About the Execution of ITS-Tools for ZombiesAndSurvivors-PT-Circular64010010
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 503503.00 | 0.00 | 0.00 | FFTFFFFFFFFFFFFT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r254-tall-174931340100555.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-Circular64010010, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931340100555
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 676K
-rw-r--r-- 1 mcc users 9.2K Jun 6 09:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Jun 6 09:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Jun 6 09:09 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Jun 6 09:09 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Jun 6 12:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Jun 6 12:18 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Jun 6 12:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Jun 6 12:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 18K Jun 6 09:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 152K Jun 6 09:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Jun 6 09:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Jun 6 09:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Jun 6 12:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Jun 6 12:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 17 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 165K 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-Circular64010010-LTLCardinality-00
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-01
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-02
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-03
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-04
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-05
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-06
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-07
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-08
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-09
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-10
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-11
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-12
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-13
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-14
FORMULA_NAME ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1749415710847
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-Circular64010010
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-08 20:48:32] [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 20:48:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-08 20:48:32] [INFO ] Load time of PNML (sax parser for PT used): 74 ms
[2025-06-08 20:48:32] [INFO ] Transformed 128 places.
[2025-06-08 20:48:32] [INFO ] Transformed 384 transitions.
[2025-06-08 20:48:32] [INFO ] Parsed PT model containing 128 places and 384 transitions and 896 arcs in 159 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 17 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 128 cols
[2025-06-08 20:48:32] [INFO ] Computed 0 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:48:32] [INFO ] Implicit Places using invariants in 131 ms returned []
[2025-06-08 20:48:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:48:32] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:48:32] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:48:32] [INFO ] Invariant cache hit.
[2025-06-08 20:48:32] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30023 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30014 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60141ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60153ms
Finished structural reductions in LTL mode , in 1 iterations and 60548 ms. Remains : 128/128 places, 384/384 transitions.
Support contains 41 out of 128 places after structural reductions.
[2025-06-08 20:49:33] [INFO ] Flatten gal took : 40 ms
[2025-06-08 20:49:33] [INFO ] Flatten gal took : 18 ms
[2025-06-08 20:49:33] [INFO ] Input system was already deterministic with 384 transitions.
Support contains 37 out of 128 places (down from 41) after GAL structural reductions.
RANDOM walk for 40007 steps (8 resets) in 717 ms. (55 steps per ms) remains 9/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 101 ms. (392 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40003 steps (8 resets) in 182 ms. (218 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 76 ms. (519 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40002 steps (8 resets) in 82 ms. (481 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 9/9 properties
[2025-06-08 20:49:33] [INFO ] Invariant cache hit.
[2025-06-08 20:49:33] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 69/82 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 134/216 variables, 32/51 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 35/86 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 91/307 variables, 25/111 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/307 variables, 26/137 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/307 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 73/380 variables, 19/156 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/380 variables, 20/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/380 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (OVERLAPS) 65/445 variables, 17/193 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/445 variables, 15/208 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/445 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (OVERLAPS) 57/502 variables, 16/224 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/502 variables, 20/244 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/502 variables, 0/244 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (OVERLAPS) 10/512 variables, 6/250 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/512 variables, 4/254 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/512 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (OVERLAPS) 0/512 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 9 unsolved in 966 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 69/82 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 134/216 variables, 32/51 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 35/86 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/216 variables, 9/95 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/216 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 91/307 variables, 25/120 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/307 variables, 26/146 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/307 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 11 (OVERLAPS) 73/380 variables, 19/165 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/380 variables, 20/185 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/380 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 14 (OVERLAPS) 65/445 variables, 17/202 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/445 variables, 15/217 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/445 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 17 (OVERLAPS) 57/502 variables, 16/233 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/502 variables, 20/253 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/502 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 20 (OVERLAPS) 10/512 variables, 6/259 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/512 variables, 4/263 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/512 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 23 (OVERLAPS) 0/512 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 512/512 variables, and 263 constraints, problems are : Problem set: 0 solved, 9 unsolved in 4222 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5200ms problems are : Problem set: 0 solved, 9 unsolved
Fused 9 Parikh solutions to 1 different solutions.
Finished Parikh walk after 593 steps, including 0 resets, run visited all 9 properties in 5 ms. (steps per millisecond=118 )
Parikh walk visited 9 properties in 8 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 64 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(((F(G(p0)) U p1)&&F((p2||G(!p0)))))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 11 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2025-06-08 20:49:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:49:39] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-08 20:49:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:49:39] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:49:39] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 141 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:49:39] [INFO ] Invariant cache hit.
[2025-06-08 20:49:39] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30020 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30019 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60079ms
Finished structural reductions in LTL mode , in 1 iterations and 60233 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 338 ms :[(OR (NOT p1) (AND p0 (NOT p2))), (OR (NOT p1) (AND p0 (NOT p2))), (OR (NOT p1) (AND p0 (NOT p2))), (NOT p0), (NOT p1), (AND (NOT p2) p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-01
Product exploration explored 100000 steps with 11551 reset in 297 ms.
Stack based approach found an accepted trace after 42 steps with 5 reset with depth 20 and stack size 20 in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-01 finished in 60935 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(p0)) U (X(p0) U p1))))'
Support contains 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 5 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2025-06-08 20:50:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:50:40] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-08 20:50:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:50:40] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:50:40] [INFO ] Implicit Places using invariants and state equation in 121 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:50:40] [INFO ] Invariant cache hit.
[2025-06-08 20:50:40] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30026 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30025 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60082ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60084ms
Finished structural reductions in LTL mode , in 1 iterations and 60244 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p1), (NOT p1), (NOT p0), (NOT p0), true]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-02
Product exploration explored 100000 steps with 50000 reset in 109 ms.
Product exploration explored 100000 steps with 50000 reset in 138 ms.
Computed a total of 0 stabilizing places and 64 stable transitions
Computed a total of 0 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (OR (NOT p1) (NOT p0)))), (X (X p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 35 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-02 finished in 60702 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' '!((p0 U p1))'
Support contains 3 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 244 edges and 128 vertex of which 125 / 128 are part of one of the 3 SCC in 2 ms
Free SCC test removed 122 places
Ensure Unique test removed 361 transitions
Reduce isomorphic transitions removed 361 transitions.
Applied a total of 1 rules in 11 ms. Remains 6 /128 variables (removed 122) and now considering 23/384 (removed 361) transitions.
[2025-06-08 20:51:41] [INFO ] Flow matrix only has 18 transitions (discarded 5 similar events)
// Phase 1: matrix 18 rows 6 cols
[2025-06-08 20:51:41] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:51:41] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-08 20:51:41] [INFO ] Flow matrix only has 18 transitions (discarded 5 similar events)
[2025-06-08 20:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:51:41] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-08 20:51:41] [INFO ] Implicit Places using invariants and state equation in 17 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 20:51:41] [INFO ] Redundant transitions in 1 ms returned []
Running 16 sub problems to find dead transitions.
[2025-06-08 20:51:41] [INFO ] Flow matrix only has 18 transitions (discarded 5 similar events)
[2025-06-08 20:51:41] [INFO ] Invariant cache hit.
[2025-06-08 20:51:41] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 17/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 1/23 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/23 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Real declared 23/24 variables, and 8 constraints, problems are : Problem set: 0 solved, 16 unsolved in 229 ms.
Refiners :[State Equation: 6/6 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 17/22 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (OVERLAPS) 1/23 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/23 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 8 (OVERLAPS) 0/23 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 16 unsolved
No progress, stopping.
After SMT solving in domain Int declared 23/24 variables, and 24 constraints, problems are : Problem set: 0 solved, 16 unsolved in 178 ms.
Refiners :[State Equation: 6/6 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 413ms problems are : Problem set: 0 solved, 16 unsolved
Search for dead transitions found 0 dead transitions in 413ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/128 places, 23/384 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 497 ms. Remains : 6/128 places, 23/384 transitions.
Stuttering acceptance computed with spot in 45 ms :[true, (NOT p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-03 finished in 551 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&X(X(p1))))))'
Support contains 4 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 7 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 128 cols
[2025-06-08 20:51:41] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:51:41] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-08 20:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:51:41] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:51:41] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:51:41] [INFO ] Invariant cache hit.
[2025-06-08 20:51:41] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30010 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30018 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60062ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60063ms
Finished structural reductions in LTL mode , in 1 iterations and 60187 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 179 ms :[(NOT p1), (NOT p1), (NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 220 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-04 finished in 60600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 252 edges and 128 vertex of which 127 / 128 are part of one of the 2 SCC in 1 ms
Free SCC test removed 125 places
Ensure Unique test removed 376 transitions
Reduce isomorphic transitions removed 376 transitions.
Applied a total of 1 rules in 2 ms. Remains 3 /128 variables (removed 125) and now considering 8/384 (removed 376) transitions.
[2025-06-08 20:52:42] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
// Phase 1: matrix 7 rows 3 cols
[2025-06-08 20:52:42] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:52:42] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-08 20:52:42] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-06-08 20:52:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:52:42] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-08 20:52:42] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 20:52:42] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-08 20:52:42] [INFO ] Flow matrix only has 7 transitions (discarded 1 similar events)
[2025-06-08 20:52:42] [INFO ] Invariant cache hit.
[2025-06-08 20:52:42] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 9/10 variables, and 4 constraints, problems are : Problem set: 0 solved, 3 unsolved in 25 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 2/9 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/9 variables, 3/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 9/10 variables, and 7 constraints, problems are : Problem set: 0 solved, 3 unsolved in 42 ms.
Refiners :[State Equation: 3/3 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 69ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/128 places, 8/384 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 114 ms. Remains : 3/128 places, 8/384 transitions.
Stuttering acceptance computed with spot in 26 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-05 finished in 156 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((G(F(p1))||(p2&&F(p1)))) U !p1) U X(p3))) U p4)))'
Support contains 6 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 12 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 128 cols
[2025-06-08 20:52:42] [INFO ] Computed 0 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:52:42] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-08 20:52:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:52:42] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:52:42] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:52:42] [INFO ] Invariant cache hit.
[2025-06-08 20:52:42] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30022 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30022 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60068ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60069ms
Finished structural reductions in LTL mode , in 1 iterations and 60206 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 370 ms :[(NOT p4), (NOT p4), (NOT p3), (AND (NOT p1) (NOT p3)), (AND p1 (NOT p3)), (NOT p1), (NOT p1), p1]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-06
Product exploration explored 100000 steps with 6262 reset in 167 ms.
Stack based approach found an accepted trace after 32 steps with 2 reset with depth 15 and stack size 15 in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-06 finished in 60810 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((G((X(G(p0))||(p1&&G(p2)))) U p3)))'
Support contains 7 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 3 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2025-06-08 20:53:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:53:43] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-08 20:53:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:53:43] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:53:43] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 142 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:53:43] [INFO ] Invariant cache hit.
[2025-06-08 20:53:43] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30016 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30016 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60056ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60057ms
Finished structural reductions in LTL mode , in 1 iterations and 60210 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 262 ms :[(NOT p3), (NOT p3), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), true, (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 512 steps with 0 reset in 2 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-07 finished in 60501 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 (X(G(!p0))||(X(!p0)&&(X(X(p1)) U ((X(X(p1))&&G(p2))||X(X(G(p1)))))))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 8 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
[2025-06-08 20:54:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:54:43] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-08 20:54:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:54:43] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:54:43] [INFO ] Implicit Places using invariants and state equation in 104 ms returned []
Implicit Place search using SMT with State Equation took 139 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:54:43] [INFO ] Invariant cache hit.
[2025-06-08 20:54:43] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30019 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30017 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60059ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60060ms
Finished structural reductions in LTL mode , in 1 iterations and 60208 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 412 ms :[true, p0, (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (NOT p1), (AND p0 (NOT p1)), (AND p0 (NOT p1)), p0, p0, (NOT p1), (NOT p1), (AND p0 (NOT p1))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-08 finished in 60664 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 3 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 244 edges and 128 vertex of which 125 / 128 are part of one of the 4 SCC in 1 ms
Free SCC test removed 121 places
Ensure Unique test removed 356 transitions
Reduce isomorphic transitions removed 356 transitions.
Applied a total of 1 rules in 4 ms. Remains 7 /128 variables (removed 121) and now considering 28/384 (removed 356) transitions.
[2025-06-08 20:55:44] [INFO ] Flow matrix only has 20 transitions (discarded 8 similar events)
// Phase 1: matrix 20 rows 7 cols
[2025-06-08 20:55:44] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:55:44] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-08 20:55:44] [INFO ] Flow matrix only has 20 transitions (discarded 8 similar events)
[2025-06-08 20:55:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:55:44] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 20:55:44] [INFO ] Redundant transitions in 0 ms returned []
Running 22 sub problems to find dead transitions.
[2025-06-08 20:55:44] [INFO ] Flow matrix only has 20 transitions (discarded 8 similar events)
[2025-06-08 20:55:44] [INFO ] Invariant cache hit.
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, 22 unsolved
At refinement iteration 1 (OVERLAPS) 19/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 1/26 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 0/26 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/27 variables, and 7 constraints, problems are : Problem set: 0 solved, 22 unsolved in 143 ms.
Refiners :[State Equation: 7/7 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 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, 22 unsolved
At refinement iteration 1 (OVERLAPS) 19/25 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/25 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/25 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 1/26 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 14/29 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/27 variables, and 29 constraints, problems are : Problem set: 0 solved, 22 unsolved in 203 ms.
Refiners :[State Equation: 7/7 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 348ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 349ms
Starting structural reductions in SI_LTL mode, iteration 1 : 7/128 places, 28/384 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 398 ms. Remains : 7/128 places, 28/384 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-10 finished in 522 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1 U (p2||G(p1)))))))'
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Applied a total of 0 rules in 5 ms. Remains 128 /128 variables (removed 0) and now considering 384/384 (removed 0) transitions.
// Phase 1: matrix 384 rows 128 cols
[2025-06-08 20:55:44] [INFO ] Computed 0 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:55:44] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-08 20:55:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:55:45] [INFO ] State equation strengthened by 126 read => feed constraints.
[2025-06-08 20:55:45] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Running 380 sub problems to find dead transitions.
[2025-06-08 20:55:45] [INFO ] Invariant cache hit.
[2025-06-08 20:55:45] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30016 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 380 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/128 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 1 (OVERLAPS) 384/512 variables, 128/128 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/512 variables, 126/254 constraints. Problems are: Problem set: 0 solved, 380 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 380/634 constraints. Problems are: Problem set: 0 solved, 380 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 512/512 variables, and 634 constraints, problems are : Problem set: 0 solved, 380 unsolved in 30011 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 380/380 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60052ms problems are : Problem set: 0 solved, 380 unsolved
Search for dead transitions found 0 dead transitions in 60053ms
Finished structural reductions in LTL mode , in 1 iterations and 60188 ms. Remains : 128/128 places, 384/384 transitions.
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-12
Product exploration explored 100000 steps with 18 reset in 247 ms.
Product exploration explored 100000 steps with 5 reset in 403 ms.
Computed a total of 0 stabilizing places and 64 stable transitions
Computed a total of 0 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 15 factoid took 112 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter sensitive) to 6 states, 17 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), false, false, false, false]
RANDOM walk for 40012 steps (8 resets) in 94 ms. (421 steps per ms) remains 6/11 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 91 ms. (434 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 6/6 properties
[2025-06-08 20:56:46] [INFO ] Invariant cache hit.
[2025-06-08 20:56:46] [INFO ] State equation strengthened by 126 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Problem apf5 is UNSAT
Problem apf6 is UNSAT
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 28/33 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 3/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 73/106 variables, 15/23 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 12/35 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 0/35 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 78/184 variables, 20/55 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 20/75 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/184 variables, 0/75 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 70/254 variables, 18/93 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/254 variables, 20/113 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/254 variables, 0/113 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 62/316 variables, 16/129 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/316 variables, 16/145 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/316 variables, 0/145 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 50/366 variables, 14/159 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/366 variables, 14/173 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/366 variables, 0/173 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 36/402 variables, 10/183 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/402 variables, 10/193 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/402 variables, 0/193 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 32/434 variables, 8/201 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/434 variables, 8/209 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/434 variables, 0/209 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 32/466 variables, 8/217 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/466 variables, 8/225 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/466 variables, 0/225 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 27/493 variables, 8/233 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/493 variables, 9/242 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/493 variables, 0/242 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 31 (OVERLAPS) 16/509 variables, 4/246 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/509 variables, 5/251 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/509 variables, 0/251 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 34 (OVERLAPS) 3/512 variables, 2/253 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/512 variables, 1/254 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/512 variables, 0/254 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 37 (OVERLAPS) 0/512 variables, 0/254 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 512/512 variables, and 254 constraints, problems are : Problem set: 2 solved, 4 unsolved in 436 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 28/33 variables, 5/5 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/33 variables, 3/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/33 variables, 0/8 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 73/106 variables, 15/23 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/106 variables, 12/35 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/106 variables, 4/39 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/106 variables, 0/39 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 78/184 variables, 20/59 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/184 variables, 20/79 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/184 variables, 0/79 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 70/254 variables, 18/97 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/254 variables, 20/117 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/254 variables, 0/117 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 62/316 variables, 16/133 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/316 variables, 16/149 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/316 variables, 0/149 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 50/366 variables, 14/163 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/366 variables, 14/177 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/366 variables, 0/177 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 36/402 variables, 10/187 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/402 variables, 10/197 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/402 variables, 0/197 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 32/434 variables, 8/205 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/434 variables, 8/213 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/434 variables, 0/213 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 32/466 variables, 8/221 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/466 variables, 8/229 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/466 variables, 0/229 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 29 (OVERLAPS) 27/493 variables, 8/237 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/493 variables, 9/246 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/493 variables, 0/246 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 32 (OVERLAPS) 16/509 variables, 4/250 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/509 variables, 5/255 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/509 variables, 0/255 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 35 (OVERLAPS) 3/512 variables, 2/257 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/512 variables, 1/258 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/512 variables, 0/258 constraints. Problems are: Problem set: 2 solved, 4 unsolved
At refinement iteration 38 (OVERLAPS) 0/512 variables, 0/258 constraints. Problems are: Problem set: 2 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 512/512 variables, and 258 constraints, problems are : Problem set: 2 solved, 4 unsolved in 3247 ms.
Refiners :[State Equation: 128/128 constraints, ReadFeed: 126/126 constraints, PredecessorRefiner: 4/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3699ms problems are : Problem set: 2 solved, 4 unsolved
Parikh walk visited 2 properties in 378 ms.
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 236 edges and 128 vertex of which 123 / 128 are part of one of the 5 SCC in 1 ms
Free SCC test removed 118 places
Drop transitions (Empty/Sink Transition effects.) removed 236 transitions
Ensure Unique test removed 110 transitions
Reduce isomorphic transitions removed 346 transitions.
Applied a total of 1 rules in 6 ms. Remains 10 /128 variables (removed 118) and now considering 38/384 (removed 346) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 10/128 places, 38/384 transitions.
RANDOM walk for 40021 steps (8 resets) in 35 ms. (1111 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 27 ms. (1428 steps per ms) remains 1/2 properties
BEST_FIRST walk for 14281 steps (4 resets) in 10 ms. (1298 steps per ms) remains 0/1 properties
Found 2 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND p0 (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT p0)), (X p1), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND p0 (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (X (X p1)), (G (OR (NOT p0) (NOT p2) p1)), (G (OR p0 (NOT p2) p1))]
False Knowledge obtained : [(F (NOT (OR p0 p2 p1))), (F (NOT (OR (NOT p0) p2 p1))), (F p2), (F (NOT (OR p0 (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p2) p1))), (F (NOT (OR (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p0) p2 (NOT p1)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 17 factoid took 404 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 153 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 128 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Support contains 5 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 236 edges and 128 vertex of which 123 / 128 are part of one of the 5 SCC in 1 ms
Free SCC test removed 118 places
Ensure Unique test removed 341 transitions
Reduce isomorphic transitions removed 341 transitions.
Applied a total of 1 rules in 5 ms. Remains 10 /128 variables (removed 118) and now considering 43/384 (removed 341) transitions.
[2025-06-08 20:56:51] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
// Phase 1: matrix 36 rows 10 cols
[2025-06-08 20:56:51] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:56:51] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-08 20:56:51] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
[2025-06-08 20:56:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:56:51] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-08 20:56:51] [INFO ] Implicit Places using invariants and state equation in 24 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 20:56:51] [INFO ] Redundant transitions in 1 ms returned []
Running 35 sub problems to find dead transitions.
[2025-06-08 20:56:51] [INFO ] Flow matrix only has 36 transitions (discarded 7 similar events)
[2025-06-08 20:56:51] [INFO ] Invariant cache hit.
[2025-06-08 20:56:51] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 35/45 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 35 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (OVERLAPS) 0/45 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Real declared 45/46 variables, and 15 constraints, problems are : Problem set: 0 solved, 35 unsolved in 141 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 35 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 1 (OVERLAPS) 35/45 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/45 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/45 variables, 35/50 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 35 unsolved
At refinement iteration 5 (OVERLAPS) 0/45 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 35 unsolved
No progress, stopping.
After SMT solving in domain Int declared 45/46 variables, and 50 constraints, problems are : Problem set: 0 solved, 35 unsolved in 301 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 35/35 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 445ms problems are : Problem set: 0 solved, 35 unsolved
Search for dead transitions found 0 dead transitions in 447ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/128 places, 43/384 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 499 ms. Remains : 10/128 places, 43/384 transitions.
Computed a total of 0 stabilizing places and 9 stable transitions
Computed a total of 0 stabilizing places and 9 stable transitions
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND (NOT p0) p2 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 9 factoid took 734 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 147 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
RANDOM walk for 33500 steps (7 resets) in 75 ms. (440 steps per ms) remains 0/9 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 p2 p1))), (X (NOT p0)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND (NOT p0) p2 p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p0))), (F (NOT (AND p1 (NOT p0) (NOT p2)))), (F (NOT (OR (NOT p1) p0 (NOT p2)))), (F p2), (F (NOT (OR (NOT p1) (NOT p0) p2))), (F (NOT (OR (NOT p1) (NOT p0) (NOT p2)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 9 factoid took 978 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter insensitive) to 4 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 172 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 161 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), false, false]
Stuttering criterion allowed to conclude after 12 steps with 1 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-12 finished in 69207 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 2 out of 128 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 128/128 places, 384/384 transitions.
Graph (trivial) has 248 edges and 128 vertex of which 126 / 128 are part of one of the 2 SCC in 1 ms
Free SCC test removed 124 places
Ensure Unique test removed 372 transitions
Reduce isomorphic transitions removed 372 transitions.
Applied a total of 1 rules in 4 ms. Remains 4 /128 variables (removed 124) and now considering 12/384 (removed 372) transitions.
[2025-06-08 20:56:54] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
// Phase 1: matrix 10 rows 4 cols
[2025-06-08 20:56:54] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:56:54] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-08 20:56:54] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2025-06-08 20:56:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-08 20:56:54] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-08 20:56:54] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 38 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-08 20:56:54] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-08 20:56:54] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2025-06-08 20:56:54] [INFO ] Invariant cache hit.
[2025-06-08 20:56:54] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 5 constraints, problems are : Problem set: 0 solved, 6 unsolved in 32 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
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, 6 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 6 unsolved in 61 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 96ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/128 places, 12/384 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 4/128 places, 12/384 transitions.
Stuttering acceptance computed with spot in 63 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-13
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Circular64010010-LTLCardinality-13 finished in 221 ms.
All properties solved by simple procedures.
Total runtime 502204 ms.
BK_STOP 1749416214350
--------------------
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-Circular64010010"
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-Circular64010010, 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-174931340100555"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Circular64010010.tgz
mv ZombiesAndSurvivors-PT-Circular64010010 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 ;