Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931340200579.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is ZombiesAndSurvivors-PT-Heawood14600, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931340200579
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 5.3K Jun 6 09:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 40K Jun 6 09:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Jun 6 09:14 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Jun 6 09:14 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.9K Jun 6 12:20 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Jun 6 12:20 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Jun 6 12:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Jun 6 12:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 11K Jun 6 09:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 85K Jun 6 09:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Jun 6 09:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 94K Jun 6 09:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Jun 6 12:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Jun 6 12:21 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 13 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 50K Jun 5 20:08 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 ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-00
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-01
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-02
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-03
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-04
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-05
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-06
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-07
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-08
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-09
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-10
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-11
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-12
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-13
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-14
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749419073619

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ZombiesAndSurvivors-PT-Heawood14600
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-08 21:44:34] [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]
[2025-06-08 21:44:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 21:44:34] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2025-06-08 21:44:35] [INFO ] Transformed 28 places.
[2025-06-08 21:44:35] [INFO ] Transformed 112 transitions.
[2025-06-08 21:44:35] [INFO ] Parsed PT model containing 28 places and 112 transitions and 252 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 8 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 28 cols
[2025-06-08 21:44:35] [INFO ] Computed 0 invariants in 10 ms
[2025-06-08 21:44:35] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1590 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3296 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4966ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4983ms
[2025-06-08 21:44:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:40] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-08 21:44:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:40] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:44:40] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:44:40] [INFO ] Invariant cache hit.
[2025-06-08 21:44:40] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1265 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3200 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4480ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4481ms
Finished structural reductions in LTL mode , in 1 iterations and 9593 ms. Remains : 28/28 places, 112/112 transitions.
Support contains 23 out of 28 places after structural reductions.
[2025-06-08 21:44:44] [INFO ] Flatten gal took : 20 ms
[2025-06-08 21:44:44] [INFO ] Flatten gal took : 8 ms
[2025-06-08 21:44:44] [INFO ] Input system was already deterministic with 112 transitions.
RANDOM walk for 40269 steps (8 resets) in 164 ms. (244 steps per ms) remains 0/37 properties
Computed a total of 0 stabilizing places and 14 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G((!p0&&(G(p1)||(p1&&F(p2)))))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Graph (trivial) has 38 edges and 28 vertex of which 23 / 28 are part of one of the 4 SCC in 1 ms
Free SCC test removed 19 places
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 9 transition count 46
Applied a total of 3 rules in 29 ms. Remains 9 /28 variables (removed 19) and now considering 46/112 (removed 66) transitions.
Running 35 sub problems to find dead transitions.
[2025-06-08 21:44:45] [INFO ] Flow matrix only has 43 transitions (discarded 3 similar events)
Normalized transition count is 37 out of 43 initially.
// Phase 1: matrix 37 rows 9 cols
[2025-06-08 21:44:45] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 21:44:45] [INFO ] State equation strengthened by 7 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 42/51 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (OVERLAPS) 0/51 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/52 variables, and 16 constraints, problems are : Problem set: 0 solved, 35 unsolved in 163 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 35 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 42/51 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/52 variables, and 51 constraints, problems are : Problem set: 0 solved, 35 unsolved in 388 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 559ms problems are : Problem set: 0 solved, 35 unsolved
Search for dead transitions found 0 dead transitions in 559ms
[2025-06-08 21:44:46] [INFO ] Flow matrix only has 43 transitions (discarded 3 similar events)
[2025-06-08 21:44:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:46] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-08 21:44:46] [INFO ] Flow matrix only has 43 transitions (discarded 3 similar events)
[2025-06-08 21:44:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:46] [INFO ] State equation strengthened by 7 read => feed constraints.
[2025-06-08 21:44:46] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 21:44:46] [INFO ] Redundant transitions in 1 ms returned []
Running 35 sub problems to find dead transitions.
[2025-06-08 21:44:46] [INFO ] Flow matrix only has 43 transitions (discarded 3 similar events)
[2025-06-08 21:44:46] [INFO ] Invariant cache hit.
[2025-06-08 21:44:46] [INFO ] State equation strengthened by 7 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 42/51 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (OVERLAPS) 0/51 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Real declared 51/52 variables, and 16 constraints, problems are : Problem set: 0 solved, 35 unsolved in 173 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 35 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 42/51 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 7/16 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 35/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/51 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (OVERLAPS) 0/51 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Int declared 51/52 variables, and 51 constraints, problems are : Problem set: 0 solved, 35 unsolved in 382 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 562ms problems are : Problem set: 0 solved, 35 unsolved
Search for dead transitions found 0 dead transitions in 562ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/28 places, 46/112 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1202 ms. Remains : 9/28 places, 46/112 transitions.
Stuttering acceptance computed with spot in 225 ms :[true, (OR (NOT p1) p0), (OR (NOT p1) p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-00
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-00 finished in 1482 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Graph (trivial) has 52 edges and 28 vertex of which 27 / 28 are part of one of the 2 SCC in 0 ms
Free SCC test removed 25 places
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 3 transition count 10
Applied a total of 3 rules in 2 ms. Remains 3 /28 variables (removed 25) and now considering 10/112 (removed 102) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-08 21:44:47] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
Normalized transition count is 6 out of 8 initially.
// Phase 1: matrix 6 rows 3 cols
[2025-06-08 21:44:47] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 3 constraints, problems are : Problem set: 0 solved, 4 unsolved in 39 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 7 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 89ms
[2025-06-08 21:44:47] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2025-06-08 21:44:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:47] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 21:44:47] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2025-06-08 21:44:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:47] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 21:44:47] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-08 21:44:47] [INFO ] Flow matrix only has 8 transitions (discarded 2 similar events)
[2025-06-08 21:44:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 3 constraints, problems are : Problem set: 0 solved, 4 unsolved in 35 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 7/9 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/9 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/10 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 7 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 89ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 91ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/28 places, 10/112 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 228 ms. Remains : 3/28 places, 10/112 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-01
Stuttering criterion allowed to conclude after 11 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-01 finished in 322 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(G((p0 U !p1))) U p2) U X(p3)))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 4 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 28 cols
[2025-06-08 21:44:47] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 21:44:47] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1245 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3200 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4464ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4465ms
[2025-06-08 21:44:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:51] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-08 21:44:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:44:51] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:44:51] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:44:52] [INFO ] Invariant cache hit.
[2025-06-08 21:44:52] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1285 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3154 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4450ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4451ms
Finished structural reductions in LTL mode , in 1 iterations and 9001 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 301 ms :[(NOT p3), (OR (AND (NOT p2) (NOT p3)) (AND p1 (NOT p3))), (NOT p3), p1, p1, (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-02
Product exploration explored 100000 steps with 50000 reset in 155 ms.
Product exploration explored 100000 steps with 50000 reset in 115 ms.
Computed a total of 0 stabilizing places and 14 stable transitions
Computed a total of 0 stabilizing places and 14 stable transitions
Knowledge obtained : [(AND p2 p3 p1 (NOT p0)), (X p2), (X (NOT (AND p1 p0 (NOT p3)))), (X p3), (X (NOT p0)), (X (NOT (AND (NOT p2) (NOT p3)))), (X p1), (X (X (NOT (OR (NOT p1) p0)))), (X (X (NOT (AND p1 p0 (NOT p3))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (AND p1 (NOT p0)))), (X (X p3)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p2) (NOT p3))))), (X (X p1)), (X (X p2))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 17 factoid took 21 ms. Reduced automaton from 6 states, 15 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-02 finished in 9631 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U (X(p1)&&(F(p2)||G(p3))))))'
Support contains 6 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:44:57] [INFO ] Invariant cache hit.
[2025-06-08 21:44:57] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1238 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3204 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4457ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4458ms
[2025-06-08 21:45:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:01] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-08 21:45:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:01] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:01] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:01] [INFO ] Invariant cache hit.
[2025-06-08 21:45:01] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1273 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3088 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4375ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4375ms
Finished structural reductions in LTL mode , in 1 iterations and 8899 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 441 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p1), (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p0) p3 (NOT p1)), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-03
Product exploration explored 100000 steps with 16707 reset in 319 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-03 finished in 9690 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((p0||G((p1||X(p2))))) U X(G(p3))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:06] [INFO ] Invariant cache hit.
[2025-06-08 21:45:06] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1230 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3144 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4391ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4392ms
[2025-06-08 21:45:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:11] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-08 21:45:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:11] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:11] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:11] [INFO ] Invariant cache hit.
[2025-06-08 21:45:11] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1250 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3151 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4425ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4426ms
Finished structural reductions in LTL mode , in 1 iterations and 8903 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 184 ms :[(AND (NOT p0) (NOT p3) (NOT p1) (NOT p2)), (NOT p3), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-04
Product exploration explored 100000 steps with 47 reset in 220 ms.
Stack based approach found an accepted trace after 87 steps with 6 reset with depth 20 and stack size 19 in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-04 finished in 9334 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((p0||F(p1)))||X(F(p1))))'
Support contains 4 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 2 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:16] [INFO ] Invariant cache hit.
[2025-06-08 21:45:16] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1260 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3139 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4412ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4412ms
[2025-06-08 21:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:20] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-08 21:45:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:20] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:20] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 82 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:20] [INFO ] Invariant cache hit.
[2025-06-08 21:45:20] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1258 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3156 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4427ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4427ms
Finished structural reductions in LTL mode , in 1 iterations and 8923 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 104 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-05
Product exploration explored 100000 steps with 1769 reset in 197 ms.
Stack based approach found an accepted trace after 102 steps with 3 reset with depth 19 and stack size 18 in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-05 finished in 9248 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((p0&&X(X(X((X(p1) U ((p2&&X(p1))||X(G(p1))))))))))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:25] [INFO ] Invariant cache hit.
[2025-06-08 21:45:25] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1290 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3128 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4462ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4462ms
[2025-06-08 21:45:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:29] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 21:45:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:29] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:29] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 70 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:29] [INFO ] Invariant cache hit.
[2025-06-08 21:45:29] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1210 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3216 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4478ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4478ms
Finished structural reductions in LTL mode , in 1 iterations and 9016 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 322 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 8 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-06 finished in 9365 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:34] [INFO ] Invariant cache hit.
[2025-06-08 21:45:34] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1239 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3162 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4411ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4411ms
[2025-06-08 21:45:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:39] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-08 21:45:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:39] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:39] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:39] [INFO ] Invariant cache hit.
[2025-06-08 21:45:39] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1255 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3074 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4352ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4353ms
Finished structural reductions in LTL mode , in 1 iterations and 8838 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-07
Product exploration explored 100000 steps with 353 reset in 289 ms.
Stack based approach found an accepted trace after 56 steps with 0 reset with depth 57 and stack size 57 in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-07 finished in 9304 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1)&&F(G(p2)))))'
Support contains 3 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Graph (trivial) has 44 edges and 28 vertex of which 25 / 28 are part of one of the 3 SCC in 1 ms
Free SCC test removed 22 places
Ensure Unique test removed 79 transitions
Reduce isomorphic transitions removed 79 transitions.
Reduce isomorphic (modulo) transitions removed 4 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 6 transition count 27
Applied a total of 3 rules in 4 ms. Remains 6 /28 variables (removed 22) and now considering 27/112 (removed 85) transitions.
Running 18 sub problems to find dead transitions.
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 24 transitions (discarded 3 similar events)
Normalized transition count is 22 out of 24 initially.
// Phase 1: matrix 22 rows 6 cols
[2025-06-08 21:45:44] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 23/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/30 variables, and 9 constraints, problems are : Problem set: 0 solved, 18 unsolved in 81 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 23/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 18/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 0/29 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/30 variables, and 27 constraints, problems are : Problem set: 0 solved, 18 unsolved in 148 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 233ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 233ms
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 24 transitions (discarded 3 similar events)
[2025-06-08 21:45:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:44] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 24 transitions (discarded 3 similar events)
[2025-06-08 21:45:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-08 21:45:44] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 21:45:44] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 24 transitions (discarded 3 similar events)
[2025-06-08 21:45:44] [INFO ] Invariant cache hit.
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 3 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 23/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 0/29 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/30 variables, and 9 constraints, problems are : Problem set: 0 solved, 18 unsolved in 83 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 23/29 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 18/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 0/29 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/30 variables, and 27 constraints, problems are : Problem set: 0 solved, 18 unsolved in 156 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 241ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 241ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/28 places, 27/112 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 533 ms. Remains : 6/28 places, 27/112 transitions.
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (NOT p1), (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-08 finished in 738 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Graph (trivial) has 52 edges and 28 vertex of which 27 / 28 are part of one of the 2 SCC in 0 ms
Free SCC test removed 25 places
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Reduce isomorphic (modulo) transitions removed 2 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 3 transition count 8
Applied a total of 3 rules in 2 ms. Remains 3 /28 variables (removed 25) and now considering 8/112 (removed 104) transitions.
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
// Phase 1: matrix 7 rows 3 cols
[2025-06-08 21:45:44] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:44] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-06-08 21:45:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-08 21:45:44] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 21:45:44] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-08 21:45:44] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-06-08 21:45:44] [INFO ] Invariant cache hit.
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/10 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 28 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/10 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 40 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 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 : 3/28 places, 8/112 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128 ms. Remains : 3/28 places, 8/112 transitions.
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-09
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-09 finished in 183 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(F(p0)))&&(G(p1) U p2)))'
Support contains 6 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 28 cols
[2025-06-08 21:45:44] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 21:45:44] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1292 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3076 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4392ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4392ms
[2025-06-08 21:45:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:49] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 21:45:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:49] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:49] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:49] [INFO ] Invariant cache hit.
[2025-06-08 21:45:49] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1196 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3164 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4391ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4392ms
Finished structural reductions in LTL mode , in 1 iterations and 8854 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 184 ms :[(OR (NOT p2) (NOT p0)), true, (NOT p0), (NOT p1), (NOT p2), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-10
Product exploration explored 100000 steps with 1527 reset in 240 ms.
Stack based approach found an accepted trace after 15 steps with 0 reset with depth 16 and stack size 16 in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-10 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-10 finished in 9299 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 28 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Graph (trivial) has 52 edges and 28 vertex of which 27 / 28 are part of one of the 2 SCC in 0 ms
Free SCC test removed 25 places
Ensure Unique test removed 100 transitions
Reduce isomorphic transitions removed 100 transitions.
Reduce isomorphic (modulo) transitions removed 2 transitions.
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 3 transition count 8
Applied a total of 3 rules in 1 ms. Remains 3 /28 variables (removed 25) and now considering 8/112 (removed 104) transitions.
[2025-06-08 21:45:54] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
// Phase 1: matrix 6 rows 3 cols
[2025-06-08 21:45:54] [INFO ] Computed 0 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:54] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-08 21:45:54] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-06-08 21:45:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:54] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 93 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 21:45:54] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-08 21:45:54] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-06-08 21:45:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 3 constraints, problems are : Problem set: 0 solved, 3 unsolved in 68 ms.
Refiners :[State Equation: 3/3 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
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 3 unsolved in 85 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 155ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 155ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/28 places, 8/112 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 253 ms. Remains : 3/28 places, 8/112 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-12 finished in 315 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((G(F(p0))||(p1&&F(p0)&&X(p2)))) U !p1))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 0 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
// Phase 1: matrix 112 rows 28 cols
[2025-06-08 21:45:54] [INFO ] Computed 0 invariants in 2 ms
[2025-06-08 21:45:54] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1324 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3182 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4534ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4534ms
[2025-06-08 21:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:59] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-08 21:45:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:45:59] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:45:59] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:45:59] [INFO ] Invariant cache hit.
[2025-06-08 21:45:59] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1264 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3116 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4398ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4398ms
Finished structural reductions in LTL mode , in 1 iterations and 8997 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 153 ms :[p1, (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-13
Product exploration explored 100000 steps with 5666 reset in 172 ms.
Stack based approach found an accepted trace after 203 steps with 12 reset with depth 2 and stack size 2 in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-13 finished in 9341 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (G(p0)||(p0&&G((!p1||(p2 U (p3||G(p2))))))))))'
Support contains 5 out of 28 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 28/28 places, 112/112 transitions.
Applied a total of 0 rules in 1 ms. Remains 28 /28 variables (removed 0) and now considering 112/112 (removed 0) transitions.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:46:03] [INFO ] Invariant cache hit.
[2025-06-08 21:46:03] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1258 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3219 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4510ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4510ms
[2025-06-08 21:46:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:46:08] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-08 21:46:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 21:46:08] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-08 21:46:08] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2025-06-08 21:46:08] [INFO ] Invariant cache hit.
[2025-06-08 21:46:08] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 0/140 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 140/140 variables, and 54 constraints, problems are : Problem set: 0 solved, 106 unsolved in 1268 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 112/140 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/140 variables, 26/54 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/140 variables, 106/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (OVERLAPS) 0/140 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 140/140 variables, and 160 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3104 ms.
Refiners :[State Equation: 28/28 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4425ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 4425ms
Finished structural reductions in LTL mode , in 1 iterations and 9011 ms. Remains : 28/28 places, 112/112 transitions.
Stuttering acceptance computed with spot in 242 ms :[true, (NOT p0), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p0) p1 (NOT p3) (NOT p2)), (AND (NOT p3) (NOT p2) p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-14
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood14600-LTLCardinality-14 finished in 9279 ms.
All properties solved by simple procedures.
Total runtime 98316 ms.

BK_STOP 1749419173230

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="ZombiesAndSurvivors-PT-Heawood14600"
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 2-5832"
echo " Executing tool itstools"
echo " Input is ZombiesAndSurvivors-PT-Heawood14600, 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 r254-tall-174931340200579"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Heawood14600.tgz
mv ZombiesAndSurvivors-PT-Heawood14600 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 ;