About the Execution of ITS-Tools for ZombiesAndSurvivors-PT-Heawood175050
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 172318.00 | 0.00 | 0.00 | FTFFFFTFFFFFFFTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r254-tall-174931340200595.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-Heawood175050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931340200595
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 604K
-rw-r--r-- 1 mcc users 12K Jun 6 09:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 105K Jun 6 09:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Jun 6 09:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Jun 6 09:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.4K Jun 6 12:22 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K Jun 6 12:22 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.3K Jun 6 12:22 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Jun 6 12:22 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 16K Jun 6 09:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Jun 6 09:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 17K Jun 6 09:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 107K Jun 6 09:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Jun 6 12:22 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Jun 6 12:22 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 14 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 66K 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-Heawood175050-LTLCardinality-00
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-01
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-02
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-03
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-04
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-05
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-06
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-07
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-08
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-09
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-10
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-11
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-12
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-13
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-14
FORMULA_NAME ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749421849170
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-Heawood175050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-08 22:30:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-08 22:30:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 22:30:50] [INFO ] Load time of PNML (sax parser for PT used): 51 ms
[2025-06-08 22:30:50] [INFO ] Transformed 34 places.
[2025-06-08 22:30:50] [INFO ] Transformed 158 transitions.
[2025-06-08 22:30:50] [INFO ] Parsed PT model containing 34 places and 158 transitions and 350 arcs in 135 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 27 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 9 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
// Phase 1: matrix 158 rows 34 cols
[2025-06-08 22:30:50] [INFO ] Computed 0 invariants in 5 ms
[2025-06-08 22:30:50] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2460 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 6352 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8908ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 8926ms
[2025-06-08 22:30:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:30:59] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 22:30:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:30:59] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:30:59] [INFO ] Implicit Places using invariants and state equation in 54 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:30:59] [INFO ] Invariant cache hit.
[2025-06-08 22:30:59] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2180 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5236 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7436ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7437ms
Finished structural reductions in LTL mode , in 1 iterations and 16497 ms. Remains : 34/34 places, 158/158 transitions.
Support contains 27 out of 34 places after structural reductions.
[2025-06-08 22:31:07] [INFO ] Flatten gal took : 24 ms
[2025-06-08 22:31:07] [INFO ] Flatten gal took : 14 ms
[2025-06-08 22:31:07] [INFO ] Input system was already deterministic with 158 transitions.
RANDOM walk for 40165 steps (8 resets) in 153 ms. (260 steps per ms) remains 2/32 properties
BEST_FIRST walk for 24949 steps (5 resets) in 30 ms. (804 steps per ms) remains 0/2 properties
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-15 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 17 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' '!(X(X((p0&&F(p1)&&X((p2||G(F(!p1))))))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:07] [INFO ] Invariant cache hit.
[2025-06-08 22:31:07] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2117 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5162 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7313ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7314ms
[2025-06-08 22:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:15] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-08 22:31:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:15] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:31:15] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:15] [INFO ] Invariant cache hit.
[2025-06-08 22:31:15] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2028 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5238 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7295ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7295ms
Finished structural reductions in LTL mode , in 1 iterations and 14701 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 518 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), true, (NOT p1), (AND p1 (NOT p2)), p1, p1]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 7771 steps with 94 reset in 154 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-00 finished in 15456 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 (!p1||G(p0)))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:23] [INFO ] Invariant cache hit.
[2025-06-08 22:31:23] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2243 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5167 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7437ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7438ms
[2025-06-08 22:31:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:30] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-08 22:31:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:30] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:31:30] [INFO ] Implicit Places using invariants and state equation in 53 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:30] [INFO ] Invariant cache hit.
[2025-06-08 22:31:30] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2342 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5160 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7546ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7547ms
Finished structural reductions in LTL mode , in 1 iterations and 15064 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 72 ms :[true, (AND p1 (NOT p0)), (AND p1 (NOT p0))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-01
Product exploration explored 100000 steps with 50000 reset in 126 ms.
Product exploration explored 100000 steps with 50000 reset in 183 ms.
Computed a total of 0 stabilizing places and 17 stable transitions
Computed a total of 0 stabilizing places and 17 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 47 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-01 finished in 15524 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||X(p1)))&&X(X((p1&&X(!p2))))))'
Support contains 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:38] [INFO ] Invariant cache hit.
[2025-06-08 22:31:38] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2157 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5150 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7342ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7342ms
[2025-06-08 22:31:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:46] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-08 22:31:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:46] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:31:46] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:31:46] [INFO ] Invariant cache hit.
[2025-06-08 22:31:46] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2037 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5112 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7201ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7201ms
Finished structural reductions in LTL mode , in 1 iterations and 14624 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 216 ms :[(OR (NOT p1) p2), (NOT p1), (AND (NOT p0) (NOT p1)), (OR (NOT p1) p2), true, (OR (NOT p1) p2), p2]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-03 finished in 14857 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)) U !p2))'
Support contains 6 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 74 edges and 34 vertex of which 28 / 34 are part of one of the 2 SCC in 1 ms
Free SCC test removed 26 places
Ensure Unique test removed 120 transitions
Reduce isomorphic transitions removed 120 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 8 transition count 36
Applied a total of 3 rules in 14 ms. Remains 8 /34 variables (removed 26) and now considering 36/158 (removed 122) transitions.
Running 32 sub problems to find dead transitions.
[2025-06-08 22:31:53] [INFO ] Flow matrix only has 31 transitions (discarded 5 similar events)
Normalized transition count is 27 out of 31 initially.
// Phase 1: matrix 27 rows 8 cols
[2025-06-08 22:31:53] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 22:31:53] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (OVERLAPS) 30/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 1/39 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 17 constraints, problems are : Problem set: 0 solved, 32 unsolved in 227 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (OVERLAPS) 30/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 49 constraints, problems are : Problem set: 0 solved, 32 unsolved in 469 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 739ms problems are : Problem set: 0 solved, 32 unsolved
Search for dead transitions found 0 dead transitions in 740ms
[2025-06-08 22:31:54] [INFO ] Flow matrix only has 31 transitions (discarded 5 similar events)
[2025-06-08 22:31:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:54] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-08 22:31:54] [INFO ] Flow matrix only has 31 transitions (discarded 5 similar events)
[2025-06-08 22:31:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:54] [INFO ] State equation strengthened by 9 read => feed constraints.
[2025-06-08 22:31:54] [INFO ] Implicit Places using invariants and state equation in 22 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 22:31:54] [INFO ] Redundant transitions in 1 ms returned []
Running 32 sub problems to find dead transitions.
[2025-06-08 22:31:54] [INFO ] Flow matrix only has 31 transitions (discarded 5 similar events)
[2025-06-08 22:31:54] [INFO ] Invariant cache hit.
[2025-06-08 22:31:54] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (OVERLAPS) 30/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (OVERLAPS) 1/39 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 17 constraints, problems are : Problem set: 0 solved, 32 unsolved in 237 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 32 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 1 (OVERLAPS) 30/38 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/38 variables, 8/16 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/38 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 5 (OVERLAPS) 1/39 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 32 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 49 constraints, problems are : Problem set: 0 solved, 32 unsolved in 436 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 32/32 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 686ms problems are : Problem set: 0 solved, 32 unsolved
Search for dead transitions found 0 dead transitions in 686ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/34 places, 36/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 1488 ms. Remains : 8/34 places, 36/158 transitions.
Stuttering acceptance computed with spot in 101 ms :[p2, (NOT p1), (AND (NOT p1) p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-04
Stuttering criterion allowed to conclude after 49 steps with 5 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-04 finished in 1606 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 3 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 92 edges and 34 vertex of which 31 / 34 are part of one of the 2 SCC in 0 ms
Free SCC test removed 29 places
Ensure Unique test removed 140 transitions
Reduce isomorphic transitions removed 140 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 5 transition count 16
Applied a total of 3 rules in 2 ms. Remains 5 /34 variables (removed 29) and now considering 16/158 (removed 142) transitions.
[2025-06-08 22:31:55] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
// Phase 1: matrix 12 rows 5 cols
[2025-06-08 22:31:55] [INFO ] Computed 0 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:55] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-08 22:31:55] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
[2025-06-08 22:31:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:31:55] [INFO ] Implicit Places using invariants and state equation in 21 ms returned []
Implicit Place search using SMT with State Equation took 40 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:31:55] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2025-06-08 22:31:55] [INFO ] Flow matrix only has 12 transitions (discarded 4 similar events)
[2025-06-08 22:31:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 11/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/16 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 5 constraints, problems are : Problem set: 0 solved, 9 unsolved in 79 ms.
Refiners :[State Equation: 5/5 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 11/15 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/16 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/16 variables, 9/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 14 constraints, problems are : Problem set: 0 solved, 9 unsolved in 104 ms.
Refiners :[State Equation: 5/5 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 212ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 212ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/34 places, 16/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 270 ms. Remains : 5/34 places, 16/158 transitions.
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-05 finished in 310 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&&F((X(X(X(p1)))&&F(p0))))))'
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 2 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
// Phase 1: matrix 158 rows 34 cols
[2025-06-08 22:31:55] [INFO ] Computed 0 invariants in 2 ms
[2025-06-08 22:31:55] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2045 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5429 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7525ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7526ms
[2025-06-08 22:32:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:03] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-08 22:32:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:03] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:32:03] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:03] [INFO ] Invariant cache hit.
[2025-06-08 22:32:03] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2238 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5278 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7565ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7566ms
Finished structural reductions in LTL mode , in 1 iterations and 15168 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 305 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-06
Product exploration explored 100000 steps with 20000 reset in 199 ms.
Product exploration explored 100000 steps with 20000 reset in 137 ms.
Computed a total of 0 stabilizing places and 17 stable transitions
Computed a total of 0 stabilizing places and 17 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 10 states, 14 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 270 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40031 steps (8 resets) in 20 ms. (1906 steps per ms) remains 1/3 properties
BEST_FIRST walk for 8616 steps (1 resets) in 21 ms. (391 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 3 factoid took 154 ms. Reduced automaton from 8 states, 10 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 314 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 249 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:12] [INFO ] Invariant cache hit.
[2025-06-08 22:32:12] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2162 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5194 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7380ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7380ms
[2025-06-08 22:32:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:20] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-08 22:32:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:20] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:32:20] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 72 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:20] [INFO ] Invariant cache hit.
[2025-06-08 22:32:20] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2038 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5149 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7206ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7207ms
Finished structural reductions in LTL mode , in 1 iterations and 14661 ms. Remains : 34/34 places, 158/158 transitions.
Computed a total of 0 stabilizing places and 17 stable transitions
Computed a total of 0 stabilizing places and 17 stable transitions
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 78 ms. Reduced automaton from 8 states, 10 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40145 steps (8 resets) in 23 ms. (1672 steps per ms) remains 1/3 properties
BEST_FIRST walk for 8765 steps (0 resets) in 8 ms. (973 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 1 factoid took 204 ms. Reduced automaton from 8 states, 10 edges and 2 AP (stutter sensitive) to 8 states, 10 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 296 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 264 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 20000 reset in 167 ms.
Product exploration explored 100000 steps with 20000 reset in 128 ms.
Applying partial POR strategy [false, false, false, false, false, false, true, true]
Stuttering acceptance computed with spot in 320 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 100 edges and 34 vertex of which 32 / 34 are part of one of the 2 SCC in 1 ms
Free SCC test removed 30 places
Ensure Unique test removed 142 transitions
Reduce isomorphic transitions removed 142 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 4 transition count 14
Applied a total of 3 rules in 2 ms. Remains 4 /34 variables (removed 30) and now considering 14/158 (removed 144) transitions.
Running 7 sub problems to find dead transitions.
[2025-06-08 22:32:29] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
Normalized transition count is 11 out of 13 initially.
// Phase 1: matrix 11 rows 4 cols
[2025-06-08 22:32:29] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 22:32:29] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 11/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 6 constraints, problems are : Problem set: 0 solved, 7 unsolved in 67 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 11/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 79 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 167ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:32:29] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-08 22:32:29] [INFO ] Flow matrix only has 13 transitions (discarded 1 similar events)
[2025-06-08 22:32:29] [INFO ] Invariant cache hit.
[2025-06-08 22:32:29] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 11/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/16 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 16/17 variables, and 6 constraints, problems are : Problem set: 0 solved, 7 unsolved in 77 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 11/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/14 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/16 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/16 variables, 7/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/16 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 16/17 variables, and 13 constraints, problems are : Problem set: 0 solved, 7 unsolved in 86 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 183ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 183ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/34 places, 14/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 356 ms. Remains : 4/34 places, 14/158 transitions.
Built C files in :
/tmp/ltsmin5497661592758118061
[2025-06-08 22:32:29] [INFO ] Built C files in 10ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5497661592758118061
Running compilation step : cd /tmp/ltsmin5497661592758118061;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 330 ms.
Running link step : cd /tmp/ltsmin5497661592758118061;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin5497661592758118061;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased3793173144355473262.hoa' '--buchi-type=spotba'
LTSmin run took 4667 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-06 finished in 39305 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)&&X(p1)))'
Support contains 2 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
// Phase 1: matrix 158 rows 34 cols
[2025-06-08 22:32:34] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 22:32:34] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2060 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5157 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7245ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7245ms
[2025-06-08 22:32:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:42] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-08 22:32:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:42] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:32:42] [INFO ] Implicit Places using invariants and state equation in 57 ms returned []
Implicit Place search using SMT with State Equation took 101 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:42] [INFO ] Invariant cache hit.
[2025-06-08 22:32:42] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2031 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5052 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7117ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7118ms
Finished structural reductions in LTL mode , in 1 iterations and 14467 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-07 finished in 14585 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(G(((p0 U G(p1))&&X(X(p2)))))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:49] [INFO ] Invariant cache hit.
[2025-06-08 22:32:49] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2041 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5174 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7248ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7249ms
[2025-06-08 22:32:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:56] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-08 22:32:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:32:56] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:32:56] [INFO ] Implicit Places using invariants and state equation in 59 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:32:56] [INFO ] Invariant cache hit.
[2025-06-08 22:32:56] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2056 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5064 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7147ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7147ms
Finished structural reductions in LTL mode , in 1 iterations and 14484 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 247 ms :[(OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 40 steps with 0 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-08 finished in 14752 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&&(p1 U p2)))))'
Support contains 4 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 88 edges and 34 vertex of which 30 / 34 are part of one of the 2 SCC in 0 ms
Free SCC test removed 28 places
Ensure Unique test removed 132 transitions
Reduce isomorphic transitions removed 132 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 24
Applied a total of 3 rules in 2 ms. Remains 6 /34 variables (removed 28) and now considering 24/158 (removed 134) transitions.
Running 15 sub problems to find dead transitions.
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
Normalized transition count is 19 out of 21 initially.
// Phase 1: matrix 19 rows 6 cols
[2025-06-08 22:33:04] [INFO ] Computed 0 invariants in 2 ms
[2025-06-08 22:33:04] [INFO ] State equation strengthened by 2 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, 15 unsolved
At refinement iteration 1 (OVERLAPS) 20/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/27 variables, and 8 constraints, problems are : Problem set: 0 solved, 15 unsolved in 69 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 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, 15 unsolved
At refinement iteration 1 (OVERLAPS) 20/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 15/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/27 variables, and 23 constraints, problems are : Problem set: 0 solved, 15 unsolved in 134 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 219ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 219ms
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2025-06-08 22:33:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:04] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2025-06-08 22:33:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:04] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-08 22:33:04] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:33:04] [INFO ] Redundant transitions in 0 ms returned []
Running 15 sub problems to find dead transitions.
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 21 transitions (discarded 3 similar events)
[2025-06-08 22:33:04] [INFO ] Invariant cache hit.
[2025-06-08 22:33:04] [INFO ] State equation strengthened by 2 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, 15 unsolved
At refinement iteration 1 (OVERLAPS) 20/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 0/26 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/27 variables, and 8 constraints, problems are : Problem set: 0 solved, 15 unsolved in 64 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 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, 15 unsolved
At refinement iteration 1 (OVERLAPS) 20/26 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 15/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/27 variables, and 23 constraints, problems are : Problem set: 0 solved, 15 unsolved in 118 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 216ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 216ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/34 places, 24/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 486 ms. Remains : 6/34 places, 24/158 transitions.
Stuttering acceptance computed with spot in 77 ms :[(OR (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-09 finished in 578 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 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 106 edges and 34 vertex of which 33 / 34 are part of one of the 2 SCC in 0 ms
Free SCC test removed 31 places
Ensure Unique test removed 146 transitions
Reduce isomorphic transitions removed 146 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 /34 variables (removed 31) and now considering 10/158 (removed 148) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
Normalized transition count is 7 out of 9 initially.
// Phase 1: matrix 7 rows 3 cols
[2025-06-08 22:33:04] [INFO ] Computed 0 invariants in 0 ms
[2025-06-08 22:33:04] [INFO ] State equation strengthened by 1 read => feed constraints.
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, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 2/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/12 variables, and 4 constraints, problems are : Problem set: 0 solved, 4 unsolved in 38 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 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, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 2/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/12 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 68 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 118ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 118ms
[2025-06-08 22:33:04] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2025-06-08 22:33:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:05] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2025-06-08 22:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:05] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-08 22:33:05] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:33:05] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 9 transitions (discarded 1 similar events)
[2025-06-08 22:33:05] [INFO ] Invariant cache hit.
[2025-06-08 22:33:05] [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, 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, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 2/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 11/12 variables, and 4 constraints, problems are : Problem set: 0 solved, 4 unsolved in 36 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 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, 1/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 2/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/11 variables, 4/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 11/12 variables, and 8 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 93ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/34 places, 10/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 252 ms. Remains : 3/34 places, 10/158 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-10 finished in 328 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||F(p1)) U X(X((p2&&F(G(!p0)))))))))'
Support contains 5 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 76 edges and 34 vertex of which 29 / 34 are part of one of the 2 SCC in 0 ms
Free SCC test removed 27 places
Ensure Unique test removed 130 transitions
Reduce isomorphic transitions removed 130 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 7 transition count 26
Applied a total of 3 rules in 4 ms. Remains 7 /34 variables (removed 27) and now considering 26/158 (removed 132) transitions.
Running 16 sub problems to find dead transitions.
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
Normalized transition count is 21 out of 23 initially.
// Phase 1: matrix 21 rows 7 cols
[2025-06-08 22:33:05] [INFO ] Computed 0 invariants in 0 ms
[2025-06-08 22:33:05] [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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 22/29 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 0/29 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/30 variables, and 10 constraints, problems are : Problem set: 0 solved, 16 unsolved in 175 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 22/29 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 16/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/29 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 16 unsolved in 158 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 337ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 337ms
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
[2025-06-08 22:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:05] [INFO ] Implicit Places using invariants in 12 ms returned []
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
[2025-06-08 22:33:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:05] [INFO ] State equation strengthened by 3 read => feed constraints.
[2025-06-08 22:33:05] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:33:05] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-08 22:33:05] [INFO ] Flow matrix only has 23 transitions (discarded 3 similar events)
[2025-06-08 22:33:05] [INFO ] Invariant cache hit.
[2025-06-08 22:33:05] [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) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 22/29 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 0/29 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 29/30 variables, and 10 constraints, problems are : Problem set: 0 solved, 16 unsolved in 67 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 22/29 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/29 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/29 variables, 16/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/29 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/29 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 29/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 16 unsolved in 139 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 233ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 233ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/34 places, 26/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 627 ms. Remains : 7/34 places, 26/158 transitions.
Stuttering acceptance computed with spot in 405 ms :[(OR (NOT p2) p0), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (NOT p2) p0), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (NOT p2) p0), (AND p0 (NOT p1)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p1))), p0]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-11
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-11 finished in 1064 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)&&X(X(X(X(F(!p1)))))))'
Support contains 5 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 3 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
// Phase 1: matrix 158 rows 34 cols
[2025-06-08 22:33:06] [INFO ] Computed 0 invariants in 1 ms
[2025-06-08 22:33:06] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2005 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5157 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7195ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7196ms
[2025-06-08 22:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:13] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-08 22:33:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:13] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:33:13] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 77 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:33:13] [INFO ] Invariant cache hit.
[2025-06-08 22:33:13] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2000 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5118 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7147ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7147ms
Finished structural reductions in LTL mode , in 1 iterations and 14423 ms. Remains : 34/34 places, 158/158 transitions.
Stuttering acceptance computed with spot in 206 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Running random walk in product with property : ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-12
Product exploration explored 100000 steps with 0 reset in 253 ms.
Product exploration explored 100000 steps with 0 reset in 396 ms.
Computed a total of 0 stabilizing places and 17 stable transitions
Computed a total of 0 stabilizing places and 17 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 3 factoid took 154 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 280 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
RANDOM walk for 37149 steps (8 resets) in 10 ms. (3377 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F (NOT p0)), (F p1)]
Knowledge based reduction with 3 factoid took 170 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 233 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Stuttering acceptance computed with spot in 228 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
[2025-06-08 22:33:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG true
Knowledge obtained : [(AND (NOT p1) p0), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F (NOT p0)), (F p1), true]
Knowledge based reduction with 3 factoid took 238 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 206 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Support contains 5 out of 34 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Applied a total of 0 rules in 1 ms. Remains 34 /34 variables (removed 0) and now considering 158/158 (removed 0) transitions.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:33:23] [INFO ] Invariant cache hit.
[2025-06-08 22:33:23] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2041 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5278 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7333ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7333ms
[2025-06-08 22:33:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:30] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-08 22:33:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 22:33:30] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-08 22:33:30] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 151 sub problems to find dead transitions.
[2025-06-08 22:33:30] [INFO ] Invariant cache hit.
[2025-06-08 22:33:30] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (OVERLAPS) 0/192 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Real declared 192/192 variables, and 66 constraints, problems are : Problem set: 0 solved, 151 unsolved in 2024 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 151 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 1 (OVERLAPS) 158/192 variables, 34/34 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 32/66 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 151/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
At refinement iteration 5 (OVERLAPS) 0/192 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 151 unsolved
No progress, stopping.
After SMT solving in domain Int declared 192/192 variables, and 217 constraints, problems are : Problem set: 0 solved, 151 unsolved in 5116 ms.
Refiners :[State Equation: 34/34 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 151/151 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7168ms problems are : Problem set: 0 solved, 151 unsolved
Search for dead transitions found 0 dead transitions in 7169ms
Finished structural reductions in LTL mode , in 1 iterations and 14594 ms. Remains : 34/34 places, 158/158 transitions.
Computed a total of 0 stabilizing places and 17 stable transitions
Computed a total of 0 stabilizing places and 17 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 3 factoid took 163 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 240 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
RANDOM walk for 38122 steps (8 resets) in 15 ms. (2382 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F (NOT p0)), (F p1)]
Knowledge based reduction with 3 factoid took 198 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 228 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Stuttering acceptance computed with spot in 223 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
[2025-06-08 22:33:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG true
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X p0))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F (NOT p0)), (F p1), true]
Knowledge based reduction with 3 factoid took 210 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 7 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 235 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Stuttering acceptance computed with spot in 210 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Product exploration explored 100000 steps with 0 reset in 245 ms.
Product exploration explored 100000 steps with 0 reset in 308 ms.
Applying partial POR strategy [false, true, true, false, false, false, true]
Stuttering acceptance computed with spot in 221 ms :[true, (NOT p0), (NOT p1), p1, p1, p1, p1]
Support contains 5 out of 34 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 34/34 places, 158/158 transitions.
Graph (trivial) has 78 edges and 34 vertex of which 29 / 34 are part of one of the 2 SCC in 0 ms
Free SCC test removed 27 places
Ensure Unique test removed 130 transitions
Reduce isomorphic transitions removed 130 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 7 transition count 26
Applied a total of 3 rules in 2 ms. Remains 7 /34 variables (removed 27) and now considering 26/158 (removed 132) transitions.
Running 16 sub problems to find dead transitions.
[2025-06-08 22:33:40] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
Normalized transition count is 20 out of 22 initially.
// Phase 1: matrix 20 rows 7 cols
[2025-06-08 22:33:40] [INFO ] Computed 0 invariants in 0 ms
[2025-06-08 22:33:40] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 21/28 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 0/28 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/29 variables, and 9 constraints, problems are : Problem set: 0 solved, 16 unsolved in 105 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 21/28 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/28 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/29 variables, and 25 constraints, problems are : Problem set: 0 solved, 16 unsolved in 162 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 280ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 280ms
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 22:33:40] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-08 22:33:40] [INFO ] Flow matrix only has 22 transitions (discarded 4 similar events)
[2025-06-08 22:33:40] [INFO ] Invariant cache hit.
[2025-06-08 22:33:40] [INFO ] State equation strengthened by 2 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 21/28 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 0/28 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 28/29 variables, and 9 constraints, problems are : Problem set: 0 solved, 16 unsolved in 100 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 16 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 21/28 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/28 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/28 variables, 16/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/28 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 0/28 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 28/29 variables, and 25 constraints, problems are : Problem set: 0 solved, 16 unsolved in 181 ms.
Refiners :[State Equation: 7/7 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 297ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 297ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/34 places, 26/158 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 584 ms. Remains : 7/34 places, 26/158 transitions.
Built C files in :
/tmp/ltsmin12497850049694381065
[2025-06-08 22:33:41] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12497850049694381065
Running compilation step : cd /tmp/ltsmin12497850049694381065;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 196 ms.
Running link step : cd /tmp/ltsmin12497850049694381065;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin12497850049694381065;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7440106875640821255.hoa' '--buchi-type=spotba'
LTSmin run took 148 ms.
FORMULA ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-12 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ZombiesAndSurvivors-PT-Heawood175050-LTLCardinality-12 finished in 35162 ms.
All properties solved by simple procedures.
Total runtime 171085 ms.
BK_STOP 1749422021488
--------------------
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-Heawood175050"
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-Heawood175050, 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-174931340200595"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Heawood175050.tgz
mv ZombiesAndSurvivors-PT-Heawood175050 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;