About the Execution of ITS-Tools for NoC3x3-PT-5B
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1093901.00 | 0.00 | 0.00 | FFFFFFFFTFFFFFTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r142-tall-174876812200228.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 NoC3x3-PT-5B, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876812200228
=====================================================================
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preparation of the directory to be used:
/home/mcc/execution
total 996K
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K 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 6.1K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K 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 137K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K 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 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 525K 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 NoC3x3-PT-5B-LTLFireability-00
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-01
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-02
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-03
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-04
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-05
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-06
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-07
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-08
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-09
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-10
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-11
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-12
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-13
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-14
FORMULA_NAME NoC3x3-PT-5B-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748830633993
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=NoC3x3-PT-5B
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 02:17:15] [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 02:17:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 02:17:15] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2025-06-02 02:17:15] [INFO ] Transformed 1571 places.
[2025-06-02 02:17:15] [INFO ] Transformed 2173 transitions.
[2025-06-02 02:17:15] [INFO ] Found NUPN structural information;
[2025-06-02 02:17:15] [INFO ] Parsed PT model containing 1571 places and 2173 transitions and 6109 arcs in 240 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA NoC3x3-PT-5B-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA NoC3x3-PT-5B-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 1571 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1571/1571 places, 2173/2173 transitions.
Discarding 438 places :
Symmetric choice reduction at 0 with 438 rule applications. Total rules 438 place count 1133 transition count 1735
Iterating global reduction 0 with 438 rules applied. Total rules applied 876 place count 1133 transition count 1735
Discarding 116 places :
Symmetric choice reduction at 0 with 116 rule applications. Total rules 992 place count 1017 transition count 1611
Iterating global reduction 0 with 116 rules applied. Total rules applied 1108 place count 1017 transition count 1611
Discarding 83 places :
Symmetric choice reduction at 0 with 83 rule applications. Total rules 1191 place count 934 transition count 1479
Iterating global reduction 0 with 83 rules applied. Total rules applied 1274 place count 934 transition count 1479
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 1291 place count 917 transition count 1445
Iterating global reduction 0 with 17 rules applied. Total rules applied 1308 place count 917 transition count 1445
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 1312 place count 913 transition count 1437
Iterating global reduction 0 with 4 rules applied. Total rules applied 1316 place count 913 transition count 1437
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 1320 place count 909 transition count 1433
Iterating global reduction 0 with 4 rules applied. Total rules applied 1324 place count 909 transition count 1433
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1325 place count 908 transition count 1431
Iterating global reduction 0 with 1 rules applied. Total rules applied 1326 place count 908 transition count 1431
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1327 place count 907 transition count 1428
Iterating global reduction 0 with 1 rules applied. Total rules applied 1328 place count 907 transition count 1428
Applied a total of 1328 rules in 400 ms. Remains 907 /1571 variables (removed 664) and now considering 1428/2173 (removed 745) transitions.
// Phase 1: matrix 1428 rows 907 cols
[2025-06-02 02:17:16] [INFO ] Computed 66 invariants in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:17:16] [INFO ] Implicit Places using invariants in 634 ms returned []
[2025-06-02 02:17:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:17:17] [INFO ] Implicit Places using invariants and state equation in 868 ms returned []
Implicit Place search using SMT with State Equation took 1533 ms to find 0 implicit places.
Running 1427 sub problems to find dead transitions.
[2025-06-02 02:17:17] [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 906/2335 variables, and 0 constraints, problems are : Problem set: 0 solved, 1427 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/907 constraints, PredecessorRefiner: 1427/1427 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1427 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 906/2335 variables, and 0 constraints, problems are : Problem set: 0 solved, 1427 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/907 constraints, PredecessorRefiner: 0/1427 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60536ms problems are : Problem set: 0 solved, 1427 unsolved
Search for dead transitions found 0 dead transitions in 60554ms
Starting structural reductions in LTL mode, iteration 1 : 907/1571 places, 1428/2173 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62512 ms. Remains : 907/1571 places, 1428/2173 transitions.
Support contains 50 out of 907 places after structural reductions.
[2025-06-02 02:18:18] [INFO ] Flatten gal took : 122 ms
[2025-06-02 02:18:18] [INFO ] Flatten gal took : 74 ms
[2025-06-02 02:18:18] [INFO ] Input system was already deterministic with 1428 transitions.
Reduction of identical properties reduced properties to check from 35 to 34
RANDOM walk for 40000 steps (62 resets) in 1630 ms. (24 steps per ms) remains 6/34 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 5/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (10 resets) in 109 ms. (363 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 111 ms. (357 steps per ms) remains 5/5 properties
[2025-06-02 02:18:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 214/225 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 682/907 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/907 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1428/2335 variables, 907/973 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2335 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/2335 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2335/2335 variables, and 973 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1042 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 907/907 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 214/225 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/225 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 682/907 variables, 56/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/907 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 1428/2335 variables, 907/973 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2335 variables, 5/978 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:21] [INFO ] Deduced a trap composed of 22 places in 212 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 46 places in 216 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 47 places in 202 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 48 places in 130 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 62 places in 125 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 51 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:22] [INFO ] Deduced a trap composed of 68 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:23] [INFO ] Deduced a trap composed of 81 places in 77 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2335 variables, 8/986 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2335 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 0/2335 variables, 0/986 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2335/2335 variables, and 986 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3809 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 907/907 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4872ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 2 different solutions.
Parikh walk visited 1 properties in 1121 ms.
Support contains 9 out of 907 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 66 transitions
Trivial Post-agglo rules discarded 66 transitions
Performed 66 trivial Post agglomeration. Transition count delta: 66
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 907 transition count 1362
Reduce places removed 66 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 67 rules applied. Total rules applied 133 place count 841 transition count 1361
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 134 place count 840 transition count 1361
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 36 Pre rules applied. Total rules applied 134 place count 840 transition count 1325
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 206 place count 804 transition count 1325
Discarding 32 places :
Symmetric choice reduction at 3 with 32 rule applications. Total rules 238 place count 772 transition count 1216
Iterating global reduction 3 with 32 rules applied. Total rules applied 270 place count 772 transition count 1216
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 272 place count 770 transition count 1211
Iterating global reduction 3 with 2 rules applied. Total rules applied 274 place count 770 transition count 1211
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 275 place count 769 transition count 1209
Iterating global reduction 3 with 1 rules applied. Total rules applied 276 place count 769 transition count 1209
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 277 place count 768 transition count 1207
Iterating global reduction 3 with 1 rules applied. Total rules applied 278 place count 768 transition count 1207
Performed 193 Post agglomeration using F-continuation condition.Transition count delta: 193
Deduced a syphon composed of 193 places in 0 ms
Reduce places removed 193 places and 0 transitions.
Iterating global reduction 3 with 386 rules applied. Total rules applied 664 place count 575 transition count 1014
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 666 place count 575 transition count 1012
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 670 place count 571 transition count 1003
Iterating global reduction 4 with 4 rules applied. Total rules applied 674 place count 571 transition count 1003
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 675 place count 570 transition count 1001
Iterating global reduction 4 with 1 rules applied. Total rules applied 676 place count 570 transition count 1001
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 4 with 202 rules applied. Total rules applied 878 place count 469 transition count 1028
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 890 place count 469 transition count 1016
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 5 with 72 rules applied. Total rules applied 962 place count 433 transition count 1024
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 964 place count 433 transition count 1022
Drop transitions (Redundant composition of simpler transitions.) removed 59 transitions
Redundant transition composition rules discarded 59 transitions
Iterating global reduction 6 with 59 rules applied. Total rules applied 1023 place count 433 transition count 963
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 1032 place count 424 transition count 963
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 5 Pre rules applied. Total rules applied 1032 place count 424 transition count 958
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 7 with 10 rules applied. Total rules applied 1042 place count 419 transition count 958
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 7 with 36 rules applied. Total rules applied 1078 place count 401 transition count 940
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 1080 place count 400 transition count 943
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 7 with 5 rules applied. Total rules applied 1085 place count 400 transition count 943
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1086 place count 399 transition count 942
Applied a total of 1086 rules in 397 ms. Remains 399 /907 variables (removed 508) and now considering 942/1428 (removed 486) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 398 ms. Remains : 399/907 places, 942/1428 transitions.
RANDOM walk for 40000 steps (187 resets) in 434 ms. (91 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (10 resets) in 118 ms. (336 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (10 resets) in 97 ms. (408 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (9 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
// Phase 1: matrix 942 rows 399 cols
[2025-06-02 02:18:25] [INFO ] Computed 57 invariants in 7 ms
[2025-06-02 02:18:25] [INFO ] State equation strengthened by 37 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 47/54 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 196/250 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/250 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 635/885 variables, 250/285 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/885 variables, 28/313 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/885 variables, 0/313 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 262/1147 variables, 41/354 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1147 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1147 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 40/1187 variables, 12/367 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1187 variables, 40/407 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1187 variables, 0/407 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 133/1320 variables, 49/456 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1320 variables, 2/458 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1320 variables, 6/464 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1320 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 19/1339 variables, 8/472 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1339 variables, 16/488 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1339 variables, 0/488 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 2/1341 variables, 3/491 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1341 variables, 2/493 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1341 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 0/1341 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1341/1341 variables, and 493 constraints, problems are : Problem set: 0 solved, 3 unsolved in 554 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 399/399 constraints, ReadFeed: 37/37 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 47/54 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 196/250 variables, 29/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/250 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 635/885 variables, 250/285 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/885 variables, 28/313 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/885 variables, 2/315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/885 variables, 0/315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 262/1147 variables, 41/356 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1147 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1147 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1147 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 40/1187 variables, 12/370 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1187 variables, 40/410 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1187 variables, 0/410 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 133/1320 variables, 49/459 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1320 variables, 2/461 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1320 variables, 6/467 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1320 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 19/1339 variables, 8/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1339 variables, 16/491 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1339 variables, 0/491 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 2/1341 variables, 3/494 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1341 variables, 2/496 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1341 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 0/1341 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1341/1341 variables, and 496 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1369 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 399/399 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1941ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 419 ms.
Support contains 7 out of 399 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 399/399 places, 942/942 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 398 transition count 940
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 398 transition count 940
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 397 transition count 939
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 396 transition count 939
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 7 place count 395 transition count 935
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 395 transition count 935
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 9 place count 394 transition count 930
Iterating global reduction 0 with 1 rules applied. Total rules applied 10 place count 394 transition count 930
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 11 place count 394 transition count 929
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 393 transition count 928
Applied a total of 12 rules in 60 ms. Remains 393 /399 variables (removed 6) and now considering 928/942 (removed 14) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 393/399 places, 928/942 transitions.
RANDOM walk for 40000 steps (189 resets) in 316 ms. (126 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (9 resets) in 129 ms. (307 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (11 resets) in 115 ms. (344 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (10 resets) in 136 ms. (291 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 429978 steps, run timeout after 3001 ms. (steps per millisecond=143 ) properties seen :0 out of 3
Probabilistic random walk after 429978 steps, saw 82063 distinct states, run finished after 3005 ms. (steps per millisecond=143 ) properties seen :0
// Phase 1: matrix 928 rows 393 cols
[2025-06-02 02:18:31] [INFO ] Computed 57 invariants in 7 ms
[2025-06-02 02:18:31] [INFO ] State equation strengthened by 37 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/53 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 145/198 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 574/772 variables, 198/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/772 variables, 24/252 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/772 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 262/1034 variables, 69/321 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1034 variables, 4/325 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1034 variables, 5/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1034 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 28/1062 variables, 9/339 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1062 variables, 22/361 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1062 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 213/1275 variables, 63/424 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1275 variables, 2/426 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1275 variables, 5/431 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1275 variables, 0/431 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 26/1301 variables, 10/441 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1301 variables, 21/462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1301 variables, 0/462 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 20/1321 variables, 20/482 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1321 variables, 2/484 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1321 variables, 3/487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1321 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 0/1321 variables, 0/487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1321/1321 variables, and 487 constraints, problems are : Problem set: 0 solved, 3 unsolved in 531 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 393/393 constraints, ReadFeed: 37/37 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 46/53 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 145/198 variables, 24/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/198 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 574/772 variables, 198/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/772 variables, 24/252 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/772 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 262/1034 variables, 69/322 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1034 variables, 4/326 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1034 variables, 5/331 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1034 variables, 2/333 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1034 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 28/1062 variables, 9/342 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1062 variables, 22/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1062 variables, 0/364 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 213/1275 variables, 63/427 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1275 variables, 2/429 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1275 variables, 5/434 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1275 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 26/1301 variables, 10/444 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1301 variables, 21/465 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1301 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 20/1321 variables, 20/485 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1321 variables, 2/487 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1321 variables, 3/490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1321 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 0/1321 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1321/1321 variables, and 490 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1228 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 393/393 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1780ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 502 ms.
Support contains 7 out of 393 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 928/928 transitions.
Applied a total of 0 rules in 11 ms. Remains 393 /393 variables (removed 0) and now considering 928/928 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 393/393 places, 928/928 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 928/928 transitions.
Applied a total of 0 rules in 11 ms. Remains 393 /393 variables (removed 0) and now considering 928/928 (removed 0) transitions.
[2025-06-02 02:18:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:18:34] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-06-02 02:18:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:18:34] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-02 02:18:34] [INFO ] Implicit Places using invariants and state equation in 493 ms returned []
Implicit Place search using SMT with State Equation took 670 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:18:34] [INFO ] Redundant transitions in 53 ms returned []
Running 903 sub problems to find dead transitions.
[2025-06-02 02:18:34] [INFO ] Invariant cache hit.
[2025-06-02 02:18:34] [INFO ] State equation strengthened by 37 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 30/30 constraints. Problems are: Problem set: 0 solved, 903 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:18:44] [INFO ] Deduced a trap composed of 26 places in 54 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 903 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 903 unsolved
At refinement iteration 3 (OVERLAPS) 1/393 variables, 27/58 constraints. Problems are: Problem set: 0 solved, 903 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:02] [INFO ] Deduced a trap composed of 27 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:02] [INFO ] Deduced a trap composed of 40 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:03] [INFO ] Deduced a trap composed of 55 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:03] [INFO ] Deduced a trap composed of 26 places in 117 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:04] [INFO ] Deduced a trap composed of 65 places in 135 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:04] [INFO ] Deduced a trap composed of 69 places in 158 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:04] [INFO ] Deduced a trap composed of 65 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:04] [INFO ] Deduced a trap composed of 34 places in 127 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:19:04] [INFO ] Deduced a trap composed of 16 places in 136 ms of which 11 ms to minimize.
SMT process timed out in 30310ms, After SMT, problems are : Problem set: 0 solved, 903 unsolved
Search for dead transitions found 0 dead transitions in 30324ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31070 ms. Remains : 393/393 places, 928/928 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Redundant composition of simpler transitions.) removed 25 transitions
Redundant transition composition rules discarded 25 transitions
Iterating global reduction 0 with 25 rules applied. Total rules applied 25 place count 393 transition count 903
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 26 place count 392 transition count 900
Iterating global reduction 0 with 1 rules applied. Total rules applied 27 place count 392 transition count 900
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 0 with 4 rules applied. Total rules applied 31 place count 392 transition count 900
Applied a total of 31 rules in 40 ms. Remains 392 /393 variables (removed 1) and now considering 900/928 (removed 28) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 900 rows 392 cols
[2025-06-02 02:19:05] [INFO ] Computed 57 invariants in 7 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 02:19:05] [INFO ] [Real]Absence check using 57 positive place invariants in 8 ms returned sat
[2025-06-02 02:19:05] [INFO ] After 341ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 02:19:05] [INFO ] [Nat]Absence check using 57 positive place invariants in 8 ms returned sat
[2025-06-02 02:19:05] [INFO ] After 268ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2025-06-02 02:19:05] [INFO ] After 399ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-02 02:19:05] [INFO ] After 574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 984 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 65 stabilizing places and 65 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((F(p0)&&(p1 U (p2||G(p1))))))'
Support contains 4 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 893 transition count 1402
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 893 transition count 1402
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 34 place count 887 transition count 1391
Iterating global reduction 0 with 6 rules applied. Total rules applied 40 place count 887 transition count 1391
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 45 place count 882 transition count 1378
Iterating global reduction 0 with 5 rules applied. Total rules applied 50 place count 882 transition count 1378
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 52 place count 880 transition count 1375
Iterating global reduction 0 with 2 rules applied. Total rules applied 54 place count 880 transition count 1375
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 879 transition count 1373
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 879 transition count 1373
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 878 transition count 1370
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 878 transition count 1370
Applied a total of 58 rules in 91 ms. Remains 878 /907 variables (removed 29) and now considering 1370/1428 (removed 58) transitions.
// Phase 1: matrix 1370 rows 878 cols
[2025-06-02 02:19:06] [INFO ] Computed 66 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:19:06] [INFO ] Implicit Places using invariants in 352 ms returned []
[2025-06-02 02:19:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:19:07] [INFO ] Implicit Places using invariants and state equation in 851 ms returned []
Implicit Place search using SMT with State Equation took 1204 ms to find 0 implicit places.
Running 1369 sub problems to find dead transitions.
[2025-06-02 02:19:07] [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 877/2248 variables, and 0 constraints, problems are : Problem set: 0 solved, 1369 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/878 constraints, PredecessorRefiner: 1369/1369 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1369 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 877/2248 variables, and 0 constraints, problems are : Problem set: 0 solved, 1369 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/878 constraints, PredecessorRefiner: 0/1369 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60286ms problems are : Problem set: 0 solved, 1369 unsolved
Search for dead transitions found 0 dead transitions in 60290ms
Starting structural reductions in LTL mode, iteration 1 : 878/907 places, 1370/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61590 ms. Remains : 878/907 places, 1370/1428 transitions.
Stuttering acceptance computed with spot in 361 ms :[(AND (NOT p2) (NOT p1)), (NOT p0), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-00
Stuttering criterion allowed to conclude after 604 steps with 0 reset in 8 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-00 finished in 62020 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(p2)&&p1))&&p0)))'
Support contains 6 out of 907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 65 transitions
Trivial Post-agglo rules discarded 65 transitions
Performed 65 trivial Post agglomeration. Transition count delta: 65
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 906 transition count 1362
Reduce places removed 65 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 66 rules applied. Total rules applied 131 place count 841 transition count 1361
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 132 place count 840 transition count 1361
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 36 Pre rules applied. Total rules applied 132 place count 840 transition count 1325
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 204 place count 804 transition count 1325
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 238 place count 770 transition count 1212
Iterating global reduction 3 with 34 rules applied. Total rules applied 272 place count 770 transition count 1212
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 276 place count 766 transition count 1203
Iterating global reduction 3 with 4 rules applied. Total rules applied 280 place count 766 transition count 1203
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 283 place count 763 transition count 1197
Iterating global reduction 3 with 3 rules applied. Total rules applied 286 place count 763 transition count 1197
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 288 place count 761 transition count 1193
Iterating global reduction 3 with 2 rules applied. Total rules applied 290 place count 761 transition count 1193
Performed 196 Post agglomeration using F-continuation condition.Transition count delta: 196
Deduced a syphon composed of 196 places in 0 ms
Reduce places removed 196 places and 0 transitions.
Iterating global reduction 3 with 392 rules applied. Total rules applied 682 place count 565 transition count 997
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 684 place count 565 transition count 995
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 689 place count 560 transition count 983
Iterating global reduction 4 with 5 rules applied. Total rules applied 694 place count 560 transition count 983
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 695 place count 560 transition count 982
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 696 place count 559 transition count 980
Iterating global reduction 5 with 1 rules applied. Total rules applied 697 place count 559 transition count 980
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 5 with 202 rules applied. Total rules applied 899 place count 458 transition count 1007
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 5 with 14 rules applied. Total rules applied 913 place count 458 transition count 993
Performed 35 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 6 with 70 rules applied. Total rules applied 983 place count 423 transition count 1001
Drop transitions (Redundant composition of simpler transitions.) removed 58 transitions
Redundant transition composition rules discarded 58 transitions
Iterating global reduction 6 with 58 rules applied. Total rules applied 1041 place count 423 transition count 943
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 6 with 9 rules applied. Total rules applied 1050 place count 414 transition count 943
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 4 Pre rules applied. Total rules applied 1050 place count 414 transition count 939
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 1058 place count 410 transition count 939
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 7 with 38 rules applied. Total rules applied 1096 place count 391 transition count 920
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 1098 place count 390 transition count 923
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1099 place count 389 transition count 922
Applied a total of 1099 rules in 216 ms. Remains 389 /907 variables (removed 518) and now considering 922/1428 (removed 506) transitions.
// Phase 1: matrix 922 rows 389 cols
[2025-06-02 02:20:08] [INFO ] Computed 57 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:20:08] [INFO ] Implicit Places using invariants in 184 ms returned []
[2025-06-02 02:20:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:20:09] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-02 02:20:09] [INFO ] Implicit Places using invariants and state equation in 502 ms returned []
Implicit Place search using SMT with State Equation took 688 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:20:09] [INFO ] Redundant transitions in 14 ms returned []
Running 867 sub problems to find dead transitions.
[2025-06-02 02:20:09] [INFO ] Invariant cache hit.
[2025-06-02 02:20:09] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/389 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 867 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:15] [INFO ] Deduced a trap composed of 42 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:15] [INFO ] Deduced a trap composed of 59 places in 101 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:16] [INFO ] Deduced a trap composed of 54 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:16] [INFO ] Deduced a trap composed of 38 places in 129 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:16] [INFO ] Deduced a trap composed of 27 places in 120 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:16] [INFO ] Deduced a trap composed of 34 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:17] [INFO ] Deduced a trap composed of 17 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:17] [INFO ] Deduced a trap composed of 14 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:17] [INFO ] Deduced a trap composed of 26 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:18] [INFO ] Deduced a trap composed of 29 places in 125 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:19] [INFO ] Deduced a trap composed of 25 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:20] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:20] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:20] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 6 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/389 variables, 14/71 constraints. Problems are: Problem set: 0 solved, 867 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:23] [INFO ] Deduced a trap composed of 46 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:24] [INFO ] Deduced a trap composed of 41 places in 105 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:20:24] [INFO ] Deduced a trap composed of 40 places in 101 ms of which 12 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 3/74 constraints. Problems are: Problem set: 0 solved, 867 unsolved
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(s379 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 389/1311 variables, and 74 constraints, problems are : Problem set: 0 solved, 867 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 0/389 constraints, ReadFeed: 0/32 constraints, PredecessorRefiner: 867/867 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 867 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/389 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 867 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/389 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 867 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 867 unsolved
At refinement iteration 3 (OVERLAPS) 922/1311 variables, 389/463 constraints. Problems are: Problem set: 0 solved, 867 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1311 variables, 32/495 constraints. Problems are: Problem set: 0 solved, 867 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1311 variables, 867/1362 constraints. Problems are: Problem set: 0 solved, 867 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1311/1311 variables, and 1362 constraints, problems are : Problem set: 0 solved, 867 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 389/389 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 867/867 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60253ms problems are : Problem set: 0 solved, 867 unsolved
Search for dead transitions found 0 dead transitions in 60255ms
Starting structural reductions in SI_LTL mode, iteration 1 : 389/907 places, 922/1428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61178 ms. Remains : 389/907 places, 922/1428 transitions.
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-01
Stuttering criterion allowed to conclude after 109 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-01 finished in 61346 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1) U (p2&&(p0 U p1)))))'
Support contains 4 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 893 transition count 1402
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 893 transition count 1402
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 36 place count 885 transition count 1387
Iterating global reduction 0 with 8 rules applied. Total rules applied 44 place count 885 transition count 1387
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 51 place count 878 transition count 1370
Iterating global reduction 0 with 7 rules applied. Total rules applied 58 place count 878 transition count 1370
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 62 place count 874 transition count 1364
Iterating global reduction 0 with 4 rules applied. Total rules applied 66 place count 874 transition count 1364
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 69 place count 871 transition count 1359
Iterating global reduction 0 with 3 rules applied. Total rules applied 72 place count 871 transition count 1359
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 73 place count 870 transition count 1356
Iterating global reduction 0 with 1 rules applied. Total rules applied 74 place count 870 transition count 1356
Applied a total of 74 rules in 86 ms. Remains 870 /907 variables (removed 37) and now considering 1356/1428 (removed 72) transitions.
// Phase 1: matrix 1356 rows 870 cols
[2025-06-02 02:21:09] [INFO ] Computed 66 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:21:10] [INFO ] Implicit Places using invariants in 404 ms returned []
[2025-06-02 02:21:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:21:11] [INFO ] Implicit Places using invariants and state equation in 886 ms returned []
Implicit Place search using SMT with State Equation took 1305 ms to find 0 implicit places.
Running 1355 sub problems to find dead transitions.
[2025-06-02 02:21:11] [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$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 869/2226 variables, and 0 constraints, problems are : Problem set: 0 solved, 1355 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/870 constraints, PredecessorRefiner: 1355/1355 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1355 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s562 1timeout
^^^^^^^^
(error "Invalid token: 1timeout")
Error getting values : (error "ParserException while parsing response: ((s1 1)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 869/2226 variables, and 0 constraints, problems are : Problem set: 0 solved, 1355 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/870 constraints, PredecessorRefiner: 0/1355 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60284ms problems are : Problem set: 0 solved, 1355 unsolved
Search for dead transitions found 0 dead transitions in 60287ms
Starting structural reductions in LTL mode, iteration 1 : 870/907 places, 1356/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61681 ms. Remains : 870/907 places, 1356/1428 transitions.
Stuttering acceptance computed with spot in 131 ms :[(NOT p1), (OR (NOT p2) (NOT p1)), true, (OR (NOT p1) (NOT p2))]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-02
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-02 finished in 61852 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 4 out of 907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 66 transitions
Trivial Post-agglo rules discarded 66 transitions
Performed 66 trivial Post agglomeration. Transition count delta: 66
Iterating post reduction 0 with 66 rules applied. Total rules applied 66 place count 906 transition count 1361
Reduce places removed 66 places and 0 transitions.
Iterating post reduction 1 with 66 rules applied. Total rules applied 132 place count 840 transition count 1361
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 36 Pre rules applied. Total rules applied 132 place count 840 transition count 1325
Deduced a syphon composed of 36 places in 2 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 204 place count 804 transition count 1325
Discarding 35 places :
Symmetric choice reduction at 2 with 35 rule applications. Total rules 239 place count 769 transition count 1205
Iterating global reduction 2 with 35 rules applied. Total rules applied 274 place count 769 transition count 1205
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 278 place count 765 transition count 1197
Iterating global reduction 2 with 4 rules applied. Total rules applied 282 place count 765 transition count 1197
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 283 place count 765 transition count 1196
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 284 place count 764 transition count 1196
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 287 place count 761 transition count 1190
Iterating global reduction 4 with 3 rules applied. Total rules applied 290 place count 761 transition count 1190
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 293 place count 758 transition count 1184
Iterating global reduction 4 with 3 rules applied. Total rules applied 296 place count 758 transition count 1184
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 297 place count 757 transition count 1181
Iterating global reduction 4 with 1 rules applied. Total rules applied 298 place count 757 transition count 1181
Performed 194 Post agglomeration using F-continuation condition.Transition count delta: 194
Deduced a syphon composed of 194 places in 0 ms
Reduce places removed 194 places and 0 transitions.
Iterating global reduction 4 with 388 rules applied. Total rules applied 686 place count 563 transition count 987
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 688 place count 563 transition count 985
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 693 place count 558 transition count 973
Iterating global reduction 5 with 5 rules applied. Total rules applied 698 place count 558 transition count 973
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 699 place count 558 transition count 972
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 700 place count 557 transition count 970
Iterating global reduction 6 with 1 rules applied. Total rules applied 701 place count 557 transition count 970
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 903 place count 456 transition count 999
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 917 place count 456 transition count 985
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 7 with 72 rules applied. Total rules applied 989 place count 420 transition count 993
Drop transitions (Redundant composition of simpler transitions.) removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 7 with 61 rules applied. Total rules applied 1050 place count 420 transition count 932
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 1059 place count 411 transition count 932
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 4 Pre rules applied. Total rules applied 1059 place count 411 transition count 928
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 8 with 8 rules applied. Total rules applied 1067 place count 407 transition count 928
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 1 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1103 place count 389 transition count 910
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 1105 place count 388 transition count 910
Partial Post-agglomeration rule applied 2 times.
Drop transitions (Partial Post agglomeration) removed 2 transitions
Iterating global reduction 8 with 2 rules applied. Total rules applied 1107 place count 388 transition count 910
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1108 place count 387 transition count 909
Applied a total of 1108 rules in 528 ms. Remains 387 /907 variables (removed 520) and now considering 909/1428 (removed 519) transitions.
// Phase 1: matrix 909 rows 387 cols
[2025-06-02 02:22:12] [INFO ] Computed 57 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:22:12] [INFO ] Implicit Places using invariants in 430 ms returned []
[2025-06-02 02:22:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:22:12] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-02 02:22:13] [INFO ] Implicit Places using invariants and state equation in 437 ms returned []
Implicit Place search using SMT with State Equation took 880 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:22:13] [INFO ] Redundant transitions in 10 ms returned []
Running 854 sub problems to find dead transitions.
[2025-06-02 02:22:13] [INFO ] Invariant cache hit.
[2025-06-02 02:22:13] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/387 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:18] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:19] [INFO ] Deduced a trap composed of 54 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:19] [INFO ] Deduced a trap composed of 49 places in 117 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:19] [INFO ] Deduced a trap composed of 17 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:20] [INFO ] Deduced a trap composed of 27 places in 144 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:20] [INFO ] Deduced a trap composed of 34 places in 146 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:20] [INFO ] Deduced a trap composed of 47 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:20] [INFO ] Deduced a trap composed of 17 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:21] [INFO ] Deduced a trap composed of 40 places in 161 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:21] [INFO ] Deduced a trap composed of 40 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:21] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:21] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:23] [INFO ] Deduced a trap composed of 29 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:24] [INFO ] Deduced a trap composed of 24 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:24] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:25] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:25] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/387 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:27] [INFO ] Deduced a trap composed of 33 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:27] [INFO ] Deduced a trap composed of 73 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:27] [INFO ] Deduced a trap composed of 25 places in 116 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:28] [INFO ] Deduced a trap composed of 51 places in 129 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:28] [INFO ] Deduced a trap composed of 26 places in 121 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:28] [INFO ] Deduced a trap composed of 33 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:32] [INFO ] Deduced a trap composed of 26 places in 68 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 7/81 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:33] [INFO ] Deduced a trap composed of 35 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:35] [INFO ] Deduced a trap composed of 27 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:35] [INFO ] Deduced a trap composed of 28 places in 126 ms of which 13 ms to minimize.
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(s294 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 3/84 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 387/1296 variables, and 84 constraints, problems are : Problem set: 0 solved, 854 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 0/387 constraints, ReadFeed: 0/31 constraints, PredecessorRefiner: 854/854 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/387 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/387 variables, 27/84 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:44] [INFO ] Deduced a trap composed of 26 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:22:48] [INFO ] Deduced a trap composed of 16 places in 82 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 4 (OVERLAPS) 909/1296 variables, 387/473 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1296 variables, 31/504 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1296 variables, 854/1358 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1296/1296 variables, and 1358 constraints, problems are : Problem set: 0 solved, 854 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 387/387 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 854/854 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60210ms problems are : Problem set: 0 solved, 854 unsolved
Search for dead transitions found 0 dead transitions in 60212ms
Starting structural reductions in SI_LTL mode, iteration 1 : 387/907 places, 909/1428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61641 ms. Remains : 387/907 places, 909/1428 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-03
Product exploration explored 100000 steps with 485 reset in 449 ms.
Product exploration explored 100000 steps with 476 reset in 515 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(NOT p0)]
RANDOM walk for 4689 steps (18 resets) in 54 ms. (85 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Support contains 4 out of 387 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 387/387 places, 909/909 transitions.
Applied a total of 0 rules in 15 ms. Remains 387 /387 variables (removed 0) and now considering 909/909 (removed 0) transitions.
[2025-06-02 02:23:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:23:15] [INFO ] Implicit Places using invariants in 695 ms returned []
[2025-06-02 02:23:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:23:15] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-02 02:23:15] [INFO ] Implicit Places using invariants and state equation in 478 ms returned []
Implicit Place search using SMT with State Equation took 1175 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:23:15] [INFO ] Redundant transitions in 11 ms returned []
Running 854 sub problems to find dead transitions.
[2025-06-02 02:23:15] [INFO ] Invariant cache hit.
[2025-06-02 02:23:15] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/387 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:21] [INFO ] Deduced a trap composed of 32 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:21] [INFO ] Deduced a trap composed of 54 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:22] [INFO ] Deduced a trap composed of 49 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:22] [INFO ] Deduced a trap composed of 17 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:23] [INFO ] Deduced a trap composed of 27 places in 130 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:23] [INFO ] Deduced a trap composed of 34 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:23] [INFO ] Deduced a trap composed of 47 places in 127 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:23] [INFO ] Deduced a trap composed of 17 places in 134 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:23] [INFO ] Deduced a trap composed of 40 places in 151 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:24] [INFO ] Deduced a trap composed of 40 places in 151 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:24] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:24] [INFO ] Deduced a trap composed of 27 places in 73 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:25] [INFO ] Deduced a trap composed of 29 places in 98 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:26] [INFO ] Deduced a trap composed of 24 places in 124 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:27] [INFO ] Deduced a trap composed of 15 places in 53 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:27] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:27] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 2 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/387 variables, 17/74 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:29] [INFO ] Deduced a trap composed of 33 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:30] [INFO ] Deduced a trap composed of 73 places in 189 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:30] [INFO ] Deduced a trap composed of 25 places in 98 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:30] [INFO ] Deduced a trap composed of 51 places in 109 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:31] [INFO ] Deduced a trap composed of 26 places in 104 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:31] [INFO ] Deduced a trap composed of 33 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:34] [INFO ] Deduced a trap composed of 26 places in 81 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 7/81 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:36] [INFO ] Deduced a trap composed of 35 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:38] [INFO ] Deduced a trap composed of 27 places in 110 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:38] [INFO ] Deduced a trap composed of 28 places in 125 ms of which 13 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 3/84 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 387/1296 variables, and 84 constraints, problems are : Problem set: 0 solved, 854 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 0/387 constraints, ReadFeed: 0/31 constraints, PredecessorRefiner: 854/854 constraints, Known Traps: 27/27 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/387 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/387 variables, 27/84 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:47] [INFO ] Deduced a trap composed of 26 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:23:51] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/387 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 4 (OVERLAPS) 909/1296 variables, 387/473 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1296 variables, 31/504 constraints. Problems are: Problem set: 0 solved, 854 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1296 variables, 854/1358 constraints. Problems are: Problem set: 0 solved, 854 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1296/1296 variables, and 1358 constraints, problems are : Problem set: 0 solved, 854 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 387/387 constraints, ReadFeed: 31/31 constraints, PredecessorRefiner: 854/854 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60209ms problems are : Problem set: 0 solved, 854 unsolved
Search for dead transitions found 0 dead transitions in 60210ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61420 ms. Remains : 387/387 places, 909/909 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
RANDOM walk for 4603 steps (20 resets) in 27 ms. (164 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Product exploration explored 100000 steps with 482 reset in 382 ms.
Stack based approach found an accepted trace after 64180 steps with 311 reset with depth 266 and stack size 266 in 259 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-03 finished in 125445 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((G(p0) U p1))&&X(p2)) U (!p1 U X(p3))))'
Support contains 6 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 894 transition count 1403
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 894 transition count 1403
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 33 place count 887 transition count 1390
Iterating global reduction 0 with 7 rules applied. Total rules applied 40 place count 887 transition count 1390
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 47 place count 880 transition count 1373
Iterating global reduction 0 with 7 rules applied. Total rules applied 54 place count 880 transition count 1373
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 58 place count 876 transition count 1367
Iterating global reduction 0 with 4 rules applied. Total rules applied 62 place count 876 transition count 1367
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 65 place count 873 transition count 1362
Iterating global reduction 0 with 3 rules applied. Total rules applied 68 place count 873 transition count 1362
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 70 place count 871 transition count 1356
Iterating global reduction 0 with 2 rules applied. Total rules applied 72 place count 871 transition count 1356
Applied a total of 72 rules in 83 ms. Remains 871 /907 variables (removed 36) and now considering 1356/1428 (removed 72) transitions.
// Phase 1: matrix 1356 rows 871 cols
[2025-06-02 02:24:17] [INFO ] Computed 66 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:24:17] [INFO ] Implicit Places using invariants in 477 ms returned []
[2025-06-02 02:24:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:24:18] [INFO ] Implicit Places using invariants and state equation in 961 ms returned []
Implicit Place search using SMT with State Equation took 1454 ms to find 0 implicit places.
Running 1355 sub problems to find dead transitions.
[2025-06-02 02:24:18] [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: ((s1 1.0)
(s2 1.0)
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(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
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(s28 1.0)
(s29 1.0)
(s30 1.0)
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(s117 1.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 870/2227 variables, and 0 constraints, problems are : Problem set: 0 solved, 1355 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/871 constraints, PredecessorRefiner: 1355/1355 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1355 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 870/2227 variables, and 0 constraints, problems are : Problem set: 0 solved, 1355 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/871 constraints, PredecessorRefiner: 0/1355 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60261ms problems are : Problem set: 0 solved, 1355 unsolved
Search for dead transitions found 0 dead transitions in 60264ms
Starting structural reductions in LTL mode, iteration 1 : 871/907 places, 1356/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61805 ms. Remains : 871/907 places, 1356/1428 transitions.
Stuttering acceptance computed with spot in 472 ms :[(NOT p3), (NOT p3), (OR (AND (NOT p0) p1 (NOT p3)) (AND p0 (NOT p2) (NOT p3))), (NOT p3), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), (NOT p3), true, (AND p1 (NOT p0) (NOT p3) p2), (NOT p0), (NOT p1), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-05
Entered a terminal (fully accepting) state of product in 17 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-05 finished in 62319 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(X((G(p0)||F(p1)))) U p2))'
Support contains 5 out of 907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 67 transitions
Trivial Post-agglo rules discarded 67 transitions
Performed 67 trivial Post agglomeration. Transition count delta: 67
Iterating post reduction 0 with 67 rules applied. Total rules applied 67 place count 906 transition count 1360
Reduce places removed 67 places and 0 transitions.
Iterating post reduction 1 with 67 rules applied. Total rules applied 134 place count 839 transition count 1360
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 37 Pre rules applied. Total rules applied 134 place count 839 transition count 1323
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 208 place count 802 transition count 1323
Discarding 36 places :
Symmetric choice reduction at 2 with 36 rule applications. Total rules 244 place count 766 transition count 1199
Iterating global reduction 2 with 36 rules applied. Total rules applied 280 place count 766 transition count 1199
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 285 place count 761 transition count 1188
Iterating global reduction 2 with 5 rules applied. Total rules applied 290 place count 761 transition count 1188
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 291 place count 761 transition count 1187
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 292 place count 760 transition count 1187
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 295 place count 757 transition count 1181
Iterating global reduction 4 with 3 rules applied. Total rules applied 298 place count 757 transition count 1181
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 301 place count 754 transition count 1175
Iterating global reduction 4 with 3 rules applied. Total rules applied 304 place count 754 transition count 1175
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 305 place count 753 transition count 1172
Iterating global reduction 4 with 1 rules applied. Total rules applied 306 place count 753 transition count 1172
Performed 191 Post agglomeration using F-continuation condition.Transition count delta: 191
Deduced a syphon composed of 191 places in 0 ms
Reduce places removed 191 places and 0 transitions.
Iterating global reduction 4 with 382 rules applied. Total rules applied 688 place count 562 transition count 981
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 691 place count 562 transition count 978
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 696 place count 557 transition count 966
Iterating global reduction 5 with 5 rules applied. Total rules applied 701 place count 557 transition count 966
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 702 place count 557 transition count 965
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 703 place count 556 transition count 963
Iterating global reduction 6 with 1 rules applied. Total rules applied 704 place count 556 transition count 963
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 906 place count 455 transition count 991
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 6 with 14 rules applied. Total rules applied 920 place count 455 transition count 977
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 7 with 68 rules applied. Total rules applied 988 place count 421 transition count 985
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 7 with 62 rules applied. Total rules applied 1050 place count 421 transition count 923
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 1059 place count 412 transition count 923
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 5 Pre rules applied. Total rules applied 1059 place count 412 transition count 918
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 8 with 10 rules applied. Total rules applied 1069 place count 407 transition count 918
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: 18
Deduced a syphon composed of 18 places in 0 ms
Reduce places removed 18 places and 0 transitions.
Iterating global reduction 8 with 36 rules applied. Total rules applied 1105 place count 389 transition count 900
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 1107 place count 388 transition count 901
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 8 with 1 rules applied. Total rules applied 1108 place count 387 transition count 900
Applied a total of 1108 rules in 192 ms. Remains 387 /907 variables (removed 520) and now considering 900/1428 (removed 528) transitions.
// Phase 1: matrix 900 rows 387 cols
[2025-06-02 02:25:19] [INFO ] Computed 57 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:25:19] [INFO ] Implicit Places using invariants in 178 ms returned []
[2025-06-02 02:25:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:25:20] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-02 02:25:20] [INFO ] Implicit Places using invariants and state equation in 464 ms returned []
Implicit Place search using SMT with State Equation took 644 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:25:20] [INFO ] Redundant transitions in 17 ms returned []
Running 898 sub problems to find dead transitions.
[2025-06-02 02:25:20] [INFO ] Invariant cache hit.
[2025-06-02 02:25:20] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 2 (OVERLAPS) 1/387 variables, 53/57 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:36] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:37] [INFO ] Deduced a trap composed of 56 places in 110 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:37] [INFO ] Deduced a trap composed of 28 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:37] [INFO ] Deduced a trap composed of 51 places in 105 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:37] [INFO ] Deduced a trap composed of 52 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:38] [INFO ] Deduced a trap composed of 56 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:38] [INFO ] Deduced a trap composed of 52 places in 87 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:38] [INFO ] Deduced a trap composed of 62 places in 113 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:38] [INFO ] Deduced a trap composed of 66 places in 120 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 28 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 17 places in 124 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 34 places in 125 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 41 places in 132 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 42 places in 136 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:39] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:42] [INFO ] Deduced a trap composed of 25 places in 49 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:43] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:43] [INFO ] Deduced a trap composed of 20 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:43] [INFO ] Deduced a trap composed of 17 places in 80 ms of which 8 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/387 variables, 19/76 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 387/1287 variables, and 76 constraints, problems are : Problem set: 0 solved, 898 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 0/387 constraints, ReadFeed: 0/31 constraints, PredecessorRefiner: 898/898 constraints, Known Traps: 19/19 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/386 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/386 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/386 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 3 (OVERLAPS) 1/387 variables, 53/62 constraints. Problems are: Problem set: 0 solved, 898 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/387 variables, 14/76 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:57] [INFO ] Deduced a trap composed of 35 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:57] [INFO ] Deduced a trap composed of 66 places in 131 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:58] [INFO ] Deduced a trap composed of 70 places in 125 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:58] [INFO ] Deduced a trap composed of 78 places in 137 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:58] [INFO ] Deduced a trap composed of 26 places in 132 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:25:59] [INFO ] Deduced a trap composed of 44 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:00] [INFO ] Deduced a trap composed of 27 places in 127 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:00] [INFO ] Deduced a trap composed of 56 places in 117 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:00] [INFO ] Deduced a trap composed of 69 places in 114 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:02] [INFO ] Deduced a trap composed of 26 places in 72 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/387 variables, 10/86 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:04] [INFO ] Deduced a trap composed of 62 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:05] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:06] [INFO ] Deduced a trap composed of 28 places in 141 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:08] [INFO ] Deduced a trap composed of 30 places in 109 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/387 variables, 4/90 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:13] [INFO ] Deduced a trap composed of 17 places in 208 ms of which 12 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/387 variables, 1/91 constraints. Problems are: Problem set: 0 solved, 898 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:20] [INFO ] Deduced a trap composed of 27 places in 134 ms of which 20 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 387/1287 variables, and 92 constraints, problems are : Problem set: 0 solved, 898 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 0/387 constraints, ReadFeed: 0/31 constraints, PredecessorRefiner: 0/898 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60223ms problems are : Problem set: 0 solved, 898 unsolved
Search for dead transitions found 0 dead transitions in 60225ms
Starting structural reductions in SI_LTL mode, iteration 1 : 387/907 places, 900/1428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61087 ms. Remains : 387/907 places, 900/1428 transitions.
Stuttering acceptance computed with spot in 129 ms :[(NOT p2), (OR (NOT p2) (AND (NOT p0) (NOT p1))), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-06
Stuttering criterion allowed to conclude after 252 steps with 0 reset in 3 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-06 finished in 61244 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 907 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 65 transitions
Trivial Post-agglo rules discarded 65 transitions
Performed 65 trivial Post agglomeration. Transition count delta: 65
Iterating post reduction 0 with 65 rules applied. Total rules applied 65 place count 906 transition count 1362
Reduce places removed 65 places and 0 transitions.
Iterating post reduction 1 with 65 rules applied. Total rules applied 130 place count 841 transition count 1362
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 37 Pre rules applied. Total rules applied 130 place count 841 transition count 1325
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 204 place count 804 transition count 1325
Discarding 37 places :
Symmetric choice reduction at 2 with 37 rule applications. Total rules 241 place count 767 transition count 1200
Iterating global reduction 2 with 37 rules applied. Total rules applied 278 place count 767 transition count 1200
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 283 place count 762 transition count 1189
Iterating global reduction 2 with 5 rules applied. Total rules applied 288 place count 762 transition count 1189
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 289 place count 762 transition count 1188
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 290 place count 761 transition count 1188
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 293 place count 758 transition count 1182
Iterating global reduction 4 with 3 rules applied. Total rules applied 296 place count 758 transition count 1182
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 299 place count 755 transition count 1176
Iterating global reduction 4 with 3 rules applied. Total rules applied 302 place count 755 transition count 1176
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 303 place count 754 transition count 1173
Iterating global reduction 4 with 1 rules applied. Total rules applied 304 place count 754 transition count 1173
Performed 195 Post agglomeration using F-continuation condition.Transition count delta: 195
Deduced a syphon composed of 195 places in 0 ms
Reduce places removed 195 places and 0 transitions.
Iterating global reduction 4 with 390 rules applied. Total rules applied 694 place count 559 transition count 978
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 697 place count 559 transition count 975
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 701 place count 555 transition count 965
Iterating global reduction 5 with 4 rules applied. Total rules applied 705 place count 555 transition count 965
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 706 place count 555 transition count 964
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 707 place count 554 transition count 962
Iterating global reduction 6 with 1 rules applied. Total rules applied 708 place count 554 transition count 962
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -26
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 6 with 202 rules applied. Total rules applied 910 place count 453 transition count 988
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 6 with 12 rules applied. Total rules applied 922 place count 453 transition count 976
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 37 places in 0 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 7 with 74 rules applied. Total rules applied 996 place count 416 transition count 984
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 998 place count 416 transition count 982
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 8 with 62 rules applied. Total rules applied 1060 place count 416 transition count 920
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 8 with 9 rules applied. Total rules applied 1069 place count 407 transition count 920
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 5 Pre rules applied. Total rules applied 1069 place count 407 transition count 915
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 9 with 10 rules applied. Total rules applied 1079 place count 402 transition count 915
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1117 place count 383 transition count 896
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 1118 place count 382 transition count 895
Applied a total of 1118 rules in 178 ms. Remains 382 /907 variables (removed 525) and now considering 895/1428 (removed 533) transitions.
// Phase 1: matrix 895 rows 382 cols
[2025-06-02 02:26:20] [INFO ] Computed 57 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:26:21] [INFO ] Implicit Places using invariants in 195 ms returned []
[2025-06-02 02:26:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:26:21] [INFO ] State equation strengthened by 31 read => feed constraints.
[2025-06-02 02:26:21] [INFO ] Implicit Places using invariants and state equation in 517 ms returned []
Implicit Place search using SMT with State Equation took 714 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:26:21] [INFO ] Redundant transitions in 14 ms returned []
Running 840 sub problems to find dead transitions.
[2025-06-02 02:26:21] [INFO ] Invariant cache hit.
[2025-06-02 02:26:21] [INFO ] State equation strengthened by 31 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/382 variables, 57/57 constraints. Problems are: Problem set: 0 solved, 840 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:27] [INFO ] Deduced a trap composed of 54 places in 103 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:27] [INFO ] Deduced a trap composed of 60 places in 98 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:28] [INFO ] Deduced a trap composed of 49 places in 110 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:28] [INFO ] Deduced a trap composed of 27 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:28] [INFO ] Deduced a trap composed of 34 places in 91 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:28] [INFO ] Deduced a trap composed of 17 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:29] [INFO ] Deduced a trap composed of 40 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:29] [INFO ] Deduced a trap composed of 40 places in 110 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:29] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:29] [INFO ] Deduced a trap composed of 26 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:30] [INFO ] Deduced a trap composed of 29 places in 119 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:31] [INFO ] Deduced a trap composed of 24 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:32] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:32] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:26:32] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 8 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/382 variables, 15/72 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/382 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 840 unsolved
At refinement iteration 3 (OVERLAPS) 895/1277 variables, 382/454 constraints. Problems are: Problem set: 0 solved, 840 unsolved
SMT process timed out in 30184ms, After SMT, problems are : Problem set: 0 solved, 840 unsolved
Search for dead transitions found 0 dead transitions in 30188ms
Starting structural reductions in SI_LTL mode, iteration 1 : 382/907 places, 895/1428 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 31105 ms. Remains : 382/907 places, 895/1428 transitions.
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-07
Stuttering criterion allowed to conclude after 265 steps with 1 reset in 3 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-07 finished in 31212 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||F(!p1)))) U ((!p1&&X(X((!p0||F(!p1)))))||X(X(G((!p0||F(!p1)))))))))'
Support contains 5 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 892 transition count 1401
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 892 transition count 1401
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 38 place count 884 transition count 1386
Iterating global reduction 0 with 8 rules applied. Total rules applied 46 place count 884 transition count 1386
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 53 place count 877 transition count 1369
Iterating global reduction 0 with 7 rules applied. Total rules applied 60 place count 877 transition count 1369
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 64 place count 873 transition count 1363
Iterating global reduction 0 with 4 rules applied. Total rules applied 68 place count 873 transition count 1363
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 71 place count 870 transition count 1358
Iterating global reduction 0 with 3 rules applied. Total rules applied 74 place count 870 transition count 1358
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 76 place count 868 transition count 1352
Iterating global reduction 0 with 2 rules applied. Total rules applied 78 place count 868 transition count 1352
Applied a total of 78 rules in 91 ms. Remains 868 /907 variables (removed 39) and now considering 1352/1428 (removed 76) transitions.
// Phase 1: matrix 1352 rows 868 cols
[2025-06-02 02:26:52] [INFO ] Computed 66 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:26:52] [INFO ] Implicit Places using invariants in 376 ms returned []
[2025-06-02 02:26:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:26:53] [INFO ] Implicit Places using invariants and state equation in 880 ms returned []
Implicit Place search using SMT with State Equation took 1259 ms to find 0 implicit places.
Running 1351 sub problems to find dead transitions.
[2025-06-02 02:26:53] [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 867/2220 variables, and 0 constraints, problems are : Problem set: 0 solved, 1351 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/868 constraints, PredecessorRefiner: 1351/1351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/867 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1351 unsolved
SMT process timed out in 60265ms, After SMT, problems are : Problem set: 0 solved, 1351 unsolved
Search for dead transitions found 0 dead transitions in 60269ms
Starting structural reductions in LTL mode, iteration 1 : 868/907 places, 1352/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61625 ms. Remains : 868/907 places, 1352/1428 transitions.
Stuttering acceptance computed with spot in 249 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0), p1, (AND p1 p0), (AND p1 p0)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-08
Product exploration explored 100000 steps with 25000 reset in 209 ms.
Product exploration explored 100000 steps with 25000 reset in 261 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 164 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
RANDOM walk for 40000 steps (63 resets) in 220 ms. (180 steps per ms) remains 1/3 properties
BEST_FIRST walk for 38467 steps (9 resets) in 220 ms. (174 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 8 factoid took 194 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 170 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Support contains 5 out of 868 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 868/868 places, 1352/1352 transitions.
Applied a total of 0 rules in 15 ms. Remains 868 /868 variables (removed 0) and now considering 1352/1352 (removed 0) transitions.
[2025-06-02 02:27:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:27:55] [INFO ] Implicit Places using invariants in 351 ms returned []
[2025-06-02 02:27:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:27:56] [INFO ] Implicit Places using invariants and state equation in 895 ms returned []
Implicit Place search using SMT with State Equation took 1262 ms to find 0 implicit places.
Running 1351 sub problems to find dead transitions.
[2025-06-02 02:27:56] [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 867/2220 variables, and 0 constraints, problems are : Problem set: 0 solved, 1351 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/868 constraints, PredecessorRefiner: 1351/1351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1351 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 867/2220 variables, and 0 constraints, problems are : Problem set: 0 solved, 1351 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/868 constraints, PredecessorRefiner: 0/1351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60277ms problems are : Problem set: 0 solved, 1351 unsolved
Search for dead transitions found 0 dead transitions in 60280ms
Finished structural reductions in LTL mode , in 1 iterations and 61568 ms. Remains : 868/868 places, 1352/1352 transitions.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 109 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
RANDOM walk for 40000 steps (60 resets) in 227 ms. (175 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 72 ms. (548 steps per ms) remains 1/1 properties
[2025-06-02 02:28:57] [INFO ] Invariant cache hit.
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: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 131/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 732/868 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/868 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1352/2220 variables, 868/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2220 variables, 0/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/2220 variables, 0/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2220/2220 variables, and 934 constraints, problems are : Problem set: 0 solved, 1 unsolved in 696 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 868/868 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 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: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 131/136 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/136 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 732/868 variables, 61/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/868 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1352/2220 variables, 868/934 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2220 variables, 1/935 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:28:58] [INFO ] Deduced a trap composed of 48 places in 89 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2220 variables, 1/936 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:28:59] [INFO ] Deduced a trap composed of 68 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:28:59] [INFO ] Deduced a trap composed of 74 places in 76 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/2220 variables, 2/938 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:28:59] [INFO ] Deduced a trap along path composed of 2 places in 36 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/2220 variables, 1/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2220 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/2220 variables, 0/939 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2220/2220 variables, and 939 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1319 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 868/868 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2062ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 116 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=58 )
Parikh walk visited 1 properties in 5 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) (NOT p1)))), (F p1), (F p0)]
Knowledge based reduction with 1 factoid took 172 ms. Reduced automaton from 5 states, 5 edges and 2 AP (stutter sensitive) to 5 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 160 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 218 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Product exploration explored 100000 steps with 25000 reset in 193 ms.
Product exploration explored 100000 steps with 25000 reset in 212 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 166 ms :[p1, (AND p1 p0), (AND p1 p0), (AND p1 p0), (AND p1 p0)]
Support contains 5 out of 868 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 868/868 places, 1352/1352 transitions.
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 59 rules applied. Total rules applied 59 place count 868 transition count 1352
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 19 Pre rules applied. Total rules applied 59 place count 868 transition count 1387
Deduced a syphon composed of 78 places in 3 ms
Iterating global reduction 1 with 19 rules applied. Total rules applied 78 place count 868 transition count 1387
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 89 place count 857 transition count 1354
Deduced a syphon composed of 78 places in 2 ms
Iterating global reduction 1 with 11 rules applied. Total rules applied 100 place count 857 transition count 1354
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 111 place count 846 transition count 1321
Deduced a syphon composed of 67 places in 2 ms
Iterating global reduction 1 with 11 rules applied. Total rules applied 122 place count 846 transition count 1321
Performed 211 Post agglomeration using F-continuation condition.Transition count delta: -20
Deduced a syphon composed of 278 places in 0 ms
Iterating global reduction 1 with 211 rules applied. Total rules applied 333 place count 846 transition count 1341
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 336 place count 846 transition count 1338
Discarding 70 places :
Symmetric choice reduction at 2 with 70 rule applications. Total rules 406 place count 776 transition count 1218
Deduced a syphon composed of 221 places in 1 ms
Iterating global reduction 2 with 70 rules applied. Total rules applied 476 place count 776 transition count 1218
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 489 place count 763 transition count 1205
Deduced a syphon composed of 208 places in 1 ms
Iterating global reduction 2 with 13 rules applied. Total rules applied 502 place count 763 transition count 1205
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -241
Deduced a syphon composed of 309 places in 1 ms
Iterating global reduction 2 with 101 rules applied. Total rules applied 603 place count 763 transition count 1446
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 2 with 14 rules applied. Total rules applied 617 place count 763 transition count 1432
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: -76
Deduced a syphon composed of 343 places in 0 ms
Iterating global reduction 3 with 34 rules applied. Total rules applied 651 place count 763 transition count 1508
Deduced a syphon composed of 343 places in 0 ms
Drop transitions (Redundant composition of simpler transitions.) removed 66 transitions
Redundant transition composition rules discarded 66 transitions
Iterating global reduction 3 with 66 rules applied. Total rules applied 717 place count 763 transition count 1442
Reduce places removed 8 places and 0 transitions.
Graph (complete) has 3761 edges and 755 vertex of which 747 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 8 output transitions
Drop transitions (Output transitions of discarded places.) removed 8 transitions
Iterating post reduction 3 with 9 rules applied. Total rules applied 726 place count 747 transition count 1434
Discarding 8 places :
Symmetric choice reduction at 4 with 8 rule applications. Total rules 734 place count 739 transition count 1426
Deduced a syphon composed of 327 places in 1 ms
Iterating global reduction 4 with 8 rules applied. Total rules applied 742 place count 739 transition count 1426
Performed 18 Post agglomeration using F-continuation condition.Transition count delta: -29
Deduced a syphon composed of 345 places in 0 ms
Iterating global reduction 4 with 18 rules applied. Total rules applied 760 place count 739 transition count 1455
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 766 place count 733 transition count 1448
Deduced a syphon composed of 339 places in 1 ms
Iterating global reduction 4 with 6 rules applied. Total rules applied 772 place count 733 transition count 1448
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 344 places in 0 ms
Iterating global reduction 4 with 5 rules applied. Total rules applied 777 place count 733 transition count 1460
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 778 place count 732 transition count 1458
Deduced a syphon composed of 343 places in 1 ms
Iterating global reduction 4 with 1 rules applied. Total rules applied 779 place count 732 transition count 1458
Deduced a syphon composed of 343 places in 0 ms
Applied a total of 779 rules in 383 ms. Remains 732 /868 variables (removed 136) and now considering 1458/1352 (removed -106) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 02:29:02] [INFO ] Redundant transitions in 24 ms returned []
Running 1457 sub problems to find dead transitions.
// Phase 1: matrix 1458 rows 732 cols
[2025-06-02 02:29:02] [INFO ] Computed 58 invariants in 8 ms
[2025-06-02 02:29:02] [INFO ] State equation strengthened by 32 read => feed constraints.
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 731/2190 variables, and 0 constraints, problems are : Problem set: 0 solved, 1457 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 0/58 constraints, State Equation: 0/732 constraints, ReadFeed: 0/32 constraints, PredecessorRefiner: 1457/1457 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1457 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/731 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1457 unsolved
At refinement iteration 1 (OVERLAPS) 1/732 variables, 58/58 constraints. Problems are: Problem set: 0 solved, 1457 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 8 places in 132 ms of which 2 ms to minimize.
Problem TDEAD0 is UNSAT
Problem TDEAD1 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 2 ms to minimize.
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 2 ms to minimize.
Problem TDEAD17 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 6 places in 27 ms of which 3 ms to minimize.
Problem TDEAD18 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 2 ms to minimize.
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 2 ms to minimize.
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 8 places in 35 ms of which 1 ms to minimize.
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 8 places in 37 ms of which 2 ms to minimize.
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 2 ms to minimize.
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 02:30:02] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 2 ms to minimize.
SMT process timed out in 60785ms, After SMT, problems are : Problem set: 62 solved, 1395 unsolved
Search for dead transitions found 62 dead transitions in 60788ms
Found 62 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 62 transitions
Dead transitions reduction (with SMT) removed 62 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 732/868 places, 1396/1352 transitions.
Graph (complete) has 3564 edges and 732 vertex of which 701 are kept as prefixes of interest. Removing 31 places using SCC suffix rule.2 ms
Discarding 31 places :
Also discarding 0 output transitions
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 7 place count 695 transition count 1390
Deduced a syphon composed of 306 places in 1 ms
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 695 transition count 1390
Deduced a syphon composed of 306 places in 0 ms
Applied a total of 13 rules in 28 ms. Remains 695 /732 variables (removed 37) and now considering 1390/1396 (removed 6) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 695/868 places, 1390/1352 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61260 ms. Remains : 695/868 places, 1390/1352 transitions.
Built C files in :
/tmp/ltsmin1924086224434121019
[2025-06-02 02:30:02] [INFO ] Built C files in 40ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1924086224434121019
Running compilation step : cd /tmp/ltsmin1924086224434121019;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 2592 ms.
Running link step : cd /tmp/ltsmin1924086224434121019;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 45 ms.
Running LTSmin : cd /tmp/ltsmin1924086224434121019;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased9176331906584103320.hoa' '--buchi-type=spotba'
LTSmin run took 2656 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-08 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property NoC3x3-PT-5B-LTLFireability-08 finished in 196357 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&&X(X(X(p1)))&&(X(X(p2))||G(p3)))))'
Support contains 5 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 893 transition count 1403
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 893 transition count 1403
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 35 place count 886 transition count 1390
Iterating global reduction 0 with 7 rules applied. Total rules applied 42 place count 886 transition count 1390
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 48 place count 880 transition count 1375
Iterating global reduction 0 with 6 rules applied. Total rules applied 54 place count 880 transition count 1375
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 57 place count 877 transition count 1370
Iterating global reduction 0 with 3 rules applied. Total rules applied 60 place count 877 transition count 1370
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 62 place count 875 transition count 1367
Iterating global reduction 0 with 2 rules applied. Total rules applied 64 place count 875 transition count 1367
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 874 transition count 1364
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 874 transition count 1364
Applied a total of 66 rules in 96 ms. Remains 874 /907 variables (removed 33) and now considering 1364/1428 (removed 64) transitions.
// Phase 1: matrix 1364 rows 874 cols
[2025-06-02 02:30:08] [INFO ] Computed 66 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:30:08] [INFO ] Implicit Places using invariants in 334 ms returned []
[2025-06-02 02:30:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:30:09] [INFO ] Implicit Places using invariants and state equation in 845 ms returned []
Implicit Place search using SMT with State Equation took 1228 ms to find 0 implicit places.
Running 1363 sub problems to find dead transitions.
[2025-06-02 02:30:09] [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 873/2238 variables, and 0 constraints, problems are : Problem set: 0 solved, 1363 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/874 constraints, PredecessorRefiner: 1363/1363 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1363 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 873/2238 variables, and 0 constraints, problems are : Problem set: 0 solved, 1363 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/874 constraints, PredecessorRefiner: 0/1363 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60268ms problems are : Problem set: 0 solved, 1363 unsolved
Search for dead transitions found 0 dead transitions in 60270ms
Starting structural reductions in LTL mode, iteration 1 : 874/907 places, 1364/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61597 ms. Remains : 874/907 places, 1364/1428 transitions.
Stuttering acceptance computed with spot in 336 ms :[(NOT p1), (OR (NOT p1) (NOT p0) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (NOT p0) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (NOT p3)), (OR (NOT p2) (NOT p1)), (OR (NOT p1) (AND (NOT p2) (NOT p3))), (NOT p3), (OR (NOT p2) (NOT p1)), true]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-09 finished in 61958 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)||G(p1)))'
Support contains 3 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 892 transition count 1400
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 892 transition count 1400
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 37 place count 885 transition count 1386
Iterating global reduction 0 with 7 rules applied. Total rules applied 44 place count 885 transition count 1386
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 48 place count 881 transition count 1378
Iterating global reduction 0 with 4 rules applied. Total rules applied 52 place count 881 transition count 1378
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 55 place count 878 transition count 1374
Iterating global reduction 0 with 3 rules applied. Total rules applied 58 place count 878 transition count 1374
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 61 place count 875 transition count 1369
Iterating global reduction 0 with 3 rules applied. Total rules applied 64 place count 875 transition count 1369
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 66 place count 873 transition count 1363
Iterating global reduction 0 with 2 rules applied. Total rules applied 68 place count 873 transition count 1363
Applied a total of 68 rules in 97 ms. Remains 873 /907 variables (removed 34) and now considering 1363/1428 (removed 65) transitions.
// Phase 1: matrix 1363 rows 873 cols
[2025-06-02 02:31:10] [INFO ] Computed 66 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:31:10] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-02 02:31:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:31:11] [INFO ] Implicit Places using invariants and state equation in 870 ms returned []
Implicit Place search using SMT with State Equation took 1375 ms to find 0 implicit places.
Running 1362 sub problems to find dead transitions.
[2025-06-02 02:31:11] [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 872/2236 variables, and 0 constraints, problems are : Problem set: 0 solved, 1362 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/873 constraints, PredecessorRefiner: 1362/1362 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1362 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 872/2236 variables, and 0 constraints, problems are : Problem set: 0 solved, 1362 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/873 constraints, PredecessorRefiner: 0/1362 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60275ms problems are : Problem set: 0 solved, 1362 unsolved
Search for dead transitions found 0 dead transitions in 60277ms
Starting structural reductions in LTL mode, iteration 1 : 873/907 places, 1363/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61751 ms. Remains : 873/907 places, 1363/1428 transitions.
Stuttering acceptance computed with spot in 142 ms :[true, (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2601 steps with 3 reset in 6 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-11 finished in 61919 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 X(X(G(p0)))))'
Support contains 1 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 891 transition count 1399
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 891 transition count 1399
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 40 place count 883 transition count 1384
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 883 transition count 1384
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 55 place count 876 transition count 1367
Iterating global reduction 0 with 7 rules applied. Total rules applied 62 place count 876 transition count 1367
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 66 place count 872 transition count 1361
Iterating global reduction 0 with 4 rules applied. Total rules applied 70 place count 872 transition count 1361
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 73 place count 869 transition count 1356
Iterating global reduction 0 with 3 rules applied. Total rules applied 76 place count 869 transition count 1356
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 78 place count 867 transition count 1350
Iterating global reduction 0 with 2 rules applied. Total rules applied 80 place count 867 transition count 1350
Applied a total of 80 rules in 91 ms. Remains 867 /907 variables (removed 40) and now considering 1350/1428 (removed 78) transitions.
// Phase 1: matrix 1350 rows 867 cols
[2025-06-02 02:32:12] [INFO ] Computed 66 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:32:12] [INFO ] Implicit Places using invariants in 455 ms returned []
[2025-06-02 02:32:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:32:13] [INFO ] Implicit Places using invariants and state equation in 921 ms returned []
Implicit Place search using SMT with State Equation took 1386 ms to find 0 implicit places.
Running 1349 sub problems to find dead transitions.
[2025-06-02 02:32:13] [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 866/2217 variables, and 0 constraints, problems are : Problem set: 0 solved, 1349 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/867 constraints, PredecessorRefiner: 1349/1349 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1349 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 866/2217 variables, and 0 constraints, problems are : Problem set: 0 solved, 1349 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/867 constraints, PredecessorRefiner: 0/1349 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60276ms problems are : Problem set: 0 solved, 1349 unsolved
Search for dead transitions found 0 dead transitions in 60278ms
Starting structural reductions in LTL mode, iteration 1 : 867/907 places, 1350/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61762 ms. Remains : 867/907 places, 1350/1428 transitions.
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-12
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA NoC3x3-PT-5B-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property NoC3x3-PT-5B-LTLFireability-12 finished in 61895 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0&&(X(G(p0))||p1))))))'
Support contains 2 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 891 transition count 1399
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 891 transition count 1399
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 40 place count 883 transition count 1384
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 883 transition count 1384
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 55 place count 876 transition count 1367
Iterating global reduction 0 with 7 rules applied. Total rules applied 62 place count 876 transition count 1367
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 66 place count 872 transition count 1361
Iterating global reduction 0 with 4 rules applied. Total rules applied 70 place count 872 transition count 1361
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 73 place count 869 transition count 1356
Iterating global reduction 0 with 3 rules applied. Total rules applied 76 place count 869 transition count 1356
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 78 place count 867 transition count 1350
Iterating global reduction 0 with 2 rules applied. Total rules applied 80 place count 867 transition count 1350
Applied a total of 80 rules in 94 ms. Remains 867 /907 variables (removed 40) and now considering 1350/1428 (removed 78) transitions.
[2025-06-02 02:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:33:14] [INFO ] Implicit Places using invariants in 344 ms returned []
[2025-06-02 02:33:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:33:15] [INFO ] Implicit Places using invariants and state equation in 872 ms returned []
Implicit Place search using SMT with State Equation took 1242 ms to find 0 implicit places.
Running 1349 sub problems to find dead transitions.
[2025-06-02 02:33:15] [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 866/2217 variables, and 0 constraints, problems are : Problem set: 0 solved, 1349 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/867 constraints, PredecessorRefiner: 1349/1349 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1349 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 866/2217 variables, and 0 constraints, problems are : Problem set: 0 solved, 1349 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/867 constraints, PredecessorRefiner: 0/1349 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60245ms problems are : Problem set: 0 solved, 1349 unsolved
Search for dead transitions found 0 dead transitions in 60247ms
Starting structural reductions in LTL mode, iteration 1 : 867/907 places, 1350/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61587 ms. Remains : 867/907 places, 1350/1428 transitions.
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 188 ms.
Product exploration explored 100000 steps with 33333 reset in 195 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to conjunction of knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 78 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-5B-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-5B-LTLFireability-14 finished in 62220 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&&X((!p0&&G((!p0||G(p1)))))))'
Support contains 3 out of 907 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 907/907 places, 1428/1428 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 891 transition count 1399
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 891 transition count 1399
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 40 place count 883 transition count 1384
Iterating global reduction 0 with 8 rules applied. Total rules applied 48 place count 883 transition count 1384
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 55 place count 876 transition count 1367
Iterating global reduction 0 with 7 rules applied. Total rules applied 62 place count 876 transition count 1367
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 66 place count 872 transition count 1361
Iterating global reduction 0 with 4 rules applied. Total rules applied 70 place count 872 transition count 1361
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 72 place count 870 transition count 1358
Iterating global reduction 0 with 2 rules applied. Total rules applied 74 place count 870 transition count 1358
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 75 place count 869 transition count 1355
Iterating global reduction 0 with 1 rules applied. Total rules applied 76 place count 869 transition count 1355
Applied a total of 76 rules in 95 ms. Remains 869 /907 variables (removed 38) and now considering 1355/1428 (removed 73) transitions.
// Phase 1: matrix 1355 rows 869 cols
[2025-06-02 02:34:16] [INFO ] Computed 66 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:34:16] [INFO ] Implicit Places using invariants in 369 ms returned []
[2025-06-02 02:34:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 02:34:17] [INFO ] Implicit Places using invariants and state equation in 824 ms returned []
Implicit Place search using SMT with State Equation took 1232 ms to find 0 implicit places.
Running 1354 sub problems to find dead transitions.
[2025-06-02 02:34:17] [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 868/2224 variables, and 0 constraints, problems are : Problem set: 0 solved, 1354 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/869 constraints, PredecessorRefiner: 1354/1354 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1354 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 868/2224 variables, and 0 constraints, problems are : Problem set: 0 solved, 1354 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 0/66 constraints, State Equation: 0/869 constraints, PredecessorRefiner: 0/1354 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60236ms problems are : Problem set: 0 solved, 1354 unsolved
Search for dead transitions found 0 dead transitions in 60238ms
Starting structural reductions in LTL mode, iteration 1 : 869/907 places, 1355/1428 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61569 ms. Remains : 869/907 places, 1355/1428 transitions.
Stuttering acceptance computed with spot in 134 ms :[true, (NOT p1), (AND (NOT p1) p0), p0, p0]
Running random walk in product with property : NoC3x3-PT-5B-LTLFireability-15
Product exploration explored 100000 steps with 153 reset in 263 ms.
Product exploration explored 100000 steps with 158 reset in 291 ms.
Computed a total of 65 stabilizing places and 65 stable transitions
Computed a total of 65 stabilizing places and 65 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 148 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[true, (NOT p1), (AND (NOT p1) p0)]
RANDOM walk for 40000 steps (60 resets) in 317 ms. (125 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 129 ms. (307 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 99 ms. (400 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 121 ms. (327 steps per ms) remains 3/3 properties
[2025-06-02 02:35:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 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) 113/116 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 753/869 variables, 63/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/869 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1355/2224 variables, 869/935 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/2224 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/2224 variables, 0/935 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2224/2224 variables, and 935 constraints, problems are : Problem set: 0 solved, 3 unsolved in 792 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 869/869 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 5.0 s and query timeout 500.0 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) 113/116 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/116 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 753/869 variables, 63/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/869 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1355/2224 variables, 869/935 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2224 variables, 3/938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2224 variables, 0/938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/2224 variables, 0/938 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2224/2224 variables, and 938 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1193 ms.
Refiners :[Positive P Invariants (semi-flows): 66/66 constraints, State Equation: 869/869 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2011ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 459 ms.
Support contains 3 out of 869 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 869/869 places, 1355/1355 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 59 transitions
Trivial Post-agglo rules discarded 59 transitions
Performed 59 trivial Post agglomeration. Transition count delta: 59
Iterating post reduction 0 with 59 rules applied. Total rules applied 59 place count 869 transition count 1296
Reduce places removed 59 places and 0 transitions.
Iterating post reduction 1 with 59 rules applied. Total rules applied 118 place count 810 transition count 1296
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 37 Pre rules applied. Total rules applied 118 place count 810 transition count 1259
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 192 place count 773 transition count 1259
Discarding 24 places :
Symmetric choice reduction at 2 with 24 rule applications. Total rules 216 place count 749 transition count 1163
Iterating global reduction 2 with 24 rules applied. Total rules applied 240 place count 749 transition count 1163
Performed 195 Post agglomeration using F-continuation condition.Transition count delta: 195
Deduced a syphon composed of 195 places in 0 ms
Reduce places removed 195 places and 0 transitions.
Iterating global reduction 2 with 390 rules applied. Total rules applied 630 place count 554 transition count 968
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 633 place count 554 transition count 965
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -28
Deduced a syphon composed of 101 places in 0 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 835 place count 453 transition count 993
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 849 place count 453 transition count 979
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 4 with 72 rules applied. Total rules applied 921 place count 417 transition count 987
Drop transitions (Redundant composition of simpler transitions.) removed 62 transitions
Redundant transition composition rules discarded 62 transitions
Iterating global reduction 4 with 62 rules applied. Total rules applied 983 place count 417 transition count 925
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 4 with 9 rules applied. Total rules applied 992 place count 408 transition count 925
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 5 Pre rules applied. Total rules applied 992 place count 408 transition count 920
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 5 with 10 rules applied. Total rules applied 1002 place count 403 transition count 920
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 5 with 38 rules applied. Total rules applied 1040 place count 384 transition count 901
Free-agglomeration rule applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 1041 place count 384 transition count 900
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1042 place count 383 transition count 900
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 1043 place count 383 transition count 899
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 6 with 5 rules applied. Total rules applied 1048 place count 383 transition count 899
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 1049 place count 382 transition count 898
Applied a total of 1049 rules in 113 ms. Remains 382 /869 variables (removed 487) and now considering 898/1355 (removed 457) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 113 ms. Remains : 382/869 places, 898/1355 transitions.
RANDOM walk for 40000 steps (193 resets) in 274 ms. (145 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40004 steps (12 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
// Phase 1: matrix 898 rows 382 cols
[2025-06-02 02:35:21] [INFO ] Computed 57 invariants in 4 ms
[2025-06-02 02:35:21] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 100/126 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 243/369 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 28/397 variables, 9/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/397 variables, 26/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/397 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 320/717 variables, 77/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/717 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/717 variables, 12/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/717 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 40/757 variables, 14/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/757 variables, 19/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/757 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 302/1059 variables, 84/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1059 variables, 6/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1059 variables, 12/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 25/1084 variables, 10/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1084 variables, 25/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1084 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 138/1222 variables, 63/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1222 variables, 5/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1222 variables, 7/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1222 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 10/1232 variables, 5/439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1232 variables, 6/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1232 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 39/1271 variables, 17/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1271 variables, 1/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1271 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 2/1273 variables, 2/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1273 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1273 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 7/1280 variables, 7/474 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1280 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1280 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 0/1280 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 475 constraints, problems are : Problem set: 0 solved, 1 unsolved in 729 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 382/382 constraints, ReadFeed: 36/36 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 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 100/126 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 243/369 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 28/397 variables, 9/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/397 variables, 26/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/397 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 320/717 variables, 77/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/717 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/717 variables, 12/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/717 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 40/757 variables, 14/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/757 variables, 19/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/757 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 302/1059 variables, 84/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1059 variables, 6/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 12/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1059 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 25/1084 variables, 10/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1084 variables, 25/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1084 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 138/1222 variables, 63/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1222 variables, 5/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1222 variables, 7/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1222 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 10/1232 variables, 5/440 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1232 variables, 6/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1232 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 39/1271 variables, 17/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1271 variables, 1/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1271 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 2/1273 variables, 2/466 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1273 variables, 2/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1273 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 7/1280 variables, 7/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1280 variables, 1/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1280 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 0/1280 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 476 constraints, problems are : Problem set: 0 solved, 1 unsolved in 669 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 382/382 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1421ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 3 out of 382 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 382/382 places, 898/898 transitions.
Applied a total of 0 rules in 6 ms. Remains 382 /382 variables (removed 0) and now considering 898/898 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 382/382 places, 898/898 transitions.
RANDOM walk for 40000 steps (193 resets) in 239 ms. (166 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (11 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 363985 steps, run timeout after 3001 ms. (steps per millisecond=121 ) properties seen :0 out of 1
Probabilistic random walk after 363985 steps, saw 91384 distinct states, run finished after 3001 ms. (steps per millisecond=121 ) properties seen :0
[2025-06-02 02:35:26] [INFO ] Invariant cache hit.
[2025-06-02 02:35:26] [INFO ] State equation strengthened by 36 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 100/126 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 243/369 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 28/397 variables, 9/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/397 variables, 26/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/397 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 320/717 variables, 77/176 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/717 variables, 1/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/717 variables, 12/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (INCLUDED_ONLY) 0/717 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 40/757 variables, 14/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/757 variables, 19/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/757 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 302/1059 variables, 84/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1059 variables, 6/312 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1059 variables, 12/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 25/1084 variables, 10/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1084 variables, 25/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1084 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 138/1222 variables, 63/422 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1222 variables, 5/427 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1222 variables, 7/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1222 variables, 0/434 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (OVERLAPS) 10/1232 variables, 5/439 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1232 variables, 6/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1232 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (OVERLAPS) 39/1271 variables, 17/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1271 variables, 1/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1271 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (OVERLAPS) 2/1273 variables, 2/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/1273 variables, 2/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1273 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (OVERLAPS) 7/1280 variables, 7/474 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/1280 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1280 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (OVERLAPS) 0/1280 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1280/1280 variables, and 475 constraints, problems are : Problem set: 0 solved, 1 unsolved in 565 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 382/382 constraints, ReadFeed: 36/36 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 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 23/26 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/26 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 100/126 variables, 26/29 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/126 variables, 2/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/126 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 243/369 variables, 30/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/369 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/369 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/369 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 28/397 variables, 9/74 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/397 variables, 26/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/397 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 320/717 variables, 77/177 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/717 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/717 variables, 12/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/717 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 40/757 variables, 14/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/757 variables, 19/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/757 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 302/1059 variables, 84/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1059 variables, 6/313 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 12/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1059 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 25/1084 variables, 10/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1084 variables, 25/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1084 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 138/1222 variables, 63/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1222 variables, 5/428 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1222 variables, 7/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1222 variables, 0/435 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 31 (OVERLAPS) 10/1232 variables, 5/440 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1232 variables, 6/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1232 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 34 (OVERLAPS) 39/1271 variables, 17/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/1271 variables, 1/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/1271 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 37 (OVERLAPS) 2/1273 variables, 2/466 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/1273 variables, 2/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/1273 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 40 (OVERLAPS) 7/1280 variables, 7/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/1280 variables, 1/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/1280 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 43 (OVERLAPS) 0/1280 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1280/1280 variables, and 476 constraints, problems are : Problem set: 0 solved, 1 unsolved in 768 ms.
Refiners :[Positive P Invariants (semi-flows): 57/57 constraints, State Equation: 382/382 constraints, ReadFeed: 36/36 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1366ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1062 steps, including 24 resets, run visited all 1 properties in 4 ms. (steps per millisecond=265 )
Parikh walk visited 1 properties in 3 ms.
Knowledge obtained : [(AND p1 (NOT p0)), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1))]
False Knowledge obtained : [(F p0), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p1)), (F (NOT (OR (NOT p0) p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR (NOT p0) p1)))
Knowledge based reduction with 6 factoid took 151 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA NoC3x3-PT-5B-LTLFireability-15 FALSE TECHNIQUES KNOWLEDGE
Treatment of property NoC3x3-PT-5B-LTLFireability-15 finished in 71594 ms.
All properties solved by simple procedures.
Total runtime 1092674 ms.
BK_STOP 1748831727894
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ 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="NoC3x3-PT-5B"
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 NoC3x3-PT-5B, 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 r142-tall-174876812200228"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/NoC3x3-PT-5B.tgz
mv NoC3x3-PT-5B 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 ;