About the Execution of ITS-Tools for FunctionPointer-PT-c016
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | TFFFFF?FFFF?FFTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007400139.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 FunctionPointer-PT-c016, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007400139
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.6M
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K 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 5 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.2M May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-00
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-01
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-02
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-03
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-04
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-05
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-06
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-07
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-08
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-09
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-10
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-11
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-12
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-13
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-14
FORMULA_NAME FunctionPointer-PT-c016-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748855681944
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-c016
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-02 09:14:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 09:14:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 09:14:46] [INFO ] Load time of PNML (sax parser for PT used): 1017 ms
[2025-06-02 09:14:46] [INFO ] Transformed 2826 places.
[2025-06-02 09:14:46] [INFO ] Transformed 8960 transitions.
[2025-06-02 09:14:46] [INFO ] Parsed PT model containing 2826 places and 8960 transitions and 36096 arcs in 1305 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 25 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Deduced a syphon composed of 1198 places in 70 ms
Reduce places removed 1198 places and 2998 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA FunctionPointer-PT-c016-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-c016-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 1628 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1628/1628 places, 5962/5962 transitions.
Reduce places removed 17 places and 0 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 17 place count 1611 transition count 5962
Discarding 297 places :
Symmetric choice reduction at 1 with 297 rule applications. Total rules 314 place count 1314 transition count 3674
Iterating global reduction 1 with 297 rules applied. Total rules applied 611 place count 1314 transition count 3674
Ensure Unique test removed 344 transitions
Reduce isomorphic transitions removed 344 transitions.
Iterating post reduction 1 with 344 rules applied. Total rules applied 955 place count 1314 transition count 3330
Discarding 157 places :
Symmetric choice reduction at 2 with 157 rule applications. Total rules 1112 place count 1157 transition count 3016
Iterating global reduction 2 with 157 rules applied. Total rules applied 1269 place count 1157 transition count 3016
Ensure Unique test removed 64 transitions
Reduce isomorphic transitions removed 64 transitions.
Iterating post reduction 2 with 64 rules applied. Total rules applied 1333 place count 1157 transition count 2952
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1347 place count 1143 transition count 2924
Iterating global reduction 3 with 14 rules applied. Total rules applied 1361 place count 1143 transition count 2924
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1375 place count 1129 transition count 2896
Iterating global reduction 3 with 14 rules applied. Total rules applied 1389 place count 1129 transition count 2896
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 1403 place count 1115 transition count 2868
Iterating global reduction 3 with 14 rules applied. Total rules applied 1417 place count 1115 transition count 2868
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1430 place count 1102 transition count 2842
Iterating global reduction 3 with 13 rules applied. Total rules applied 1443 place count 1102 transition count 2842
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1456 place count 1089 transition count 2816
Iterating global reduction 3 with 13 rules applied. Total rules applied 1469 place count 1089 transition count 2816
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 1482 place count 1076 transition count 2790
Iterating global reduction 3 with 13 rules applied. Total rules applied 1495 place count 1076 transition count 2790
Discarding 12 places :
Symmetric choice reduction at 3 with 12 rule applications. Total rules 1507 place count 1064 transition count 2766
Iterating global reduction 3 with 12 rules applied. Total rules applied 1519 place count 1064 transition count 2766
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 1572 place count 1011 transition count 2566
Iterating global reduction 3 with 53 rules applied. Total rules applied 1625 place count 1011 transition count 2566
Discarding 59 places :
Symmetric choice reduction at 3 with 59 rule applications. Total rules 1684 place count 952 transition count 2330
Iterating global reduction 3 with 59 rules applied. Total rules applied 1743 place count 952 transition count 2330
Discarding 58 places :
Symmetric choice reduction at 3 with 58 rule applications. Total rules 1801 place count 894 transition count 2190
Iterating global reduction 3 with 58 rules applied. Total rules applied 1859 place count 894 transition count 2190
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 1915 place count 838 transition count 2078
Iterating global reduction 3 with 56 rules applied. Total rules applied 1971 place count 838 transition count 2078
Discarding 56 places :
Symmetric choice reduction at 3 with 56 rule applications. Total rules 2027 place count 782 transition count 1966
Iterating global reduction 3 with 56 rules applied. Total rules applied 2083 place count 782 transition count 1966
Discarding 55 places :
Symmetric choice reduction at 3 with 55 rule applications. Total rules 2138 place count 727 transition count 1856
Iterating global reduction 3 with 55 rules applied. Total rules applied 2193 place count 727 transition count 1856
Discarding 53 places :
Symmetric choice reduction at 3 with 53 rule applications. Total rules 2246 place count 674 transition count 1750
Iterating global reduction 3 with 53 rules applied. Total rules applied 2299 place count 674 transition count 1750
Discarding 11 places :
Symmetric choice reduction at 3 with 11 rule applications. Total rules 2310 place count 663 transition count 1728
Iterating global reduction 3 with 11 rules applied. Total rules applied 2321 place count 663 transition count 1728
Applied a total of 2321 rules in 2233 ms. Remains 663 /1628 variables (removed 965) and now considering 1728/5962 (removed 4234) transitions.
[2025-06-02 09:14:49] [INFO ] Flow matrix only has 1162 transitions (discarded 566 similar events)
// Phase 1: matrix 1162 rows 663 cols
[2025-06-02 09:14:49] [INFO ] Computed 2 invariants in 60 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:14:51] [INFO ] Implicit Places using invariants in 2040 ms returned []
[2025-06-02 09:14:51] [INFO ] Flow matrix only has 1162 transitions (discarded 566 similar events)
[2025-06-02 09:14:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:14:52] [INFO ] State equation strengthened by 289 read => feed constraints.
[2025-06-02 09:14:58] [INFO ] Implicit Places using invariants and state equation in 6744 ms returned []
Implicit Place search using SMT with State Equation took 8856 ms to find 0 implicit places.
Running 1726 sub problems to find dead transitions.
[2025-06-02 09:14:58] [INFO ] Flow matrix only has 1162 transitions (discarded 566 similar events)
[2025-06-02 09:14:58] [INFO ] Invariant cache hit.
[2025-06-02 09:14:58] [INFO ] State equation strengthened by 289 read => feed constraints.
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")
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1726 unsolved
SMT process timed out in 36321ms, After SMT, problems are : Problem set: 0 solved, 1726 unsolved
Search for dead transitions found 0 dead transitions in 36398ms
Starting structural reductions in LTL mode, iteration 1 : 663/1628 places, 1728/5962 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 47550 ms. Remains : 663/1628 places, 1728/5962 transitions.
Support contains 20 out of 663 places after structural reductions.
[2025-06-02 09:15:35] [INFO ] Flatten gal took : 295 ms
[2025-06-02 09:15:35] [INFO ] Flatten gal took : 192 ms
[2025-06-02 09:15:36] [INFO ] Input system was already deterministic with 1728 transitions.
RANDOM walk for 40013 steps (8 resets) in 2763 ms. (14 steps per ms) remains 14/17 properties
BEST_FIRST walk for 40003 steps (13 resets) in 247 ms. (161 steps per ms) remains 8/14 properties
BEST_FIRST walk for 40004 steps (10 resets) in 360 ms. (110 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (13 resets) in 382 ms. (104 steps per ms) remains 7/8 properties
BEST_FIRST walk for 40004 steps (12 resets) in 385 ms. (103 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (16 resets) in 429 ms. (93 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (13 resets) in 393 ms. (101 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (11 resets) in 182 ms. (218 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (9 resets) in 115 ms. (344 steps per ms) remains 6/6 properties
[2025-06-02 09:15:37] [INFO ] Flow matrix only has 1162 transitions (discarded 566 similar events)
[2025-06-02 09:15:37] [INFO ] Invariant cache hit.
[2025-06-02 09:15:37] [INFO ] State equation strengthened by 289 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 383/390 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/390 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 16/406 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 694/1100 variables, 406/408 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1100 variables, 11/419 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1100 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Problem AtomicPropp16 is UNSAT
At refinement iteration 8 (OVERLAPS) 270/1370 variables, 27/446 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1370 variables, 216/662 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1370 variables, 0/662 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 367/1737 variables, 155/817 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1737 variables, 62/879 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1737 variables, 0/879 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 78/1815 variables, 69/948 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1815 variables, 0/948 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 10/1825 variables, 6/954 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1825 variables, 0/954 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 18 (OVERLAPS) 0/1825 variables, 0/954 constraints. Problems are: Problem set: 1 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1825/1825 variables, and 954 constraints, problems are : Problem set: 1 solved, 5 unsolved in 2276 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 663/663 constraints, ReadFeed: 289/289 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 383/389 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/389 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 17/406 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/406 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 694/1100 variables, 406/408 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1100 variables, 11/419 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1100 variables, 0/419 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 270/1370 variables, 27/446 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1370 variables, 216/662 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1370 variables, 5/667 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1370 variables, 0/667 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 367/1737 variables, 155/822 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1737 variables, 62/884 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:42] [INFO ] Deduced a trap along path composed of 3 places in 81 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:43] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1737 variables, 2/886 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1737 variables, 0/886 constraints. Problems are: Problem set: 1 solved, 5 unsolved
At refinement iteration 16 (OVERLAPS) 78/1815 variables, 69/955 constraints. Problems are: Problem set: 1 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:44] [INFO ] Deduced a trap along path composed of 3 places in 46 ms of which 2 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1815/1825 variables, and 956 constraints, problems are : Problem set: 1 solved, 5 unsolved in 5027 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 657/663 constraints, ReadFeed: 289/289 constraints, PredecessorRefiner: 5/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 7364ms problems are : Problem set: 1 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 663 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Graph (complete) has 2862 edges and 663 vertex of which 480 are kept as prefixes of interest. Removing 183 places using SCC suffix rule.12 ms
Discarding 183 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 369 transitions
Reduce isomorphic transitions removed 369 transitions.
Iterating post reduction 0 with 369 rules applied. Total rules applied 370 place count 480 transition count 1359
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 378 place count 472 transition count 1343
Iterating global reduction 1 with 8 rules applied. Total rules applied 386 place count 472 transition count 1343
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 394 place count 472 transition count 1335
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 401 place count 465 transition count 1319
Iterating global reduction 2 with 7 rules applied. Total rules applied 408 place count 465 transition count 1319
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 413 place count 460 transition count 1307
Iterating global reduction 2 with 5 rules applied. Total rules applied 418 place count 460 transition count 1307
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 423 place count 455 transition count 1293
Iterating global reduction 2 with 5 rules applied. Total rules applied 428 place count 455 transition count 1293
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 431 place count 452 transition count 1283
Iterating global reduction 2 with 3 rules applied. Total rules applied 434 place count 452 transition count 1283
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 437 place count 449 transition count 1277
Iterating global reduction 2 with 3 rules applied. Total rules applied 440 place count 449 transition count 1277
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 443 place count 446 transition count 1271
Iterating global reduction 2 with 3 rules applied. Total rules applied 446 place count 446 transition count 1271
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 449 place count 443 transition count 1265
Iterating global reduction 2 with 3 rules applied. Total rules applied 452 place count 443 transition count 1265
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 454 place count 441 transition count 1261
Iterating global reduction 2 with 2 rules applied. Total rules applied 456 place count 441 transition count 1261
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 458 place count 439 transition count 1257
Iterating global reduction 2 with 2 rules applied. Total rules applied 460 place count 439 transition count 1257
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 464 place count 439 transition count 1253
Applied a total of 464 rules in 706 ms. Remains 439 /663 variables (removed 224) and now considering 1253/1728 (removed 475) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 708 ms. Remains : 439/663 places, 1253/1728 transitions.
RANDOM walk for 40004 steps (8 resets) in 430 ms. (92 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 85 ms. (465 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 187 ms. (212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 62 ms. (634 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
[2025-06-02 09:15:46] [INFO ] Flow matrix only has 717 transitions (discarded 536 similar events)
// Phase 1: matrix 717 rows 439 cols
[2025-06-02 09:15:46] [INFO ] Computed 3 invariants in 7 ms
[2025-06-02 09:15:46] [INFO ] State equation strengthened by 87 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 366/384 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/384 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 618/1002 variables, 341/367 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1002 variables, 81/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1002 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 62/1064 variables, 1/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1064 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 75/1139 variables, 70/519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1139 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 11/1150 variables, 6/525 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1150 variables, 0/525 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 6/1156 variables, 4/529 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1156 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 0/1156 variables, 0/529 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1156/1156 variables, and 529 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1181 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 439/439 constraints, ReadFeed: 87/87 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 11/16 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 366/384 variables, 18/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/384 variables, 6/26 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/384 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 618/1002 variables, 341/367 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1002 variables, 81/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1002 variables, 4/452 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1002 variables, 0/452 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 62/1064 variables, 1/453 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1064 variables, 0/453 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 75/1139 variables, 70/523 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:48] [INFO ] Deduced a trap along path composed of 3 places in 43 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/1139 variables, 1/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1139 variables, 0/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 11/1150 variables, 6/530 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:49] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:15:49] [INFO ] Deduced a trap along path composed of 3 places in 30 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1150 variables, 2/532 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1150 variables, 0/532 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 6/1156 variables, 4/536 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1156 variables, 0/536 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1156 variables, 0/536 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1156/1156 variables, and 536 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3575 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 439/439 constraints, ReadFeed: 87/87 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 4785ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Finished Parikh walk after 376 steps, including 5 resets, run visited all 4 properties in 15 ms. (steps per millisecond=25 )
Parikh walk visited 4 properties in 29 ms.
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 192 stabilizing places and 512 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(p0))'
Support contains 2 out of 663 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 654 transition count 1702
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 646 transition count 1684
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 640 transition count 1670
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 640 transition count 1670
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 59 place count 635 transition count 1660
Iterating global reduction 1 with 5 rules applied. Total rules applied 64 place count 635 transition count 1660
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 67 place count 632 transition count 1654
Iterating global reduction 1 with 3 rules applied. Total rules applied 70 place count 632 transition count 1654
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 73 place count 629 transition count 1644
Iterating global reduction 1 with 3 rules applied. Total rules applied 76 place count 629 transition count 1644
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 79 place count 626 transition count 1634
Iterating global reduction 1 with 3 rules applied. Total rules applied 82 place count 626 transition count 1634
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 85 place count 623 transition count 1628
Iterating global reduction 1 with 3 rules applied. Total rules applied 88 place count 623 transition count 1628
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 621 transition count 1624
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 621 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 94 place count 619 transition count 1620
Iterating global reduction 1 with 2 rules applied. Total rules applied 96 place count 619 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 98 place count 617 transition count 1616
Iterating global reduction 1 with 2 rules applied. Total rules applied 100 place count 617 transition count 1616
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 102 place count 615 transition count 1612
Iterating global reduction 1 with 2 rules applied. Total rules applied 104 place count 615 transition count 1612
Applied a total of 104 rules in 385 ms. Remains 615 /663 variables (removed 48) and now considering 1612/1728 (removed 116) transitions.
[2025-06-02 09:15:51] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
// Phase 1: matrix 1075 rows 615 cols
[2025-06-02 09:15:51] [INFO ] Computed 2 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:15:52] [INFO ] Implicit Places using invariants in 930 ms returned []
[2025-06-02 09:15:52] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:15:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:15:53] [INFO ] State equation strengthened by 265 read => feed constraints.
[2025-06-02 09:15:57] [INFO ] Implicit Places using invariants and state equation in 5398 ms returned []
Implicit Place search using SMT with State Equation took 6343 ms to find 0 implicit places.
Running 1610 sub problems to find dead transitions.
[2025-06-02 09:15:58] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:15:58] [INFO ] Invariant cache hit.
[2025-06-02 09:15:58] [INFO ] State equation strengthened by 265 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 615/1690 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30114 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1610/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1610 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 615/1690 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30125 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64574ms problems are : Problem set: 0 solved, 1610 unsolved
Search for dead transitions found 0 dead transitions in 64601ms
Starting structural reductions in LTL mode, iteration 1 : 615/663 places, 1612/1728 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 71339 ms. Remains : 615/663 places, 1612/1728 transitions.
Stuttering acceptance computed with spot in 443 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-03 finished in 71892 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U !p1))))'
Support contains 3 out of 663 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 28 place count 654 transition count 1700
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 36 place count 646 transition count 1682
Iterating global reduction 1 with 8 rules applied. Total rules applied 44 place count 646 transition count 1682
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 50 place count 640 transition count 1668
Iterating global reduction 1 with 6 rules applied. Total rules applied 56 place count 640 transition count 1668
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 62 place count 634 transition count 1652
Iterating global reduction 1 with 6 rules applied. Total rules applied 68 place count 634 transition count 1652
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 72 place count 630 transition count 1640
Iterating global reduction 1 with 4 rules applied. Total rules applied 76 place count 630 transition count 1640
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 80 place count 626 transition count 1630
Iterating global reduction 1 with 4 rules applied. Total rules applied 84 place count 626 transition count 1630
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 88 place count 622 transition count 1620
Iterating global reduction 1 with 4 rules applied. Total rules applied 92 place count 622 transition count 1620
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 96 place count 618 transition count 1612
Iterating global reduction 1 with 4 rules applied. Total rules applied 100 place count 618 transition count 1612
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 103 place count 615 transition count 1606
Iterating global reduction 1 with 3 rules applied. Total rules applied 106 place count 615 transition count 1606
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 109 place count 612 transition count 1600
Iterating global reduction 1 with 3 rules applied. Total rules applied 112 place count 612 transition count 1600
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 113 place count 611 transition count 1598
Iterating global reduction 1 with 1 rules applied. Total rules applied 114 place count 611 transition count 1598
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 115 place count 610 transition count 1596
Iterating global reduction 1 with 1 rules applied. Total rules applied 116 place count 610 transition count 1596
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 118 place count 610 transition count 1594
Applied a total of 118 rules in 648 ms. Remains 610 /663 variables (removed 53) and now considering 1594/1728 (removed 134) transitions.
[2025-06-02 09:17:03] [INFO ] Flow matrix only has 1066 transitions (discarded 528 similar events)
// Phase 1: matrix 1066 rows 610 cols
[2025-06-02 09:17:03] [INFO ] Computed 2 invariants in 12 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:17:04] [INFO ] Implicit Places using invariants in 1231 ms returned []
[2025-06-02 09:17:04] [INFO ] Flow matrix only has 1066 transitions (discarded 528 similar events)
[2025-06-02 09:17:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:17:05] [INFO ] State equation strengthened by 265 read => feed constraints.
[2025-06-02 09:17:09] [INFO ] Implicit Places using invariants and state equation in 4032 ms returned []
Implicit Place search using SMT with State Equation took 5265 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:17:09] [INFO ] Redundant transitions in 152 ms returned []
Running 1592 sub problems to find dead transitions.
[2025-06-02 09:17:09] [INFO ] Flow matrix only has 1066 transitions (discarded 528 similar events)
[2025-06-02 09:17:09] [INFO ] Invariant cache hit.
[2025-06-02 09:17:09] [INFO ] State equation strengthened by 265 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/610 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 610/1676 variables, and 2 constraints, problems are : Problem set: 0 solved, 1592 unsolved in 30079 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/610 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1592/1592 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1592 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/610 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/610 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1592 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 610/1676 variables, and 2 constraints, problems are : Problem set: 0 solved, 1592 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/610 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1592 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63514ms problems are : Problem set: 0 solved, 1592 unsolved
Search for dead transitions found 0 dead transitions in 63520ms
Starting structural reductions in SI_LTL mode, iteration 1 : 610/663 places, 1594/1728 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 69600 ms. Remains : 610/663 places, 1594/1728 transitions.
Stuttering acceptance computed with spot in 123 ms :[p1, p1]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-04
Product exploration explored 100000 steps with 0 reset in 1030 ms.
Stuttering criterion allowed to conclude after 74 steps with 0 reset in 2 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-04 finished in 70799 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)||(F(G(p1))&&(G(F(p2))||(F(p2)&&F(!p1)))))))'
Support contains 3 out of 663 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 654 transition count 1702
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 646 transition count 1684
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 640 transition count 1670
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 640 transition count 1670
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 60 place count 634 transition count 1654
Iterating global reduction 1 with 6 rules applied. Total rules applied 66 place count 634 transition count 1654
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 70 place count 630 transition count 1642
Iterating global reduction 1 with 4 rules applied. Total rules applied 74 place count 630 transition count 1642
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 77 place count 627 transition count 1636
Iterating global reduction 1 with 3 rules applied. Total rules applied 80 place count 627 transition count 1636
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 83 place count 624 transition count 1630
Iterating global reduction 1 with 3 rules applied. Total rules applied 86 place count 624 transition count 1630
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 89 place count 621 transition count 1624
Iterating global reduction 1 with 3 rules applied. Total rules applied 92 place count 621 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 94 place count 619 transition count 1620
Iterating global reduction 1 with 2 rules applied. Total rules applied 96 place count 619 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 98 place count 617 transition count 1616
Iterating global reduction 1 with 2 rules applied. Total rules applied 100 place count 617 transition count 1616
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 104 place count 617 transition count 1612
Applied a total of 104 rules in 448 ms. Remains 617 /663 variables (removed 46) and now considering 1612/1728 (removed 116) transitions.
[2025-06-02 09:18:14] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
// Phase 1: matrix 1075 rows 617 cols
[2025-06-02 09:18:14] [INFO ] Computed 2 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:18:15] [INFO ] Implicit Places using invariants in 709 ms returned []
[2025-06-02 09:18:15] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:18:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:18:15] [INFO ] State equation strengthened by 265 read => feed constraints.
[2025-06-02 09:18:18] [INFO ] Implicit Places using invariants and state equation in 3544 ms returned []
Implicit Place search using SMT with State Equation took 4259 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:18:18] [INFO ] Redundant transitions in 54 ms returned []
Running 1610 sub problems to find dead transitions.
[2025-06-02 09:18:18] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:18:18] [INFO ] Invariant cache hit.
[2025-06-02 09:18:18] [INFO ] State equation strengthened by 265 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 617/1692 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1610/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1610 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 617/1692 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63800ms problems are : Problem set: 0 solved, 1610 unsolved
Search for dead transitions found 0 dead transitions in 63809ms
Starting structural reductions in SI_LTL mode, iteration 1 : 617/663 places, 1612/1728 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68582 ms. Remains : 617/663 places, 1612/1728 transitions.
Stuttering acceptance computed with spot in 211 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (NOT p2), (AND p1 (NOT p2)), (AND (NOT p2) p1)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-05
Product exploration explored 100000 steps with 0 reset in 1132 ms.
Stack based approach found an accepted trace after 3277 steps with 0 reset with depth 3278 and stack size 3278 in 26 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-05 FALSE TECHNIQUES STACK_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-05 finished in 69988 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 663 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 28 place count 654 transition count 1700
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 36 place count 646 transition count 1682
Iterating global reduction 1 with 8 rules applied. Total rules applied 44 place count 646 transition count 1682
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 50 place count 640 transition count 1668
Iterating global reduction 1 with 6 rules applied. Total rules applied 56 place count 640 transition count 1668
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 633 transition count 1650
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 633 transition count 1650
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 628 transition count 1636
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 628 transition count 1636
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 624 transition count 1626
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 624 transition count 1626
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 92 place count 620 transition count 1616
Iterating global reduction 1 with 4 rules applied. Total rules applied 96 place count 620 transition count 1616
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 100 place count 616 transition count 1608
Iterating global reduction 1 with 4 rules applied. Total rules applied 104 place count 616 transition count 1608
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 107 place count 613 transition count 1602
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 613 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 113 place count 610 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 116 place count 610 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 117 place count 609 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 118 place count 609 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 119 place count 608 transition count 1592
Iterating global reduction 1 with 1 rules applied. Total rules applied 120 place count 608 transition count 1592
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 122 place count 608 transition count 1590
Applied a total of 122 rules in 464 ms. Remains 608 /663 variables (removed 55) and now considering 1590/1728 (removed 138) transitions.
[2025-06-02 09:19:24] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
// Phase 1: matrix 1063 rows 608 cols
[2025-06-02 09:19:24] [INFO ] Computed 2 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:19:25] [INFO ] Implicit Places using invariants in 977 ms returned []
[2025-06-02 09:19:25] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:19:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:19:25] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 09:19:28] [INFO ] Implicit Places using invariants and state equation in 3539 ms returned []
Implicit Place search using SMT with State Equation took 4519 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:19:29] [INFO ] Redundant transitions in 166 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 09:19:29] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:19:29] [INFO ] Invariant cache hit.
[2025-06-02 09:19:29] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63624ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63631ms
Starting structural reductions in SI_LTL mode, iteration 1 : 608/663 places, 1590/1728 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68813 ms. Remains : 608/663 places, 1590/1728 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-06
Product exploration explored 100000 steps with 2 reset in 733 ms.
Product exploration explored 100000 steps with 3 reset in 1129 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 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 36 ms :[(NOT p0)]
RANDOM walk for 40015 steps (8 resets) in 272 ms. (146 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (10 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 322296 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 1
Probabilistic random walk after 322296 steps, saw 209203 distinct states, run finished after 3007 ms. (steps per millisecond=107 ) properties seen :0
[2025-06-02 09:20:37] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:20:37] [INFO ] Invariant cache hit.
[2025-06-02 09:20:37] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 536/540 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 3/543 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/543 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/543 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 920/1463 variables, 462/472 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1463 variables, 263/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1463 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1525 variables, 1/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1525 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 132/1657 variables, 130/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1657 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1665 variables, 4/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1665 variables, 0/870 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1671 variables, 4/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1671 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1671 variables, 0/874 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1671/1671 variables, and 874 constraints, problems are : Problem set: 0 solved, 1 unsolved in 688 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 608/608 constraints, ReadFeed: 264/264 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 536/540 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/540 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/540 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/540 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 3/543 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/543 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/543 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 920/1463 variables, 462/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1463 variables, 263/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1463 variables, 0/736 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1525 variables, 1/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1525 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 132/1657 variables, 130/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1657 variables, 0/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1665 variables, 4/871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1665 variables, 0/871 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1671 variables, 4/875 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1671 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1671 variables, 0/875 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1671/1671 variables, and 875 constraints, problems are : Problem set: 0 solved, 1 unsolved in 987 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 608/608 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1692ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 15 ms.
Support contains 1 out of 608 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 608/608 places, 1590/1590 transitions.
Graph (complete) has 2659 edges and 608 vertex of which 416 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 416 transition count 1206
Applied a total of 385 rules in 61 ms. Remains 416 /608 variables (removed 192) and now considering 1206/1590 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 416/608 places, 1206/1590 transitions.
RANDOM walk for 40003 steps (8 resets) in 200 ms. (199 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 322802 steps, run timeout after 3001 ms. (steps per millisecond=107 ) properties seen :0 out of 1
Probabilistic random walk after 322802 steps, saw 197949 distinct states, run finished after 3001 ms. (steps per millisecond=107 ) properties seen :0
[2025-06-02 09:20:42] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
// Phase 1: matrix 681 rows 416 cols
[2025-06-02 09:20:42] [INFO ] Computed 3 invariants in 5 ms
[2025-06-02 09:20:42] [INFO ] State equation strengthened by 74 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 5/355 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/355 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 598/953 variables, 332/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/953 variables, 73/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1015 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1015 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 68/1083 variables, 66/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1083 variables, 0/485 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 8/1091 variables, 4/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1091 variables, 0/489 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 6/1097 variables, 4/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1097 variables, 0/493 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1097/1097 variables, and 493 constraints, problems are : Problem set: 0 solved, 1 unsolved in 437 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 3/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 346/350 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 5/355 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/355 variables, 3/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/355 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 598/953 variables, 332/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/953 variables, 73/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/953 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 62/1015 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1015 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 68/1083 variables, 66/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1083 variables, 0/486 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 8/1091 variables, 4/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1091 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 6/1097 variables, 4/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1097 variables, 0/494 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1097/1097 variables, and 494 constraints, problems are : Problem set: 0 solved, 1 unsolved in 801 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 416/416 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1254ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 10 ms.
Support contains 1 out of 416 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 57 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 416/416 places, 1206/1206 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 416/416 places, 1206/1206 transitions.
Applied a total of 0 rules in 56 ms. Remains 416 /416 variables (removed 0) and now considering 1206/1206 (removed 0) transitions.
[2025-06-02 09:20:44] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-02 09:20:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:20:44] [INFO ] Implicit Places using invariants in 690 ms returned []
[2025-06-02 09:20:44] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-02 09:20:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:20:45] [INFO ] State equation strengthened by 74 read => feed constraints.
[2025-06-02 09:20:47] [INFO ] Implicit Places using invariants and state equation in 3149 ms returned []
Implicit Place search using SMT with State Equation took 3843 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:20:48] [INFO ] Redundant transitions in 35 ms returned []
Running 1204 sub problems to find dead transitions.
[2025-06-02 09:20:48] [INFO ] Flow matrix only has 681 transitions (discarded 525 similar events)
[2025-06-02 09:20:48] [INFO ] Invariant cache hit.
[2025-06-02 09:20:48] [INFO ] State equation strengthened by 74 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 09:21:08] [INFO ] Deduced a trap composed of 131 places in 361 ms of which 11 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 416/1097 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/416 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 1204/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1204 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/416 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/416 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1204 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 416/1097 variables, and 4 constraints, problems are : Problem set: 0 solved, 1204 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/416 constraints, ReadFeed: 0/74 constraints, PredecessorRefiner: 0/1204 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62358ms problems are : Problem set: 0 solved, 1204 unsolved
Search for dead transitions found 0 dead transitions in 62362ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66305 ms. Remains : 416/416 places, 1206/1206 transitions.
Attempting over-approximation, by ignoring read arcs.
Ensure Unique test removed 525 transitions
Reduce isomorphic transitions removed 525 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 536 rules applied. Total rules applied 536 place count 416 transition count 670
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 547 place count 405 transition count 670
Performed 69 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 69 Pre rules applied. Total rules applied 547 place count 405 transition count 601
Deduced a syphon composed of 69 places in 0 ms
Reduce places removed 69 places and 0 transitions.
Iterating global reduction 2 with 138 rules applied. Total rules applied 685 place count 336 transition count 601
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 127
Deduced a syphon composed of 127 places in 0 ms
Reduce places removed 127 places and 0 transitions.
Iterating global reduction 2 with 254 rules applied. Total rules applied 939 place count 209 transition count 474
Discarding 64 places :
Symmetric choice reduction at 2 with 64 rule applications. Total rules 1003 place count 145 transition count 346
Iterating global reduction 2 with 64 rules applied. Total rules applied 1067 place count 145 transition count 346
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1068 place count 145 transition count 345
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 1068 place count 145 transition count 344
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1070 place count 144 transition count 344
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1133 place count 81 transition count 218
Iterating global reduction 3 with 63 rules applied. Total rules applied 1196 place count 81 transition count 218
Discarding 63 places :
Symmetric choice reduction at 3 with 63 rule applications. Total rules 1259 place count 18 transition count 92
Iterating global reduction 3 with 63 rules applied. Total rules applied 1322 place count 18 transition count 92
Ensure Unique test removed 63 transitions
Reduce isomorphic transitions removed 63 transitions.
Iterating post reduction 3 with 63 rules applied. Total rules applied 1385 place count 18 transition count 29
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 1385 place count 18 transition count 28
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1387 place count 17 transition count 28
Applied a total of 1387 rules in 190 ms. Remains 17 /416 variables (removed 399) and now considering 28/1206 (removed 1178) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 28 rows 17 cols
[2025-06-02 09:21:50] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 09:21:50] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 09:21:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-02 09:21:50] [INFO ] After 14ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 09:21:50] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-06-02 09:21:50] [INFO ] After 5ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-02 09:21:50] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 09:21:50] [INFO ] After 69ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 305 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 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 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Support contains 1 out of 608 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 608/608 places, 1590/1590 transitions.
Applied a total of 0 rules in 117 ms. Remains 608 /608 variables (removed 0) and now considering 1590/1590 (removed 0) transitions.
[2025-06-02 09:21:50] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
// Phase 1: matrix 1063 rows 608 cols
[2025-06-02 09:21:50] [INFO ] Computed 2 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:21:51] [INFO ] Implicit Places using invariants in 907 ms returned []
[2025-06-02 09:21:51] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:21:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:21:52] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 09:21:55] [INFO ] Implicit Places using invariants and state equation in 3544 ms returned []
Implicit Place search using SMT with State Equation took 4455 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:21:55] [INFO ] Redundant transitions in 50 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 09:21:55] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:21:55] [INFO ] Invariant cache hit.
[2025-06-02 09:21:55] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
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 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
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 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30050 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63718ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63721ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 68356 ms. Remains : 608/608 places, 1590/1590 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 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 38 ms :[(NOT p0)]
RANDOM walk for 40010 steps (8 resets) in 203 ms. (196 steps per ms) remains 1/1 properties
BEST_FIRST walk for 37191 steps (10 resets) in 101 ms. (364 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 101 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 36 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Product exploration explored 100000 steps with 1 reset in 922 ms.
Product exploration explored 100000 steps with 1 reset in 905 ms.
Built C files in :
/tmp/ltsmin10871628361929496022
[2025-06-02 09:23:01] [INFO ] Too many transitions (1590) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:23:01] [INFO ] Built C files in 59ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10871628361929496022
Running compilation step : cd /tmp/ltsmin10871628361929496022;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10871628361929496022;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10871628361929496022;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 1 out of 608 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 608/608 places, 1590/1590 transitions.
Applied a total of 0 rules in 165 ms. Remains 608 /608 variables (removed 0) and now considering 1590/1590 (removed 0) transitions.
[2025-06-02 09:23:04] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:23:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:23:05] [INFO ] Implicit Places using invariants in 1003 ms returned []
[2025-06-02 09:23:05] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:23:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:23:06] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 09:23:09] [INFO ] Implicit Places using invariants and state equation in 3749 ms returned []
Implicit Place search using SMT with State Equation took 4754 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:23:09] [INFO ] Redundant transitions in 86 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 09:23:09] [INFO ] Flow matrix only has 1063 transitions (discarded 527 similar events)
[2025-06-02 09:23:09] [INFO ] Invariant cache hit.
[2025-06-02 09:23:09] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/608 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/608 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 608/1671 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30059 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/608 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63531ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63536ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 68554 ms. Remains : 608/608 places, 1590/1590 transitions.
Built C files in :
/tmp/ltsmin9130102323567320976
[2025-06-02 09:24:13] [INFO ] Too many transitions (1590) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:24:13] [INFO ] Built C files in 29ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9130102323567320976
Running compilation step : cd /tmp/ltsmin9130102323567320976;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9130102323567320976;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9130102323567320976;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 09:24:16] [INFO ] Flatten gal took : 90 ms
[2025-06-02 09:24:16] [INFO ] Flatten gal took : 78 ms
[2025-06-02 09:24:16] [INFO ] Time to serialize gal into /tmp/LTL11208480126270641019.gal : 18 ms
[2025-06-02 09:24:16] [INFO ] Time to serialize properties into /tmp/LTL17119025030896268585.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11208480126270641019.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13645833229629650080.hoa' '-atoms' '/tmp/LTL17119025030896268585.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL17119025030896268585.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13645833229629650080.hoa
Detected timeout of ITS tools.
[2025-06-02 09:24:31] [INFO ] Flatten gal took : 61 ms
[2025-06-02 09:24:31] [INFO ] Flatten gal took : 57 ms
[2025-06-02 09:24:31] [INFO ] Time to serialize gal into /tmp/LTL1163461937080885368.gal : 18 ms
[2025-06-02 09:24:31] [INFO ] Time to serialize properties into /tmp/LTL13741711235380662585.ltl : 3 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1163461937080885368.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13741711235380662585.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G("(l1233<=0)"))))
Formula 0 simplified : GF!"(l1233<=0)"
Detected timeout of ITS tools.
[2025-06-02 09:24:47] [INFO ] Flatten gal took : 187 ms
[2025-06-02 09:24:47] [INFO ] Applying decomposition
[2025-06-02 09:24:47] [INFO ] Flatten gal took : 146 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph5199914463627792321.txt' '-o' '/tmp/graph5199914463627792321.bin' '-w' '/tmp/graph5199914463627792321.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5199914463627792321.bin' '-l' '-1' '-v' '-w' '/tmp/graph5199914463627792321.weights' '-q' '0' '-e' '0.001'
[2025-06-02 09:24:47] [INFO ] Decomposing Gal with order
[2025-06-02 09:24:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 09:24:48] [INFO ] Removed a total of 2638 redundant transitions.
[2025-06-02 09:24:48] [INFO ] Flatten gal took : 537 ms
[2025-06-02 09:24:49] [INFO ] Fuse similar labels procedure discarded/fused a total of 1118 labels/synchronizations in 241 ms.
[2025-06-02 09:24:49] [INFO ] Time to serialize gal into /tmp/LTL13416825790609923572.gal : 47 ms
[2025-06-02 09:24:49] [INFO ] Time to serialize properties into /tmp/LTL2672654361917048383.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13416825790609923572.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2672654361917048383.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F(G("(i26.i1.u137.l1233<=0)"))))
Formula 0 simplified : GF!"(i26.i1.u137.l1233<=0)"
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c016-LTLCardinality-06 finished in 340368 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0&&F(p1)) U G(p2))))'
Support contains 3 out of 663 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 654 transition count 1702
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 646 transition count 1684
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 48 place count 640 transition count 1670
Iterating global reduction 1 with 6 rules applied. Total rules applied 54 place count 640 transition count 1670
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 59 place count 635 transition count 1660
Iterating global reduction 1 with 5 rules applied. Total rules applied 64 place count 635 transition count 1660
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 67 place count 632 transition count 1654
Iterating global reduction 1 with 3 rules applied. Total rules applied 70 place count 632 transition count 1654
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 73 place count 629 transition count 1644
Iterating global reduction 1 with 3 rules applied. Total rules applied 76 place count 629 transition count 1644
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 79 place count 626 transition count 1634
Iterating global reduction 1 with 3 rules applied. Total rules applied 82 place count 626 transition count 1634
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 85 place count 623 transition count 1628
Iterating global reduction 1 with 3 rules applied. Total rules applied 88 place count 623 transition count 1628
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 90 place count 621 transition count 1624
Iterating global reduction 1 with 2 rules applied. Total rules applied 92 place count 621 transition count 1624
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 94 place count 619 transition count 1620
Iterating global reduction 1 with 2 rules applied. Total rules applied 96 place count 619 transition count 1620
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 98 place count 617 transition count 1616
Iterating global reduction 1 with 2 rules applied. Total rules applied 100 place count 617 transition count 1616
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 102 place count 615 transition count 1612
Iterating global reduction 1 with 2 rules applied. Total rules applied 104 place count 615 transition count 1612
Applied a total of 104 rules in 208 ms. Remains 615 /663 variables (removed 48) and now considering 1612/1728 (removed 116) transitions.
[2025-06-02 09:25:04] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
// Phase 1: matrix 1075 rows 615 cols
[2025-06-02 09:25:04] [INFO ] Computed 2 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:25:05] [INFO ] Implicit Places using invariants in 915 ms returned []
[2025-06-02 09:25:05] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:25:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:25:05] [INFO ] State equation strengthened by 265 read => feed constraints.
[2025-06-02 09:25:08] [INFO ] Implicit Places using invariants and state equation in 3485 ms returned []
Implicit Place search using SMT with State Equation took 4404 ms to find 0 implicit places.
Running 1610 sub problems to find dead transitions.
[2025-06-02 09:25:08] [INFO ] Flow matrix only has 1075 transitions (discarded 537 similar events)
[2025-06-02 09:25:08] [INFO ] Invariant cache hit.
[2025-06-02 09:25:08] [INFO ] State equation strengthened by 265 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 615/1690 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 1610/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1610 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/615 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/615 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1610 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 615/1690 variables, and 2 constraints, problems are : Problem set: 0 solved, 1610 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/615 constraints, ReadFeed: 0/265 constraints, PredecessorRefiner: 0/1610 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63451ms problems are : Problem set: 0 solved, 1610 unsolved
Search for dead transitions found 0 dead transitions in 63455ms
Starting structural reductions in LTL mode, iteration 1 : 615/663 places, 1612/1728 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 68071 ms. Remains : 615/663 places, 1612/1728 transitions.
Stuttering acceptance computed with spot in 314 ms :[(NOT p2), (NOT p2), true, (NOT p1), (NOT p2)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-07 finished in 68421 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 663 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 653 transition count 1708
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 653 transition count 1708
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 653 transition count 1698
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 39 place count 644 transition count 1678
Iterating global reduction 1 with 9 rules applied. Total rules applied 48 place count 644 transition count 1678
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 55 place count 637 transition count 1662
Iterating global reduction 1 with 7 rules applied. Total rules applied 62 place count 637 transition count 1662
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 69 place count 630 transition count 1644
Iterating global reduction 1 with 7 rules applied. Total rules applied 76 place count 630 transition count 1644
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 81 place count 625 transition count 1630
Iterating global reduction 1 with 5 rules applied. Total rules applied 86 place count 625 transition count 1630
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 90 place count 621 transition count 1620
Iterating global reduction 1 with 4 rules applied. Total rules applied 94 place count 621 transition count 1620
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 98 place count 617 transition count 1610
Iterating global reduction 1 with 4 rules applied. Total rules applied 102 place count 617 transition count 1610
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 106 place count 613 transition count 1602
Iterating global reduction 1 with 4 rules applied. Total rules applied 110 place count 613 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 113 place count 610 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 116 place count 610 transition count 1596
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 119 place count 607 transition count 1590
Iterating global reduction 1 with 3 rules applied. Total rules applied 122 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 123 place count 606 transition count 1588
Iterating global reduction 1 with 1 rules applied. Total rules applied 124 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 125 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 126 place count 605 transition count 1586
Applied a total of 126 rules in 437 ms. Remains 605 /663 variables (removed 58) and now considering 1586/1728 (removed 142) transitions.
[2025-06-02 09:26:13] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
// Phase 1: matrix 1058 rows 605 cols
[2025-06-02 09:26:13] [INFO ] Computed 2 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:26:14] [INFO ] Implicit Places using invariants in 1019 ms returned []
[2025-06-02 09:26:14] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2025-06-02 09:26:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:26:14] [INFO ] State equation strengthened by 262 read => feed constraints.
[2025-06-02 09:26:18] [INFO ] Implicit Places using invariants and state equation in 4378 ms returned []
Implicit Place search using SMT with State Equation took 5406 ms to find 0 implicit places.
Running 1584 sub problems to find dead transitions.
[2025-06-02 09:26:18] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2025-06-02 09:26:18] [INFO ] Invariant cache hit.
[2025-06-02 09:26:18] [INFO ] State equation strengthened by 262 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/605 constraints, ReadFeed: 0/262 constraints, PredecessorRefiner: 1584/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1584 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
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 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/605 constraints, ReadFeed: 0/262 constraints, PredecessorRefiner: 0/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63547ms problems are : Problem set: 0 solved, 1584 unsolved
Search for dead transitions found 0 dead transitions in 63553ms
Starting structural reductions in LTL mode, iteration 1 : 605/663 places, 1586/1728 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69403 ms. Remains : 605/663 places, 1586/1728 transitions.
Stuttering acceptance computed with spot in 125 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 200 steps with 0 reset in 3 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-08 finished in 69554 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U p1))'
Support contains 3 out of 663 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 654 transition count 1702
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 646 transition count 1684
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 639 transition count 1668
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 639 transition count 1668
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 632 transition count 1650
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 632 transition count 1650
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 627 transition count 1636
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 627 transition count 1636
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 623 transition count 1626
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 623 transition count 1626
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 92 place count 619 transition count 1616
Iterating global reduction 1 with 4 rules applied. Total rules applied 96 place count 619 transition count 1616
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 100 place count 615 transition count 1608
Iterating global reduction 1 with 4 rules applied. Total rules applied 104 place count 615 transition count 1608
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 107 place count 612 transition count 1602
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 612 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 113 place count 609 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 116 place count 609 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 117 place count 608 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 118 place count 608 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 119 place count 607 transition count 1592
Iterating global reduction 1 with 1 rules applied. Total rules applied 120 place count 607 transition count 1592
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 122 place count 607 transition count 1590
Applied a total of 122 rules in 708 ms. Remains 607 /663 variables (removed 56) and now considering 1590/1728 (removed 138) transitions.
[2025-06-02 09:27:22] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
// Phase 1: matrix 1062 rows 607 cols
[2025-06-02 09:27:22] [INFO ] Computed 2 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:27:24] [INFO ] Implicit Places using invariants in 1097 ms returned []
[2025-06-02 09:27:24] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 09:27:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:27:24] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 09:27:27] [INFO ] Implicit Places using invariants and state equation in 3353 ms returned []
Implicit Place search using SMT with State Equation took 4457 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:27:27] [INFO ] Redundant transitions in 50 ms returned []
Running 1588 sub problems to find dead transitions.
[2025-06-02 09:27:27] [INFO ] Flow matrix only has 1062 transitions (discarded 528 similar events)
[2025-06-02 09:27:27] [INFO ] Invariant cache hit.
[2025-06-02 09:27:27] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1588/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1588 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1588 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 607/1669 variables, and 2 constraints, problems are : Problem set: 0 solved, 1588 unsolved in 30066 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1588 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63693ms problems are : Problem set: 0 solved, 1588 unsolved
Search for dead transitions found 0 dead transitions in 63698ms
Starting structural reductions in SI_LTL mode, iteration 1 : 607/663 places, 1590/1728 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68923 ms. Remains : 607/663 places, 1590/1728 transitions.
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-09
Stuttering criterion allowed to conclude after 111 steps with 0 reset in 2 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-09 finished in 69037 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))))'
Support contains 1 out of 663 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 653 transition count 1708
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 653 transition count 1708
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 30 place count 653 transition count 1698
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 39 place count 644 transition count 1678
Iterating global reduction 1 with 9 rules applied. Total rules applied 48 place count 644 transition count 1678
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 55 place count 637 transition count 1662
Iterating global reduction 1 with 7 rules applied. Total rules applied 62 place count 637 transition count 1662
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 69 place count 630 transition count 1644
Iterating global reduction 1 with 7 rules applied. Total rules applied 76 place count 630 transition count 1644
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 81 place count 625 transition count 1630
Iterating global reduction 1 with 5 rules applied. Total rules applied 86 place count 625 transition count 1630
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 90 place count 621 transition count 1620
Iterating global reduction 1 with 4 rules applied. Total rules applied 94 place count 621 transition count 1620
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 98 place count 617 transition count 1610
Iterating global reduction 1 with 4 rules applied. Total rules applied 102 place count 617 transition count 1610
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 106 place count 613 transition count 1602
Iterating global reduction 1 with 4 rules applied. Total rules applied 110 place count 613 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 113 place count 610 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 116 place count 610 transition count 1596
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 119 place count 607 transition count 1590
Iterating global reduction 1 with 3 rules applied. Total rules applied 122 place count 607 transition count 1590
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 123 place count 606 transition count 1588
Iterating global reduction 1 with 1 rules applied. Total rules applied 124 place count 606 transition count 1588
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 125 place count 605 transition count 1586
Iterating global reduction 1 with 1 rules applied. Total rules applied 126 place count 605 transition count 1586
Applied a total of 126 rules in 418 ms. Remains 605 /663 variables (removed 58) and now considering 1586/1728 (removed 142) transitions.
[2025-06-02 09:28:31] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
// Phase 1: matrix 1058 rows 605 cols
[2025-06-02 09:28:31] [INFO ] Computed 2 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:28:32] [INFO ] Implicit Places using invariants in 1284 ms returned []
[2025-06-02 09:28:32] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2025-06-02 09:28:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:28:33] [INFO ] State equation strengthened by 262 read => feed constraints.
[2025-06-02 09:28:37] [INFO ] Implicit Places using invariants and state equation in 4458 ms returned []
Implicit Place search using SMT with State Equation took 5755 ms to find 0 implicit places.
Running 1584 sub problems to find dead transitions.
[2025-06-02 09:28:37] [INFO ] Flow matrix only has 1058 transitions (discarded 528 similar events)
[2025-06-02 09:28:37] [INFO ] Invariant cache hit.
[2025-06-02 09:28:37] [INFO ] State equation strengthened by 262 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/605 constraints, ReadFeed: 0/262 constraints, PredecessorRefiner: 1584/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1584 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/605 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/605 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1584 unsolved
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 605/1663 variables, and 2 constraints, problems are : Problem set: 0 solved, 1584 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/605 constraints, ReadFeed: 0/262 constraints, PredecessorRefiner: 0/1584 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63541ms problems are : Problem set: 0 solved, 1584 unsolved
Search for dead transitions found 0 dead transitions in 63553ms
Starting structural reductions in LTL mode, iteration 1 : 605/663 places, 1586/1728 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69739 ms. Remains : 605/663 places, 1586/1728 transitions.
Stuttering acceptance computed with spot in 159 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-10
Stuttering criterion allowed to conclude after 87 steps with 0 reset in 2 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-10 finished in 69925 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 663 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 655 transition count 1712
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 655 transition count 1712
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 26 place count 655 transition count 1702
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 33 place count 648 transition count 1688
Iterating global reduction 1 with 7 rules applied. Total rules applied 40 place count 648 transition count 1688
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 45 place count 643 transition count 1678
Iterating global reduction 1 with 5 rules applied. Total rules applied 50 place count 643 transition count 1678
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 55 place count 638 transition count 1664
Iterating global reduction 1 with 5 rules applied. Total rules applied 60 place count 638 transition count 1664
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 64 place count 634 transition count 1652
Iterating global reduction 1 with 4 rules applied. Total rules applied 68 place count 634 transition count 1652
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 71 place count 631 transition count 1644
Iterating global reduction 1 with 3 rules applied. Total rules applied 74 place count 631 transition count 1644
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 77 place count 628 transition count 1636
Iterating global reduction 1 with 3 rules applied. Total rules applied 80 place count 628 transition count 1636
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 83 place count 625 transition count 1630
Iterating global reduction 1 with 3 rules applied. Total rules applied 86 place count 625 transition count 1630
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 89 place count 622 transition count 1624
Iterating global reduction 1 with 3 rules applied. Total rules applied 92 place count 622 transition count 1624
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 95 place count 619 transition count 1618
Iterating global reduction 1 with 3 rules applied. Total rules applied 98 place count 619 transition count 1618
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 99 place count 618 transition count 1616
Iterating global reduction 1 with 1 rules applied. Total rules applied 100 place count 618 transition count 1616
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 101 place count 617 transition count 1614
Iterating global reduction 1 with 1 rules applied. Total rules applied 102 place count 617 transition count 1614
Drop transitions (Redundant composition of simpler transitions.) removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 106 place count 617 transition count 1610
Applied a total of 106 rules in 681 ms. Remains 617 /663 variables (removed 46) and now considering 1610/1728 (removed 118) transitions.
[2025-06-02 09:29:41] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
// Phase 1: matrix 1077 rows 617 cols
[2025-06-02 09:29:41] [INFO ] Computed 2 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:29:42] [INFO ] Implicit Places using invariants in 1052 ms returned []
[2025-06-02 09:29:42] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:29:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:29:43] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-02 09:29:49] [INFO ] Implicit Places using invariants and state equation in 6714 ms returned []
Implicit Place search using SMT with State Equation took 7776 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:29:49] [INFO ] Redundant transitions in 51 ms returned []
Running 1608 sub problems to find dead transitions.
[2025-06-02 09:29:49] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:29:49] [INFO ] Invariant cache hit.
[2025-06-02 09:29:49] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1608/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1608 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63869ms problems are : Problem set: 0 solved, 1608 unsolved
Search for dead transitions found 0 dead transitions in 63877ms
Starting structural reductions in SI_LTL mode, iteration 1 : 617/663 places, 1610/1728 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 72394 ms. Remains : 617/663 places, 1610/1728 transitions.
Stuttering acceptance computed with spot in 92 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-11
Product exploration explored 100000 steps with 1 reset in 866 ms.
Product exploration explored 100000 steps with 2 reset in 886 ms.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 132 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40016 steps (8 resets) in 364 ms. (109 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (11 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 297054 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 1
Probabilistic random walk after 297054 steps, saw 192818 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
[2025-06-02 09:30:58] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:30:58] [INFO ] Invariant cache hit.
[2025-06-02 09:30:58] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/30 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 542/572 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 926/1498 variables, 465/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1498 variables, 263/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1498 variables, 0/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1560 variables, 1/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1560 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 131/1691 variables, 130/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1691 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/1694 variables, 2/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1694 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1694 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1694/1694 variables, and 887 constraints, problems are : Problem set: 0 solved, 1 unsolved in 714 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 617/617 constraints, ReadFeed: 268/268 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/30 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 542/572 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/572 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 926/1498 variables, 465/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1498 variables, 263/755 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 09:31:00] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1498 variables, 1/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1498 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1560 variables, 1/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1560 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 131/1691 variables, 130/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1691 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/1694 variables, 2/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1694 variables, 0/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1694 variables, 0/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1694/1694 variables, and 889 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1224 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 617/617 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 1952ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 617 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 617/617 places, 1610/1610 transitions.
Graph (complete) has 2691 edges and 617 vertex of which 425 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 425 transition count 1226
Applied a total of 385 rules in 107 ms. Remains 425 /617 variables (removed 192) and now considering 1226/1610 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 107 ms. Remains : 425/617 places, 1226/1610 transitions.
RANDOM walk for 30372 steps (7 resets) in 269 ms. (112 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 129 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 617 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 617/617 places, 1610/1610 transitions.
Applied a total of 0 rules in 164 ms. Remains 617 /617 variables (removed 0) and now considering 1610/1610 (removed 0) transitions.
[2025-06-02 09:31:01] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:31:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:31:02] [INFO ] Implicit Places using invariants in 1109 ms returned []
[2025-06-02 09:31:02] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:31:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:31:03] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-02 09:31:09] [INFO ] Implicit Places using invariants and state equation in 6635 ms returned []
Implicit Place search using SMT with State Equation took 7746 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:31:09] [INFO ] Redundant transitions in 51 ms returned []
Running 1608 sub problems to find dead transitions.
[2025-06-02 09:31:09] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:31:09] [INFO ] Invariant cache hit.
[2025-06-02 09:31:09] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30051 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1608/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1608 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63700ms problems are : Problem set: 0 solved, 1608 unsolved
Search for dead transitions found 0 dead transitions in 63703ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71672 ms. Remains : 617/617 places, 1610/1610 transitions.
Computed a total of 192 stabilizing places and 512 stable transitions
Computed a total of 192 stabilizing places and 512 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 118 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40042 steps (8 resets) in 303 ms. (131 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (15 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 296677 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 1
Probabilistic random walk after 296677 steps, saw 192575 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
[2025-06-02 09:32:16] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:32:16] [INFO ] Invariant cache hit.
[2025-06-02 09:32:16] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/30 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 542/572 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 926/1498 variables, 465/491 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1498 variables, 263/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1498 variables, 0/754 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 62/1560 variables, 1/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1560 variables, 0/755 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 131/1691 variables, 130/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1691 variables, 0/885 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 3/1694 variables, 2/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1694 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1694 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1694/1694 variables, and 887 constraints, problems are : Problem set: 0 solved, 1 unsolved in 759 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 617/617 constraints, ReadFeed: 268/268 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 8/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 20/30 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 4/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 542/572 variables, 10/25 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/572 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/572 variables, 1/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/572 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 926/1498 variables, 465/492 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1498 variables, 263/755 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 09:32:17] [INFO ] Deduced a trap along path composed of 3 places in 31 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/1498 variables, 1/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1498 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 62/1560 variables, 1/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1560 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 131/1691 variables, 130/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1691 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 3/1694 variables, 2/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1694 variables, 0/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 0/1694 variables, 0/889 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1694/1694 variables, and 889 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1525 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 617/617 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 2304ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 1 ms.
Support contains 2 out of 617 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 617/617 places, 1610/1610 transitions.
Graph (complete) has 2691 edges and 617 vertex of which 425 are kept as prefixes of interest. Removing 192 places using SCC suffix rule.1 ms
Discarding 192 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 384 transitions
Reduce isomorphic transitions removed 384 transitions.
Iterating post reduction 0 with 384 rules applied. Total rules applied 385 place count 425 transition count 1226
Applied a total of 385 rules in 105 ms. Remains 425 /617 variables (removed 192) and now considering 1226/1610 (removed 384) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 425/617 places, 1226/1610 transitions.
RANDOM walk for 40004 steps (8 resets) in 344 ms. (115 steps per ms) remains 1/1 properties
BEST_FIRST walk for 31139 steps (6 resets) in 46 ms. (662 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 143 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 2 reset in 1075 ms.
Product exploration explored 100000 steps with 0 reset in 773 ms.
Built C files in :
/tmp/ltsmin10246568447744912922
[2025-06-02 09:32:21] [INFO ] Too many transitions (1610) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:32:21] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10246568447744912922
Running compilation step : cd /tmp/ltsmin10246568447744912922;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10246568447744912922;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10246568447744912922;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 617 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 617/617 places, 1610/1610 transitions.
Applied a total of 0 rules in 96 ms. Remains 617 /617 variables (removed 0) and now considering 1610/1610 (removed 0) transitions.
[2025-06-02 09:32:24] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:32:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:32:25] [INFO ] Implicit Places using invariants in 868 ms returned []
[2025-06-02 09:32:25] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:32:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:32:25] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-02 09:32:32] [INFO ] Implicit Places using invariants and state equation in 6837 ms returned []
Implicit Place search using SMT with State Equation took 7707 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 09:32:32] [INFO ] Redundant transitions in 50 ms returned []
Running 1608 sub problems to find dead transitions.
[2025-06-02 09:32:32] [INFO ] Flow matrix only has 1077 transitions (discarded 533 similar events)
[2025-06-02 09:32:32] [INFO ] Invariant cache hit.
[2025-06-02 09:32:32] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 1608/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1608 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/617 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/617 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1608 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 617/1694 variables, and 2 constraints, problems are : Problem set: 0 solved, 1608 unsolved in 30056 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/617 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/1608 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 63879ms problems are : Problem set: 0 solved, 1608 unsolved
Search for dead transitions found 0 dead transitions in 63882ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 71744 ms. Remains : 617/617 places, 1610/1610 transitions.
Built C files in :
/tmp/ltsmin10123755615085927362
[2025-06-02 09:33:36] [INFO ] Too many transitions (1610) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:33:36] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10123755615085927362
Running compilation step : cd /tmp/ltsmin10123755615085927362;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10123755615085927362;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10123755615085927362;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 09:33:39] [INFO ] Flatten gal took : 52 ms
[2025-06-02 09:33:39] [INFO ] Flatten gal took : 54 ms
[2025-06-02 09:33:39] [INFO ] Time to serialize gal into /tmp/LTL16702101825849430826.gal : 14 ms
[2025-06-02 09:33:39] [INFO ] Time to serialize properties into /tmp/LTL5886633487107982666.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL16702101825849430826.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6237425618307805058.hoa' '-atoms' '/tmp/LTL5886633487107982666.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL5886633487107982666.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6237425618307805058.hoa
Detected timeout of ITS tools.
[2025-06-02 09:33:54] [INFO ] Flatten gal took : 49 ms
[2025-06-02 09:33:54] [INFO ] Flatten gal took : 47 ms
[2025-06-02 09:33:54] [INFO ] Time to serialize gal into /tmp/LTL11807824542625770269.gal : 8 ms
[2025-06-02 09:33:54] [INFO ] Time to serialize properties into /tmp/LTL10053161648720794818.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11807824542625770269.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10053161648720794818.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(F("(l2023<=l1309)"))))
Formula 0 simplified : FG!"(l2023<=l1309)"
Detected timeout of ITS tools.
[2025-06-02 09:34:09] [INFO ] Flatten gal took : 42 ms
[2025-06-02 09:34:09] [INFO ] Applying decomposition
[2025-06-02 09:34:09] [INFO ] Flatten gal took : 42 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9361068177943805563.txt' '-o' '/tmp/graph9361068177943805563.bin' '-w' '/tmp/graph9361068177943805563.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9361068177943805563.bin' '-l' '-1' '-v' '-w' '/tmp/graph9361068177943805563.weights' '-q' '0' '-e' '0.001'
[2025-06-02 09:34:09] [INFO ] Decomposing Gal with order
[2025-06-02 09:34:09] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 09:34:09] [INFO ] Removed a total of 514 redundant transitions.
[2025-06-02 09:34:09] [INFO ] Flatten gal took : 158 ms
[2025-06-02 09:34:09] [INFO ] Fuse similar labels procedure discarded/fused a total of 244 labels/synchronizations in 21 ms.
[2025-06-02 09:34:10] [INFO ] Time to serialize gal into /tmp/LTL5875430944566668809.gal : 9 ms
[2025-06-02 09:34:10] [INFO ] Time to serialize properties into /tmp/LTL16773960325975084284.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5875430944566668809.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16773960325975084284.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(gu58.l2023<=gu58.l1309)"))))
Formula 0 simplified : FG!"(gu58.l2023<=gu58.l1309)"
Detected timeout of ITS tools.
Treatment of property FunctionPointer-PT-c016-LTLCardinality-11 finished in 284118 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 663 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 663/663 places, 1728/1728 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 654 transition count 1710
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 654 transition count 1710
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 654 transition count 1702
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 34 place count 646 transition count 1684
Iterating global reduction 1 with 8 rules applied. Total rules applied 42 place count 646 transition count 1684
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 49 place count 639 transition count 1668
Iterating global reduction 1 with 7 rules applied. Total rules applied 56 place count 639 transition count 1668
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 63 place count 632 transition count 1650
Iterating global reduction 1 with 7 rules applied. Total rules applied 70 place count 632 transition count 1650
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 75 place count 627 transition count 1636
Iterating global reduction 1 with 5 rules applied. Total rules applied 80 place count 627 transition count 1636
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 84 place count 623 transition count 1626
Iterating global reduction 1 with 4 rules applied. Total rules applied 88 place count 623 transition count 1626
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 92 place count 619 transition count 1616
Iterating global reduction 1 with 4 rules applied. Total rules applied 96 place count 619 transition count 1616
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 100 place count 615 transition count 1608
Iterating global reduction 1 with 4 rules applied. Total rules applied 104 place count 615 transition count 1608
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 107 place count 612 transition count 1602
Iterating global reduction 1 with 3 rules applied. Total rules applied 110 place count 612 transition count 1602
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 113 place count 609 transition count 1596
Iterating global reduction 1 with 3 rules applied. Total rules applied 116 place count 609 transition count 1596
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 117 place count 608 transition count 1594
Iterating global reduction 1 with 1 rules applied. Total rules applied 118 place count 608 transition count 1594
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 119 place count 607 transition count 1592
Iterating global reduction 1 with 1 rules applied. Total rules applied 120 place count 607 transition count 1592
Applied a total of 120 rules in 246 ms. Remains 607 /663 variables (removed 56) and now considering 1592/1728 (removed 136) transitions.
[2025-06-02 09:34:25] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
// Phase 1: matrix 1063 rows 607 cols
[2025-06-02 09:34:25] [INFO ] Computed 2 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:34:26] [INFO ] Implicit Places using invariants in 994 ms returned []
[2025-06-02 09:34:26] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
[2025-06-02 09:34:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 09:34:27] [INFO ] State equation strengthened by 264 read => feed constraints.
[2025-06-02 09:34:30] [INFO ] Implicit Places using invariants and state equation in 3831 ms returned []
Implicit Place search using SMT with State Equation took 4829 ms to find 0 implicit places.
Running 1590 sub problems to find dead transitions.
[2025-06-02 09:34:30] [INFO ] Flow matrix only has 1063 transitions (discarded 529 similar events)
[2025-06-02 09:34:30] [INFO ] Invariant cache hit.
[2025-06-02 09:34:30] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
(s350 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 607/1670 variables, and 2 constraints, problems are : Problem set: 0 solved, 1590 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 1590/1590 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1590 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/607 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/607 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1590 unsolved
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 607/1670 variables, and 2 constraints, problems are : Problem set: 0 solved, 1590 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/607 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 0/1590 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 64136ms problems are : Problem set: 0 solved, 1590 unsolved
Search for dead transitions found 0 dead transitions in 64142ms
Starting structural reductions in LTL mode, iteration 1 : 607/663 places, 1592/1728 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 69222 ms. Remains : 607/663 places, 1592/1728 transitions.
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-c016-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-c016-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-c016-LTLCardinality-13 finished in 69419 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)))'
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)))'
[2025-06-02 09:35:35] [INFO ] Flatten gal took : 196 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin13857539458046641742
[2025-06-02 09:35:35] [INFO ] Too many transitions (1728) to apply POR reductions. Disabling POR matrices.
[2025-06-02 09:35:35] [INFO ] Built C files in 37ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin13857539458046641742
Running compilation step : cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '360' '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'
[2025-06-02 09:35:35] [INFO ] Applying decomposition
[2025-06-02 09:35:35] [INFO ] Flatten gal took : 170 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17565600053725427051.txt' '-o' '/tmp/graph17565600053725427051.bin' '-w' '/tmp/graph17565600053725427051.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17565600053725427051.bin' '-l' '-1' '-v' '-w' '/tmp/graph17565600053725427051.weights' '-q' '0' '-e' '0.001'
[2025-06-02 09:35:36] [INFO ] Decomposing Gal with order
[2025-06-02 09:35:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 09:35:36] [INFO ] Removed a total of 559 redundant transitions.
[2025-06-02 09:35:36] [INFO ] Flatten gal took : 163 ms
[2025-06-02 09:35:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 264 labels/synchronizations in 14 ms.
[2025-06-02 09:35:36] [INFO ] Time to serialize gal into /tmp/LTLCardinality15951949471313794200.gal : 8 ms
[2025-06-02 09:35:36] [INFO ] Time to serialize properties into /tmp/LTLCardinality14187921435926819746.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality15951949471313794200.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality14187921435926819746.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...299
Read 2 LTL properties
Checking formula 0 : !((F(G("(gi0.gu0.l1233<=0)"))))
Formula 0 simplified : GF!"(gi0.gu0.l1233<=0)"
Compilation finished in 5945 ms.
Running link step : cd /tmp/ltsmin13857539458046641742;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 69 ms.
Running LTSmin : cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp1==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2025-06-02 10:02:35] [INFO ] Flatten gal took : 437 ms
[2025-06-02 10:02:35] [INFO ] Time to serialize gal into /tmp/LTLCardinality9173081933598784637.gal : 27 ms
[2025-06-02 10:02:35] [INFO ] Time to serialize properties into /tmp/LTLCardinality9323661586819549308.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality9173081933598784637.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality9323661586819549308.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...297
Read 2 LTL properties
Checking formula 0 : !((F(G("(l1233<=0)"))))
Formula 0 simplified : GF!"(l1233<=0)"
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '[](<>((LTLAPp1==true)))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin13857539458046641742;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--ltl' '<>([]((LTLAPp0==true)))' '--buchi-type=spotba'
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FunctionPointer-PT-c016"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is FunctionPointer-PT-c016, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-smll-174867007400139"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-c016.tgz
mv FunctionPointer-PT-c016 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;