G((X(!p0)&&F(p1)))||(X(!p0)&&F(p1)&&G(!p2))||(G(!p2)&&X(G(!p0)))))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 10 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:45:22] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:22] [INFO ] Invariant cache hit.
[2026-05-25 00:45:22] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:45:22] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:22] [INFO ] Invariant cache hit.
[2026-05-25 00:45:22] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:45:22] [INFO ] Implicit Places using invariants and state equation in 400 ms returned []
Implicit Place search using SMT with State Equation took 437 ms to find 0 implicit places.
[2026-05-25 00:45:22] [INFO ] Redundant transitions in 4 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 461 ms. Remains : 33/33 places, 312/312 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((G(p0)||G((X(p0)&&F(p1)))||(X(p0)&&F(p1)&&G(p2))||(G(p2)&&X(G(p0)))))))'
Stuttering acceptance computed with spot in 206 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-06
Product exploration explored 100000 steps with 63 reset in 106 ms.
Product exploration explored 100000 steps with 9 reset in 105 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 11 factoid took 647 ms. Reduced automaton from 5 states, 19 edges and 3 AP (stutter insensitive) to 5 states, 19 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (3102 resets) in 169 ms. (235 steps per ms) remains 1/9 properties
BEST_FIRST walk for 40003 steps (201 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
[2026-05-25 00:45:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:45:23] [INFO ] Invariant cache hit.
[2026-05-25 00:45:23] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 179/261 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 28/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 78/339 variables, 12/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/339 variables, 20/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/339 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/343 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 143 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 179/261 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 28/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 78/339 variables, 12/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/339 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/339 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1222 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1370ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 29 transition count 300
Applied a total of 12 rules in 17 ms. Remains 29 /33 variables (removed 4) and now considering 300/312 (removed 12) transitions.
Running 276 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4707124761632412504.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6984773681335348161.kers'
[2026-05-25 00:45:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4707124761632412504.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6984773681335348161.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 300 rows 29 cols 600 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-25 00:45:25] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6984773681335348161.kers
Total runtime 2 ms.
[2026-05-25 00:45:25] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 22/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 2/329 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 51 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10130 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 22/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 276/325 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/327 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (OVERLAPS) 2/329 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 327 constraints, problems are : Problem set: 0 solved, 276 unsolved in 20032 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30213ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 30214ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30232 ms. Remains : 29/33 places, 300/312 transitions.
RANDOM walk for 40000 steps (4064 resets) in 226 ms. (176 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (290 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1567489 steps, run timeout after 3001 ms. (steps per millisecond=522 ) properties seen :0 out of 1
Probabilistic random walk after 1567489 steps, saw 342790 distinct states, run finished after 3001 ms. (steps per millisecond=522 ) properties seen :0
[2026-05-25 00:45:58] [INFO ] Invariant cache hit.
[2026-05-25 00:45:58] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 175/257 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 72/329 variables, 10/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 51 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 175/257 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9100 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9224ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 8 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 29/29 places, 300/300 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 14 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2026-05-25 00:46:07] [INFO ] Invariant cache hit.
[2026-05-25 00:46:07] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:46:07] [INFO ] Invariant cache hit.
[2026-05-25 00:46:07] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-25 00:46:08] [INFO ] Implicit Places using invariants and state equation in 377 ms returned [9, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Implicit Place search using SMT with State Equation took 443 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/29 places, 276/300 transitions.
Applied a total of 0 rules in 2 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 460 ms. Remains : 27/29 places, 276/300 transitions.
RANDOM walk for 40000 steps (2017 resets) in 143 ms. (277 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (241 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1638734 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1638734 steps, saw 384031 distinct states, run finished after 3002 ms. (steps per millisecond=545 ) 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-10713357535723074063.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6735717043627960883.kers'
[2026-05-25 00:46:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10713357535723074063.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6735717043627960883.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 276 rows 27 cols 548 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:46:11] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6735717043627960883.kers
Total runtime 3 ms.
[2026-05-25 00:46:11] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 149/231 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 72/303 variables, 10/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 49 constraints, problems are : Problem set: 0 solved, 1 unsolved in 117 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 149/231 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 50 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15091 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15229ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 276/276 transitions.
Applied a total of 0 rules in 8 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 27/27 places, 276/276 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 276/276 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
[2026-05-25 00:46:26] [INFO ] Invariant cache hit.
[2026-05-25 00:46:26] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:46:26] [INFO ] Invariant cache hit.
[2026-05-25 00:46:26] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-25 00:46:27] [INFO ] Implicit Places using invariants and state equation in 599 ms returned []
Implicit Place search using SMT with State Equation took 636 ms to find 0 implicit places.
[2026-05-25 00:46:27] [INFO ] Redundant transitions in 3 ms returned []
Running 254 sub problems to find dead transitions.
[2026-05-25 00:46:27] [INFO ] Invariant cache hit.
[2026-05-25 00:46:27] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 22/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (OVERLAPS) 2/303 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 49 constraints, problems are : Problem set: 0 solved, 254 unsolved in 8729 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 254 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 22/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 254/301 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (OVERLAPS) 2/303 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 254 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 303 constraints, problems are : Problem set: 0 solved, 254 unsolved in 30022 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38799ms problems are : Problem set: 0 solved, 254 unsolved
Search for dead transitions found 0 dead transitions in 38800ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39457 ms. Remains : 27/27 places, 276/276 transitions.
Knowledge based reduction with 11 factoid took 907 ms. Reduced automaton from 5 states, 19 edges and 3 AP (stutter insensitive) to 5 states, 19 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 228 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 103987 ms.
Stuttering acceptance computed with spot in 217 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 10 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:47:07] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1509366770003186157.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8851870312081784261.kers'
[2026-05-25 00:47:07] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1509366770003186157.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8851870312081784261.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:47:07] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8851870312081784261.kers
Total runtime 1 ms.
[2026-05-25 00:47:07] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20021 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40103ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40104ms
[2026-05-25 00:47:47] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:47:47] [INFO ] Invariant cache hit.
[2026-05-25 00:47:47] [INFO ] Implicit Places using invariants in 33 ms returned []
[2026-05-25 00:47:47] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:47:47] [INFO ] Invariant cache hit.
[2026-05-25 00:47:47] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:47:47] [INFO ] Implicit Places using invariants and state equation in 402 ms returned []
Implicit Place search using SMT with State Equation took 462 ms to find 0 implicit places.
[2026-05-25 00:47:47] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40589 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 3/3 atomic propositions.
Knowledge based reduction with 11 factoid took 546 ms. Reduced automaton from 5 states, 19 edges and 3 AP (stutter insensitive) to 5 states, 19 edges and 3 AP (stutter insensitive).
RANDOM walk for 40000 steps (3066 resets) in 234 ms. (170 steps per ms) remains 1/9 properties
BEST_FIRST walk for 40004 steps (201 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
[2026-05-25 00:47:48] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:47:48] [INFO ] Invariant cache hit.
[2026-05-25 00:47:48] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 179/261 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 28/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 78/339 variables, 12/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/339 variables, 20/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/339 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 4/343 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 141 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 179/261 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/261 variables, 28/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/261 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/261 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 78/339 variables, 12/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/339 variables, 20/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/339 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 343/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1202 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1356ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 4 places and 4 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 12 place count 29 transition count 300
Applied a total of 12 rules in 12 ms. Remains 29 /33 variables (removed 4) and now considering 300/312 (removed 12) transitions.
Running 276 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3582054374754327881.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11802805471554715288.kers'
[2026-05-25 00:47:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3582054374754327881.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11802805471554715288.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 300 rows 29 cols 600 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-25 00:47:49] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11802805471554715288.kers
Total runtime 1 ms.
[2026-05-25 00:47:49] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 22/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (OVERLAPS) 2/329 variables, 2/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 6 (OVERLAPS) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 276 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 51 constraints, problems are : Problem set: 0 solved, 276 unsolved in 10153 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 276 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 1 (OVERLAPS) 300/327 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/327 variables, 22/49 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/327 variables, 276/325 constraints. Problems are: Problem set: 0 solved, 276 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/327 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 276 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 327 constraints, problems are : Problem set: 0 solved, 276 unsolved in 20024 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 276/276 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30252ms problems are : Problem set: 0 solved, 276 unsolved
Search for dead transitions found 0 dead transitions in 30253ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30266 ms. Remains : 29/33 places, 300/312 transitions.
RANDOM walk for 40000 steps (4125 resets) in 197 ms. (202 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (305 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1582425 steps, run timeout after 3001 ms. (steps per millisecond=527 ) properties seen :0 out of 1
Probabilistic random walk after 1582425 steps, saw 346788 distinct states, run finished after 3001 ms. (steps per millisecond=527 ) properties seen :0
[2026-05-25 00:48:23] [INFO ] Invariant cache hit.
[2026-05-25 00:48:23] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 175/257 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 72/329 variables, 10/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/329 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 329/329 variables, and 51 constraints, problems are : Problem set: 0 solved, 1 unsolved in 115 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 175/257 variables, 15/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 1/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 52 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9079 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9199ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 7 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 29/29 places, 300/300 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 300/300 transitions.
Applied a total of 0 rules in 2 ms. Remains 29 /29 variables (removed 0) and now considering 300/300 (removed 0) transitions.
[2026-05-25 00:48:32] [INFO ] Invariant cache hit.
[2026-05-25 00:48:32] [INFO ] Implicit Places using invariants in 49 ms returned []
[2026-05-25 00:48:32] [INFO ] Invariant cache hit.
[2026-05-25 00:48:32] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-25 00:48:32] [INFO ] Implicit Places using invariants and state equation in 417 ms returned [9, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Implicit Place search using SMT with State Equation took 469 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/29 places, 276/300 transitions.
Applied a total of 0 rules in 6 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 477 ms. Remains : 27/29 places, 276/300 transitions.
RANDOM walk for 40000 steps (2014 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (246 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1659572 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :0 out of 1
Probabilistic random walk after 1659572 steps, saw 390094 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) 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-8351230421262910996.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-228839250254663680.kers'
[2026-05-25 00:48:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8351230421262910996.kers, --Pflows, --basisKERS=/tmp/petrispot-output-228839250254663680.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 276 rows 27 cols 548 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-25 00:48:36] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-228839250254663680.kers
Total runtime 3 ms.
[2026-05-25 00:48:36] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 149/231 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 72/303 variables, 10/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 49 constraints, problems are : Problem set: 0 solved, 1 unsolved in 97 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 78/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 22/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 149/231 variables, 13/39 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/231 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/231 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 50 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15086 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15201ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 276/276 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 27/27 places, 276/276 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 276/276 transitions.
Applied a total of 0 rules in 4 ms. Remains 27 /27 variables (removed 0) and now considering 276/276 (removed 0) transitions.
[2026-05-25 00:48:51] [INFO ] Invariant cache hit.
[2026-05-25 00:48:51] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-25 00:48:51] [INFO ] Invariant cache hit.
[2026-05-25 00:48:51] [INFO ] State equation strengthened by 22 read => feed constraints.
[2026-05-25 00:48:51] [INFO ] Implicit Places using invariants and state equation in 665 ms returned []
Implicit Place search using SMT with State Equation took 731 ms to find 0 implicit places.
[2026-05-25 00:48:51] [INFO ] Redundant transitions in 1 ms returned []
Running 254 sub problems to find dead transitions.
[2026-05-25 00:48:51] [INFO ] Invariant cache hit.
[2026-05-25 00:48:51] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 22/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (OVERLAPS) 2/303 variables, 2/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 254 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 49 constraints, problems are : Problem set: 0 solved, 254 unsolved in 8919 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 254 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 1 (OVERLAPS) 276/301 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/301 variables, 22/47 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/301 variables, 254/301 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 254 unsolved
At refinement iteration 5 (OVERLAPS) 2/303 variables, 2/303 constraints. Problems are: Problem set: 0 solved, 254 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 303 constraints, problems are : Problem set: 0 solved, 254 unsolved in 30019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 22/22 constraints, PredecessorRefiner: 254/254 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38978ms problems are : Problem set: 0 solved, 254 unsolved
Search for dead transitions found 0 dead transitions in 38979ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39731 ms. Remains : 27/27 places, 276/276 transitions.
Knowledge based reduction with 11 factoid took 761 ms. Reduced automaton from 5 states, 19 edges and 3 AP (stutter insensitive) to 5 states, 19 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 103992 ms.
Stuttering acceptance computed with spot in 151 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 83 reset in 122 ms.
Product exploration explored 100000 steps with 27 reset in 82 ms.
Built C files in :
/tmp/ltsmin2515699976553422967
[2026-05-25 00:49:32] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2026-05-25 00:49:32] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:49:32] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2026-05-25 00:49:32] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:49:32] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2026-05-25 00:49:32] [INFO ] Computation of Completed DNA matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:49:32] [INFO ] Built C files in 42ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2515699976553422967
Running compilation step : cd /tmp/ltsmin2515699976553422967;'/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'
Compilation finished in 637 ms.
Running link step : cd /tmp/ltsmin2515699976553422967;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin2515699976553422967;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased15632849314976777009.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:49:47] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9217577526364966348.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8462923351324459017.kers'
[2026-05-25 00:49:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9217577526364966348.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8462923351324459017.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:49:47] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8462923351324459017.kers
Total runtime 1 ms.
[2026-05-25 00:49:47] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20018 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20014 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40105ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40106ms
[2026-05-25 00:50:27] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:50:27] [INFO ] Invariant cache hit.
[2026-05-25 00:50:27] [INFO ] Implicit Places using invariants in 46 ms returned []
[2026-05-25 00:50:27] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:50:27] [INFO ] Invariant cache hit.
[2026-05-25 00:50:27] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:50:28] [INFO ] Implicit Places using invariants and state equation in 405 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
[2026-05-25 00:50:28] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 40578 ms. Remains : 33/33 places, 312/312 transitions.
Built C files in :
/tmp/ltsmin3185059904075210064
[2026-05-25 00:50:28] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2026-05-25 00:50:28] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:50:28] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2026-05-25 00:50:28] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:50:28] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2026-05-25 00:50:28] [INFO ] Computation of Completed DNA matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:50:28] [INFO ] Built C files in 47ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3185059904075210064
Running compilation step : cd /tmp/ltsmin3185059904075210064;'/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'
Compilation finished in 656 ms.
Running link step : cd /tmp/ltsmin3185059904075210064;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin3185059904075210064;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13185283466084932894.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-25 00:50:43] [INFO ] Flatten gal took : 9 ms
[2026-05-25 00:50:43] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:50:43] [INFO ] Time to serialize gal into /tmp/LTL9348269211083130052.gal : 2 ms
[2026-05-25 00:50:43] [INFO ] Time to serialize properties into /tmp/LTL4718196303523665199.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/LTL9348269211083130052.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10686538559263715529.hoa' '-atoms' '/tmp/LTL4718196303523665199.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/LTL4718196303523665199.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10686538559263715529.hoa
Detected timeout of ITS tools.
[2026-05-25 00:50:58] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:50:58] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:50:58] [INFO ] Time to serialize gal into /tmp/LTL11102845724562458103.gal : 1 ms
[2026-05-25 00:50:58] [INFO ] Time to serialize properties into /tmp/LTL10276510303749301121.ltl : 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/LTL11102845724562458103.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10276510303749301121.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...277
Read 1 LTL properties
Checking formula 0 : !((G(F(((G("((A4<2)||(A7<1))"))||(G((X("((A4<2)||(A7<1))"))&&(F("((A6>=1)&&(A27>=2))")))))||((((X("((A4<2)||(A7<1))"))&&(F("((A6>=1)&&...256
Formula 0 simplified : G(F!"((A4<2)||(A7<1))" & F(X!"((A4<2)||(A7<1))" | G!"((A6>=1)&&(A27>=2))") & (F!"((A3<1)||(A26<2))" | XF!"((A4<2)||(A7<1))") & F(G!"...227
Detected timeout of ITS tools.
[2026-05-25 00:51:13] [INFO ] Flatten gal took : 8 ms
[2026-05-25 00:51:13] [INFO ] Applying decomposition
[2026-05-25 00:51:13] [INFO ] Flatten gal took : 16 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2749677127804568339.txt' '-o' '/tmp/graph2749677127804568339.bin' '-w' '/tmp/graph2749677127804568339.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2749677127804568339.bin' '-l' '-1' '-v' '-w' '/tmp/graph2749677127804568339.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:51:13] [INFO ] Decomposing Gal with order
[2026-05-25 00:51:13] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:51:13] [INFO ] Removed a total of 544 redundant transitions.
[2026-05-25 00:51:13] [INFO ] Flatten gal took : 15 ms
[2026-05-25 00:51:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-25 00:51:13] [INFO ] Time to serialize gal into /tmp/LTL9391606191363947250.gal : 1 ms
[2026-05-25 00:51:13] [INFO ] Time to serialize properties into /tmp/LTL16538346453242800871.ltl : 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/LTL9391606191363947250.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16538346453242800871.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...255
Read 1 LTL properties
Checking formula 0 : !((G(F(((G("((u3.A4<2)||(u6.A7<1))"))||(G((X("((u3.A4<2)||(u6.A7<1))"))&&(F("((u5.A6>=1)&&(u26.A27>=2))")))))||((((X("((u3.A4<2)||(u6....308
Formula 0 simplified : G(F!"((u3.A4<2)||(u6.A7<1))" & F(X!"((u3.A4<2)||(u6.A7<1))" | G!"((u5.A6>=1)&&(u26.A27>=2))") & (F!"((u2.A3<1)||(u25.A26<2))" | XF!"...279
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
Detected timeout of ITS tools.
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-06 finished in 366303 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 33 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:28] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:28] [INFO ] Invariant cache hit.
[2026-05-25 00:51:28] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:51:28] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:28] [INFO ] Invariant cache hit.
[2026-05-25 00:51:28] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:29] [INFO ] Implicit Places using invariants and state equation in 533 ms returned []
Implicit Place search using SMT with State Equation took 577 ms to find 0 implicit places.
[2026-05-25 00:51:29] [INFO ] Redundant transitions in 1 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 590 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-07
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-07 finished in 658 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)||X(X(F((p1&&F(!p0)))))))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:29] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:29] [INFO ] Invariant cache hit.
[2026-05-25 00:51:29] [INFO ] Implicit Places using invariants in 38 ms returned []
[2026-05-25 00:51:29] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:29] [INFO ] Invariant cache hit.
[2026-05-25 00:51:29] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:29] [INFO ] Implicit Places using invariants and state equation in 480 ms returned []
Implicit Place search using SMT with State Equation took 535 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 537 ms. Remains : 33/33 places, 312/312 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)||X(X(F((p1&&F(!p0)))))))))'
Stuttering acceptance computed with spot in 162 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-08
Product exploration explored 100000 steps with 20010 reset in 332 ms.
Product exploration explored 100000 steps with 20014 reset in 387 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 1753 steps (130 resets) in 21 ms. (79 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 132 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 188 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 443 ms.
Stuttering acceptance computed with spot in 154 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:31] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:31] [INFO ] Invariant cache hit.
[2026-05-25 00:51:31] [INFO ] Implicit Places using invariants in 32 ms returned []
[2026-05-25 00:51:31] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:31] [INFO ] Invariant cache hit.
[2026-05-25 00:51:31] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:31] [INFO ] Implicit Places using invariants and state equation in 556 ms returned []
Implicit Place search using SMT with State Equation took 612 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 615 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 3 factoid took 63 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
RANDOM walk for 659 steps (49 resets) in 16 ms. (38 steps per ms) remains 0/3 properties
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Knowledge-based reduction took 308 ms.
Stuttering acceptance computed with spot in 152 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 149 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 20016 reset in 325 ms.
Product exploration explored 100000 steps with 20012 reset in 332 ms.
Spot run failed in 92 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/ltsmin11399369218061424603
[2026-05-25 00:51:33] [INFO ] Built C files in 4ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11399369218061424603
Running compilation step : cd /tmp/ltsmin11399369218061424603;'/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'
Compilation finished in 442 ms.
Running link step : cd /tmp/ltsmin11399369218061424603;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin11399369218061424603;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased16810847329670547914.hoa' '--buchi-type=spotba'
LTSmin run took 1260 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-08 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-08 finished in 5823 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (p1||F(G(p2)))) U (p3||X(X(F(!p3))))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:34] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:34] [INFO ] Invariant cache hit.
[2026-05-25 00:51:34] [INFO ] Implicit Places using invariants in 40 ms returned []
[2026-05-25 00:51:34] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:34] [INFO ] Invariant cache hit.
[2026-05-25 00:51:35] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:35] [INFO ] Implicit Places using invariants and state equation in 361 ms returned []
Implicit Place search using SMT with State Equation took 404 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 405 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0 U (F(G(p1))||p2)) U (X(X(F(!p3)))||p3)))'
Stuttering acceptance computed with spot in 248 ms :[false, (AND p3 (NOT p1)), false, (AND (NOT p1) (NOT p2) p3), (AND p3 (NOT p1)), (AND (NOT p1) (NOT p2) p3)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-10
Product exploration explored 100000 steps with 33333 reset in 305 ms.
Product exploration explored 100000 steps with 33333 reset in 305 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 4/4 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 19 factoid took 23 ms. Proved property starting from automaton with 6 states, 13 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 31 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-10 finished in 1352 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0&&X((F(G(p1))&&F(p2)))))))'
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:36] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:36] [INFO ] Invariant cache hit.
[2026-05-25 00:51:36] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-25 00:51:36] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:36] [INFO ] Invariant cache hit.
[2026-05-25 00:51:36] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:36] [INFO ] Implicit Places using invariants and state equation in 399 ms returned []
Implicit Place search using SMT with State Equation took 433 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 436 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X((F(G(p0))&&F(p1)))&&p2))))'
Stuttering acceptance computed with spot in 294 ms :[(OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1) (NOT p0)), true, (OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-11
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-11 finished in 770 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)||F(p1))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:51:37] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:37] [INFO ] Invariant cache hit.
[2026-05-25 00:51:37] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 00:51:37] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:37] [INFO ] Invariant cache hit.
[2026-05-25 00:51:37] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:51:37] [INFO ] Implicit Places using invariants and state equation in 358 ms returned []
Implicit Place search using SMT with State Equation took 405 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 409 ms. Remains : 33/33 places, 312/312 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)||F(p1))))'
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-12
Product exploration explored 100000 steps with 47898 reset in 231 ms.
Product exploration explored 100000 steps with 47962 reset in 250 ms.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 6 factoid took 207 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (3085 resets) in 265 ms. (150 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (221 resets) in 84 ms. (470 steps per ms) remains 1/1 properties
[2026-05-25 00:51:38] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:51:38] [INFO ] Invariant cache hit.
[2026-05-25 00:51:38] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/333 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/333 variables, 53/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/343 variables, 5/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 120 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/333 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 333/344 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1081 ms.
Refiners :[State Equation: 28/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1207ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 28 transition count 299
Applied a total of 13 rules in 13 ms. Remains 28 /33 variables (removed 5) and now considering 299/312 (removed 13) transitions.
Running 275 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2309518982152135885.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12920351848596601401.kers'
[2026-05-25 00:51:39] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2309518982152135885.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12920351848596601401.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 299 rows 28 cols 598 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-25 00:51:39] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12920351848596601401.kers
Total runtime 3 ms.
[2026-05-25 00:51:39] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (OVERLAPS) 1/327 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 275 unsolved in 9365 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 275 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 275/319 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 320 constraints, problems are : Problem set: 0 solved, 275 unsolved in 20025 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29466ms problems are : Problem set: 0 solved, 275 unsolved
Search for dead transitions found 0 dead transitions in 29467ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29481 ms. Remains : 28/33 places, 299/312 transitions.
RANDOM walk for 40000 steps (4427 resets) in 262 ms. (152 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (352 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1486532 steps, run timeout after 3001 ms. (steps per millisecond=495 ) properties seen :0 out of 1
Probabilistic random walk after 1486532 steps, saw 325407 distinct states, run finished after 3001 ms. (steps per millisecond=495 ) properties seen :0
[2026-05-25 00:52:12] [INFO ] Invariant cache hit.
[2026-05-25 00:52:12] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 199/327 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 1 unsolved in 109 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9070 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9204ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 8 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 28/28 places, 299/299 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
[2026-05-25 00:52:21] [INFO ] Invariant cache hit.
[2026-05-25 00:52:21] [INFO ] Implicit Places using invariants in 37 ms returned []
[2026-05-25 00:52:21] [INFO ] Invariant cache hit.
[2026-05-25 00:52:21] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-25 00:52:21] [INFO ] Implicit Places using invariants and state equation in 446 ms returned [9, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 22 transitions.
Implicit Place search using SMT with State Equation took 512 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 26/28 places, 277/299 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 516 ms. Remains : 26/28 places, 277/299 transitions.
RANDOM walk for 40000 steps (2359 resets) in 212 ms. (187 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (278 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1619841 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1619841 steps, saw 363597 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) 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-16252541209281589133.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-850249348253331357.kers'
[2026-05-25 00:52:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16252541209281589133.kers, --Pflows, --basisKERS=/tmp/petrispot-output-850249348253331357.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 26 cols 548 entries
Finished phase 1 with 26 SingleSign rule and 0 generalized
[2026-05-25 00:52:25] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-850249348253331357.kers
Total runtime 1 ms.
[2026-05-25 00:52:25] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 121/127 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 176/303 variables, 20/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 1 unsolved in 103 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 121/127 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15075 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15204ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 277/277 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 26/26 places, 277/277 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 277/277 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
[2026-05-25 00:52:40] [INFO ] Invariant cache hit.
[2026-05-25 00:52:40] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 00:52:40] [INFO ] Invariant cache hit.
[2026-05-25 00:52:40] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-25 00:52:40] [INFO ] Implicit Places using invariants and state equation in 445 ms returned []
Implicit Place search using SMT with State Equation took 509 ms to find 0 implicit places.
[2026-05-25 00:52:40] [INFO ] Redundant transitions in 1 ms returned []
Running 255 sub problems to find dead transitions.
[2026-05-25 00:52:40] [INFO ] Invariant cache hit.
[2026-05-25 00:52:40] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 277/302 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 4 (OVERLAPS) 1/303 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 255 unsolved in 8264 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 255 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 277/302 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 255/297 constraints. Problems are: Problem set: 0 solved, 255 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/303 variables, and 297 constraints, problems are : Problem set: 0 solved, 255 unsolved in 30016 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38348ms problems are : Problem set: 0 solved, 255 unsolved
Search for dead transitions found 0 dead transitions in 38348ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38865 ms. Remains : 26/26 places, 277/277 transitions.
Knowledge based reduction with 6 factoid took 186 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Knowledge-based reduction took 101300 ms.
Stuttering acceptance computed with spot in 84 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 3 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:53:19] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2299128141770513951.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6817134159869405115.kers'
[2026-05-25 00:53:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2299128141770513951.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6817134159869405115.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:53:19] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6817134159869405115.kers
Total runtime 2 ms.
[2026-05-25 00:53:19] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20014 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20024 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40128ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40129ms
[2026-05-25 00:53:59] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:53:59] [INFO ] Invariant cache hit.
[2026-05-25 00:53:59] [INFO ] Implicit Places using invariants in 27 ms returned []
[2026-05-25 00:53:59] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:53:59] [INFO ] Invariant cache hit.
[2026-05-25 00:53:59] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:54:00] [INFO ] Implicit Places using invariants and state equation in 368 ms returned []
Implicit Place search using SMT with State Equation took 416 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40549 ms. Remains : 33/33 places, 312/312 transitions.
Computed a total of 33 stabilizing places and 310 stable transitions
Computed a total of 33 stabilizing places and 310 stable transitions
Detected a total of 33/33 stabilizing places and 310/312 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge based reduction with 6 factoid took 137 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (3060 resets) in 220 ms. (180 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40003 steps (219 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
[2026-05-25 00:54:00] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:54:00] [INFO ] Invariant cache hit.
[2026-05-25 00:54:00] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/333 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/333 variables, 53/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 0/98 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 10/343 variables, 5/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/344 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 1 unsolved in 144 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 205/333 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 333/344 variables, and 98 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1084 ms.
Refiners :[State Equation: 28/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1244ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 33/33 places, 312/312 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 33 transition count 304
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 13 place count 28 transition count 299
Applied a total of 13 rules in 10 ms. Remains 28 /33 variables (removed 5) and now considering 299/312 (removed 13) transitions.
Running 275 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-576591285408900830.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13162760578066112359.kers'
[2026-05-25 00:54:01] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-576591285408900830.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13162760578066112359.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 299 rows 28 cols 598 entries
Finished phase 1 with 28 SingleSign rule and 0 generalized
[2026-05-25 00:54:01] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13162760578066112359.kers
Total runtime 1 ms.
[2026-05-25 00:54:01] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (OVERLAPS) 1/327 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 275 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 275 unsolved in 9535 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 275 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 1 (OVERLAPS) 299/326 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/326 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 275/319 constraints. Problems are: Problem set: 0 solved, 275 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 275 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 320 constraints, problems are : Problem set: 0 solved, 275 unsolved in 20017 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 275/275 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 29622ms problems are : Problem set: 0 solved, 275 unsolved
Search for dead transitions found 0 dead transitions in 29623ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29634 ms. Remains : 28/33 places, 299/312 transitions.
RANDOM walk for 40000 steps (4495 resets) in 227 ms. (175 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (358 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1476429 steps, run timeout after 3001 ms. (steps per millisecond=491 ) properties seen :0 out of 1
Probabilistic random walk after 1476429 steps, saw 323312 distinct states, run finished after 3001 ms. (steps per millisecond=491 ) properties seen :0
[2026-05-25 00:54:34] [INFO ] Invariant cache hit.
[2026-05-25 00:54:34] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 199/327 variables, 22/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/327 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 1 unsolved in 104 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 122/128 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/128 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/128 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 45 constraints, problems are : Problem set: 0 solved, 1 unsolved in 9059 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9192ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 28 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 4 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 28/28 places, 299/299 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 28/28 places, 299/299 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 299/299 (removed 0) transitions.
[2026-05-25 00:54:43] [INFO ] Invariant cache hit.
[2026-05-25 00:54:43] [INFO ] Implicit Places using invariants in 35 ms returned []
[2026-05-25 00:54:43] [INFO ] Invariant cache hit.
[2026-05-25 00:54:43] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-25 00:54:44] [INFO ] Implicit Places using invariants and state equation in 528 ms returned [9, 22]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 22 transitions.
Implicit Place search using SMT with State Equation took 596 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 26/28 places, 277/299 transitions.
Applied a total of 0 rules in 2 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 600 ms. Remains : 26/28 places, 277/299 transitions.
RANDOM walk for 40000 steps (2351 resets) in 240 ms. (165 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (288 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1630903 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1630903 steps, saw 366317 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) 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-6895361986842336494.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17824506702973623958.kers'
[2026-05-25 00:54:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6895361986842336494.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17824506702973623958.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 277 rows 26 cols 548 entries
Finished phase 1 with 26 SingleSign rule and 0 generalized
[2026-05-25 00:54:47] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17824506702973623958.kers
Total runtime 1 ms.
[2026-05-25 00:54:47] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 121/127 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 176/303 variables, 20/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 1 unsolved in 112 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 121/127 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/127 variables, 17/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/127 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15057 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 0/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 15192ms problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 26 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 277/277 transitions.
Applied a total of 0 rules in 6 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 26/26 places, 277/277 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 26/26 places, 277/277 transitions.
Applied a total of 0 rules in 3 ms. Remains 26 /26 variables (removed 0) and now considering 277/277 (removed 0) transitions.
[2026-05-25 00:55:02] [INFO ] Invariant cache hit.
[2026-05-25 00:55:02] [INFO ] Implicit Places using invariants in 28 ms returned []
[2026-05-25 00:55:02] [INFO ] Invariant cache hit.
[2026-05-25 00:55:02] [INFO ] State equation strengthened by 17 read => feed constraints.
[2026-05-25 00:55:02] [INFO ] Implicit Places using invariants and state equation in 447 ms returned []
Implicit Place search using SMT with State Equation took 506 ms to find 0 implicit places.
[2026-05-25 00:55:02] [INFO ] Redundant transitions in 1 ms returned []
Running 255 sub problems to find dead transitions.
[2026-05-25 00:55:02] [INFO ] Invariant cache hit.
[2026-05-25 00:55:02] [INFO ] State equation strengthened by 17 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 277/302 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 4 (OVERLAPS) 1/303 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 6 (OVERLAPS) 0/303 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 255 unsolved
No progress, stopping.
After SMT solving in domain Real declared 303/303 variables, and 43 constraints, problems are : Problem set: 0 solved, 255 unsolved in 8368 ms.
Refiners :[State Equation: 26/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 255 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 1 (OVERLAPS) 277/302 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/302 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 255 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/302 variables, 255/297 constraints. Problems are: Problem set: 0 solved, 255 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 302/303 variables, and 297 constraints, problems are : Problem set: 0 solved, 255 unsolved in 30019 ms.
Refiners :[State Equation: 25/26 constraints, ReadFeed: 17/17 constraints, PredecessorRefiner: 255/255 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 38451ms problems are : Problem set: 0 solved, 255 unsolved
Search for dead transitions found 0 dead transitions in 38452ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38975 ms. Remains : 26/26 places, 277/277 transitions.
Knowledge based reduction with 6 factoid took 185 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 3 states, 4 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 84 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Knowledge-based reduction took 101572 ms.
Stuttering acceptance computed with spot in 83 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 98 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 47841 reset in 276 ms.
Product exploration explored 100000 steps with 47963 reset in 269 ms.
Spot run failed in 48 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/ltsmin818733413955640203
[2026-05-25 00:55:42] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin818733413955640203
Running compilation step : cd /tmp/ltsmin818733413955640203;'/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'
Compilation finished in 455 ms.
Running link step : cd /tmp/ltsmin818733413955640203;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 26 ms.
Running LTSmin : cd /tmp/ltsmin818733413955640203;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased7307864047268755502.hoa' '--buchi-type=spotba'
LTSmin run took 133 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-12 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-12 finished in 245985 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))&&(G(p1)||X(G(p2)))))'
Support contains 4 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Running 282 sub problems to find dead transitions.
[2026-05-25 00:55:43] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9213628813367770585.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3144706161497355435.kers'
[2026-05-25 00:55:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9213628813367770585.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3144706161497355435.kers]
Normalized transition count is 310 out of 311 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 310 rows 33 cols 614 entries
Finished phase 1 with 33 SingleSign rule and 0 generalized
[2026-05-25 00:55:43] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3144706161497355435.kers
Total runtime 1 ms.
[2026-05-25 00:55:43] [INFO ] State equation strengthened by 71 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 4 (OVERLAPS) 12/343 variables, 6/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/343 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 6 (OVERLAPS) 1/344 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 344/344 variables, and 104 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20031 ms.
Refiners :[State Equation: 33/33 constraints, ReadFeed: 71/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 282 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/27 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 1 (OVERLAPS) 304/331 variables, 27/27 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/331 variables, 70/97 constraints. Problems are: Problem set: 0 solved, 282 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/331 variables, 282/379 constraints. Problems are: Problem set: 0 solved, 282 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 331/344 variables, and 379 constraints, problems are : Problem set: 0 solved, 282 unsolved in 20024 ms.
Refiners :[State Equation: 27/33 constraints, ReadFeed: 70/71 constraints, PredecessorRefiner: 282/282 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40130ms problems are : Problem set: 0 solved, 282 unsolved
Search for dead transitions found 0 dead transitions in 40131ms
[2026-05-25 00:56:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:23] [INFO ] Invariant cache hit.
[2026-05-25 00:56:23] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-25 00:56:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:23] [INFO ] Invariant cache hit.
[2026-05-25 00:56:23] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:56:23] [INFO ] Implicit Places using invariants and state equation in 421 ms returned []
Implicit Place search using SMT with State Equation took 469 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 40602 ms. Remains : 33/33 places, 312/312 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))&&(G(p1)||X(G(p2)))))'
Stuttering acceptance computed with spot in 207 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p2) (NOT p0)), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-13 finished in 40853 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0)&&(!p1 U (p2||G(!p1)))))))'
Support contains 5 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 2 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:56:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:23] [INFO ] Invariant cache hit.
[2026-05-25 00:56:23] [INFO ] Implicit Places using invariants in 41 ms returned []
[2026-05-25 00:56:23] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:23] [INFO ] Invariant cache hit.
[2026-05-25 00:56:24] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:56:24] [INFO ] Implicit Places using invariants and state equation in 324 ms returned []
Implicit Place search using SMT with State Equation took 366 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 368 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0)&&(!p1 U (p2||G(!p1)))))))'
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), (OR (NOT p0) (AND p1 (NOT p2))), true, (NOT p0), (AND (NOT p2) p1)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-14
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-14 finished in 625 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&(G(F(p0)) U (p2 U X(p1)))))'
Support contains 6 out of 33 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 33/33 places, 312/312 transitions.
Applied a total of 0 rules in 1 ms. Remains 33 /33 variables (removed 0) and now considering 312/312 (removed 0) transitions.
Skipped dead transition search.
[2026-05-25 00:56:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:24] [INFO ] Invariant cache hit.
[2026-05-25 00:56:24] [INFO ] Implicit Places using invariants in 34 ms returned []
[2026-05-25 00:56:24] [INFO ] Flow matrix only has 311 transitions (discarded 1 similar events)
[2026-05-25 00:56:24] [INFO ] Invariant cache hit.
[2026-05-25 00:56:24] [INFO ] State equation strengthened by 71 read => feed constraints.
[2026-05-25 00:56:24] [INFO ] Implicit Places using invariants and state equation in 381 ms returned []
Implicit Place search using SMT with State Equation took 417 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 419 ms. Remains : 33/33 places, 312/312 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1)&&(G(F(p0)) U (p2 U X(p1)))))'
Stuttering acceptance computed with spot in 266 ms :[(NOT p1), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : DNAwalker-PT-14ringLRLarge-LTLFireability-15
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 1 ms.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property DNAwalker-PT-14ringLRLarge-LTLFireability-15 finished in 735 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(((!p1 U (p2||G(!p1)))||p0))))'
Spot run failed in 51 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
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((G(!p0)||G((X(!p0)&&F(p1)))||(X(!p0)&&F(p1)&&G(!p2))||(G(!p2)&&X(G(!p0)))))))'
Spot run failed in 39 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/senseclsl.py", line 2, in
import spot, sys
ModuleNotFoundError: No module named 'spot'
Warning : SL/CL computation failed.
[2026-05-25 00:56:25] [INFO ] Flatten gal took : 12 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin9811435739072801214
[2026-05-25 00:56:25] [INFO ] Applying decomposition
[2026-05-25 00:56:25] [INFO ] Computing symmetric may disable matrix : 312 transitions.
[2026-05-25 00:56:25] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:56:25] [INFO ] Flatten gal took : 6 ms
[2026-05-25 00:56:25] [INFO ] Computing symmetric may enable matrix : 312 transitions.
[2026-05-25 00:56:25] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
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/graph4822299682966256865.txt' '-o' '/tmp/graph4822299682966256865.bin' '-w' '/tmp/graph4822299682966256865.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph4822299682966256865.bin' '-l' '-1' '-v' '-w' '/tmp/graph4822299682966256865.weights' '-q' '0' '-e' '0.001'
[2026-05-25 00:56:25] [INFO ] Decomposing Gal with order
[2026-05-25 00:56:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 00:56:25] [INFO ] Computing Do-Not-Accords matrix : 312 transitions.
[2026-05-25 00:56:25] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-25 00:56:25] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9811435739072801214
Running compilation step : cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '360' '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'
[2026-05-25 00:56:25] [INFO ] Removed a total of 544 redundant transitions.
[2026-05-25 00:56:25] [INFO ] Flatten gal took : 14 ms
[2026-05-25 00:56:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2026-05-25 00:56:25] [INFO ] Time to serialize gal into /tmp/LTLFireability16289269145938499166.gal : 2 ms
[2026-05-25 00:56:25] [INFO ] Time to serialize properties into /tmp/LTLFireability2736820448260256339.ltl : 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/LTLFireability16289269145938499166.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability2736820448260256339.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...277
Read 2 LTL properties
Checking formula 0 : !((G(F(("((u24.A25<1)||(u26.A27<2))")||((!("((u0.A1>=2)&&(u2.A3>=1))"))U(("((!(((u0.A1>=2)&&(u2.A3>=1))||((u1.A2>=2)&&(u21.A22>=1))))&...228
Formula 0 simplified : FG(!"((u24.A25<1)||(u26.A27<2))" & ("((u0.A1>=2)&&(u2.A3>=1))" M !"((!(((u0.A1>=2)&&(u2.A3>=1))||((u1.A2>=2)&&(u21.A22>=1))))&&(!((u...181
Compilation finished in 623 ms.
Running link step : cd /tmp/ltsmin9811435739072801214;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 41 ms.
Running LTSmin : cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>(((!(LTLAPp1==true) U ((LTLAPp2==true)||[](!(LTLAPp1==true))))||(LTLAPp0==true))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t12, t13, t14, t15, t16, t17, t18, t19, t20, t21, t22, t23, t24, t25, t26, t27, t28, t29, t30...1829
32 unique states visited
0 strongly connected components in search stack
32 transitions explored
32 items max in DFS search stack
4254 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,0,42.5598,1300356,1,0,2.40796e+06,203,2274,4.75395e+06,61,220,6132841
no accepting run found
Formula 0 is TRUE no accepting run found.
FORMULA DNAwalker-PT-14ringLRLarge-LTLFireability-02 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Checking formula 1 : !((G(F(((G(!("((u3.A4>=2)&&(u6.A7>=1))")))||(G((X(!("((u3.A4>=2)&&(u6.A7>=1))")))&&(F("((u5.A6>=1)&&(u26.A27>=2))")))))||((((X(!("((u3...338
Formula 1 simplified : G(F"((u3.A4>=2)&&(u6.A7>=1))" & F(X"((u3.A4>=2)&&(u6.A7>=1))" | G!"((u5.A6>=1)&&(u26.A27>=2))") & (F"((u2.A3>=1)&&(u25.A26>=2))" | X...285
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--ltl' '[](<>(((!(LTLAPp1==true) U ((LTLAPp2==true)||[](!(LTLAPp1==true))))||(LTLAPp0==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](<>(([](!(LTLAPp3==true))||[]((X(!(LTLAPp3==true))&&<>((LTLAPp4==true))))||(X(!(LTLAPp3==true))&&<>((LTLAPp4==true))&&[](!(LTLAPp5==true)))||([](!(LTLAPp5==true))&&X([](!(LTLAPp3==true)))))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2026-05-25 01:24:05] [INFO ] Flatten gal took : 580 ms
[2026-05-25 01:24:05] [INFO ] Time to serialize gal into /tmp/LTLFireability9516236962569972953.gal : 28 ms
[2026-05-25 01:24:05] [INFO ] Time to serialize properties into /tmp/LTLFireability12608314288605959201.ltl : 8 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/LTLFireability9516236962569972953.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability12608314288605959201.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...298
Read 1 LTL properties
Checking formula 0 : !((G(F(((G(!("((A4>=2)&&(A7>=1))")))||(G((X(!("((A4>=2)&&(A7>=1))")))&&(F("((A6>=1)&&(A27>=2))")))))||((((X(!("((A4>=2)&&(A7>=1))")))&...286
Formula 0 simplified : G(F"((A4>=2)&&(A7>=1))" & F(X"((A4>=2)&&(A7>=1))" | G!"((A6>=1)&&(A27>=2))") & (F"((A3>=1)&&(A26>=2))" | XF"((A4>=2)&&(A7>=1))") & F...233
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12, t13, t14, t15, t16, t17, t18, t19, t20...1785
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](<>(([](!(LTLAPp3==true))||[]((X(!(LTLAPp3==true))&&<>((LTLAPp4==true))))||(X(!(LTLAPp3==true))&&<>((LTLAPp4==true))&&[](!(LTLAPp5==true)))||([](!(LTLAPp5==true))&&X([](!(LTLAPp3==true)))))))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin9811435739072801214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--ltl' '[](<>(([](!(LTLAPp3==true))||[]((X(!(LTLAPp3==true))&&<>((LTLAPp4==true))))||(X(!(LTLAPp3==true))&&<>((LTLAPp4==true))&&[](!(LTLAPp5==true)))||([](!(LTLAPp5==true))&&X([](!(LTLAPp3==true)))))))' '--buchi-type=spotba'
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="DNAwalker-PT-14ringLRLarge"
export BK_EXAMINATION="LTLFireability"
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 DNAwalker-PT-14ringLRLarge, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695800828"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-14ringLRLarge.tgz
mv DNAwalker-PT-14ringLRLarge execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;