About the Execution of ITS-Tools for Diffusion2D-PT-D40N150
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 823093.00 | 0.00 | 0.00 | FFFFFFFTFFFFFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r058-smll-174854064400572.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 Diffusion2D-PT-D40N150, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064400572
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.1M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.7M May 29 14:32 model.pnml
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content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-00
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-01
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-02
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-03
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-04
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-05
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-06
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-07
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-08
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-09
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-10
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-11
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-12
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-13
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-14
FORMULA_NAME Diffusion2D-PT-D40N150-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748882513836
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Diffusion2D-PT-D40N150
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 16:41:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 16:41:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 16:41:57] [INFO ] Load time of PNML (sax parser for PT used): 1017 ms
[2025-06-02 16:41:57] [INFO ] Transformed 1600 places.
[2025-06-02 16:41:57] [INFO ] Transformed 12324 transitions.
[2025-06-02 16:41:57] [INFO ] Parsed PT model containing 1600 places and 12324 transitions and 24648 arcs in 1418 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 20 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 38 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 829 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
// Phase 1: matrix 12324 rows 1600 cols
[2025-06-02 16:41:59] [INFO ] Computed 1 invariants in 208 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:42:00] [INFO ] Implicit Places using invariants in 930 ms returned []
Implicit Place search using SMT only with invariants took 980 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:42:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30411 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30343 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 78402ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 78570ms
Finished structural reductions in LTL mode , in 1 iterations and 80508 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Support contains 38 out of 1600 places after structural reductions.
[2025-06-02 16:43:20] [INFO ] Flatten gal took : 825 ms
[2025-06-02 16:43:20] [INFO ] Flatten gal took : 310 ms
[2025-06-02 16:43:21] [INFO ] Input system was already deterministic with 12324 transitions.
Support contains 37 out of 1600 places (down from 38) after GAL structural reductions.
RANDOM walk for 40483 steps (8 resets) in 273 ms. (147 steps per ms) remains 33/35 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 33/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/33 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 32/32 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 31/32 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 31/31 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 31/31 properties
[2025-06-02 16:43:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 1 (OVERLAPS) 1568/1600 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 31 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1600 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 31 unsolved
SMT process timed out in 5151ms, After SMT, problems are : Problem set: 0 solved, 31 unsolved
Fused 31 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 32 out of 1600 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 11830 edges and 1600 vertex of which 1568 / 1600 are part of one of the 1 SCC in 37 ms
Free SCC test removed 1567 places
Drop transitions (Empty/Sink Transition effects.) removed 11830 transitions
Ensure Unique test removed 430 transitions
Reduce isomorphic transitions removed 12260 transitions.
Applied a total of 1 rules in 115 ms. Remains 33 /1600 variables (removed 1567) and now considering 64/12324 (removed 12260) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 33/1600 places, 64/12324 transitions.
RANDOM walk for 40473 steps (8 resets) in 68 ms. (586 steps per ms) remains 2/31 properties
BEST_FIRST walk for 13737 steps (2 resets) in 61 ms. (221 steps per ms) remains 0/2 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((G(p1) U X(X(X(p2)))))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 609 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:43:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:43:28] [INFO ] Implicit Places using invariants in 426 ms returned []
Implicit Place search using SMT only with invariants took 430 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:43:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30331 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1)
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(s1513 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30235 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76615ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 76655ms
Finished structural reductions in LTL mode , in 1 iterations and 77730 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 776 ms :[(OR (NOT p0) (NOT p2)), (NOT p0), (NOT p2), (NOT p2), (NOT p2), (NOT p2), (NOT p2), true, (NOT p2), (NOT p2), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-00
Product exploration explored 100000 steps with 51 reset in 3228 ms.
Stack based approach found an accepted trace after 64 steps with 1 reset with depth 60 and stack size 60 in 6 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-00 finished in 81946 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&F(p1)&&X(X(F(p2)))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 180 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:44:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:44:50] [INFO ] Implicit Places using invariants in 306 ms returned []
Implicit Place search using SMT only with invariants took 309 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:44:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30321 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30315 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74920ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74950ms
Finished structural reductions in LTL mode , in 1 iterations and 75479 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 254 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-01
Product exploration explored 100000 steps with 6 reset in 5153 ms.
Stack based approach found an accepted trace after 2 steps with 0 reset with depth 3 and stack size 3 in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-01 finished in 80933 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 U (p1&&G(p2)))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12282 edges and 1600 vertex of which 1597 / 1600 are part of one of the 1 SCC in 16 ms
Free SCC test removed 1596 places
Ensure Unique test removed 12317 transitions
Reduce isomorphic transitions removed 12317 transitions.
Applied a total of 1 rules in 45 ms. Remains 4 /1600 variables (removed 1596) and now considering 7/12324 (removed 12317) transitions.
// Phase 1: matrix 7 rows 4 cols
[2025-06-02 16:46:10] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:46:10] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-02 16:46:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:46:10] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:46:10] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-02 16:46:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/1600 places, 7/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 207 ms. Remains : 4/1600 places, 7/12324 transitions.
Stuttering acceptance computed with spot in 174 ms :[(OR (NOT p2) (NOT p1)), true, (NOT p2), (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-02
Entered a terminal (fully accepting) state of product in 5 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-02 finished in 404 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12308 edges and 1600 vertex of which 1599 / 1600 are part of one of the 1 SCC in 12 ms
Free SCC test removed 1598 places
Ensure Unique test removed 12321 transitions
Reduce isomorphic transitions removed 12321 transitions.
Applied a total of 1 rules in 31 ms. Remains 2 /1600 variables (removed 1598) and now considering 3/12324 (removed 12321) transitions.
// Phase 1: matrix 3 rows 2 cols
[2025-06-02 16:46:11] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:46:11] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-02 16:46:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:46:11] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:46:11] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2025-06-02 16:46:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/4 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 4/5 variables, and 3 constraints, problems are : Problem set: 0 solved, 1 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/2 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/2 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/4 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/4 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 4/5 variables, and 4 constraints, problems are : Problem set: 0 solved, 1 unsolved in 62 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 122ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2/1600 places, 3/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 209 ms. Remains : 2/1600 places, 3/12324 transitions.
Stuttering acceptance computed with spot in 100 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-03
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-03 finished in 328 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||F(G((F((p1&&F(!p0)))||X(p2)))))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 300 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
// Phase 1: matrix 12324 rows 1600 cols
[2025-06-02 16:46:11] [INFO ] Computed 1 invariants in 144 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:46:12] [INFO ] Implicit Places using invariants in 528 ms returned []
Implicit Place search using SMT only with invariants took 535 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:46:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30324 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30320 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 76212ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 76245ms
Finished structural reductions in LTL mode , in 1 iterations and 77126 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 265 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (OR (AND (NOT p1) (NOT p2)) (AND p0 (NOT p2))), (AND (NOT p2) (NOT p1)), (AND p0 (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-04
Product exploration explored 100000 steps with 11 reset in 3919 ms.
Stack based approach found an accepted trace after 42949 steps with 1 reset with depth 29876 and stack size 29838 in 2766 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-04 finished in 84148 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G((p1||X(p1)))))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 172 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:47:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:47:35] [INFO ] Implicit Places using invariants in 297 ms returned []
Implicit Place search using SMT only with invariants took 298 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:47:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30187 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30321 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75134ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 75155ms
Finished structural reductions in LTL mode , in 1 iterations and 75664 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 222 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 9057 ms.
Stack based approach found an accepted trace after 54 steps with 0 reset with depth 55 and stack size 55 in 2 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-05 finished in 84994 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(X(X(F((G(F(p1))||(!p0&&F(p1))))))))))'
Support contains 2 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 239 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:49:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:49:01] [INFO ] Implicit Places using invariants in 403 ms returned []
Implicit Place search using SMT only with invariants took 409 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:49:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
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(s1339 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30316 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30320 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74870ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74887ms
Finished structural reductions in LTL mode , in 1 iterations and 75555 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 394 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-06
Product exploration explored 100000 steps with 35 reset in 4124 ms.
Stack based approach found an accepted trace after 14 steps with 1 reset with depth 10 and stack size 10 in 1 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-06 finished in 80124 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 (G(p0)||(p0&&(X((p1||X(p2))) U ((p3&&X((p1||X(p2))))||X(G((p1||X(p2))))))))))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 182 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:50:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:50:21] [INFO ] Implicit Places using invariants in 283 ms returned []
Implicit Place search using SMT only with invariants took 284 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:50:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30310 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
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(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 1)
(s20 1)
(s21 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30315 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 75002ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 75016ms
Finished structural reductions in LTL mode , in 1 iterations and 75496 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 527 ms :[(NOT p0), true, (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-07
Product exploration explored 100000 steps with 50000 reset in 1355 ms.
Product exploration explored 100000 steps with 50000 reset in 1073 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p3 p1 p2), (X (NOT (AND (NOT p3) (NOT p0)))), (X p3), (X (NOT (AND (NOT p3) p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p1)))), (X p0), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p3) p0))), (X (X (NOT (AND (NOT p3) p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p2))))), (X (X p3)), (X (X (NOT (AND (NOT p3) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p3) p0 (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) p0)))), (X (X (NOT (AND (NOT p3) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X p2)), (X (X (NOT (AND (NOT p3) p0 (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p3) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 31 factoid took 27 ms. Reduced automaton from 10 states, 28 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Diffusion2D-PT-D40N150-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-07 finished in 78578 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12292 edges and 1600 vertex of which 1598 / 1600 are part of one of the 1 SCC in 5 ms
Free SCC test removed 1597 places
Ensure Unique test removed 12319 transitions
Reduce isomorphic transitions removed 12319 transitions.
Applied a total of 1 rules in 18 ms. Remains 3 /1600 variables (removed 1597) and now considering 5/12324 (removed 12319) transitions.
// Phase 1: matrix 5 rows 3 cols
[2025-06-02 16:51:39] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:51:39] [INFO ] Implicit Places using invariants in 19 ms returned []
[2025-06-02 16:51:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:51:39] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:51:39] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-02 16:51:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 40 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 39 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 81ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 81ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/1600 places, 5/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 3/1600 places, 5/12324 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-08 finished in 193 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) U !p2))'
Support contains 4 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12260 edges and 1600 vertex of which 1596 / 1600 are part of one of the 1 SCC in 4 ms
Free SCC test removed 1595 places
Ensure Unique test removed 12315 transitions
Reduce isomorphic transitions removed 12315 transitions.
Applied a total of 1 rules in 17 ms. Remains 5 /1600 variables (removed 1595) and now considering 9/12324 (removed 12315) transitions.
// Phase 1: matrix 9 rows 5 cols
[2025-06-02 16:51:39] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:51:39] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-02 16:51:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:51:39] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:51:39] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-02 16:51:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 6 constraints, problems are : Problem set: 0 solved, 4 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 5/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 4/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/13 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 10 constraints, problems are : Problem set: 0 solved, 4 unsolved in 60 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 120ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 120ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/1600 places, 9/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 183 ms. Remains : 5/1600 places, 9/12324 transitions.
Stuttering acceptance computed with spot in 111 ms :[p2, true, (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-09 finished in 311 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(p0) U p1) U X(X(X(X(X(G(p2))))))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 286 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
// Phase 1: matrix 12324 rows 1600 cols
[2025-06-02 16:51:40] [INFO ] Computed 1 invariants in 101 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:51:40] [INFO ] Implicit Places using invariants in 537 ms returned []
Implicit Place search using SMT only with invariants took 541 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:51:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
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(s1294 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30317 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30311 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74731ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74750ms
Finished structural reductions in LTL mode , in 1 iterations and 75597 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 758 ms :[(AND (NOT p0) p1 (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p0), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-10
Product exploration explored 100000 steps with 83 reset in 2509 ms.
Stack based approach found an accepted trace after 34979 steps with 28 reset with depth 1587 and stack size 1578 in 665 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-10 finished in 79592 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)))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 170 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:52:59] [INFO ] Implicit Places using invariants in 357 ms returned []
Implicit Place search using SMT only with invariants took 360 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30190 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30194 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74362ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74377ms
Finished structural reductions in LTL mode , in 1 iterations and 74922 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 105 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-12
Product exploration explored 100000 steps with 9 reset in 3988 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 4 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-12 finished in 79053 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)))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Applied a total of 0 rules in 172 ms. Remains 1600 /1600 variables (removed 0) and now considering 12324/12324 (removed 0) transitions.
[2025-06-02 16:54:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:54:18] [INFO ] Implicit Places using invariants in 412 ms returned []
Implicit Place search using SMT only with invariants took 417 ms to find 0 implicit places.
Running 12316 sub problems to find dead transitions.
[2025-06-02 16:54:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30318 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 12316/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12316 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1599/13924 variables, and 0 constraints, problems are : Problem set: 0 solved, 12316 unsolved in 30319 ms.
Refiners :[Positive P Invariants (semi-flows): 0/1 constraints, State Equation: 0/1600 constraints, PredecessorRefiner: 0/12316 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 74717ms problems are : Problem set: 0 solved, 12316 unsolved
Search for dead transitions found 0 dead transitions in 74734ms
Finished structural reductions in LTL mode , in 1 iterations and 75339 ms. Remains : 1600/1600 places, 12324/12324 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-13
Product exploration explored 100000 steps with 46 reset in 2327 ms.
Stack based approach found an accepted trace after 58 steps with 0 reset with depth 59 and stack size 59 in 1 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-13 finished in 77803 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 U p0) U p2))))))'
Support contains 3 out of 1600 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12282 edges and 1600 vertex of which 1597 / 1600 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1596 places
Ensure Unique test removed 12317 transitions
Reduce isomorphic transitions removed 12317 transitions.
Applied a total of 1 rules in 14 ms. Remains 4 /1600 variables (removed 1596) and now considering 7/12324 (removed 12317) transitions.
// Phase 1: matrix 7 rows 4 cols
[2025-06-02 16:55:36] [INFO ] Computed 1 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:55:36] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-02 16:55:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:55:36] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:55:36] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-02 16:55:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/11 variables, and 5 constraints, problems are : Problem set: 0 solved, 3 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 6/10 variables, 4/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/11 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 93ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 93ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/1600 places, 7/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 158 ms. Remains : 4/1600 places, 7/12324 transitions.
Stuttering acceptance computed with spot in 201 ms :[(OR (NOT p2) (NOT p0)), (NOT p0), (NOT p2), (AND (NOT p0) (NOT p2)), (NOT p2)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-14 finished in 381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(F((X(p0) U (G(p1)||p1))))))'
Support contains 1 out of 1600 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1600/1600 places, 12324/12324 transitions.
Graph (trivial) has 12292 edges and 1600 vertex of which 1598 / 1600 are part of one of the 1 SCC in 3 ms
Free SCC test removed 1597 places
Ensure Unique test removed 12319 transitions
Reduce isomorphic transitions removed 12319 transitions.
Applied a total of 1 rules in 13 ms. Remains 3 /1600 variables (removed 1597) and now considering 5/12324 (removed 12319) transitions.
// Phase 1: matrix 5 rows 3 cols
[2025-06-02 16:55:36] [INFO ] Computed 1 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:55:36] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-02 16:55:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 16:55:36] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 16:55:36] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
[2025-06-02 16:55:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 0/7 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 7/8 variables, and 4 constraints, problems are : Problem set: 0 solved, 2 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/3 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/3 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4/7 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 0/7 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 7/8 variables, and 6 constraints, problems are : Problem set: 0 solved, 2 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 3/3 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 108ms problems are : Problem set: 0 solved, 2 unsolved
Search for dead transitions found 0 dead transitions in 108ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/1600 places, 5/12324 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 172 ms. Remains : 3/1600 places, 5/12324 transitions.
Stuttering acceptance computed with spot in 88 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : Diffusion2D-PT-D40N150-LTLFireability-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA Diffusion2D-PT-D40N150-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Diffusion2D-PT-D40N150-LTLFireability-15 finished in 278 ms.
All properties solved by simple procedures.
Total runtime 820481 ms.
BK_STOP 1748883336929
--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Diffusion2D-PT-D40N150"
export BK_EXAMINATION="LTLFireability"
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 Diffusion2D-PT-D40N150, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r058-smll-174854064400572"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Diffusion2D-PT-D40N150.tgz
mv Diffusion2D-PT-D40N150 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;