About the Execution of ITS-Tools for Diffusion2D-PT-D40N050
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 6032.504 | 327794.00 | 414674.00 | 1316.90 | TFFFFFFFFFFFTFFT | 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-177955695400180.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Diffusion2D-PT-D40N050, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695400180
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.1M
-rw-r--r-- 1 mcc users 8.2K Mar 6 16:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Mar 6 16:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 16:01 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Mar 6 16:01 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.9K Mar 15 09:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Mar 15 09:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K Mar 15 09:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 16:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Mar 6 16:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Mar 6 16:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 16:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Mar 15 09:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 4.7M 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 Diffusion2D-PT-D40N050-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D40N050-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779582468113
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D40N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-24 00:27:49] [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]
[2026-05-24 00:27:49] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 00:27:49] [INFO ] Load time of PNML (sax parser for PT used): 333 ms
[2026-05-24 00:27:49] [INFO ] Transformed 1600 places.
[2026-05-24 00:27:49] [INFO ] Transformed 12324 transitions.
[2026-05-24 00:27:49] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 483 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D40N050-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 40 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 349 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5091976261388602877.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10046581915269451364.kers'
[2026-05-24 00:27:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5091976261388602877.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10046581915269451364.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:27:50] [INFO ] Computed 1 invariants in 52 ms
Computed 1 P flows in 53 ms.
Exported basis to /tmp/petrispot-output-10046581915269451364.kers
Total runtime 61 ms.
[2026-05-24 00:27:50] [INFO ] Implicit Places using invariants in 516 ms returned []
Implicit Place search using SMT only with invariants took 549 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:27:51] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30200 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30166 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74501ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74559ms
Finished structural reductions in LTL mode , in 1 iterations and 75541 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 293 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:05] [INFO ] Invariant cache hit.
[2026-05-24 00:29:06] [INFO ] Implicit Places using invariants in 199 ms returned []
Implicit Place search using SMT only with invariants took 200 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 498 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Support contains 40 out of 1600 places after structural reductions.
[2026-05-24 00:29:06] [INFO ] Flatten gal took : 388 ms
[2026-05-24 00:29:06] [INFO ] Flatten gal took : 212 ms
[2026-05-24 00:29:07] [INFO ] Input system was already deterministic with 12324 transitions.
Support contains 37 out of 1600 places (down from 40) after GAL structural reductions.
RANDOM walk for 40043 steps (8 resets) in 353 ms. (113 steps per ms) remains 29/37 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 29/29 properties
[2026-05-24 00:29:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 1571/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 13924/13924 variables, and 1601 constraints, problems are : Problem set: 0 solved, 29 unsolved in 5020 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 1571/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13924 variables, 29/1630 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 13924/13924 variables, and 1630 constraints, problems are : Problem set: 0 solved, 29 unsolved in 5018 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10134ms problems are : Problem set: 0 solved, 29 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 11874 edges and 1600 vertex of which 1571 / 1600 are part of one of the 1 SCC in 18 ms
Free SCC test removed 1570 places
Drop transitions (Empty/Sink Transition effects.) removed 11874 transitions
Ensure Unique test removed 390 transitions
Reduce isomorphic transitions removed 12264 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 30 transition count 57
Applied a total of 4 rules in 54 ms. Remains 30 /1600 variables (removed 1570) and now considering 57/12324 (removed 12267) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 30/1600 places, 57/12324 transitions.
RANDOM walk for 29798 steps (6 resets) in 62 ms. (472 steps per ms) remains 0/29 properties
Computed a total of 0 stabilizing places and 0 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)||(X(p1)&&(p2 U X(G(p3))))))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 139 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:18] [INFO ] Invariant cache hit.
[2026-05-24 00:29:18] [INFO ] Implicit Places using invariants in 199 ms returned []
Implicit Place search using SMT only with invariants took 201 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 343 ms. Remains : 1600/1600 places, 12324/12324 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)||(X(p1)&&(p2 U X(G(p3))))))'
Stuttering acceptance computed with spot in 433 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p3))), (AND (NOT p0) (NOT p1)), (AND (NOT p3) (NOT p0) p1), (AND (NOT p0) (NOT p3)), true, (NOT p3), (NOT p3)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-00
Product exploration explored 100000 steps with 50000 reset in 1174 ms.
Product exploration explored 100000 steps with 50000 reset in 1232 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 14 factoid took 12 ms. Proved property starting from automaton with 7 states, 14 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 49 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-00 finished in 3336 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 U p1)&&G(p2)))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 146 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:21] [INFO ] Invariant cache hit.
[2026-05-24 00:29:22] [INFO ] Implicit Places using invariants in 155 ms returned []
Implicit Place search using SMT only with invariants took 156 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 304 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0 U p1)&&G(p2)))))'
Stuttering acceptance computed with spot in 208 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), true, (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-01
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-01 finished in 568 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&X(p1)))))'
Support contains 2 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 142 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:22] [INFO ] Invariant cache hit.
[2026-05-24 00:29:22] [INFO ] Implicit Places using invariants in 180 ms returned []
Implicit Place search using SMT only with invariants took 181 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 325 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0&&X(p1)))))'
Stuttering acceptance computed with spot in 165 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-02 finished in 549 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((p0||X((X(p1) U (p0&&X(p1)))))) U X(X((p2 U p3)))))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 139 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:23] [INFO ] Invariant cache hit.
[2026-05-24 00:29:23] [INFO ] Implicit Places using invariants in 182 ms returned []
Implicit Place search using SMT only with invariants took 184 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 325 ms. Remains : 1600/1600 places, 12324/12324 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((p0||X((X(p1) U (p0&&X(p1)))))) U X(X((p2 U p3)))))'
Stuttering acceptance computed with spot in 411 ms :[(NOT p3), (AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), (NOT p1), (OR (NOT p0) (NOT p1)), true, (NOT p3), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-03 finished in 807 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G((p0||X(X(X((p1||X(p1))))))) U X(p2)))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 142 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:29:23] [INFO ] Invariant cache hit.
[2026-05-24 00:29:24] [INFO ] Implicit Places using invariants in 187 ms returned []
Implicit Place search using SMT only with invariants took 188 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 331 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G((p0||X(X(X((p1||X(p1))))))) U X(p2)))))'
Stuttering acceptance computed with spot in 471 ms :[(NOT p2), (NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-05
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-05 finished in 897 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1)&&F(G(p2)))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12276 edges and 1600 vertex of which 1597 / 1600 are part of one of the 1 SCC in 13 ms
Free SCC test removed 1596 places
Ensure Unique test removed 12317 transitions
Reduce isomorphic transitions removed 12317 transitions.
Applied a total of 1 rules in 32 ms. Remains 4 /1600 variables (removed 1596) and now considering 7/12324 (removed 12317) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-168763373348247157.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16895285260088870108.kers'
[2026-05-24 00:29:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-168763373348247157.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16895285260088870108.kers]
Normalized transition count is 6 out of 7 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 6 rows 4 cols 12 entries
Finished phase 1 with 3 SingleSign rule and 0 generalized
[2026-05-24 00:29:24] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-16895285260088870108.kers
Total runtime 0 ms.
[2026-05-24 00:29:24] [INFO ] Implicit Places using invariants in 25 ms returned []
[2026-05-24 00:29:24] [INFO ] Invariant cache hit.
[2026-05-24 00:29:24] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2026-05-24 00:29:24] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-24 00:29:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 30 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 31 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 65ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 65ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/1600 places, 7/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 4/1600 places, 7/12324 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1)&&F(G(p2)))))'
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-06 finished in 359 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 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12308 edges and 1600 vertex of which 1599 / 1600 are part of one of the 1 SCC in 12 ms
Free SCC test removed 1598 places
Ensure Unique test removed 12321 transitions
Reduce isomorphic transitions removed 12321 transitions.
Applied a total of 1 rules in 22 ms. Remains 2 /1600 variables (removed 1598) and now considering 3/12324 (removed 12321) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8345802769733456312.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8348713651072634286.kers'
[2026-05-24 00:29:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8345802769733456312.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8348713651072634286.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 00:29:25] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8348713651072634286.kers
Total runtime 1 ms.
[2026-05-24 00:29:25] [INFO ] Implicit Places using invariants in 16 ms returned []
[2026-05-24 00:29:25] [INFO ] Invariant cache hit.
[2026-05-24 00:29:25] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2026-05-24 00:29:25] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 00:29:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 22 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 21 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 45ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 45ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/1600 places, 3/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 106 ms. Remains : 2/1600 places, 3/12324 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 27 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-08 finished in 166 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(p0)||(X(p1)&&G(p2))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 141 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12594588335857849010.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-463420689526241546.kers'
[2026-05-24 00:29:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12594588335857849010.kers, --Pflows, --basisKERS=/tmp/petrispot-output-463420689526241546.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:29:25] [INFO ] Computed 1 invariants in 51 ms
Computed 1 P flows in 51 ms.
Exported basis to /tmp/petrispot-output-463420689526241546.kers
Total runtime 59 ms.
[2026-05-24 00:29:25] [INFO ] Implicit Places using invariants in 254 ms returned []
Implicit Place search using SMT only with invariants took 256 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:29:25] [INFO ] Invariant cache hit.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30150 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30145 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73698ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 73718ms
Finished structural reductions in LTL mode , in 1 iterations and 74142 ms. Remains : 1600/1600 places, 12324/12324 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(p0)||(X(p1)&&G(p2))))'
Stuttering acceptance computed with spot in 225 ms :[true, (NOT p2), (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1082 steps with 0 reset in 46 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-09 finished in 74470 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(X(X(F(p1))))))'
Support contains 2 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 137 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:30:39] [INFO ] Invariant cache hit.
[2026-05-24 00:30:39] [INFO ] Implicit Places using invariants in 174 ms returned []
Implicit Place search using SMT only with invariants took 190 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 328 ms. Remains : 1600/1600 places, 12324/12324 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(X(X(F(p1))))))'
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-10
Product exploration explored 100000 steps with 12 reset in 2163 ms.
Stack based approach found an accepted trace after 591 steps with 0 reset with depth 592 and stack size 592 in 14 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-10 finished in 2699 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12308 edges and 1600 vertex of which 1599 / 1600 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1598 places
Ensure Unique test removed 12321 transitions
Reduce isomorphic transitions removed 12321 transitions.
Applied a total of 1 rules in 12 ms. Remains 2 /1600 variables (removed 1598) and now considering 3/12324 (removed 12321) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8147993383268417471.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11009403251119307912.kers'
[2026-05-24 00:30:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8147993383268417471.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11009403251119307912.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 00:30:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11009403251119307912.kers
Total runtime 1 ms.
[2026-05-24 00:30:42] [INFO ] Implicit Places using invariants in 48 ms returned []
[2026-05-24 00:30:42] [INFO ] Invariant cache hit.
[2026-05-24 00:30:42] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
[2026-05-24 00:30:42] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 00:30:42] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 137 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 18 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 157ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 157ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/1600 places, 3/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 285 ms. Remains : 2/1600 places, 3/12324 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-11
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-11 finished in 350 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)) U (p1&&X(F(p2))))) U X(p3)))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 136 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14524446056801782153.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16119003113593864120.kers'
[2026-05-24 00:30:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14524446056801782153.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16119003113593864120.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:30:42] [INFO ] Computed 1 invariants in 52 ms
Computed 1 P flows in 52 ms.
Exported basis to /tmp/petrispot-output-16119003113593864120.kers
Total runtime 59 ms.
[2026-05-24 00:30:43] [INFO ] Implicit Places using invariants in 229 ms returned []
Implicit Place search using SMT only with invariants took 246 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:30:43] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30153 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30157 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73935ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 73952ms
Finished structural reductions in LTL mode , in 1 iterations and 74356 ms. Remains : 1600/1600 places, 12324/12324 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)) U (p1&&X(F(p2))))) U X(p3)))'
Stuttering acceptance computed with spot in 379 ms :[(NOT p3), (AND p1 (NOT p3) (NOT p0)), (NOT p3), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-12
Product exploration explored 100000 steps with 50000 reset in 869 ms.
Product exploration explored 100000 steps with 50000 reset in 830 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 11 factoid took 31 ms. Proved property starting from automaton with 7 states, 18 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 48 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-12 finished in 76588 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))'
Support contains 2 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12292 edges and 1600 vertex of which 1598 / 1600 are part of one of the 1 SCC in 5 ms
Free SCC test removed 1597 places
Ensure Unique test removed 12319 transitions
Reduce isomorphic transitions removed 12319 transitions.
Applied a total of 1 rules in 14 ms. Remains 3 /1600 variables (removed 1597) and now considering 5/12324 (removed 12319) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6359537854383492867.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11493923350932899684.kers'
[2026-05-24 00:31:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6359537854383492867.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11493923350932899684.kers]
Normalized transition count is 4 out of 5 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 4 rows 3 cols 8 entries
Finished phase 1 with 2 SingleSign rule and 0 generalized
[2026-05-24 00:31:59] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11493923350932899684.kers
Total runtime 0 ms.
[2026-05-24 00:31:59] [INFO ] Implicit Places using invariants in 30 ms returned []
[2026-05-24 00:31:59] [INFO ] Invariant cache hit.
[2026-05-24 00:31:59] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2026-05-24 00:31:59] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-24 00:31:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/1600 places, 5/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 216 ms. Remains : 3/1600 places, 5/12324 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))'
Stuttering acceptance computed with spot in 65 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-13 finished in 309 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12308 edges and 1600 vertex of which 1599 / 1600 are part of one of the 1 SCC in 8 ms
Free SCC test removed 1598 places
Ensure Unique test removed 12321 transitions
Reduce isomorphic transitions removed 12321 transitions.
Applied a total of 1 rules in 17 ms. Remains 2 /1600 variables (removed 1598) and now considering 3/12324 (removed 12321) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11931277821016227418.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7697417247642656771.kers'
[2026-05-24 00:31:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11931277821016227418.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7697417247642656771.kers]
Normalized transition count is 2 out of 3 initially.
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 2 rows 1 cols 2 entries
Finished phase 1 with 1 SingleSign rule and 0 generalized
[2026-05-24 00:31:59] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7697417247642656771.kers
Total runtime 0 ms.
[2026-05-24 00:31:59] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-24 00:31:59] [INFO ] Invariant cache hit.
[2026-05-24 00:31:59] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
[2026-05-24 00:31:59] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 00:31:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 27 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 23 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 50ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 50ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/1600 places, 3/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 149 ms. Remains : 2/1600 places, 3/12324 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 95 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-14 finished in 275 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((p0||X(!p0))) U p1) U X((p2 U (p3||G(p2))))))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 138 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7824132217400592408.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5304652514373158969.kers'
[2026-05-24 00:31:59] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7824132217400592408.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5304652514373158969.kers]
Culled 0 columns in 3 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:32:00] [INFO ] Computed 1 invariants in 51 ms
Computed 1 P flows in 75 ms.
Exported basis to /tmp/petrispot-output-5304652514373158969.kers
Total runtime 91 ms.
[2026-05-24 00:32:00] [INFO ] Implicit Places using invariants in 316 ms returned []
Implicit Place search using SMT only with invariants took 317 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:32:00] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30142 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 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 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30144 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 73315ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 73343ms
Finished structural reductions in LTL mode , in 1 iterations and 73825 ms. Remains : 1600/1600 places, 12324/12324 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((p0||X(!p0))) U p1) U X((p2 U (G(p2)||p3)))))'
Stuttering acceptance computed with spot in 447 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2) p0), false, (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), true, (AND (NOT p3) (NOT p2)), p0, false, (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLFireability-15
Product exploration explored 100000 steps with 50000 reset in 825 ms.
Product exploration explored 100000 steps with 50000 reset in 811 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 30 factoid took 19 ms. Proved property starting from automaton with 10 states, 25 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 34 ms.
FORMULA Diffusion2D-PT-D40N050-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N050-LTLFireability-15 finished in 76023 ms.
All properties solved by simple procedures.
Total runtime 326571 ms.
BK_STOP 1779582795907
--------------------
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="Diffusion2D-PT-D40N050"
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 Diffusion2D-PT-D40N050, 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-177955695400180"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N050.tgz
mv Diffusion2D-PT-D40N050 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 ;