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-177955695400179.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Diffusion2D-PT-D40N050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695400179
=====================================================================

--------------------
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-LTLCardinality-00
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-01
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-02
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-03
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-04
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-05
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-06
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-07
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-08
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-09
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-10
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-11
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-12
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-13
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-14
FORMULA_NAME Diffusion2D-PT-D40N050-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1779582210323

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
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
LTLCardinality PT
Running Version 202604301425
[2026-05-24 00:23:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 00:23:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 00:23:31] [INFO ] Load time of PNML (sax parser for PT used): 342 ms
[2026-05-24 00:23:31] [INFO ] Transformed 1600 places.
[2026-05-24 00:23:31] [INFO ] Transformed 12324 transitions.
[2026-05-24 00:23:31] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 488 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 61 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 329 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-604439436004529302.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3074197674772652097.kers'
[2026-05-24 00:23:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-604439436004529302.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3074197674772652097.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 00:23:32] [INFO ] Computed 1 invariants in 49 ms
Computed 1 P flows in 50 ms.
Exported basis to /tmp/petrispot-output-3074197674772652097.kers
Total runtime 57 ms.
[2026-05-24 00:23:33] [INFO ] Implicit Places using invariants in 466 ms returned []
Implicit Place search using SMT only with invariants took 497 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:23:33] [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 30196 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 74896ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74961ms
Finished structural reductions in LTL mode , in 1 iterations and 75882 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 280 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:24:48] [INFO ] Invariant cache hit.
[2026-05-24 00:24:48] [INFO ] Implicit Places using invariants in 391 ms returned []
Implicit Place search using SMT only with invariants took 396 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 680 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Support contains 61 out of 1600 places after structural reductions.
[2026-05-24 00:24:49] [INFO ] Flatten gal took : 388 ms
[2026-05-24 00:24:49] [INFO ] Flatten gal took : 237 ms
[2026-05-24 00:24:50] [INFO ] Input system was already deterministic with 12324 transitions.
Support contains 59 out of 1600 places (down from 61) after GAL structural reductions.
RANDOM walk for 40084 steps (8 resets) in 394 ms. (101 steps per ms) remains 29/39 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 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 10 ms. (364 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
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 13 ms. (286 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 8 ms. (444 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 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 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 11 ms. (333 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 9 ms. (400 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 8 ms. (444 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 28/28 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 28/28 properties
[2026-05-24 00:24:50] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 1558/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 13924/13924 variables, and 1601 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 28 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/42 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 1 (OVERLAPS) 1558/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 28 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13924 variables, 28/1629 constraints. Problems are: Problem set: 0 solved, 28 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 13924/13924 variables, and 1629 constraints, problems are : Problem set: 0 solved, 28 unsolved in 5028 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 28/28 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10152ms problems are : Problem set: 0 solved, 28 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 42 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 11706 edges and 1600 vertex of which 1558 / 1600 are part of one of the 1 SCC in 30 ms
Free SCC test removed 1557 places
Drop transitions (Empty/Sink Transition effects.) removed 11706 transitions
Ensure Unique test removed 522 transitions
Reduce isomorphic transitions removed 12228 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 0 with 14 rules applied. Total rules applied 15 place count 43 transition count 82
Applied a total of 15 rules in 70 ms. Remains 43 /1600 variables (removed 1557) and now considering 82/12324 (removed 12242) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 43/1600 places, 82/12324 transitions.
RANDOM walk for 35396 steps (7 resets) in 89 ms. (393 steps per ms) remains 0/28 properties
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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)||((p1&&(p2||G(!p1))) U X(!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 136 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:25:01] [INFO ] Invariant cache hit.
[2026-05-24 00:25:01] [INFO ] Implicit Places using invariants in 190 ms returned []
Implicit Place search using SMT only with invariants took 198 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 337 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)||((p1&&(p2||G(!p1))) U X(!p2))))'
Stuttering acceptance computed with spot in 486 ms :[(AND (NOT p0) p2), true, p2, p2, (AND p2 (NOT p0)), (AND (NOT p0) p2)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 8124 steps with 0 reset in 228 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-00 finished in 1243 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(X(p0))||G(p1)))||G(p2)||G(p3)))'
Support contains 6 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 132 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:25:02] [INFO ] Invariant cache hit.
[2026-05-24 00:25:02] [INFO ] Implicit Places using invariants in 195 ms returned []
Implicit Place search using SMT only with invariants took 197 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 333 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(X(p0))||G(p1)))||G(p2)||G(p3)))'
Stuttering acceptance computed with spot in 1227 ms :[(NOT p0), (AND (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p3) (NOT p0)), (AND (NOT p1) (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p3) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p3) (NOT p2) (NOT p0)), (NOT p3), (NOT p2), (AND (NOT p3) (NOT p2)), (NOT p0), true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 9715 steps with 0 reset in 214 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-02 finished in 1850 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((X(G((X(p0)||p1)))&&!(p0 U 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 133 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:25:04] [INFO ] Invariant cache hit.
[2026-05-24 00:25:04] [INFO ] Implicit Places using invariants in 170 ms returned []
Implicit Place search using SMT only with invariants took 171 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 306 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((X(G((X(p0)||p1)))&&!(p0 U p2)))))'
Stuttering acceptance computed with spot in 192 ms :[true, (OR p2 (AND (NOT p0) (NOT p1))), (OR p2 (AND (NOT p0) (NOT p1))), (OR p2 (AND (NOT p0) (NOT p1))), (OR (NOT p0) p2)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-03 finished in 567 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(p0) U (X(p1)||(X(p2) U ((X(p2)&&G(p3))||X(G(p2)))))))'
Support contains 6 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 165 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:25:05] [INFO ] Invariant cache hit.
[2026-05-24 00:25:05] [INFO ] Implicit Places using invariants in 159 ms returned []
Implicit Place search using SMT only with invariants took 161 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 327 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) U (X(p1)||(X(p2) U ((X(p2)&&G(p3))||X(G(p2)))))))'
Stuttering acceptance computed with spot in 545 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), true, (NOT p2), (NOT p2), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p3) p2)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 1332 ms.
Product exploration explored 100000 steps with 50000 reset in 1155 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 36 factoid took 22 ms. Proved property starting from automaton with 12 states, 48 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 59 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-05 finished in 3498 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((F(G((G(p0) U p1))) U (X(p2)||G(p3)))))'
Support contains 8 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 143 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:25:08] [INFO ] Invariant cache hit.
[2026-05-24 00:25:08] [INFO ] Implicit Places using invariants in 202 ms returned []
Implicit Place search using SMT only with invariants took 203 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 348 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((F(G((G(p0) U p1))) U (X(p2)||G(p3)))))'
Stuttering acceptance computed with spot in 413 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-06
Product exploration explored 100000 steps with 33333 reset in 1085 ms.
Product exploration explored 100000 steps with 33333 reset in 891 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 10 factoid took 21 ms. Proved property starting from automaton with 9 states, 30 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 41 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-06 finished in 2860 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))))'
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 11 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 30 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-9524168900348866041.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10461451606264428957.kers'
[2026-05-24 00:25:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9524168900348866041.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10461451606264428957.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 00:25:11] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10461451606264428957.kers
Total runtime 0 ms.
[2026-05-24 00:25:11] [INFO ] Implicit Places using invariants in 17 ms returned []
[2026-05-24 00:25:11] [INFO ] Invariant cache hit.
[2026-05-24 00:25:11] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 37 ms to find 0 implicit places.
[2026-05-24 00:25:11] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-24 00:25:11] [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 35 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 38 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 74ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 74ms
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 147 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))))'
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-07 finished in 285 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((p0||G(p1)) U (p2 U X(X(X(p3))))))'
Support contains 5 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 144 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-11738479434837812850.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4788499365751169526.kers'
[2026-05-24 00:25:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11738479434837812850.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4788499365751169526.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:25:11] [INFO ] Computed 1 invariants in 51 ms
Computed 1 P flows in 52 ms.
Exported basis to /tmp/petrispot-output-4788499365751169526.kers
Total runtime 66 ms.
[2026-05-24 00:25:12] [INFO ] Implicit Places using invariants in 254 ms returned []
Implicit Place search using SMT only with invariants took 255 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:25:12] [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 30154 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 30143 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 74243ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74268ms
Finished structural reductions in LTL mode , in 1 iterations and 74698 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' '!(((p0||G(p1)) U (p2 U X(X(X(p3))))))'
Stuttering acceptance computed with spot in 1072 ms :[(NOT p3), (NOT p3), (AND (NOT p3) (NOT p1)), (NOT p3), (NOT p3), (AND p0 (NOT p1) (NOT p3)), (NOT p3), (NOT p3), true, (AND (NOT p3) (NOT p1)), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p3), (NOT p3), (AND p0 (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p3) (NOT p1)), (NOT p3), (AND (NOT p1) (NOT p3)), (NOT p3), (NOT p3), (AND p0 (NOT p1) (NOT p3)), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-09
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-09 finished in 75851 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(G(p1)))))'
Support contains 5 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 12244 edges and 1600 vertex of which 1595 / 1600 are part of one of the 1 SCC in 9 ms
Free SCC test removed 1594 places
Ensure Unique test removed 12313 transitions
Reduce isomorphic transitions removed 12313 transitions.
Applied a total of 1 rules in 18 ms. Remains 6 /1600 variables (removed 1594) and now considering 11/12324 (removed 12313) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15580380442104529446.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15214020929632383414.kers'
[2026-05-24 00:26:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15580380442104529446.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15214020929632383414.kers]
Normalized transition count is 10 out of 11 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 10 rows 6 cols 20 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-24 00:26:27] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15214020929632383414.kers
Total runtime 0 ms.
[2026-05-24 00:26:27] [INFO ] Implicit Places using invariants in 23 ms returned []
[2026-05-24 00:26:27] [INFO ] Invariant cache hit.
[2026-05-24 00:26:27] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2026-05-24 00:26:27] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2026-05-24 00:26:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10/16 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 7 constraints, problems are : Problem set: 0 solved, 5 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 1/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 10/16 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 5/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 12 constraints, problems are : Problem set: 0 solved, 5 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 90ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/1600 places, 11/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 157 ms. Remains : 6/1600 places, 11/12324 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(G(p1)))))'
Stuttering acceptance computed with spot in 114 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-10 finished in 304 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) U (X(X(p2))||G(p3))))'
Support contains 6 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 133 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-7882659379116816823.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3138379469902580685.kers'
[2026-05-24 00:26:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7882659379116816823.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3138379469902580685.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 00:26:28] [INFO ] Computed 1 invariants in 49 ms
Computed 1 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-3138379469902580685.kers
Total runtime 57 ms.
[2026-05-24 00:26:28] [INFO ] Implicit Places using invariants in 245 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 00:26:28] [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 30137 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 30142 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 75150ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 75166ms
Finished structural reductions in LTL mode , in 1 iterations and 75570 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) U p1) U (X(X(p2))||G(p3))))'
Stuttering acceptance computed with spot in 887 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3) p1), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) p1), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p2) (NOT p3) p1), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p0) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p0), (NOT p1), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-11
Product exploration explored 100000 steps with 10 reset in 2178 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-11 finished in 78729 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 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 4 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 13 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-16928119237048036174.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6114487174261551419.kers'
[2026-05-24 00:27:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16928119237048036174.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6114487174261551419.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 00:27:46] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-6114487174261551419.kers
Total runtime 0 ms.
[2026-05-24 00:27:46] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 00:27:46] [INFO ] Invariant cache hit.
[2026-05-24 00:27:46] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
[2026-05-24 00:27:46] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-24 00:27:46] [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 37 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 32 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 71ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 72ms
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 137 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' '!(F(p0))'
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-13 finished in 204 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)&&(p1 U (G(p1)||(p1&&G(!p0)))))))'
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 12282 edges and 1600 vertex of which 1597 / 1600 are part of one of the 1 SCC in 7 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 17 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-10101422397105649318.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1779300663410375868.kers'
[2026-05-24 00:27:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10101422397105649318.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1779300663410375868.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 00:27:46] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-1779300663410375868.kers
Total runtime 0 ms.
[2026-05-24 00:27:46] [INFO ] Implicit Places using invariants in 21 ms returned []
[2026-05-24 00:27:46] [INFO ] Invariant cache hit.
[2026-05-24 00:27:46] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2026-05-24 00:27:46] [INFO ] Redundant transitions in 0 ms returned []
Skipped dead transition search.
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 64 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' '!(F((G(p0)&&(p1 U (G(p1)||(p1&&G(!p0)))))))'
Stuttering acceptance computed with spot in 183 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-14
Stuttering criterion allowed to conclude after 5 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-14 finished in 279 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(((p0||(F(p1)&&F(p2)))&&(p3||X(p3)))))'
Support contains 5 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 133 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-12053198281978024213.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4947790143420836869.kers'
[2026-05-24 00:27:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12053198281978024213.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4947790143420836869.kers]
Culled 0 columns in 4 ms.
// Phase 1: matrix 12324 rows 1600 cols 24648 entries
Finished phase 1 with 1599 SingleSign rule and 0 generalized
[2026-05-24 00:27:47] [INFO ] Computed 1 invariants in 60 ms
Computed 1 P flows in 61 ms.
Exported basis to /tmp/petrispot-output-4947790143420836869.kers
Total runtime 77 ms.
[2026-05-24 00:27:47] [INFO ] Implicit Places using invariants in 277 ms returned []
Implicit Place search using SMT only with invariants took 278 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:27:47] [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 30149 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 30156 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 74886ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74905ms
Finished structural reductions in LTL mode , in 1 iterations and 75348 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||(F(p1)&&F(p2)))&&(p3||X(p3)))))'
Stuttering acceptance computed with spot in 251 ms :[(OR (NOT p3) (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p3) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1), (NOT p2), (NOT p3), true]
Running random walk in product with property : Diffusion2D-PT-D40N050-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N050-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N050-LTLCardinality-15 finished in 75667 ms.
All properties solved by simple procedures.
Total runtime 331255 ms.

BK_STOP 1779582542779

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D40N050"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Diffusion2D-PT-D40N050, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r098-tall-177955695400179"
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 [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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