About the Execution of ITS-Tools for Diffusion2D-PT-D40N010
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 5004.483 | 252070.00 | 324344.00 | 542.30 | FTFFTFFFFFFFFFTT | 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-177955695400171.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-D40N010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695400171
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preparation of the directory to be used:
/home/mcc/execution
total 5.0M
-rw-r--r-- 1 mcc users 8.4K Mar 6 16:09 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 6 16:09 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Mar 6 16:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K Mar 6 16:09 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 4.8K Mar 15 09:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K 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 20K Mar 15 09:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 6 16:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Mar 6 16:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 6 16:09 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
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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-D40N010-LTLCardinality-00
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-01
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-02
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-03
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-04
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-05
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-06
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-07
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-08
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-09
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-10
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-11
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-12
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-13
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-14
FORMULA_NAME Diffusion2D-PT-D40N010-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1779581449200
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-D40N010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202604301425
[2026-05-24 00:10:50] [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 00:10:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 00:10:50] [INFO ] Load time of PNML (sax parser for PT used): 334 ms
[2026-05-24 00:10:50] [INFO ] Transformed 1600 places.
[2026-05-24 00:10:50] [INFO ] Transformed 12324 transitions.
[2026-05-24 00:10:50] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 494 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 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 331 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-6298184870979313323.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1766119484046690989.kers'
[2026-05-24 00:10:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6298184870979313323.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1766119484046690989.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 00:10:51] [INFO ] Computed 1 invariants in 48 ms
Computed 1 P flows in 49 ms.
Exported basis to /tmp/petrispot-output-1766119484046690989.kers
Total runtime 57 ms.
[2026-05-24 00:10:51] [INFO ] Implicit Places using invariants in 490 ms returned []
Implicit Place search using SMT only with invariants took 526 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:10:52] [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 30188 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 30151 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 74429ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74495ms
Finished structural reductions in LTL mode , in 1 iterations and 75442 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 462 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:12:07] [INFO ] Invariant cache hit.
[2026-05-24 00:12:07] [INFO ] Implicit Places using invariants in 175 ms returned []
Implicit Place search using SMT only with invariants took 178 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 645 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Support contains 46 out of 1600 places after structural reductions.
[2026-05-24 00:12:07] [INFO ] Flatten gal took : 388 ms
[2026-05-24 00:12:08] [INFO ] Flatten gal took : 232 ms
[2026-05-24 00:12:08] [INFO ] Input system was already deterministic with 12324 transitions.
RANDOM walk for 40011 steps (8 resets) in 1410 ms. (28 steps per ms) remains 9/33 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 217 ms. (183 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 216 ms. (184 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 72 ms. (548 steps per ms) remains 9/9 properties
[2026-05-24 00:12:09] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1587/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13924 variables, 0/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/13924 variables, 0/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13924/13924 variables, and 1601 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 1587/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 12324/13924 variables, 1600/1601 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13924 variables, 9/1610 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 13924/13924 variables, and 1610 constraints, problems are : Problem set: 0 solved, 9 unsolved in 5027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 1600/1600 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10109ms problems are : Problem set: 0 solved, 9 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12140 edges and 1600 vertex of which 1587 / 1600 are part of one of the 1 SCC in 23 ms
Free SCC test removed 1586 places
Drop transitions (Empty/Sink Transition effects.) removed 12140 transitions
Ensure Unique test removed 158 transitions
Reduce isomorphic transitions removed 12298 transitions.
Applied a total of 1 rules in 52 ms. Remains 14 /1600 variables (removed 1586) and now considering 26/12324 (removed 12298) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 14/1600 places, 26/12324 transitions.
RANDOM walk for 2906 steps (0 resets) in 15 ms. (181 steps per ms) remains 0/9 properties
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-05 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' '!((F(p0) U X(X(X((p1&&F(p2)))))))'
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 143 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:12:20] [INFO ] Invariant cache hit.
[2026-05-24 00:12:20] [INFO ] Implicit Places using invariants in 164 ms returned []
Implicit Place search using SMT only with invariants took 165 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 311 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 X(X(X((p1&&F(p2)))))))'
Stuttering acceptance computed with spot in 710 ms :[(OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-00
Product exploration explored 100000 steps with 15 reset in 1042 ms.
Stack based approach found an accepted trace after 28 steps with 0 reset with depth 29 and stack size 29 in 2 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-00 finished in 2171 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) U p1)&&X(X((!p0&&F(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 145 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:12:22] [INFO ] Invariant cache hit.
[2026-05-24 00:12:22] [INFO ] Implicit Places using invariants in 188 ms returned []
Implicit Place search using SMT only with invariants took 189 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 338 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(((G(p0) U p1)&&X(X((!p0&&F(p2)))))))'
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p2) p0), (OR (NOT p1) (NOT p2) p0), (NOT p2), (OR (NOT p2) p0), (OR (NOT p2) p0)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-01
Product exploration explored 100000 steps with 33333 reset in 906 ms.
Product exploration explored 100000 steps with 33333 reset in 876 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 8 factoid took 21 ms. Proved property starting from automaton with 5 states, 11 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 69 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-01 finished in 2493 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 12314 edges and 1600 vertex of which 1599 / 1600 are part of one of the 1 SCC in 10 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 25 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-18435600206659270432.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8025876594228804875.kers'
[2026-05-24 00:12:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18435600206659270432.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8025876594228804875.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 00:12:24] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8025876594228804875.kers
Total runtime 1 ms.
[2026-05-24 00:12:24] [INFO ] Implicit Places using invariants in 22 ms returned []
[2026-05-24 00:12:24] [INFO ] Invariant cache hit.
[2026-05-24 00:12:24] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2026-05-24 00:12:24] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 00:12:24] [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 26 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 37 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 66ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 66ms
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 137 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 27 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-02 finished in 200 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)&&(F(G(p1)) U !((p0 U p2)&&p3))))'
Support contains 6 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 12240 edges and 1600 vertex of which 1594 / 1600 are part of one of the 1 SCC in 12 ms
Free SCC test removed 1593 places
Ensure Unique test removed 12311 transitions
Reduce isomorphic transitions removed 12311 transitions.
Applied a total of 1 rules in 24 ms. Remains 7 /1600 variables (removed 1593) and now considering 13/12324 (removed 12311) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11316388886928338245.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14107786880730765125.kers'
[2026-05-24 00:12:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11316388886928338245.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14107786880730765125.kers]
Normalized transition count is 12 out of 13 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 12 rows 7 cols 24 entries
Finished phase 1 with 6 SingleSign rule and 0 generalized
[2026-05-24 00:12:24] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-14107786880730765125.kers
Total runtime 0 ms.
[2026-05-24 00:12:24] [INFO ] Implicit Places using invariants in 18 ms returned []
[2026-05-24 00:12:24] [INFO ] Invariant cache hit.
[2026-05-24 00:12:24] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2026-05-24 00:12:24] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2026-05-24 00:12:24] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 12/19 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/20 variables, and 8 constraints, problems are : Problem set: 0 solved, 6 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 1/7 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 12/19 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 6/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/19 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 6 unsolved in 53 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 104ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/1600 places, 13/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 175 ms. Remains : 7/1600 places, 13/12324 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)&&(F(G(p1)) U !((p0 U p2)&&p3))))'
Stuttering acceptance computed with spot in 279 ms :[(OR (NOT p1) (AND p2 p3)), (NOT p0), (NOT p1), (NOT p1), (AND p2 p3), (AND (NOT p1) p2)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-03 finished in 506 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(p0)&&(p1 U (p2||G(p1))))))'
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 153 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-12625532229865026075.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2434375355028576223.kers'
[2026-05-24 00:12:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12625532229865026075.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2434375355028576223.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 00:12:25] [INFO ] Computed 1 invariants in 58 ms
Computed 1 P flows in 59 ms.
Exported basis to /tmp/petrispot-output-2434375355028576223.kers
Total runtime 68 ms.
[2026-05-24 00:12:25] [INFO ] Implicit Places using invariants in 255 ms returned []
Implicit Place search using SMT only with invariants took 257 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:12:25] [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 30168 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 30160 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 73992ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74019ms
Finished structural reductions in LTL mode , in 1 iterations and 74467 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(p0)&&(p1 U (p2||G(p1))))))'
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p2) (NOT p1)), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 1025 ms.
Product exploration explored 100000 steps with 50000 reset in 1034 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 16 factoid took 20 ms. Proved property starting from automaton with 5 states, 9 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 37 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-04 finished in 76817 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))&&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 6 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-12745172244468284672.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11197469298735748554.kers'
[2026-05-24 00:13:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12745172244468284672.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11197469298735748554.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 00:13:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11197469298735748554.kers
Total runtime 0 ms.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants in 19 ms returned []
[2026-05-24 00:13:42] [INFO ] Invariant cache hit.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 50 ms to find 0 implicit places.
[2026-05-24 00:13:42] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2026-05-24 00:13:42] [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 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]
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 149 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(G(p0))&&F(p1))))'
Stuttering acceptance computed with spot in 107 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-06 finished in 297 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
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 12298 edges and 1600 vertex of which 1598 / 1600 are part of one of the 1 SCC in 6 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 16 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-4320696900934391391.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5198569019326070788.kers'
[2026-05-24 00:13:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4320696900934391391.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5198569019326070788.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 00:13:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5198569019326070788.kers
Total runtime 0 ms.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants in 20 ms returned []
[2026-05-24 00:13:42] [INFO ] Invariant cache hit.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
[2026-05-24 00:13:42] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2026-05-24 00:13:42] [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 29 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 25 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 57ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 57ms
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 117 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' '!((p0 U G(!p0)))'
Stuttering acceptance computed with spot in 106 ms :[p0, true, p0]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-08 finished in 252 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 7 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 16 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-15482775056032234174.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15642344926159849224.kers'
[2026-05-24 00:13:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15482775056032234174.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15642344926159849224.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 00:13:42] [INFO ] Computed 1 invariants in 0 ms
Computed 1 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15642344926159849224.kers
Total runtime 0 ms.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 00:13:42] [INFO ] Invariant cache hit.
[2026-05-24 00:13:42] [INFO ] Implicit Places using invariants and state equation in 15 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2026-05-24 00:13:42] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2026-05-24 00:13:42] [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 20 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 43ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 43ms
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 107 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 60 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-09
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-09 finished in 197 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((X(X(X((!(p0 U p1)&&p2)))) U 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 146 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-16890979849897203367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9430228954179224469.kers'
[2026-05-24 00:13:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16890979849897203367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9430228954179224469.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 00:13:43] [INFO ] Computed 1 invariants in 51 ms
Computed 1 P flows in 51 ms.
Exported basis to /tmp/petrispot-output-9430228954179224469.kers
Total runtime 58 ms.
[2026-05-24 00:13:43] [INFO ] Implicit Places using invariants in 230 ms returned []
Implicit Place search using SMT only with invariants took 231 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2026-05-24 00:13:43] [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 30143 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 30153 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 73821ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 73836ms
Finished structural reductions in LTL mode , in 1 iterations and 74238 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((X(X(X((!(p0 U p1)&&p2)))) U p3)))'
Stuttering acceptance computed with spot in 255 ms :[(NOT p3), (OR (NOT p2) (NOT p3) p1), (OR (NOT p2) p1), (OR (NOT p2) p1), true, p1]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 786 steps with 0 reset in 8 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-10 finished in 74565 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(F(p0)))))&&F(((p1&&X(p2))||G(p2))))))'
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 140 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:14:57] [INFO ] Invariant cache hit.
[2026-05-24 00:14:57] [INFO ] Implicit Places using invariants in 174 ms returned []
Implicit Place search using SMT only with invariants took 175 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 316 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(F(p0)))))&&F(((p1&&X(p2))||G(p2))))))'
Stuttering acceptance computed with spot in 314 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (NOT p2), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-11
Product exploration explored 100000 steps with 77 reset in 978 ms.
Stack based approach found an accepted trace after 9 steps with 0 reset with depth 10 and stack size 10 in 1 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-11 finished in 1676 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((X(F(p0)) U ((p1 U X(p2)) U 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 145 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2026-05-24 00:14:59] [INFO ] Invariant cache hit.
[2026-05-24 00:14:59] [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 317 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((X(F(p0)) U ((p1 U X(p2)) U X(p3)))))'
Stuttering acceptance computed with spot in 312 ms :[(NOT p3), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p2) (NOT p3)), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-12
Product exploration explored 100000 steps with 28461 reset in 820 ms.
Stack based approach found an accepted trace after 122 steps with 35 reset with depth 3 and stack size 3 in 1 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-12 finished in 1538 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))))'
Support contains 1 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 00:15:00] [INFO ] Invariant cache hit.
[2026-05-24 00:15:01] [INFO ] Implicit Places using invariants in 175 ms returned []
Implicit Place search using SMT only with invariants took 176 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 320 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))))'
Stuttering acceptance computed with spot in 159 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N010-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N010-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N010-LTLCardinality-13 finished in 532 ms.
All properties solved by simple procedures.
Total runtime 250871 ms.
BK_STOP 1779581701270
--------------------
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-D40N010"
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-D40N010, 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-177955695400171"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N010.tgz
mv Diffusion2D-PT-D40N010 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 '
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 ;