Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729200388.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)
....................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ASLink-PT-07b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729200388
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.5M
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 94K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.1M 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 ASLink-PT-07b-LTLFireability-00
FORMULA_NAME ASLink-PT-07b-LTLFireability-01
FORMULA_NAME ASLink-PT-07b-LTLFireability-02
FORMULA_NAME ASLink-PT-07b-LTLFireability-03
FORMULA_NAME ASLink-PT-07b-LTLFireability-04
FORMULA_NAME ASLink-PT-07b-LTLFireability-05
FORMULA_NAME ASLink-PT-07b-LTLFireability-06
FORMULA_NAME ASLink-PT-07b-LTLFireability-07
FORMULA_NAME ASLink-PT-07b-LTLFireability-08
FORMULA_NAME ASLink-PT-07b-LTLFireability-09
FORMULA_NAME ASLink-PT-07b-LTLFireability-10
FORMULA_NAME ASLink-PT-07b-LTLFireability-11
FORMULA_NAME ASLink-PT-07b-LTLFireability-12
FORMULA_NAME ASLink-PT-07b-LTLFireability-13
FORMULA_NAME ASLink-PT-07b-LTLFireability-14
FORMULA_NAME ASLink-PT-07b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748598118604

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-07b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-30 09:41:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 09:41:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 09:42:00] [INFO ] Load time of PNML (sax parser for PT used): 195 ms
[2025-05-30 09:42:00] [INFO ] Transformed 3222 places.
[2025-05-30 09:42:00] [INFO ] Transformed 3986 transitions.
[2025-05-30 09:42:00] [INFO ] Found NUPN structural information;
[2025-05-30 09:42:00] [INFO ] Parsed PT model containing 3222 places and 3986 transitions and 12126 arcs in 351 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ASLink-PT-07b-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 3222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 3222/3222 places, 3986/3986 transitions.
Discarding 198 places :
Symmetric choice reduction at 0 with 198 rule applications. Total rules 198 place count 3024 transition count 3788
Iterating global reduction 0 with 198 rules applied. Total rules applied 396 place count 3024 transition count 3788
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 397 place count 3024 transition count 3787
Discarding 75 places :
Symmetric choice reduction at 1 with 75 rule applications. Total rules 472 place count 2949 transition count 3687
Iterating global reduction 1 with 75 rules applied. Total rules applied 547 place count 2949 transition count 3687
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 571 place count 2949 transition count 3663
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 579 place count 2941 transition count 3655
Iterating global reduction 2 with 8 rules applied. Total rules applied 587 place count 2941 transition count 3655
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 590 place count 2938 transition count 3652
Iterating global reduction 2 with 3 rules applied. Total rules applied 593 place count 2938 transition count 3652
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 595 place count 2936 transition count 3650
Iterating global reduction 2 with 2 rules applied. Total rules applied 597 place count 2936 transition count 3650
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 599 place count 2934 transition count 3648
Iterating global reduction 2 with 2 rules applied. Total rules applied 601 place count 2934 transition count 3648
Applied a total of 601 rules in 2584 ms. Remains 2934 /3222 variables (removed 288) and now considering 3648/3986 (removed 338) transitions.
// Phase 1: matrix 3648 rows 2934 cols
[2025-05-30 09:42:03] [INFO ] Computed 316 invariants in 120 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:42:05] [INFO ] Implicit Places using invariants in 2363 ms returned [2768, 2779, 2790, 2798, 2806, 2814, 2822, 2833, 2841, 2849, 2860]
Discarding 11 places :
Implicit Place search using SMT only with invariants took 2400 ms to find 11 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2923/3222 places, 3648/3986 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 2910 transition count 3635
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 2910 transition count 3635
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 37 place count 2899 transition count 3624
Iterating global reduction 0 with 11 rules applied. Total rules applied 48 place count 2899 transition count 3624
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 56 place count 2891 transition count 3616
Iterating global reduction 0 with 8 rules applied. Total rules applied 64 place count 2891 transition count 3616
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 68 place count 2887 transition count 3612
Iterating global reduction 0 with 4 rules applied. Total rules applied 72 place count 2887 transition count 3612
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 74 place count 2885 transition count 3610
Iterating global reduction 0 with 2 rules applied. Total rules applied 76 place count 2885 transition count 3610
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 78 place count 2883 transition count 3608
Iterating global reduction 0 with 2 rules applied. Total rules applied 80 place count 2883 transition count 3608
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 82 place count 2881 transition count 3606
Iterating global reduction 0 with 2 rules applied. Total rules applied 84 place count 2881 transition count 3606
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 86 place count 2879 transition count 3604
Iterating global reduction 0 with 2 rules applied. Total rules applied 88 place count 2879 transition count 3604
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 89 place count 2878 transition count 3603
Iterating global reduction 0 with 1 rules applied. Total rules applied 90 place count 2878 transition count 3603
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 91 place count 2877 transition count 3602
Iterating global reduction 0 with 1 rules applied. Total rules applied 92 place count 2877 transition count 3602
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 93 place count 2876 transition count 3601
Iterating global reduction 0 with 1 rules applied. Total rules applied 94 place count 2876 transition count 3601
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 95 place count 2875 transition count 3600
Iterating global reduction 0 with 1 rules applied. Total rules applied 96 place count 2875 transition count 3600
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 97 place count 2874 transition count 3599
Iterating global reduction 0 with 1 rules applied. Total rules applied 98 place count 2874 transition count 3599
Applied a total of 98 rules in 3239 ms. Remains 2874 /2923 variables (removed 49) and now considering 3599/3648 (removed 49) transitions.
// Phase 1: matrix 3599 rows 2874 cols
[2025-05-30 09:42:08] [INFO ] Computed 305 invariants in 82 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:42:10] [INFO ] Implicit Places using invariants in 1739 ms returned []
[2025-05-30 09:42:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:42:18] [INFO ] Implicit Places using invariants and state equation in 8070 ms returned []
Implicit Place search using SMT with State Equation took 9815 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 2874/3222 places, 3599/3986 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 18053 ms. Remains : 2874/3222 places, 3599/3986 transitions.
Support contains 43 out of 2874 places after structural reductions.
[2025-05-30 09:42:18] [INFO ] Flatten gal took : 229 ms
[2025-05-30 09:42:19] [INFO ] Flatten gal took : 171 ms
[2025-05-30 09:42:19] [INFO ] Input system was already deterministic with 3599 transitions.
RANDOM walk for 40000 steps (63 resets) in 2147 ms. (18 steps per ms) remains 16/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 12 ms. (307 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 9 ms. (400 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
[2025-05-30 09:42:20] [INFO ] Invariant cache hit.
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) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (OVERLAPS) 79/110 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 610/720 variables, 68/73 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/720 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem AtomicPropp23 is UNSAT
At refinement iteration 5 (OVERLAPS) 2030/2750 variables, 215/288 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2750 variables, 0/288 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 124/2874 variables, 17/305 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2874 variables, 0/305 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 3599/6473 variables, 2874/3179 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 6473/6473 variables, and 3179 constraints, problems are : Problem set: 1 solved, 15 unsolved in 5029 ms.
Refiners :[Positive P Invariants (semi-flows): 73/73 constraints, Generalized P Invariants (flows): 232/232 constraints, State Equation: 2874/2874 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 79/110 variables, 5/5 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/110 variables, 0/5 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 3 (OVERLAPS) 610/720 variables, 68/73 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/720 variables, 0/73 constraints. Problems are: Problem set: 1 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 2030/2750 variables, 215/288 constraints. Problems are: Problem set: 1 solved, 15 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:27] [INFO ] Deduced a trap composed of 19 places in 438 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:27] [INFO ] Deduced a trap composed of 21 places in 409 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:28] [INFO ] Deduced a trap composed of 49 places in 261 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:28] [INFO ] Deduced a trap composed of 27 places in 185 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:29] [INFO ] Deduced a trap composed of 41 places in 275 ms of which 39 ms to minimize.
Problem AtomicPropp10 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:29] [INFO ] Deduced a trap composed of 44 places in 280 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:30] [INFO ] Deduced a trap composed of 46 places in 291 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:30] [INFO ] Deduced a trap composed of 64 places in 306 ms of which 55 ms to minimize.
SMT process timed out in 10196ms, After SMT, problems are : Problem set: 2 solved, 14 unsolved
Fused 14 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 29 out of 2874 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 515 transitions
Trivial Post-agglo rules discarded 515 transitions
Performed 515 trivial Post agglomeration. Transition count delta: 515
Iterating post reduction 0 with 515 rules applied. Total rules applied 515 place count 2874 transition count 3084
Reduce places removed 515 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 518 rules applied. Total rules applied 1033 place count 2359 transition count 3081
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 1037 place count 2357 transition count 3079
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1039 place count 2355 transition count 3079
Performed 768 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 768 Pre rules applied. Total rules applied 1039 place count 2355 transition count 2311
Deduced a syphon composed of 768 places in 4 ms
Ensure Unique test removed 73 places
Reduce places removed 841 places and 0 transitions.
Iterating global reduction 4 with 1609 rules applied. Total rules applied 2648 place count 1514 transition count 2311
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 4 with 52 rules applied. Total rules applied 2700 place count 1507 transition count 2266
Reduce places removed 45 places and 0 transitions.
Iterating post reduction 5 with 45 rules applied. Total rules applied 2745 place count 1462 transition count 2266
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 28 Pre rules applied. Total rules applied 2745 place count 1462 transition count 2238
Deduced a syphon composed of 28 places in 5 ms
Ensure Unique test removed 28 places
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 6 with 84 rules applied. Total rules applied 2829 place count 1406 transition count 2238
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 27 Pre rules applied. Total rules applied 2829 place count 1406 transition count 2211
Deduced a syphon composed of 27 places in 14 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 2883 place count 1379 transition count 2211
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 2886 place count 1376 transition count 2200
Iterating global reduction 6 with 3 rules applied. Total rules applied 2889 place count 1376 transition count 2200
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 2889 place count 1376 transition count 2199
Deduced a syphon composed of 1 places in 20 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 2891 place count 1375 transition count 2199
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2892 place count 1374 transition count 2191
Iterating global reduction 6 with 1 rules applied. Total rules applied 2893 place count 1374 transition count 2191
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2894 place count 1373 transition count 2183
Iterating global reduction 6 with 1 rules applied. Total rules applied 2895 place count 1373 transition count 2183
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2896 place count 1372 transition count 2175
Iterating global reduction 6 with 1 rules applied. Total rules applied 2897 place count 1372 transition count 2175
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2898 place count 1371 transition count 2167
Iterating global reduction 6 with 1 rules applied. Total rules applied 2899 place count 1371 transition count 2167
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2900 place count 1370 transition count 2159
Iterating global reduction 6 with 1 rules applied. Total rules applied 2901 place count 1370 transition count 2159
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2902 place count 1369 transition count 2151
Iterating global reduction 6 with 1 rules applied. Total rules applied 2903 place count 1369 transition count 2151
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2904 place count 1368 transition count 2143
Iterating global reduction 6 with 1 rules applied. Total rules applied 2905 place count 1368 transition count 2143
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2906 place count 1367 transition count 2135
Iterating global reduction 6 with 1 rules applied. Total rules applied 2907 place count 1367 transition count 2135
Performed 229 Post agglomeration using F-continuation condition.Transition count delta: 229
Deduced a syphon composed of 229 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 231 places and 0 transitions.
Iterating global reduction 6 with 460 rules applied. Total rules applied 3367 place count 1136 transition count 1906
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 3371 place count 1132 transition count 1902
Ensure Unique test removed 1 places
Iterating global reduction 6 with 5 rules applied. Total rules applied 3376 place count 1131 transition count 1902
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 3377 place count 1131 transition count 1901
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3378 place count 1130 transition count 1901
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3378 place count 1130 transition count 1900
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3380 place count 1129 transition count 1900
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 3382 place count 1127 transition count 1898
Iterating global reduction 8 with 2 rules applied. Total rules applied 3384 place count 1127 transition count 1898
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3386 place count 1127 transition count 1896
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3387 place count 1126 transition count 1896
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 3389 place count 1125 transition count 1901
Free-agglomeration rule applied 8 times.
Iterating global reduction 10 with 8 rules applied. Total rules applied 3397 place count 1125 transition count 1893
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 3405 place count 1117 transition count 1893
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 11 with 7 rules applied. Total rules applied 3412 place count 1117 transition count 1886
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 3419 place count 1110 transition count 1886
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 12 with 5 rules applied. Total rules applied 3424 place count 1110 transition count 1886
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 3425 place count 1109 transition count 1885
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 12 with 21 rules applied. Total rules applied 3446 place count 1095 transition count 1878
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 3453 place count 1088 transition count 1878
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 20 Pre rules applied. Total rules applied 3453 place count 1088 transition count 1858
Deduced a syphon composed of 20 places in 4 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 14 with 40 rules applied. Total rules applied 3493 place count 1068 transition count 1858
Discarding 7 places :
Implicit places reduction removed 7 places
Iterating post reduction 14 with 7 rules applied. Total rules applied 3500 place count 1061 transition count 1858
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 3 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 15 with 28 rules applied. Total rules applied 3528 place count 1047 transition count 1844
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 3535 place count 1040 transition count 1837
Iterating global reduction 15 with 7 rules applied. Total rules applied 3542 place count 1040 transition count 1837
Discarding 2 places :
Symmetric choice reduction at 15 with 2 rule applications. Total rules 3544 place count 1038 transition count 1835
Iterating global reduction 15 with 2 rules applied. Total rules applied 3546 place count 1038 transition count 1835
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 15 with 2 rules applied. Total rules applied 3548 place count 1038 transition count 1833
Free-agglomeration rule applied 5 times.
Iterating global reduction 16 with 5 rules applied. Total rules applied 3553 place count 1038 transition count 1828
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 16 with 5 rules applied. Total rules applied 3558 place count 1033 transition count 1828
Applied a total of 3558 rules in 1763 ms. Remains 1033 /2874 variables (removed 1841) and now considering 1828/3599 (removed 1771) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1763 ms. Remains : 1033/2874 places, 1828/3599 transitions.
RANDOM walk for 40000 steps (455 resets) in 556 ms. (71 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (57 resets) in 256 ms. (155 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (55 resets) in 127 ms. (312 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (57 resets) in 146 ms. (272 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (55 resets) in 144 ms. (275 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (57 resets) in 146 ms. (272 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (55 resets) in 145 ms. (274 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (60 resets) in 159 ms. (250 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (56 resets) in 152 ms. (261 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (59 resets) in 131 ms. (303 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (60 resets) in 126 ms. (314 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (57 resets) in 133 ms. (298 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (55 resets) in 149 ms. (266 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40004 steps (57 resets) in 208 ms. (191 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40003 steps (57 resets) in 168 ms. (236 steps per ms) remains 14/14 properties
Interrupted probabilistic random walk after 161930 steps, run timeout after 3001 ms. (steps per millisecond=53 ) properties seen :0 out of 14
Probabilistic random walk after 161930 steps, saw 36170 distinct states, run finished after 3007 ms. (steps per millisecond=53 ) properties seen :0
// Phase 1: matrix 1828 rows 1033 cols
[2025-05-30 09:42:36] [INFO ] Computed 173 invariants in 24 ms
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) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 44/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 11/84 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 372/456 variables, 39/46 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (OVERLAPS) 124/580 variables, 23/69 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/580 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (OVERLAPS) 9/589 variables, 6/75 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/589 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (OVERLAPS) 337/926 variables, 65/140 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/926 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 11/937 variables, 11/151 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/937 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 15 (OVERLAPS) 91/1028 variables, 19/170 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1028 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 17 (OVERLAPS) 1/1029 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1029 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 19 (OVERLAPS) 4/1033 variables, 2/173 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1033 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 21 (OVERLAPS) 1828/2861 variables, 1033/1206 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/2861 variables, 0/1206 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 23 (OVERLAPS) 0/2861 variables, 0/1206 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2861/2861 variables, and 1206 constraints, problems are : Problem set: 0 solved, 14 unsolved in 3283 ms.
Refiners :[Positive P Invariants (semi-flows): 48/48 constraints, Generalized P Invariants (flows): 125/125 constraints, State Equation: 1033/1033 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (OVERLAPS) 44/73 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (OVERLAPS) 11/84 variables, 4/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/84 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 372/456 variables, 39/46 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:39] [INFO ] Deduced a trap composed of 21 places in 84 ms of which 8 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/456 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/456 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 124/580 variables, 23/70 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:40] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/580 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/580 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (OVERLAPS) 9/589 variables, 6/77 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/589 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 337/926 variables, 65/142 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/926 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 15 (OVERLAPS) 11/937 variables, 11/153 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/937 variables, 0/153 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 17 (OVERLAPS) 91/1028 variables, 19/172 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:43] [INFO ] Deduced a trap composed of 53 places in 328 ms of which 56 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1028 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1028 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 20 (OVERLAPS) 1/1029 variables, 1/174 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1029 variables, 0/174 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 22 (OVERLAPS) 4/1033 variables, 2/176 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1033 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Problem AtomicPropp1 is UNSAT
Problem AtomicPropp2 is UNSAT
Problem AtomicPropp3 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp17 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 24 (OVERLAPS) 1828/2861 variables, 1033/1209 constraints. Problems are: Problem set: 6 solved, 8 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/2861 variables, 8/1217 constraints. Problems are: Problem set: 6 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:42:59] [INFO ] Deduced a trap composed of 24 places in 311 ms of which 39 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/2861 variables, 1/1218 constraints. Problems are: Problem set: 6 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:43:04] [INFO ] Deduced a trap along path composed of 19 places in 68 ms of which 3 ms to minimize.
At refinement iteration 27 (INCLUDED_ONLY) 0/2861 variables, 1/1219 constraints. Problems are: Problem set: 6 solved, 8 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2861 variables, 0/1219 constraints. Problems are: Problem set: 6 solved, 8 unsolved
At refinement iteration 29 (OVERLAPS) 0/2861 variables, 0/1219 constraints. Problems are: Problem set: 6 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2861/2861 variables, and 1219 constraints, problems are : Problem set: 6 solved, 8 unsolved in 32616 ms.
Refiners :[Positive P Invariants (semi-flows): 48/48 constraints, Generalized P Invariants (flows): 125/125 constraints, State Equation: 1033/1033 constraints, PredecessorRefiner: 8/14 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 35955ms problems are : Problem set: 6 solved, 8 unsolved
Fused 8 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 8445 ms.
Support contains 15 out of 1033 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1033/1033 places, 1828/1828 transitions.
Performed 10 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 10 Pre rules applied. Total rules applied 0 place count 1033 transition count 1818
Deduced a syphon composed of 10 places in 3 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 0 with 20 rules applied. Total rules applied 20 place count 1023 transition count 1818
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 22 place count 1021 transition count 1804
Iterating global reduction 0 with 2 rules applied. Total rules applied 24 place count 1021 transition count 1804
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 1020 transition count 1796
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 1020 transition count 1796
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 1019 transition count 1788
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 1019 transition count 1788
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 1018 transition count 1780
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 1018 transition count 1780
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 1017 transition count 1772
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 1017 transition count 1772
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 1016 transition count 1764
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 1016 transition count 1764
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 1015 transition count 1756
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 1015 transition count 1756
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 1014 transition count 1748
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 1014 transition count 1748
Applied a total of 38 rules in 269 ms. Remains 1014 /1033 variables (removed 19) and now considering 1748/1828 (removed 80) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 269 ms. Remains : 1014/1033 places, 1748/1828 transitions.
RANDOM walk for 40000 steps (427 resets) in 312 ms. (127 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (58 resets) in 125 ms. (317 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (55 resets) in 112 ms. (354 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (58 resets) in 96 ms. (412 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (58 resets) in 102 ms. (388 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (58 resets) in 75 ms. (526 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (58 resets) in 84 ms. (470 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (57 resets) in 70 ms. (563 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (58 resets) in 73 ms. (540 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 177355 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :0 out of 8
Probabilistic random walk after 177355 steps, saw 40147 distinct states, run finished after 3001 ms. (steps per millisecond=59 ) properties seen :0
// Phase 1: matrix 1748 rows 1014 cols
[2025-05-30 09:43:24] [INFO ] Computed 173 invariants in 15 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 52/67 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 12/79 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 267/346 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/346 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 52/398 variables, 14/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/398 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 300/698 variables, 54/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/698 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 42/740 variables, 12/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/740 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 2/742 variables, 2/121 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/742 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 157/899 variables, 25/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/899 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 41/940 variables, 8/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/940 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (OVERLAPS) 1/941 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/941 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 21 (OVERLAPS) 71/1012 variables, 16/171 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1012 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (OVERLAPS) 1/1013 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1013 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 25 (OVERLAPS) 1/1014 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1014 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 27 (OVERLAPS) 1748/2762 variables, 1014/1187 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2762 variables, 0/1187 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 29 (OVERLAPS) 0/2762 variables, 0/1187 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2762/2762 variables, and 1187 constraints, problems are : Problem set: 0 solved, 8 unsolved in 2298 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 126/126 constraints, State Equation: 1014/1014 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 52/67 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/67 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 12/79 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 267/346 variables, 30/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/346 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 52/398 variables, 14/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/398 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 300/698 variables, 54/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/698 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 42/740 variables, 12/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/740 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (OVERLAPS) 2/742 variables, 2/121 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/742 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 157/899 variables, 25/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/899 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 41/940 variables, 8/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/940 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (OVERLAPS) 1/941 variables, 1/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/941 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 21 (OVERLAPS) 71/1012 variables, 16/171 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1012 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 23 (OVERLAPS) 1/1013 variables, 1/172 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1013 variables, 0/172 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 25 (OVERLAPS) 1/1014 variables, 1/173 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1014 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 27 (OVERLAPS) 1748/2762 variables, 1014/1187 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/2762 variables, 8/1195 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/2762 variables, 0/1195 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 30 (OVERLAPS) 0/2762 variables, 0/1195 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2762/2762 variables, and 1195 constraints, problems are : Problem set: 0 solved, 8 unsolved in 8048 ms.
Refiners :[Positive P Invariants (semi-flows): 47/47 constraints, Generalized P Invariants (flows): 126/126 constraints, State Equation: 1014/1014 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10379ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 7252 ms.
Support contains 15 out of 1014 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1014/1014 places, 1748/1748 transitions.
Applied a total of 0 rules in 39 ms. Remains 1014 /1014 variables (removed 0) and now considering 1748/1748 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 1014/1014 places, 1748/1748 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1014/1014 places, 1748/1748 transitions.
Applied a total of 0 rules in 37 ms. Remains 1014 /1014 variables (removed 0) and now considering 1748/1748 (removed 0) transitions.
[2025-05-30 09:43:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:43:42] [INFO ] Implicit Places using invariants in 773 ms returned [1, 18, 19, 33, 51, 69, 138, 142, 144, 155, 156, 158, 175, 193, 262, 266, 267, 278, 279, 281, 298, 316, 336, 390, 391, 402, 403, 426, 444, 464, 512, 517, 518, 529, 530, 533, 640, 645, 646, 657, 658, 660, 677, 695, 770, 774, 775, 786, 787, 789, 806, 824, 893, 897, 898, 901, 912, 913, 914, 932, 953, 954, 955, 956]
[2025-05-30 09:43:42] [INFO ] Actually due to overlaps returned [932, 914, 51, 175, 298, 426, 677, 806, 33, 158, 281, 533, 660, 789, 155, 278, 402, 529, 657, 786, 912, 953, 156, 279, 403, 530, 658, 787, 913, 954, 1, 18, 266, 267, 390, 391, 517, 518, 645, 646, 774, 775, 897, 898, 69, 193, 695, 824, 955, 19, 142, 144, 316, 336, 444, 464, 512, 901, 956]
Discarding 59 places :
Implicit Place search using SMT only with invariants took 775 ms to find 59 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 955/1014 places, 1748/1748 transitions.
Discarding 5 places :
Implicit places reduction removed 5 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 108 transitions
Trivial Post-agglo rules discarded 108 transitions
Performed 108 trivial Post agglomeration. Transition count delta: 108
Iterating post reduction 0 with 113 rules applied. Total rules applied 113 place count 950 transition count 1640
Reduce places removed 108 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 114 rules applied. Total rules applied 227 place count 842 transition count 1634
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 228 place count 841 transition count 1634
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 228 place count 841 transition count 1599
Deduced a syphon composed of 35 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 71 rules applied. Total rules applied 299 place count 805 transition count 1599
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 12 rules applied. Total rules applied 311 place count 801 transition count 1591
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 319 place count 793 transition count 1591
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 323 place count 789 transition count 1587
Iterating global reduction 5 with 4 rules applied. Total rules applied 327 place count 789 transition count 1587
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 330 place count 789 transition count 1584
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 331 place count 788 transition count 1583
Iterating global reduction 6 with 1 rules applied. Total rules applied 332 place count 788 transition count 1583
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 6 with 98 rules applied. Total rules applied 430 place count 739 transition count 1534
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 435 place count 734 transition count 1528
Iterating global reduction 6 with 5 rules applied. Total rules applied 440 place count 734 transition count 1528
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 6 with 4 rules applied. Total rules applied 444 place count 734 transition count 1524
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 448 place count 732 transition count 1525
Free-agglomeration rule applied 1 times.
Iterating global reduction 7 with 1 rules applied. Total rules applied 449 place count 732 transition count 1524
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 450 place count 731 transition count 1524
Free-agglomeration rule (complex) applied 18 times.
Iterating global reduction 8 with 18 rules applied. Total rules applied 468 place count 731 transition count 1506
Ensure Unique test removed 1 places
Reduce places removed 19 places and 0 transitions.
Iterating post reduction 8 with 19 rules applied. Total rules applied 487 place count 712 transition count 1506
Partial Free-agglomeration rule applied 18 times.
Drop transitions (Partial Free agglomeration) removed 18 transitions
Iterating global reduction 9 with 18 rules applied. Total rules applied 505 place count 712 transition count 1506
Applied a total of 505 rules in 258 ms. Remains 712 /955 variables (removed 243) and now considering 1506/1748 (removed 242) transitions.
// Phase 1: matrix 1506 rows 712 cols
[2025-05-30 09:43:43] [INFO ] Computed 103 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:43:43] [INFO ] Implicit Places using invariants in 558 ms returned [75, 91, 97, 100, 102, 108, 109, 162, 178, 184, 187, 189, 194, 195, 261, 267, 270, 272, 281, 282, 359, 365, 368, 370, 375, 376, 435, 455, 463, 469, 475, 476, 529, 551, 557, 560, 562, 567, 568, 621, 637, 643, 646, 648]
[2025-05-30 09:43:43] [INFO ] Actually due to overlaps returned [108, 194, 281, 375, 475, 567, 109, 195, 282, 376, 476, 568, 91, 97, 102, 178, 184, 189, 261, 267, 272, 359, 365, 370, 551, 557, 562, 637, 643, 648, 75, 162, 435, 455, 463, 469, 529, 621]
Discarding 38 places :
Implicit Place search using SMT only with invariants took 560 ms to find 38 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 674/1014 places, 1506/1748 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 648 transition count 1480
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 648 transition count 1480
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 60 place count 640 transition count 1472
Iterating global reduction 0 with 8 rules applied. Total rules applied 68 place count 640 transition count 1472
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 70 place count 638 transition count 1470
Iterating global reduction 0 with 2 rules applied. Total rules applied 72 place count 638 transition count 1470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 73 place count 637 transition count 1469
Iterating global reduction 0 with 1 rules applied. Total rules applied 74 place count 637 transition count 1469
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 75 place count 636 transition count 1468
Iterating global reduction 0 with 1 rules applied. Total rules applied 76 place count 636 transition count 1468
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 100 place count 624 transition count 1456
Free-agglomeration rule applied 21 times.
Iterating global reduction 0 with 21 rules applied. Total rules applied 121 place count 624 transition count 1435
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 142 place count 603 transition count 1435
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 146 place count 603 transition count 1431
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 150 place count 599 transition count 1431
Applied a total of 150 rules in 166 ms. Remains 599 /674 variables (removed 75) and now considering 1431/1506 (removed 75) transitions.
// Phase 1: matrix 1431 rows 599 cols
[2025-05-30 09:43:43] [INFO ] Computed 65 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:43:44] [INFO ] Implicit Places using invariants in 393 ms returned []
[2025-05-30 09:43:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:43:45] [INFO ] Implicit Places using invariants and state equation in 1259 ms returned []
Implicit Place search using SMT with State Equation took 1653 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 599/1014 places, 1431/1748 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3449 ms. Remains : 599/1014 places, 1431/1748 transitions.
RANDOM walk for 40000 steps (640 resets) in 207 ms. (192 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (109 resets) in 56 ms. (701 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (120 resets) in 54 ms. (727 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (113 resets) in 55 ms. (714 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (116 resets) in 52 ms. (754 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (117 resets) in 54 ms. (727 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (120 resets) in 51 ms. (769 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (113 resets) in 65 ms. (606 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (113 resets) in 52 ms. (754 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 267840 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :3 out of 8
Probabilistic random walk after 267840 steps, saw 61645 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :3
[2025-05-30 09:43:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 316/331 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 27/358 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/358 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 195/553 variables, 27/57 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 23/576 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/576 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 23/599 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/599 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 1431/2030 variables, 599/664 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2030 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/2030 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2030/2030 variables, and 664 constraints, problems are : Problem set: 0 solved, 5 unsolved in 808 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 51/51 constraints, State Equation: 599/599 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 316/331 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/331 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 27/358 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/358 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 195/553 variables, 27/57 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:43:50] [INFO ] Deduced a trap composed of 46 places in 155 ms of which 24 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/553 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/553 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 23/576 variables, 4/62 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/576 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 23/599 variables, 4/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/599 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 1431/2030 variables, 599/665 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2030 variables, 5/670 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2030 variables, 0/670 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/2030 variables, 0/670 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2030/2030 variables, and 670 constraints, problems are : Problem set: 0 solved, 5 unsolved in 3873 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 51/51 constraints, State Equation: 599/599 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4690ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 961 ms.
Support contains 9 out of 599 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 599/599 places, 1431/1431 transitions.
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 4 Pre rules applied. Total rules applied 0 place count 599 transition count 1427
Deduced a syphon composed of 4 places in 2 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 595 transition count 1427
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 594 transition count 1426
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 12 place count 594 transition count 1431
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 22 place count 592 transition count 1423
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 591 transition count 1422
Applied a total of 23 rules in 81 ms. Remains 591 /599 variables (removed 8) and now considering 1422/1431 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 591/599 places, 1422/1431 transitions.
RANDOM walk for 40000 steps (687 resets) in 182 ms. (218 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (127 resets) in 59 ms. (666 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (131 resets) in 66 ms. (597 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (124 resets) in 59 ms. (666 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40002 steps (130 resets) in 59 ms. (666 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (122 resets) in 53 ms. (740 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 272412 steps, run timeout after 3001 ms. (steps per millisecond=90 ) properties seen :0 out of 5
Probabilistic random walk after 272412 steps, saw 62189 distinct states, run finished after 3001 ms. (steps per millisecond=90 ) properties seen :0
// Phase 1: matrix 1422 rows 591 cols
[2025-05-30 09:43:57] [INFO ] Computed 65 invariants in 9 ms
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 332/347 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 25/372 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/372 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 184/556 variables, 28/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/556 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 22/578 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/578 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 13/591 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/591 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 1422/2013 variables, 591/656 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2013 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 15 (OVERLAPS) 0/2013 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2013/2013 variables, and 656 constraints, problems are : Problem set: 0 solved, 5 unsolved in 840 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 52/52 constraints, State Equation: 591/591 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 6/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 332/347 variables, 20/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/347 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (OVERLAPS) 25/372 variables, 9/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/372 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 184/556 variables, 28/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/556 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 9 (OVERLAPS) 22/578 variables, 3/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/578 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (OVERLAPS) 13/591 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/591 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (OVERLAPS) 1422/2013 variables, 591/656 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2013 variables, 5/661 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:44:02] [INFO ] Deduced a trap composed of 44 places in 89 ms of which 10 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/2013 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2013 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 17 (OVERLAPS) 0/2013 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2013/2013 variables, and 662 constraints, problems are : Problem set: 0 solved, 5 unsolved in 6360 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 52/52 constraints, State Equation: 591/591 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7218ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 817 ms.
Support contains 9 out of 591 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 591/591 places, 1422/1422 transitions.
Applied a total of 0 rules in 21 ms. Remains 591 /591 variables (removed 0) and now considering 1422/1422 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 591/591 places, 1422/1422 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 591/591 places, 1422/1422 transitions.
Applied a total of 0 rules in 21 ms. Remains 591 /591 variables (removed 0) and now considering 1422/1422 (removed 0) transitions.
[2025-05-30 09:44:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:06] [INFO ] Implicit Places using invariants in 377 ms returned [330, 348]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 379 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 589/591 places, 1422/1422 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 589 transition count 1421
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 588 transition count 1421
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 8 place count 585 transition count 1418
Applied a total of 8 rules in 40 ms. Remains 585 /589 variables (removed 4) and now considering 1418/1422 (removed 4) transitions.
// Phase 1: matrix 1418 rows 585 cols
[2025-05-30 09:44:06] [INFO ] Computed 63 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:06] [INFO ] Implicit Places using invariants in 388 ms returned []
[2025-05-30 09:44:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:07] [INFO ] Implicit Places using invariants and state equation in 1216 ms returned []
Implicit Place search using SMT with State Equation took 1605 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 585/591 places, 1418/1422 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2046 ms. Remains : 585/591 places, 1418/1422 transitions.
Successfully simplified 8 atomic propositions for a total of 11 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA ASLink-PT-07b-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 116 stabilizing places and 116 stable transitions
FORMULA ASLink-PT-07b-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ASLink-PT-07b-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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 2874 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 528 transitions
Trivial Post-agglo rules discarded 528 transitions
Performed 528 trivial Post agglomeration. Transition count delta: 528
Iterating post reduction 0 with 528 rules applied. Total rules applied 528 place count 2873 transition count 3070
Reduce places removed 528 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 531 rules applied. Total rules applied 1059 place count 2345 transition count 3067
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1061 place count 2343 transition count 3067
Performed 779 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 779 Pre rules applied. Total rules applied 1061 place count 2343 transition count 2288
Deduced a syphon composed of 779 places in 4 ms
Ensure Unique test removed 74 places
Reduce places removed 853 places and 0 transitions.
Iterating global reduction 3 with 1632 rules applied. Total rules applied 2693 place count 1490 transition count 2288
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 3 with 53 rules applied. Total rules applied 2746 place count 1483 transition count 2242
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 4 with 46 rules applied. Total rules applied 2792 place count 1437 transition count 2242
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 29 Pre rules applied. Total rules applied 2792 place count 1437 transition count 2213
Deduced a syphon composed of 29 places in 4 ms
Ensure Unique test removed 29 places
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 5 with 87 rules applied. Total rules applied 2879 place count 1379 transition count 2213
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 28 Pre rules applied. Total rules applied 2879 place count 1379 transition count 2185
Deduced a syphon composed of 28 places in 4 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 5 with 56 rules applied. Total rules applied 2935 place count 1351 transition count 2185
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 2939 place count 1347 transition count 2168
Iterating global reduction 5 with 4 rules applied. Total rules applied 2943 place count 1347 transition count 2168
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 2943 place count 1347 transition count 2167
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 2945 place count 1346 transition count 2167
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2946 place count 1345 transition count 2159
Iterating global reduction 5 with 1 rules applied. Total rules applied 2947 place count 1345 transition count 2159
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2948 place count 1344 transition count 2151
Iterating global reduction 5 with 1 rules applied. Total rules applied 2949 place count 1344 transition count 2151
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2950 place count 1343 transition count 2143
Iterating global reduction 5 with 1 rules applied. Total rules applied 2951 place count 1343 transition count 2143
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2952 place count 1342 transition count 2135
Iterating global reduction 5 with 1 rules applied. Total rules applied 2953 place count 1342 transition count 2135
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2954 place count 1341 transition count 2127
Iterating global reduction 5 with 1 rules applied. Total rules applied 2955 place count 1341 transition count 2127
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2956 place count 1340 transition count 2119
Iterating global reduction 5 with 1 rules applied. Total rules applied 2957 place count 1340 transition count 2119
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2958 place count 1339 transition count 2111
Iterating global reduction 5 with 1 rules applied. Total rules applied 2959 place count 1339 transition count 2111
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2960 place count 1338 transition count 2103
Iterating global reduction 5 with 1 rules applied. Total rules applied 2961 place count 1338 transition count 2103
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2962 place count 1337 transition count 2095
Iterating global reduction 5 with 1 rules applied. Total rules applied 2963 place count 1337 transition count 2095
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2964 place count 1336 transition count 2087
Iterating global reduction 5 with 1 rules applied. Total rules applied 2965 place count 1336 transition count 2087
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2966 place count 1335 transition count 2079
Iterating global reduction 5 with 1 rules applied. Total rules applied 2967 place count 1335 transition count 2079
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2968 place count 1334 transition count 2071
Iterating global reduction 5 with 1 rules applied. Total rules applied 2969 place count 1334 transition count 2071
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2970 place count 1333 transition count 2063
Iterating global reduction 5 with 1 rules applied. Total rules applied 2971 place count 1333 transition count 2063
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2972 place count 1332 transition count 2055
Iterating global reduction 5 with 1 rules applied. Total rules applied 2973 place count 1332 transition count 2055
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2974 place count 1331 transition count 2047
Iterating global reduction 5 with 1 rules applied. Total rules applied 2975 place count 1331 transition count 2047
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2976 place count 1330 transition count 2039
Iterating global reduction 5 with 1 rules applied. Total rules applied 2977 place count 1330 transition count 2039
Performed 227 Post agglomeration using F-continuation condition.Transition count delta: 227
Deduced a syphon composed of 227 places in 2 ms
Ensure Unique test removed 2 places
Reduce places removed 229 places and 0 transitions.
Iterating global reduction 5 with 456 rules applied. Total rules applied 3433 place count 1101 transition count 1812
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 3437 place count 1097 transition count 1808
Ensure Unique test removed 1 places
Iterating global reduction 5 with 5 rules applied. Total rules applied 3442 place count 1096 transition count 1808
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 1 rules applied. Total rules applied 3443 place count 1096 transition count 1807
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3444 place count 1095 transition count 1807
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 3444 place count 1095 transition count 1806
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 3446 place count 1094 transition count 1806
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 3448 place count 1092 transition count 1804
Iterating global reduction 7 with 2 rules applied. Total rules applied 3450 place count 1092 transition count 1804
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 2 rules applied. Total rules applied 3452 place count 1092 transition count 1802
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 3453 place count 1091 transition count 1802
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 3455 place count 1090 transition count 1807
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 3457 place count 1088 transition count 1805
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 9 with 21 rules applied. Total rules applied 3478 place count 1074 transition count 1798
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 10 with 7 rules applied. Total rules applied 3485 place count 1067 transition count 1798
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 21 Pre rules applied. Total rules applied 3485 place count 1067 transition count 1777
Deduced a syphon composed of 21 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 11 with 43 rules applied. Total rules applied 3528 place count 1045 transition count 1777
Discarding 14 places :
Implicit places reduction removed 14 places
Iterating post reduction 11 with 14 rules applied. Total rules applied 3542 place count 1031 transition count 1777
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 12 with 1 Pre rules applied. Total rules applied 3542 place count 1031 transition count 1776
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 3544 place count 1030 transition count 1776
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 3 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 12 with 42 rules applied. Total rules applied 3586 place count 1009 transition count 1755
Discarding 13 places :
Symmetric choice reduction at 12 with 13 rule applications. Total rules 3599 place count 996 transition count 1742
Iterating global reduction 12 with 13 rules applied. Total rules applied 3612 place count 996 transition count 1742
Discarding 7 places :
Symmetric choice reduction at 12 with 7 rule applications. Total rules 3619 place count 989 transition count 1735
Iterating global reduction 12 with 7 rules applied. Total rules applied 3626 place count 989 transition count 1735
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 12 with 7 rules applied. Total rules applied 3633 place count 989 transition count 1728
Applied a total of 3633 rules in 1492 ms. Remains 989 /2874 variables (removed 1885) and now considering 1728/3599 (removed 1871) transitions.
// Phase 1: matrix 1728 rows 989 cols
[2025-05-30 09:44:09] [INFO ] Computed 163 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:10] [INFO ] Implicit Places using invariants in 719 ms returned [1, 18, 19, 31, 48, 66, 86, 137, 147, 148, 150, 167, 185, 205, 256, 257, 269, 270, 272, 289, 307, 327, 378, 379, 391, 392, 413, 431, 451, 500, 505, 506, 518, 519, 521, 538, 556, 576, 627, 628, 640, 641, 643, 660, 678, 698, 749, 750, 762, 763, 765, 782, 800, 820, 871, 872, 875, 886, 887, 888, 906, 927, 928, 929, 930]
Discarding 65 places :
Implicit Place search using SMT only with invariants took 722 ms to find 65 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 924/2874 places, 1728/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 112 transitions
Trivial Post-agglo rules discarded 112 transitions
Performed 112 trivial Post agglomeration. Transition count delta: 112
Iterating post reduction 0 with 112 rules applied. Total rules applied 112 place count 924 transition count 1616
Reduce places removed 112 places and 0 transitions.
Iterating post reduction 1 with 112 rules applied. Total rules applied 224 place count 812 transition count 1616
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 37 Pre rules applied. Total rules applied 224 place count 812 transition count 1579
Deduced a syphon composed of 37 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 2 with 75 rules applied. Total rules applied 299 place count 774 transition count 1579
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 12 rules applied. Total rules applied 311 place count 770 transition count 1571
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 319 place count 762 transition count 1571
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 322 place count 759 transition count 1568
Iterating global reduction 4 with 3 rules applied. Total rules applied 325 place count 759 transition count 1568
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 328 place count 759 transition count 1565
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Deduced a syphon composed of 55 places in 2 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 5 with 110 rules applied. Total rules applied 438 place count 704 transition count 1510
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 439 place count 703 transition count 1508
Iterating global reduction 5 with 1 rules applied. Total rules applied 440 place count 703 transition count 1508
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 444 place count 701 transition count 1509
Applied a total of 444 rules in 130 ms. Remains 701 /924 variables (removed 223) and now considering 1509/1728 (removed 219) transitions.
// Phase 1: matrix 1509 rows 701 cols
[2025-05-30 09:44:10] [INFO ] Computed 93 invariants in 15 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:10] [INFO ] Implicit Places using invariants in 466 ms returned [88, 94, 99, 174, 180, 185, 262, 268, 273, 358, 364, 369, 446, 452, 457, 534, 540, 545, 622, 628, 633, 698]
Discarding 22 places :
Implicit Place search using SMT only with invariants took 470 ms to find 22 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 679/2874 places, 1509/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 679 transition count 1508
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 678 transition count 1508
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 16 place count 664 transition count 1494
Iterating global reduction 2 with 14 rules applied. Total rules applied 30 place count 664 transition count 1494
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 44 place count 650 transition count 1480
Iterating global reduction 2 with 14 rules applied. Total rules applied 58 place count 650 transition count 1480
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 65 place count 643 transition count 1473
Iterating global reduction 2 with 7 rules applied. Total rules applied 72 place count 643 transition count 1473
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 86 place count 636 transition count 1466
Applied a total of 86 rules in 100 ms. Remains 636 /679 variables (removed 43) and now considering 1466/1509 (removed 43) transitions.
// Phase 1: matrix 1466 rows 636 cols
[2025-05-30 09:44:11] [INFO ] Computed 71 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:11] [INFO ] Implicit Places using invariants in 422 ms returned []
[2025-05-30 09:44:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:12] [INFO ] Implicit Places using invariants and state equation in 1172 ms returned []
Implicit Place search using SMT with State Equation took 1596 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 636/2874 places, 1466/3599 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 4514 ms. Remains : 636/2874 places, 1466/3599 transitions.
Stuttering acceptance computed with spot in 138 ms :[(NOT p0)]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-00
Stuttering criterion allowed to conclude after 68 steps with 0 reset in 3 ms.
FORMULA ASLink-PT-07b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ASLink-PT-07b-LTLFireability-00 finished in 4736 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 2 out of 2874 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 2869 transition count 3581
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 2869 transition count 3581
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 2866 transition count 3573
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 2866 transition count 3573
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 2864 transition count 3564
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 2864 transition count 3564
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 2863 transition count 3563
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 2863 transition count 3563
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 2862 transition count 3555
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 2862 transition count 3555
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 2861 transition count 3547
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 2861 transition count 3547
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 2860 transition count 3546
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 2860 transition count 3546
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2859 transition count 3538
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2859 transition count 3538
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2858 transition count 3530
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2858 transition count 3530
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2857 transition count 3529
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2857 transition count 3529
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2856 transition count 3521
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2856 transition count 3521
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2855 transition count 3513
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2855 transition count 3513
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2854 transition count 3512
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2854 transition count 3512
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2853 transition count 3504
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2853 transition count 3504
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2852 transition count 3496
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2852 transition count 3496
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 2851 transition count 3495
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 2851 transition count 3495
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 2850 transition count 3487
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 2850 transition count 3487
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 2849 transition count 3479
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 2849 transition count 3479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 2848 transition count 3478
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 2848 transition count 3478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 2847 transition count 3470
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 2847 transition count 3470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 2846 transition count 3462
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 2846 transition count 3462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 2845 transition count 3461
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 2845 transition count 3461
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 2844 transition count 3453
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 2844 transition count 3453
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 61 place count 2843 transition count 3445
Iterating global reduction 0 with 1 rules applied. Total rules applied 62 place count 2843 transition count 3445
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 2842 transition count 3444
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 2842 transition count 3444
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 2841 transition count 3436
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 2841 transition count 3436
Applied a total of 66 rules in 6021 ms. Remains 2841 /2874 variables (removed 33) and now considering 3436/3599 (removed 163) transitions.
// Phase 1: matrix 3436 rows 2841 cols
[2025-05-30 09:44:18] [INFO ] Computed 305 invariants in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:20] [INFO ] Implicit Places using invariants in 1604 ms returned []
[2025-05-30 09:44:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:44:28] [INFO ] Implicit Places using invariants and state equation in 8354 ms returned []
Implicit Place search using SMT with State Equation took 9962 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:44:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30072 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61509ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61526ms
Starting structural reductions in LTL mode, iteration 1 : 2841/2874 places, 3436/3599 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77531 ms. Remains : 2841/2874 places, 3436/3599 transitions.
Stuttering acceptance computed with spot in 123 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-04
Entered a terminal (fully accepting) state of product in 146 steps with 0 reset in 2 ms.
FORMULA ASLink-PT-07b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ASLink-PT-07b-LTLFireability-04 finished in 77696 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F((X(p0) U p1))&&X(p2)))'
Support contains 5 out of 2874 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 2869 transition count 3581
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 2869 transition count 3581
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 2866 transition count 3573
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 2866 transition count 3573
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 2864 transition count 3564
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 2864 transition count 3564
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 2863 transition count 3563
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 2863 transition count 3563
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 2862 transition count 3555
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 2862 transition count 3555
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 2861 transition count 3547
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 2861 transition count 3547
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 2860 transition count 3546
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 2860 transition count 3546
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2859 transition count 3538
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2859 transition count 3538
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2858 transition count 3530
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2858 transition count 3530
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2857 transition count 3529
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2857 transition count 3529
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2856 transition count 3521
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2856 transition count 3521
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2855 transition count 3513
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2855 transition count 3513
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2854 transition count 3512
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2854 transition count 3512
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2853 transition count 3504
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2853 transition count 3504
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2852 transition count 3496
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2852 transition count 3496
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 2851 transition count 3495
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 2851 transition count 3495
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 2850 transition count 3487
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 2850 transition count 3487
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 2849 transition count 3479
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 2849 transition count 3479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 2848 transition count 3478
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 2848 transition count 3478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 2847 transition count 3470
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 2847 transition count 3470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 2846 transition count 3462
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 2846 transition count 3462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 2845 transition count 3461
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 2845 transition count 3461
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 2844 transition count 3453
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 2844 transition count 3453
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 61 place count 2843 transition count 3445
Iterating global reduction 0 with 1 rules applied. Total rules applied 62 place count 2843 transition count 3445
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 2842 transition count 3444
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 2842 transition count 3444
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 2841 transition count 3436
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 2841 transition count 3436
Applied a total of 66 rules in 5893 ms. Remains 2841 /2874 variables (removed 33) and now considering 3436/3599 (removed 163) transitions.
[2025-05-30 09:45:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:45:38] [INFO ] Implicit Places using invariants in 1665 ms returned []
[2025-05-30 09:45:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:45:46] [INFO ] Implicit Places using invariants and state equation in 8432 ms returned []
Implicit Place search using SMT with State Equation took 10102 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:45:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s1678 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 13.0)
(s14 1.0)
(s15 1.0)
(s16 0.0)
(s17 0.0)
(s18 1.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 1.0)
(s24 0.0)
(s25 0.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61238ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61245ms
Starting structural reductions in LTL mode, iteration 1 : 2841/2874 places, 3436/3599 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77251 ms. Remains : 2841/2874 places, 3436/3599 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p2) (NOT p1)), (NOT p2), (NOT p1), true]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-06
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ASLink-PT-07b-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ASLink-PT-07b-LTLFireability-06 finished in 77427 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 5 out of 2874 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 523 transitions
Trivial Post-agglo rules discarded 523 transitions
Performed 523 trivial Post agglomeration. Transition count delta: 523
Iterating post reduction 0 with 523 rules applied. Total rules applied 523 place count 2873 transition count 3075
Reduce places removed 523 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 526 rules applied. Total rules applied 1049 place count 2350 transition count 3072
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 1052 place count 2348 transition count 3071
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1053 place count 2347 transition count 3071
Performed 777 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 777 Pre rules applied. Total rules applied 1053 place count 2347 transition count 2294
Deduced a syphon composed of 777 places in 4 ms
Ensure Unique test removed 73 places
Reduce places removed 850 places and 0 transitions.
Iterating global reduction 4 with 1627 rules applied. Total rules applied 2680 place count 1497 transition count 2294
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 4 with 53 rules applied. Total rules applied 2733 place count 1490 transition count 2248
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 5 with 46 rules applied. Total rules applied 2779 place count 1444 transition count 2248
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 28 Pre rules applied. Total rules applied 2779 place count 1444 transition count 2220
Deduced a syphon composed of 28 places in 4 ms
Ensure Unique test removed 28 places
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 6 with 84 rules applied. Total rules applied 2863 place count 1388 transition count 2220
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 27 Pre rules applied. Total rules applied 2863 place count 1388 transition count 2193
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 2917 place count 1361 transition count 2193
Discarding 5 places :
Symmetric choice reduction at 6 with 5 rule applications. Total rules 2922 place count 1356 transition count 2175
Iterating global reduction 6 with 5 rules applied. Total rules applied 2927 place count 1356 transition count 2175
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 2927 place count 1356 transition count 2173
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 2931 place count 1354 transition count 2173
Discarding 2 places :
Symmetric choice reduction at 6 with 2 rule applications. Total rules 2933 place count 1352 transition count 2159
Iterating global reduction 6 with 2 rules applied. Total rules applied 2935 place count 1352 transition count 2159
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2936 place count 1351 transition count 2151
Iterating global reduction 6 with 1 rules applied. Total rules applied 2937 place count 1351 transition count 2151
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2938 place count 1350 transition count 2143
Iterating global reduction 6 with 1 rules applied. Total rules applied 2939 place count 1350 transition count 2143
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2940 place count 1349 transition count 2135
Iterating global reduction 6 with 1 rules applied. Total rules applied 2941 place count 1349 transition count 2135
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2942 place count 1348 transition count 2127
Iterating global reduction 6 with 1 rules applied. Total rules applied 2943 place count 1348 transition count 2127
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2944 place count 1347 transition count 2119
Iterating global reduction 6 with 1 rules applied. Total rules applied 2945 place count 1347 transition count 2119
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2946 place count 1346 transition count 2111
Iterating global reduction 6 with 1 rules applied. Total rules applied 2947 place count 1346 transition count 2111
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2948 place count 1345 transition count 2103
Iterating global reduction 6 with 1 rules applied. Total rules applied 2949 place count 1345 transition count 2103
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2950 place count 1344 transition count 2095
Iterating global reduction 6 with 1 rules applied. Total rules applied 2951 place count 1344 transition count 2095
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2952 place count 1343 transition count 2087
Iterating global reduction 6 with 1 rules applied. Total rules applied 2953 place count 1343 transition count 2087
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2954 place count 1342 transition count 2079
Iterating global reduction 6 with 1 rules applied. Total rules applied 2955 place count 1342 transition count 2079
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2956 place count 1341 transition count 2071
Iterating global reduction 6 with 1 rules applied. Total rules applied 2957 place count 1341 transition count 2071
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2958 place count 1340 transition count 2063
Iterating global reduction 6 with 1 rules applied. Total rules applied 2959 place count 1340 transition count 2063
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2960 place count 1339 transition count 2055
Iterating global reduction 6 with 1 rules applied. Total rules applied 2961 place count 1339 transition count 2055
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2962 place count 1338 transition count 2047
Iterating global reduction 6 with 1 rules applied. Total rules applied 2963 place count 1338 transition count 2047
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 2964 place count 1337 transition count 2039
Iterating global reduction 6 with 1 rules applied. Total rules applied 2965 place count 1337 transition count 2039
Performed 228 Post agglomeration using F-continuation condition.Transition count delta: 228
Deduced a syphon composed of 228 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 230 places and 0 transitions.
Iterating global reduction 6 with 458 rules applied. Total rules applied 3423 place count 1107 transition count 1811
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 3427 place count 1103 transition count 1807
Ensure Unique test removed 1 places
Iterating global reduction 6 with 5 rules applied. Total rules applied 3432 place count 1102 transition count 1807
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 3433 place count 1102 transition count 1806
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3434 place count 1101 transition count 1806
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3434 place count 1101 transition count 1805
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3436 place count 1100 transition count 1805
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 3438 place count 1098 transition count 1803
Iterating global reduction 8 with 2 rules applied. Total rules applied 3440 place count 1098 transition count 1803
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3442 place count 1098 transition count 1801
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3443 place count 1097 transition count 1801
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 3445 place count 1096 transition count 1806
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 3447 place count 1094 transition count 1804
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 10 with 21 rules applied. Total rules applied 3468 place count 1080 transition count 1797
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 3475 place count 1073 transition count 1797
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 12 with 21 Pre rules applied. Total rules applied 3475 place count 1073 transition count 1776
Deduced a syphon composed of 21 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 12 with 43 rules applied. Total rules applied 3518 place count 1051 transition count 1776
Discarding 15 places :
Implicit places reduction removed 15 places
Iterating post reduction 12 with 15 rules applied. Total rules applied 3533 place count 1036 transition count 1776
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 13 with 1 Pre rules applied. Total rules applied 3533 place count 1036 transition count 1775
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 13 with 2 rules applied. Total rules applied 3535 place count 1035 transition count 1775
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 2 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 13 with 44 rules applied. Total rules applied 3579 place count 1013 transition count 1753
Discarding 14 places :
Symmetric choice reduction at 13 with 14 rule applications. Total rules 3593 place count 999 transition count 1739
Iterating global reduction 13 with 14 rules applied. Total rules applied 3607 place count 999 transition count 1739
Discarding 7 places :
Symmetric choice reduction at 13 with 7 rule applications. Total rules 3614 place count 992 transition count 1732
Iterating global reduction 13 with 7 rules applied. Total rules applied 3621 place count 992 transition count 1732
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 3628 place count 992 transition count 1725
Applied a total of 3628 rules in 1390 ms. Remains 992 /2874 variables (removed 1882) and now considering 1725/3599 (removed 1874) transitions.
// Phase 1: matrix 1725 rows 992 cols
[2025-05-30 09:46:49] [INFO ] Computed 164 invariants in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:46:50] [INFO ] Implicit Places using invariants in 739 ms returned [1, 18, 19, 31, 48, 66, 86, 137, 147, 148, 150, 167, 185, 205, 256, 257, 269, 270, 272, 289, 307, 327, 378, 379, 391, 392, 394, 412, 430, 450, 501, 502, 514, 515, 517, 534, 552, 573, 624, 625, 637, 638, 640, 657, 675, 695, 752, 753, 765, 766, 768, 785, 803, 823, 874, 875, 878, 889, 890, 891, 909, 930, 931, 932, 933]
Discarding 65 places :
Implicit Place search using SMT only with invariants took 742 ms to find 65 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 927/2874 places, 1725/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 117 transitions
Trivial Post-agglo rules discarded 117 transitions
Performed 117 trivial Post agglomeration. Transition count delta: 117
Iterating post reduction 0 with 117 rules applied. Total rules applied 117 place count 927 transition count 1608
Reduce places removed 117 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 118 rules applied. Total rules applied 235 place count 810 transition count 1607
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 236 place count 809 transition count 1607
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 34 Pre rules applied. Total rules applied 236 place count 809 transition count 1573
Deduced a syphon composed of 34 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 69 rules applied. Total rules applied 305 place count 774 transition count 1573
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 12 rules applied. Total rules applied 317 place count 770 transition count 1565
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 325 place count 762 transition count 1565
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 328 place count 759 transition count 1562
Iterating global reduction 5 with 3 rules applied. Total rules applied 331 place count 759 transition count 1562
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 334 place count 759 transition count 1559
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 6 with 112 rules applied. Total rules applied 446 place count 703 transition count 1503
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 450 place count 701 transition count 1504
Applied a total of 450 rules in 114 ms. Remains 701 /927 variables (removed 226) and now considering 1504/1725 (removed 221) transitions.
// Phase 1: matrix 1504 rows 701 cols
[2025-05-30 09:46:50] [INFO ] Computed 94 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:46:50] [INFO ] Implicit Places using invariants in 468 ms returned [88, 94, 99, 174, 180, 185, 262, 268, 273, 351, 357, 362, 440, 446, 451, 534, 540, 545, 622, 628, 633, 698]
Discarding 22 places :
Implicit Place search using SMT only with invariants took 469 ms to find 22 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 679/2874 places, 1504/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 679 transition count 1503
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 678 transition count 1503
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 16 place count 664 transition count 1489
Iterating global reduction 2 with 14 rules applied. Total rules applied 30 place count 664 transition count 1489
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 44 place count 650 transition count 1475
Iterating global reduction 2 with 14 rules applied. Total rules applied 58 place count 650 transition count 1475
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 65 place count 643 transition count 1468
Iterating global reduction 2 with 7 rules applied. Total rules applied 72 place count 643 transition count 1468
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 86 place count 636 transition count 1461
Applied a total of 86 rules in 95 ms. Remains 636 /679 variables (removed 43) and now considering 1461/1504 (removed 43) transitions.
// Phase 1: matrix 1461 rows 636 cols
[2025-05-30 09:46:50] [INFO ] Computed 72 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:46:51] [INFO ] Implicit Places using invariants in 426 ms returned []
[2025-05-30 09:46:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:46:52] [INFO ] Implicit Places using invariants and state equation in 1191 ms returned []
Implicit Place search using SMT with State Equation took 1618 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 636/2874 places, 1461/3599 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 4429 ms. Remains : 636/2874 places, 1461/3599 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-09
Stuttering criterion allowed to conclude after 79 steps with 0 reset in 1 ms.
FORMULA ASLink-PT-07b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ASLink-PT-07b-LTLFireability-09 finished in 4562 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||X(p1)))&&X(p2))))'
Support contains 4 out of 2874 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 2869 transition count 3581
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 2869 transition count 3581
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 2866 transition count 3573
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 2866 transition count 3573
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 2864 transition count 3564
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 2864 transition count 3564
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 2863 transition count 3563
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 2863 transition count 3563
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 2862 transition count 3555
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 2862 transition count 3555
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 2861 transition count 3547
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 2861 transition count 3547
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 2860 transition count 3546
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 2860 transition count 3546
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2859 transition count 3538
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2859 transition count 3538
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2858 transition count 3530
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2858 transition count 3530
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2857 transition count 3529
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2857 transition count 3529
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2856 transition count 3521
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2856 transition count 3521
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2855 transition count 3513
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2855 transition count 3513
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2854 transition count 3512
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2854 transition count 3512
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2853 transition count 3504
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2853 transition count 3504
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2852 transition count 3496
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2852 transition count 3496
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 2851 transition count 3495
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 2851 transition count 3495
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 2850 transition count 3487
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 2850 transition count 3487
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 2849 transition count 3479
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 2849 transition count 3479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 2848 transition count 3478
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 2848 transition count 3478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 2847 transition count 3470
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 2847 transition count 3470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 2846 transition count 3462
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 2846 transition count 3462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 2845 transition count 3461
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 2845 transition count 3461
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 2844 transition count 3453
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 2844 transition count 3453
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 61 place count 2843 transition count 3445
Iterating global reduction 0 with 1 rules applied. Total rules applied 62 place count 2843 transition count 3445
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 2842 transition count 3444
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 2842 transition count 3444
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 2841 transition count 3436
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 2841 transition count 3436
Applied a total of 66 rules in 5947 ms. Remains 2841 /2874 variables (removed 33) and now considering 3436/3599 (removed 163) transitions.
// Phase 1: matrix 3436 rows 2841 cols
[2025-05-30 09:46:58] [INFO ] Computed 305 invariants in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:47:00] [INFO ] Implicit Places using invariants in 1604 ms returned []
[2025-05-30 09:47:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:47:08] [INFO ] Implicit Places using invariants and state equation in 8709 ms returned []
Implicit Place search using SMT with State Equation took 10316 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:47:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 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 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61224ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61229ms
Starting structural reductions in LTL mode, iteration 1 : 2841/2874 places, 3436/3599 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77503 ms. Remains : 2841/2874 places, 3436/3599 transitions.
Stuttering acceptance computed with spot in 164 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-10
Product exploration explored 100000 steps with 145 reset in 421 ms.
Product exploration explored 100000 steps with 148 reset in 454 ms.
Computed a total of 116 stabilizing places and 116 stable transitions
Computed a total of 116 stabilizing places and 116 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 157 ms. Reduced automaton from 4 states, 11 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
RANDOM walk for 40000 steps (64 resets) in 340 ms. (117 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 95 ms. (416 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 4/4 properties
[2025-05-30 09:48:11] [INFO ] Invariant cache hit.
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 47/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 712/763 variables, 71/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1983/2746 variables, 219/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2746 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 95/2841 variables, 12/305 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2841 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 3436/6277 variables, 2841/3146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:14] [INFO ] Deduced a trap composed of 35 places in 540 ms of which 71 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/6277 variables, 1/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/6277 variables, 0/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/6277 variables, 0/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6277/6277 variables, and 3147 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3559 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 231/231 constraints, State Equation: 2841/2841 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 47/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 712/763 variables, 71/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1983/2746 variables, 219/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2746 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:16] [INFO ] Deduced a trap composed of 22 places in 350 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:16] [INFO ] Deduced a trap composed of 24 places in 375 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:16] [INFO ] Deduced a trap composed of 24 places in 316 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:17] [INFO ] Deduced a trap composed of 42 places in 355 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:17] [INFO ] Deduced a trap composed of 46 places in 323 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:18] [INFO ] Deduced a trap composed of 76 places in 353 ms of which 71 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2746 variables, 6/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2746 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 95/2841 variables, 12/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2841 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3436/6277 variables, 2841/3153 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6277/6277 variables, and 3157 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5016 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 231/231 constraints, State Equation: 2841/2841 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8589ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2841 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2841/2841 places, 3436/3436 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 524 transitions
Trivial Post-agglo rules discarded 524 transitions
Performed 524 trivial Post agglomeration. Transition count delta: 524
Iterating post reduction 0 with 524 rules applied. Total rules applied 524 place count 2841 transition count 2912
Reduce places removed 524 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 527 rules applied. Total rules applied 1051 place count 2317 transition count 2909
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 1055 place count 2315 transition count 2907
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1057 place count 2313 transition count 2907
Performed 767 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 767 Pre rules applied. Total rules applied 1057 place count 2313 transition count 2140
Deduced a syphon composed of 767 places in 5 ms
Ensure Unique test removed 74 places
Reduce places removed 841 places and 0 transitions.
Iterating global reduction 4 with 1608 rules applied. Total rules applied 2665 place count 1472 transition count 2140
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 4 with 53 rules applied. Total rules applied 2718 place count 1465 transition count 2094
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 5 with 46 rules applied. Total rules applied 2764 place count 1419 transition count 2094
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 29 Pre rules applied. Total rules applied 2764 place count 1419 transition count 2065
Deduced a syphon composed of 29 places in 4 ms
Ensure Unique test removed 28 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 6 with 86 rules applied. Total rules applied 2850 place count 1362 transition count 2065
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 27 Pre rules applied. Total rules applied 2850 place count 1362 transition count 2038
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 2904 place count 1335 transition count 2038
Performed 229 Post agglomeration using F-continuation condition.Transition count delta: 229
Deduced a syphon composed of 229 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 231 places and 0 transitions.
Iterating global reduction 6 with 460 rules applied. Total rules applied 3364 place count 1104 transition count 1809
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 3368 place count 1100 transition count 1805
Ensure Unique test removed 1 places
Iterating global reduction 6 with 5 rules applied. Total rules applied 3373 place count 1099 transition count 1805
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 3374 place count 1099 transition count 1804
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3375 place count 1098 transition count 1804
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3375 place count 1098 transition count 1803
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3377 place count 1097 transition count 1803
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 3379 place count 1095 transition count 1801
Iterating global reduction 8 with 2 rules applied. Total rules applied 3381 place count 1095 transition count 1801
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3383 place count 1095 transition count 1799
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3384 place count 1094 transition count 1799
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 3386 place count 1093 transition count 1804
Free-agglomeration rule applied 8 times.
Iterating global reduction 10 with 8 rules applied. Total rules applied 3394 place count 1093 transition count 1796
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 3402 place count 1085 transition count 1796
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 11 with 6 rules applied. Total rules applied 3408 place count 1085 transition count 1790
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 3414 place count 1079 transition count 1790
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 12 with 7 rules applied. Total rules applied 3421 place count 1079 transition count 1790
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 3422 place count 1078 transition count 1789
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 12 with 21 rules applied. Total rules applied 3443 place count 1064 transition count 1782
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 3450 place count 1057 transition count 1782
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 21 Pre rules applied. Total rules applied 3450 place count 1057 transition count 1761
Deduced a syphon composed of 21 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 14 with 43 rules applied. Total rules applied 3493 place count 1035 transition count 1761
Discarding 8 places :
Implicit places reduction removed 8 places
Iterating post reduction 14 with 8 rules applied. Total rules applied 3501 place count 1027 transition count 1761
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 15 with 1 Pre rules applied. Total rules applied 3501 place count 1027 transition count 1760
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 15 with 2 rules applied. Total rules applied 3503 place count 1026 transition count 1760
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 15 with 30 rules applied. Total rules applied 3533 place count 1011 transition count 1745
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 3540 place count 1004 transition count 1738
Iterating global reduction 15 with 7 rules applied. Total rules applied 3547 place count 1004 transition count 1738
Free-agglomeration rule applied 7 times.
Iterating global reduction 15 with 7 rules applied. Total rules applied 3554 place count 1004 transition count 1731
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 15 with 7 rules applied. Total rules applied 3561 place count 997 transition count 1731
Applied a total of 3561 rules in 685 ms. Remains 997 /2841 variables (removed 1844) and now considering 1731/3436 (removed 1705) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 686 ms. Remains : 997/2841 places, 1731/3436 transitions.
RANDOM walk for 40000 steps (425 resets) in 222 ms. (179 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (57 resets) in 96 ms. (412 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (58 resets) in 121 ms. (327 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (58 resets) in 68 ms. (579 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (57 resets) in 105 ms. (377 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 187265 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :0 out of 4
Probabilistic random walk after 187265 steps, saw 42128 distinct states, run finished after 3001 ms. (steps per millisecond=62 ) properties seen :0
// Phase 1: matrix 1731 rows 997 cols
[2025-05-30 09:48:24] [INFO ] Computed 170 invariants in 14 ms
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 83/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 66/153 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 5/158 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 227/385 variables, 28/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/385 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 53/438 variables, 13/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/441 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 253/694 variables, 40/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/694 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 30/724 variables, 8/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/724 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/726 variables, 2/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/726 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 154/880 variables, 28/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 41/921 variables, 8/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/921 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 1/922 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/922 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 73/995 variables, 17/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/995 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 1/996 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/996 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (OVERLAPS) 1/997 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/997 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (OVERLAPS) 1731/2728 variables, 997/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/2728 variables, 0/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (OVERLAPS) 0/2728 variables, 0/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2728/2728 variables, and 1167 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1397 ms.
Refiners :[Positive P Invariants (semi-flows): 49/49 constraints, Generalized P Invariants (flows): 121/121 constraints, State Equation: 997/997 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 83/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 66/153 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 5/158 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 227/385 variables, 28/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/385 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 53/438 variables, 13/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/441 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 253/694 variables, 40/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/694 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 30/724 variables, 8/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/724 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/726 variables, 2/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/726 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 154/880 variables, 28/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 41/921 variables, 8/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/921 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 1/922 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/922 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 73/995 variables, 17/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:27] [INFO ] Deduced a trap composed of 51 places in 253 ms of which 34 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/995 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/995 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 1/996 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/996 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (OVERLAPS) 1/997 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/997 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (OVERLAPS) 1731/2728 variables, 997/1168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/2728 variables, 4/1172 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:48:33] [INFO ] Deduced a trap composed of 51 places in 221 ms of which 35 ms to minimize.
At refinement iteration 34 (INCLUDED_ONLY) 0/2728 variables, 1/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/2728 variables, 0/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 36 (OVERLAPS) 0/2728 variables, 0/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2728/2728 variables, and 1173 constraints, problems are : Problem set: 0 solved, 4 unsolved in 8750 ms.
Refiners :[Positive P Invariants (semi-flows): 49/49 constraints, Generalized P Invariants (flows): 121/121 constraints, State Equation: 997/997 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10173ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1011 ms.
Support contains 4 out of 997 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 997/997 places, 1731/1731 transitions.
Applied a total of 0 rules in 33 ms. Remains 997 /997 variables (removed 0) and now considering 1731/1731 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 997/997 places, 1731/1731 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 997/997 places, 1731/1731 transitions.
Applied a total of 0 rules in 33 ms. Remains 997 /997 variables (removed 0) and now considering 1731/1731 (removed 0) transitions.
[2025-05-30 09:48:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:36] [INFO ] Implicit Places using invariants in 692 ms returned [1, 18, 19, 31, 49, 67, 136, 140, 149, 150, 152, 169, 187, 256, 260, 261, 272, 273, 275, 292, 310, 379, 383, 384, 395, 396, 398, 416, 434, 483, 506, 510, 511, 522, 523, 525, 542, 560, 630, 634, 635, 646, 647, 649, 666, 684, 753, 757, 758, 769, 770, 772, 789, 807, 876, 880, 881, 884, 895, 896, 897, 915, 936, 937, 938, 939]
[2025-05-30 09:48:36] [INFO ] Actually due to overlaps returned [915, 897, 49, 169, 292, 416, 542, 666, 789, 31, 152, 275, 398, 525, 649, 772, 149, 272, 395, 522, 646, 769, 895, 936, 150, 273, 396, 523, 647, 770, 896, 937, 1, 18, 260, 261, 383, 384, 510, 511, 634, 635, 757, 758, 880, 881, 67, 187, 310, 434, 560, 684, 807, 938, 19, 884, 939]
Discarding 57 places :
Implicit Place search using SMT only with invariants took 696 ms to find 57 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 940/997 places, 1731/1731 transitions.
Discarding 8 places :
Implicit places reduction removed 8 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 124 transitions
Trivial Post-agglo rules discarded 124 transitions
Performed 124 trivial Post agglomeration. Transition count delta: 124
Iterating post reduction 0 with 132 rules applied. Total rules applied 132 place count 932 transition count 1607
Reduce places removed 124 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 132 rules applied. Total rules applied 264 place count 808 transition count 1599
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 265 place count 807 transition count 1599
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 265 place count 807 transition count 1564
Deduced a syphon composed of 35 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 71 rules applied. Total rules applied 336 place count 771 transition count 1564
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 12 rules applied. Total rules applied 348 place count 767 transition count 1556
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 356 place count 759 transition count 1556
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 359 place count 756 transition count 1553
Iterating global reduction 5 with 3 rules applied. Total rules applied 362 place count 756 transition count 1553
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 365 place count 756 transition count 1550
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 6 with 96 rules applied. Total rules applied 461 place count 708 transition count 1502
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 468 place count 701 transition count 1495
Iterating global reduction 6 with 7 rules applied. Total rules applied 475 place count 701 transition count 1495
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 482 place count 701 transition count 1488
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 486 place count 699 transition count 1489
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 7 with 14 rules applied. Total rules applied 500 place count 699 transition count 1475
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 515 place count 684 transition count 1475
Partial Free-agglomeration rule applied 21 times.
Drop transitions (Partial Free agglomeration) removed 21 transitions
Iterating global reduction 8 with 21 rules applied. Total rules applied 536 place count 684 transition count 1475
Applied a total of 536 rules in 171 ms. Remains 684 /940 variables (removed 256) and now considering 1475/1731 (removed 256) transitions.
// Phase 1: matrix 1475 rows 684 cols
[2025-05-30 09:48:36] [INFO ] Computed 99 invariants in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:36] [INFO ] Implicit Places using invariants in 523 ms returned [74, 90, 96, 99, 101, 102, 105, 106, 159, 175, 181, 184, 186, 191, 192, 245, 261, 267, 270, 272, 277, 278, 332, 356, 359, 361, 366, 367, 421, 437, 443, 446, 448, 453, 454, 507, 523, 529, 532, 534, 539, 540, 593, 609, 615, 618, 620]
[2025-05-30 09:48:36] [INFO ] Actually due to overlaps returned [105, 191, 277, 366, 453, 539, 106, 192, 278, 367, 454, 540, 90, 96, 101, 175, 181, 186, 261, 267, 272, 356, 361, 437, 443, 448, 523, 529, 534, 609, 615, 620, 74, 102, 159, 245, 332, 421, 507, 593]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 525 ms to find 40 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 644/997 places, 1475/1731 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 618 transition count 1449
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 618 transition count 1449
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 58 place count 612 transition count 1443
Iterating global reduction 0 with 6 rules applied. Total rules applied 64 place count 612 transition count 1443
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 92 place count 598 transition count 1429
Free-agglomeration rule applied 20 times.
Iterating global reduction 0 with 20 rules applied. Total rules applied 112 place count 598 transition count 1409
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 132 place count 578 transition count 1409
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 139 place count 578 transition count 1402
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 146 place count 571 transition count 1402
Applied a total of 146 rules in 114 ms. Remains 571 /644 variables (removed 73) and now considering 1402/1475 (removed 73) transitions.
// Phase 1: matrix 1402 rows 571 cols
[2025-05-30 09:48:37] [INFO ] Computed 59 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:37] [INFO ] Implicit Places using invariants in 390 ms returned []
[2025-05-30 09:48:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:38] [INFO ] Implicit Places using invariants and state equation in 1148 ms returned []
Implicit Place search using SMT with State Equation took 1539 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 571/997 places, 1402/1731 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3079 ms. Remains : 571/997 places, 1402/1731 transitions.
RANDOM walk for 40000 steps (693 resets) in 235 ms. (169 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (122 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (110 resets) in 53 ms. (740 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (119 resets) in 73 ms. (540 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (124 resets) in 79 ms. (500 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 290651 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :1 out of 4
Probabilistic random walk after 290651 steps, saw 67528 distinct states, run finished after 3001 ms. (steps per millisecond=96 ) properties seen :1
[2025-05-30 09:48:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 630 constraints, problems are : Problem set: 0 solved, 3 unsolved in 828 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 3/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 633 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4389 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5224ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 326 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 571/571 places, 1402/1402 transitions.
RANDOM walk for 40000 steps (639 resets) in 183 ms. (217 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (122 resets) in 60 ms. (655 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (125 resets) in 50 ms. (784 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (121 resets) in 46 ms. (851 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 287673 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 3
Probabilistic random walk after 287673 steps, saw 66989 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-30 09:48:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 630 constraints, problems are : Problem set: 0 solved, 3 unsolved in 844 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 3/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 633 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4384 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5234ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 374 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 571/571 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:48:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:56] [INFO ] Implicit Places using invariants in 385 ms returned []
[2025-05-30 09:48:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:48:57] [INFO ] Implicit Places using invariants and state equation in 1161 ms returned []
Implicit Place search using SMT with State Equation took 1548 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 09:48:57] [INFO ] Redundant transitions in 102 ms returned []
Running 1365 sub problems to find dead transitions.
[2025-05-30 09:48:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 44/57 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/1973 variables, and 57 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 13/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 1365/1365 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1365 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 44/57 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/1973 variables, and 57 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 13/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 0/1365 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60423ms problems are : Problem set: 0 solved, 1365 unsolved
Search for dead transitions found 0 dead transitions in 60427ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62109 ms. Remains : 571/571 places, 1402/1402 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p2)]
Knowledge based reduction with 11 factoid took 164 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 172 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
// Phase 1: matrix 3436 rows 2841 cols
[2025-05-30 09:49:58] [INFO ] Computed 305 invariants in 32 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 09:50:01] [INFO ] [Real]Absence check using 74 positive place invariants in 350 ms returned sat
[2025-05-30 09:50:11] [INFO ] [Real]Absence check using 74 positive and 231 generalized place invariants in 10233 ms returned sat
[2025-05-30 09:50:13] [INFO ] [Real]Absence check using state equation in 2120 ms returned unknown
Could not prove EG (NOT p2)
Support contains 4 out of 2841 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2841/2841 places, 3436/3436 transitions.
Applied a total of 0 rules in 218 ms. Remains 2841 /2841 variables (removed 0) and now considering 3436/3436 (removed 0) transitions.
[2025-05-30 09:50:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:50:15] [INFO ] Implicit Places using invariants in 1605 ms returned []
[2025-05-30 09:50:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:50:24] [INFO ] Implicit Places using invariants and state equation in 8883 ms returned []
Implicit Place search using SMT with State Equation took 10491 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:50:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 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 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61244ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61250ms
Finished structural reductions in LTL mode , in 1 iterations and 71969 ms. Remains : 2841/2841 places, 3436/3436 transitions.
Computed a total of 116 stabilizing places and 116 stable transitions
Computed a total of 116 stabilizing places and 116 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 109 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 141 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
RANDOM walk for 40000 steps (61 resets) in 311 ms. (128 steps per ms) remains 4/5 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 50 ms. (784 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 47 ms. (833 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
[2025-05-30 09:51:26] [INFO ] Invariant cache hit.
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 47/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 712/763 variables, 71/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1983/2746 variables, 219/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2746 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 95/2841 variables, 12/305 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2841 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 3436/6277 variables, 2841/3146 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:28] [INFO ] Deduced a trap composed of 35 places in 533 ms of which 71 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/6277 variables, 1/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/6277 variables, 0/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 0/6277 variables, 0/3147 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6277/6277 variables, and 3147 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3549 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 231/231 constraints, State Equation: 2841/2841 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 47/51 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 712/763 variables, 71/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/763 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1983/2746 variables, 219/293 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/2746 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:30] [INFO ] Deduced a trap composed of 22 places in 372 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:31] [INFO ] Deduced a trap composed of 24 places in 376 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:31] [INFO ] Deduced a trap composed of 24 places in 311 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:31] [INFO ] Deduced a trap composed of 42 places in 319 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:32] [INFO ] Deduced a trap composed of 46 places in 335 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:32] [INFO ] Deduced a trap composed of 76 places in 372 ms of which 71 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/2746 variables, 6/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2746 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 95/2841 variables, 12/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2841 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 6277/6277 variables, and 3153 constraints, problems are : Problem set: 0 solved, 4 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 74/74 constraints, Generalized P Invariants (flows): 231/231 constraints, State Equation: 2841/2841 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8573ms problems are : Problem set: 0 solved, 4 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 2841 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2841/2841 places, 3436/3436 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 524 transitions
Trivial Post-agglo rules discarded 524 transitions
Performed 524 trivial Post agglomeration. Transition count delta: 524
Iterating post reduction 0 with 524 rules applied. Total rules applied 524 place count 2841 transition count 2912
Reduce places removed 524 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 527 rules applied. Total rules applied 1051 place count 2317 transition count 2909
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 1055 place count 2315 transition count 2907
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1057 place count 2313 transition count 2907
Performed 767 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 767 Pre rules applied. Total rules applied 1057 place count 2313 transition count 2140
Deduced a syphon composed of 767 places in 5 ms
Ensure Unique test removed 74 places
Reduce places removed 841 places and 0 transitions.
Iterating global reduction 4 with 1608 rules applied. Total rules applied 2665 place count 1472 transition count 2140
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 4 with 53 rules applied. Total rules applied 2718 place count 1465 transition count 2094
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 5 with 46 rules applied. Total rules applied 2764 place count 1419 transition count 2094
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 29 Pre rules applied. Total rules applied 2764 place count 1419 transition count 2065
Deduced a syphon composed of 29 places in 5 ms
Ensure Unique test removed 28 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 6 with 86 rules applied. Total rules applied 2850 place count 1362 transition count 2065
Performed 27 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 27 Pre rules applied. Total rules applied 2850 place count 1362 transition count 2038
Deduced a syphon composed of 27 places in 4 ms
Reduce places removed 27 places and 0 transitions.
Iterating global reduction 6 with 54 rules applied. Total rules applied 2904 place count 1335 transition count 2038
Performed 229 Post agglomeration using F-continuation condition.Transition count delta: 229
Deduced a syphon composed of 229 places in 2 ms
Ensure Unique test removed 2 places
Reduce places removed 231 places and 0 transitions.
Iterating global reduction 6 with 460 rules applied. Total rules applied 3364 place count 1104 transition count 1809
Discarding 4 places :
Symmetric choice reduction at 6 with 4 rule applications. Total rules 3368 place count 1100 transition count 1805
Ensure Unique test removed 1 places
Iterating global reduction 6 with 5 rules applied. Total rules applied 3373 place count 1099 transition count 1805
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 6 with 1 rules applied. Total rules applied 3374 place count 1099 transition count 1804
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 3375 place count 1098 transition count 1804
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 3375 place count 1098 transition count 1803
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 8 with 2 rules applied. Total rules applied 3377 place count 1097 transition count 1803
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 3379 place count 1095 transition count 1801
Iterating global reduction 8 with 2 rules applied. Total rules applied 3381 place count 1095 transition count 1801
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 3383 place count 1095 transition count 1799
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 3384 place count 1094 transition count 1799
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 3386 place count 1093 transition count 1804
Free-agglomeration rule applied 8 times.
Iterating global reduction 10 with 8 rules applied. Total rules applied 3394 place count 1093 transition count 1796
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 3402 place count 1085 transition count 1796
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 11 with 6 rules applied. Total rules applied 3408 place count 1085 transition count 1790
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 3414 place count 1079 transition count 1790
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 12 with 7 rules applied. Total rules applied 3421 place count 1079 transition count 1790
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 3422 place count 1078 transition count 1789
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 12 with 21 rules applied. Total rules applied 3443 place count 1064 transition count 1782
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 13 with 7 rules applied. Total rules applied 3450 place count 1057 transition count 1782
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 21 Pre rules applied. Total rules applied 3450 place count 1057 transition count 1761
Deduced a syphon composed of 21 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 14 with 43 rules applied. Total rules applied 3493 place count 1035 transition count 1761
Discarding 8 places :
Implicit places reduction removed 8 places
Iterating post reduction 14 with 8 rules applied. Total rules applied 3501 place count 1027 transition count 1761
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 15 with 1 Pre rules applied. Total rules applied 3501 place count 1027 transition count 1760
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 15 with 2 rules applied. Total rules applied 3503 place count 1026 transition count 1760
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 15 with 30 rules applied. Total rules applied 3533 place count 1011 transition count 1745
Discarding 7 places :
Symmetric choice reduction at 15 with 7 rule applications. Total rules 3540 place count 1004 transition count 1738
Iterating global reduction 15 with 7 rules applied. Total rules applied 3547 place count 1004 transition count 1738
Free-agglomeration rule applied 7 times.
Iterating global reduction 15 with 7 rules applied. Total rules applied 3554 place count 1004 transition count 1731
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 15 with 7 rules applied. Total rules applied 3561 place count 997 transition count 1731
Applied a total of 3561 rules in 634 ms. Remains 997 /2841 variables (removed 1844) and now considering 1731/3436 (removed 1705) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 634 ms. Remains : 997/2841 places, 1731/3436 transitions.
RANDOM walk for 40000 steps (458 resets) in 195 ms. (204 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (55 resets) in 68 ms. (579 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (57 resets) in 147 ms. (270 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (59 resets) in 79 ms. (500 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (62 resets) in 67 ms. (588 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 189950 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 4
Probabilistic random walk after 189950 steps, saw 42643 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
// Phase 1: matrix 1731 rows 997 cols
[2025-05-30 09:51:38] [INFO ] Computed 170 invariants in 13 ms
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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 83/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 66/153 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 5/158 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 227/385 variables, 28/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/385 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 53/438 variables, 13/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/441 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 253/694 variables, 40/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/694 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 30/724 variables, 8/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/724 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/726 variables, 2/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/726 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 154/880 variables, 28/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 41/921 variables, 8/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/921 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 1/922 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/922 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 73/995 variables, 17/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/995 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 1/996 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/996 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (OVERLAPS) 1/997 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/997 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (OVERLAPS) 1731/2728 variables, 997/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/2728 variables, 0/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (OVERLAPS) 0/2728 variables, 0/1167 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2728/2728 variables, and 1167 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1464 ms.
Refiners :[Positive P Invariants (semi-flows): 49/49 constraints, Generalized P Invariants (flows): 121/121 constraints, State Equation: 997/997 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 83/87 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/87 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 66/153 variables, 8/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/153 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 5/158 variables, 5/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/158 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 227/385 variables, 28/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/385 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 53/438 variables, 13/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 3/441 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/441 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 253/694 variables, 40/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/694 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 30/724 variables, 8/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/724 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 2/726 variables, 2/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/726 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 154/880 variables, 28/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 41/921 variables, 8/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/921 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 1/922 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/922 variables, 0/151 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 73/995 variables, 17/168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:41] [INFO ] Deduced a trap composed of 51 places in 259 ms of which 34 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/995 variables, 1/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/995 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 1/996 variables, 1/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/996 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (OVERLAPS) 1/997 variables, 1/171 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/997 variables, 0/171 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (OVERLAPS) 1731/2728 variables, 997/1168 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/2728 variables, 4/1172 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 09:51:47] [INFO ] Deduced a trap composed of 51 places in 212 ms of which 35 ms to minimize.
At refinement iteration 34 (INCLUDED_ONLY) 0/2728 variables, 1/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/2728 variables, 0/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 36 (OVERLAPS) 0/2728 variables, 0/1173 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2728/2728 variables, and 1173 constraints, problems are : Problem set: 0 solved, 4 unsolved in 8741 ms.
Refiners :[Positive P Invariants (semi-flows): 49/49 constraints, Generalized P Invariants (flows): 121/121 constraints, State Equation: 997/997 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10228ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1030 ms.
Support contains 4 out of 997 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 997/997 places, 1731/1731 transitions.
Applied a total of 0 rules in 34 ms. Remains 997 /997 variables (removed 0) and now considering 1731/1731 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 997/997 places, 1731/1731 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 997/997 places, 1731/1731 transitions.
Applied a total of 0 rules in 34 ms. Remains 997 /997 variables (removed 0) and now considering 1731/1731 (removed 0) transitions.
[2025-05-30 09:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:51:50] [INFO ] Implicit Places using invariants in 681 ms returned [1, 18, 19, 31, 49, 67, 136, 140, 149, 150, 152, 169, 187, 256, 260, 261, 272, 273, 275, 292, 310, 379, 383, 384, 395, 396, 398, 416, 434, 483, 506, 510, 511, 522, 523, 525, 542, 560, 630, 634, 635, 646, 647, 649, 666, 684, 753, 757, 758, 769, 770, 772, 789, 807, 876, 880, 881, 884, 895, 896, 897, 915, 936, 937, 938, 939]
[2025-05-30 09:51:50] [INFO ] Actually due to overlaps returned [915, 897, 49, 169, 292, 416, 542, 666, 789, 31, 152, 275, 398, 525, 649, 772, 149, 272, 395, 522, 646, 769, 895, 936, 150, 273, 396, 523, 647, 770, 896, 937, 1, 18, 260, 261, 383, 384, 510, 511, 634, 635, 757, 758, 880, 881, 67, 187, 310, 434, 560, 684, 807, 938, 19, 884, 939]
Discarding 57 places :
Implicit Place search using SMT only with invariants took 683 ms to find 57 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 940/997 places, 1731/1731 transitions.
Discarding 8 places :
Implicit places reduction removed 8 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 124 transitions
Trivial Post-agglo rules discarded 124 transitions
Performed 124 trivial Post agglomeration. Transition count delta: 124
Iterating post reduction 0 with 132 rules applied. Total rules applied 132 place count 932 transition count 1607
Reduce places removed 124 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 132 rules applied. Total rules applied 264 place count 808 transition count 1599
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 265 place count 807 transition count 1599
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 35 Pre rules applied. Total rules applied 265 place count 807 transition count 1564
Deduced a syphon composed of 35 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 71 rules applied. Total rules applied 336 place count 771 transition count 1564
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 12 rules applied. Total rules applied 348 place count 767 transition count 1556
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 356 place count 759 transition count 1556
Discarding 3 places :
Symmetric choice reduction at 5 with 3 rule applications. Total rules 359 place count 756 transition count 1553
Iterating global reduction 5 with 3 rules applied. Total rules applied 362 place count 756 transition count 1553
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 365 place count 756 transition count 1550
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 3 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 6 with 96 rules applied. Total rules applied 461 place count 708 transition count 1502
Discarding 7 places :
Symmetric choice reduction at 6 with 7 rule applications. Total rules 468 place count 701 transition count 1495
Iterating global reduction 6 with 7 rules applied. Total rules applied 475 place count 701 transition count 1495
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 482 place count 701 transition count 1488
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 486 place count 699 transition count 1489
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 7 with 14 rules applied. Total rules applied 500 place count 699 transition count 1475
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 7 with 15 rules applied. Total rules applied 515 place count 684 transition count 1475
Partial Free-agglomeration rule applied 21 times.
Drop transitions (Partial Free agglomeration) removed 21 transitions
Iterating global reduction 8 with 21 rules applied. Total rules applied 536 place count 684 transition count 1475
Applied a total of 536 rules in 170 ms. Remains 684 /940 variables (removed 256) and now considering 1475/1731 (removed 256) transitions.
// Phase 1: matrix 1475 rows 684 cols
[2025-05-30 09:51:50] [INFO ] Computed 99 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:51:51] [INFO ] Implicit Places using invariants in 519 ms returned [74, 90, 96, 99, 101, 102, 105, 106, 159, 175, 181, 184, 186, 191, 192, 245, 261, 267, 270, 272, 277, 278, 332, 356, 359, 361, 366, 367, 421, 437, 443, 446, 448, 453, 454, 507, 523, 529, 532, 534, 539, 540, 593, 609, 615, 618, 620]
[2025-05-30 09:51:51] [INFO ] Actually due to overlaps returned [105, 191, 277, 366, 453, 539, 106, 192, 278, 367, 454, 540, 90, 96, 101, 175, 181, 186, 261, 267, 272, 356, 361, 437, 443, 448, 523, 529, 534, 609, 615, 620, 74, 102, 159, 245, 332, 421, 507, 593]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 521 ms to find 40 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 644/997 places, 1475/1731 transitions.
Discarding 26 places :
Symmetric choice reduction at 0 with 26 rule applications. Total rules 26 place count 618 transition count 1449
Iterating global reduction 0 with 26 rules applied. Total rules applied 52 place count 618 transition count 1449
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 58 place count 612 transition count 1443
Iterating global reduction 0 with 6 rules applied. Total rules applied 64 place count 612 transition count 1443
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 2 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 92 place count 598 transition count 1429
Free-agglomeration rule applied 20 times.
Iterating global reduction 0 with 20 rules applied. Total rules applied 112 place count 598 transition count 1409
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 0 with 20 rules applied. Total rules applied 132 place count 578 transition count 1409
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 139 place count 578 transition count 1402
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 146 place count 571 transition count 1402
Applied a total of 146 rules in 112 ms. Remains 571 /644 variables (removed 73) and now considering 1402/1475 (removed 73) transitions.
// Phase 1: matrix 1402 rows 571 cols
[2025-05-30 09:51:51] [INFO ] Computed 59 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:51:51] [INFO ] Implicit Places using invariants in 392 ms returned []
[2025-05-30 09:51:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:51:53] [INFO ] Implicit Places using invariants and state equation in 1117 ms returned []
Implicit Place search using SMT with State Equation took 1512 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 571/997 places, 1402/1731 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3034 ms. Remains : 571/997 places, 1402/1731 transitions.
RANDOM walk for 40000 steps (666 resets) in 219 ms. (181 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (123 resets) in 63 ms. (625 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (118 resets) in 47 ms. (833 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (129 resets) in 48 ms. (816 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (125 resets) in 53 ms. (740 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 286347 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :1 out of 4
Probabilistic random walk after 286347 steps, saw 66702 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :1
[2025-05-30 09:51:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 630 constraints, problems are : Problem set: 0 solved, 3 unsolved in 847 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 3/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 633 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4386 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5242ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 300 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 571/571 places, 1402/1402 transitions.
RANDOM walk for 40000 steps (654 resets) in 153 ms. (259 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (120 resets) in 137 ms. (289 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (126 resets) in 47 ms. (833 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (133 resets) in 51 ms. (769 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 286112 steps, run timeout after 3001 ms. (steps per millisecond=95 ) properties seen :0 out of 3
Probabilistic random walk after 286112 steps, saw 66663 distinct states, run finished after 3001 ms. (steps per millisecond=95 ) properties seen :0
[2025-05-30 09:52:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 0/1973 variables, 0/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 630 constraints, problems are : Problem set: 0 solved, 3 unsolved in 839 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 35/39 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/39 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 153/192 variables, 9/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 20/212 variables, 6/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/212 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 3/215 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/215 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 13/228 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/228 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 33/261 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/261 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 260/521 variables, 30/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/521 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 20/541 variables, 3/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/541 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 30/571 variables, 5/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/571 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (OVERLAPS) 1402/1973 variables, 571/630 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1973 variables, 3/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 0/1973 variables, 0/633 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 633 constraints, problems are : Problem set: 0 solved, 3 unsolved in 4358 ms.
Refiners :[Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5204ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 428 ms.
Support contains 4 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 571/571 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 19 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:52:11] [INFO ] Implicit Places using invariants in 395 ms returned []
[2025-05-30 09:52:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:52:12] [INFO ] Implicit Places using invariants and state equation in 1151 ms returned []
Implicit Place search using SMT with State Equation took 1548 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 09:52:12] [INFO ] Redundant transitions in 29 ms returned []
Running 1365 sub problems to find dead transitions.
[2025-05-30 09:52:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 44/57 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/1973 variables, and 57 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 13/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 1365/1365 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1365 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 44/57 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/1973 variables, and 57 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 13/15 constraints, Generalized P Invariants (flows): 44/44 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 0/1365 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60405ms problems are : Problem set: 0 solved, 1365 unsolved
Search for dead transitions found 0 dead transitions in 60407ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62011 ms. Remains : 571/571 places, 1402/1402 transitions.
Knowledge obtained : [(AND p0 (NOT p1) (NOT p2)), (X (NOT p2)), (X p0), (X (NOT (AND (NOT p2) (NOT p0)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1), (F p2)]
Knowledge based reduction with 9 factoid took 199 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 179 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Stuttering acceptance computed with spot in 180 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
// Phase 1: matrix 3436 rows 2841 cols
[2025-05-30 09:53:13] [INFO ] Computed 305 invariants in 34 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-05-30 09:53:15] [INFO ] [Real]Absence check using 74 positive place invariants in 343 ms returned sat
[2025-05-30 09:53:26] [INFO ] [Real]Absence check using 74 positive and 231 generalized place invariants in 10148 ms returned sat
[2025-05-30 09:53:28] [INFO ] [Real]Absence check using state equation in 2190 ms returned unknown
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 212 ms :[(OR (NOT p2) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p1)), (NOT p2)]
Product exploration explored 100000 steps with 157 reset in 350 ms.
Product exploration explored 100000 steps with 139 reset in 374 ms.
Built C files in :
/tmp/ltsmin11773154603010156754
[2025-05-30 09:53:29] [INFO ] Built C files in 59ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11773154603010156754
Running compilation step : cd /tmp/ltsmin11773154603010156754;'/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/ltsmin11773154603010156754;'/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/ltsmin11773154603010156754;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 2841 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2841/2841 places, 3436/3436 transitions.
Applied a total of 0 rules in 215 ms. Remains 2841 /2841 variables (removed 0) and now considering 3436/3436 (removed 0) transitions.
[2025-05-30 09:53:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:53:34] [INFO ] Implicit Places using invariants in 1719 ms returned []
[2025-05-30 09:53:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:53:43] [INFO ] Implicit Places using invariants and state equation in 8940 ms returned []
Implicit Place search using SMT with State Equation took 10663 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:53:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s287 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1)
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(s2666 7)timeout

(s2667 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30055 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61221ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61227ms
Finished structural reductions in LTL mode , in 1 iterations and 72116 ms. Remains : 2841/2841 places, 3436/3436 transitions.
Built C files in :
/tmp/ltsmin2943200057555670894
[2025-05-30 09:54:44] [INFO ] Built C files in 33ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2943200057555670894
Running compilation step : cd /tmp/ltsmin2943200057555670894;'/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/ltsmin2943200057555670894;'/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/ltsmin2943200057555670894;'/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)
[2025-05-30 09:54:47] [INFO ] Flatten gal took : 104 ms
[2025-05-30 09:54:48] [INFO ] Flatten gal took : 101 ms
[2025-05-30 09:54:48] [INFO ] Time to serialize gal into /tmp/LTL10789062975063043829.gal : 27 ms
[2025-05-30 09:54:48] [INFO ] Time to serialize properties into /tmp/LTL8318984536520247138.prop : 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/LTL10789062975063043829.gal' '-t' 'CGAL' '-hoa' '/tmp/aut6617140284790674409.hoa' '-atoms' '/tmp/LTL8318984536520247138.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/LTL8318984536520247138.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut6617140284790674409.hoa
Detected timeout of ITS tools.
[2025-05-30 09:55:03] [INFO ] Flatten gal took : 92 ms
[2025-05-30 09:55:03] [INFO ] Flatten gal took : 96 ms
[2025-05-30 09:55:03] [INFO ] Time to serialize gal into /tmp/LTL9162457208984145662.gal : 20 ms
[2025-05-30 09:55:03] [INFO ] Time to serialize properties into /tmp/LTL11352160496736606032.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/LTL9162457208984145662.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11352160496736606032.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(("(p117==0)")||(X("(p1500==1)"))))&&(X("((p1288==1)&&(p1747==1))")))))
Formula 0 simplified : G(F(!"(p117==0)" & X!"(p1500==1)") | X!"((p1288==1)&&(p1747==1))")
Detected timeout of ITS tools.
[2025-05-30 09:55:18] [INFO ] Flatten gal took : 90 ms
[2025-05-30 09:55:18] [INFO ] Applying decomposition
[2025-05-30 09:55:18] [INFO ] Flatten gal took : 90 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/graph4295404371447645837.txt' '-o' '/tmp/graph4295404371447645837.bin' '-w' '/tmp/graph4295404371447645837.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4295404371447645837.bin' '-l' '-1' '-v' '-w' '/tmp/graph4295404371447645837.weights' '-q' '0' '-e' '0.001'
[2025-05-30 09:55:19] [INFO ] Decomposing Gal with order
[2025-05-30 09:55:19] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 09:55:19] [INFO ] Removed a total of 2525 redundant transitions.
[2025-05-30 09:55:19] [INFO ] Flatten gal took : 232 ms
[2025-05-30 09:55:19] [INFO ] Fuse similar labels procedure discarded/fused a total of 4 labels/synchronizations in 44 ms.
[2025-05-30 09:55:19] [INFO ] Time to serialize gal into /tmp/LTL17365140556181038375.gal : 56 ms
[2025-05-30 09:55:19] [INFO ] Time to serialize properties into /tmp/LTL4751098124959954673.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/LTL17365140556181038375.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL4751098124959954673.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(("(i1.u40.p117==0)")||(X("(i22.u521.p1500==1)"))))&&(X("((i19.u451.p1288==1)&&(i19.u607.p1747==1))")))))
Formula 0 simplified : G(F(!"(i1.u40.p117==0)" & X!"(i22.u521.p1500==1)") | X!"((i19.u451.p1288==1)&&(i19.u607.p1747==1))")
Detected timeout of ITS tools.
Treatment of property ASLink-PT-07b-LTLFireability-10 finished in 522462 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)||G((p1&&F(p2)&&F(p3))))))'
Support contains 4 out of 2874 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 2869 transition count 3581
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 2869 transition count 3581
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 13 place count 2866 transition count 3573
Iterating global reduction 0 with 3 rules applied. Total rules applied 16 place count 2866 transition count 3573
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 2864 transition count 3564
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 2864 transition count 3564
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 21 place count 2863 transition count 3563
Iterating global reduction 0 with 1 rules applied. Total rules applied 22 place count 2863 transition count 3563
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 23 place count 2862 transition count 3555
Iterating global reduction 0 with 1 rules applied. Total rules applied 24 place count 2862 transition count 3555
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 2861 transition count 3547
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 2861 transition count 3547
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 2860 transition count 3546
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 2860 transition count 3546
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 2859 transition count 3538
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 2859 transition count 3538
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 31 place count 2858 transition count 3530
Iterating global reduction 0 with 1 rules applied. Total rules applied 32 place count 2858 transition count 3530
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 33 place count 2857 transition count 3529
Iterating global reduction 0 with 1 rules applied. Total rules applied 34 place count 2857 transition count 3529
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 35 place count 2856 transition count 3521
Iterating global reduction 0 with 1 rules applied. Total rules applied 36 place count 2856 transition count 3521
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 37 place count 2855 transition count 3513
Iterating global reduction 0 with 1 rules applied. Total rules applied 38 place count 2855 transition count 3513
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 39 place count 2854 transition count 3512
Iterating global reduction 0 with 1 rules applied. Total rules applied 40 place count 2854 transition count 3512
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 41 place count 2853 transition count 3504
Iterating global reduction 0 with 1 rules applied. Total rules applied 42 place count 2853 transition count 3504
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 43 place count 2852 transition count 3496
Iterating global reduction 0 with 1 rules applied. Total rules applied 44 place count 2852 transition count 3496
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 45 place count 2851 transition count 3495
Iterating global reduction 0 with 1 rules applied. Total rules applied 46 place count 2851 transition count 3495
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 47 place count 2850 transition count 3487
Iterating global reduction 0 with 1 rules applied. Total rules applied 48 place count 2850 transition count 3487
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 49 place count 2849 transition count 3479
Iterating global reduction 0 with 1 rules applied. Total rules applied 50 place count 2849 transition count 3479
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 51 place count 2848 transition count 3478
Iterating global reduction 0 with 1 rules applied. Total rules applied 52 place count 2848 transition count 3478
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 53 place count 2847 transition count 3470
Iterating global reduction 0 with 1 rules applied. Total rules applied 54 place count 2847 transition count 3470
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 55 place count 2846 transition count 3462
Iterating global reduction 0 with 1 rules applied. Total rules applied 56 place count 2846 transition count 3462
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 57 place count 2845 transition count 3461
Iterating global reduction 0 with 1 rules applied. Total rules applied 58 place count 2845 transition count 3461
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 59 place count 2844 transition count 3453
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 2844 transition count 3453
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 61 place count 2843 transition count 3445
Iterating global reduction 0 with 1 rules applied. Total rules applied 62 place count 2843 transition count 3445
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 63 place count 2842 transition count 3444
Iterating global reduction 0 with 1 rules applied. Total rules applied 64 place count 2842 transition count 3444
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 65 place count 2841 transition count 3436
Iterating global reduction 0 with 1 rules applied. Total rules applied 66 place count 2841 transition count 3436
Applied a total of 66 rules in 6124 ms. Remains 2841 /2874 variables (removed 33) and now considering 3436/3599 (removed 163) transitions.
[2025-05-30 09:55:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:55:42] [INFO ] Implicit Places using invariants in 1681 ms returned []
[2025-05-30 09:55:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:55:51] [INFO ] Implicit Places using invariants and state equation in 8731 ms returned []
Implicit Place search using SMT with State Equation took 10414 ms to find 0 implicit places.
Running 3435 sub problems to find dead transitions.
[2025-05-30 09:55:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30049 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 3435/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3435 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2840 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 3435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2840/6277 variables, and 181 constraints, problems are : Problem set: 0 solved, 3435 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 0/74 constraints, Generalized P Invariants (flows): 181/231 constraints, State Equation: 0/2841 constraints, PredecessorRefiner: 0/3435 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61252ms problems are : Problem set: 0 solved, 3435 unsolved
Search for dead transitions found 0 dead transitions in 61258ms
Starting structural reductions in LTL mode, iteration 1 : 2841/2874 places, 3436/3599 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 77807 ms. Remains : 2841/2874 places, 3436/3599 transitions.
Stuttering acceptance computed with spot in 272 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), true, (NOT p0), (NOT p2), (NOT p3), (OR (NOT p2) (NOT p3) (NOT p1))]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-13
Stuttering criterion allowed to conclude after 350 steps with 0 reset in 1 ms.
FORMULA ASLink-PT-07b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ASLink-PT-07b-LTLFireability-13 finished in 78122 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 2874 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2874/2874 places, 3599/3599 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 528 transitions
Trivial Post-agglo rules discarded 528 transitions
Performed 528 trivial Post agglomeration. Transition count delta: 528
Iterating post reduction 0 with 528 rules applied. Total rules applied 528 place count 2873 transition count 3070
Reduce places removed 528 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 531 rules applied. Total rules applied 1059 place count 2345 transition count 3067
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 1061 place count 2343 transition count 3067
Performed 778 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 778 Pre rules applied. Total rules applied 1061 place count 2343 transition count 2289
Deduced a syphon composed of 778 places in 5 ms
Ensure Unique test removed 74 places
Reduce places removed 852 places and 0 transitions.
Iterating global reduction 3 with 1630 rules applied. Total rules applied 2691 place count 1491 transition count 2289
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 46 transitions
Trivial Post-agglo rules discarded 46 transitions
Performed 46 trivial Post agglomeration. Transition count delta: 46
Iterating post reduction 3 with 53 rules applied. Total rules applied 2744 place count 1484 transition count 2243
Reduce places removed 46 places and 0 transitions.
Iterating post reduction 4 with 46 rules applied. Total rules applied 2790 place count 1438 transition count 2243
Performed 29 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 29 Pre rules applied. Total rules applied 2790 place count 1438 transition count 2214
Deduced a syphon composed of 29 places in 5 ms
Ensure Unique test removed 29 places
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 5 with 87 rules applied. Total rules applied 2877 place count 1380 transition count 2214
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 28 Pre rules applied. Total rules applied 2877 place count 1380 transition count 2186
Deduced a syphon composed of 28 places in 4 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 5 with 56 rules applied. Total rules applied 2933 place count 1352 transition count 2186
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 2938 place count 1347 transition count 2168
Iterating global reduction 5 with 5 rules applied. Total rules applied 2943 place count 1347 transition count 2168
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 2943 place count 1347 transition count 2166
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 2947 place count 1345 transition count 2166
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 2949 place count 1343 transition count 2152
Iterating global reduction 5 with 2 rules applied. Total rules applied 2951 place count 1343 transition count 2152
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2952 place count 1342 transition count 2144
Iterating global reduction 5 with 1 rules applied. Total rules applied 2953 place count 1342 transition count 2144
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2954 place count 1341 transition count 2136
Iterating global reduction 5 with 1 rules applied. Total rules applied 2955 place count 1341 transition count 2136
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2956 place count 1340 transition count 2128
Iterating global reduction 5 with 1 rules applied. Total rules applied 2957 place count 1340 transition count 2128
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2958 place count 1339 transition count 2120
Iterating global reduction 5 with 1 rules applied. Total rules applied 2959 place count 1339 transition count 2120
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2960 place count 1338 transition count 2112
Iterating global reduction 5 with 1 rules applied. Total rules applied 2961 place count 1338 transition count 2112
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2962 place count 1337 transition count 2104
Iterating global reduction 5 with 1 rules applied. Total rules applied 2963 place count 1337 transition count 2104
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2964 place count 1336 transition count 2096
Iterating global reduction 5 with 1 rules applied. Total rules applied 2965 place count 1336 transition count 2096
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2966 place count 1335 transition count 2088
Iterating global reduction 5 with 1 rules applied. Total rules applied 2967 place count 1335 transition count 2088
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2968 place count 1334 transition count 2080
Iterating global reduction 5 with 1 rules applied. Total rules applied 2969 place count 1334 transition count 2080
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2970 place count 1333 transition count 2072
Iterating global reduction 5 with 1 rules applied. Total rules applied 2971 place count 1333 transition count 2072
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2972 place count 1332 transition count 2064
Iterating global reduction 5 with 1 rules applied. Total rules applied 2973 place count 1332 transition count 2064
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2974 place count 1331 transition count 2056
Iterating global reduction 5 with 1 rules applied. Total rules applied 2975 place count 1331 transition count 2056
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2976 place count 1330 transition count 2048
Iterating global reduction 5 with 1 rules applied. Total rules applied 2977 place count 1330 transition count 2048
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2978 place count 1329 transition count 2040
Iterating global reduction 5 with 1 rules applied. Total rules applied 2979 place count 1329 transition count 2040
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 2980 place count 1328 transition count 2032
Iterating global reduction 5 with 1 rules applied. Total rules applied 2981 place count 1328 transition count 2032
Performed 224 Post agglomeration using F-continuation condition.Transition count delta: 224
Deduced a syphon composed of 224 places in 3 ms
Ensure Unique test removed 2 places
Reduce places removed 226 places and 0 transitions.
Iterating global reduction 5 with 450 rules applied. Total rules applied 3431 place count 1102 transition count 1808
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 3435 place count 1098 transition count 1804
Ensure Unique test removed 1 places
Iterating global reduction 5 with 5 rules applied. Total rules applied 3440 place count 1097 transition count 1804
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 1 rules applied. Total rules applied 3441 place count 1097 transition count 1803
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 3442 place count 1096 transition count 1803
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 1 Pre rules applied. Total rules applied 3442 place count 1096 transition count 1802
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 7 with 2 rules applied. Total rules applied 3444 place count 1095 transition count 1802
Discarding 2 places :
Symmetric choice reduction at 7 with 2 rule applications. Total rules 3446 place count 1093 transition count 1800
Iterating global reduction 7 with 2 rules applied. Total rules applied 3448 place count 1093 transition count 1800
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 7 with 2 rules applied. Total rules applied 3450 place count 1093 transition count 1798
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 3451 place count 1092 transition count 1798
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 3453 place count 1091 transition count 1803
Reduce places removed 2 places and 2 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 3455 place count 1089 transition count 1801
Reduce places removed 14 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 9 with 21 rules applied. Total rules applied 3476 place count 1075 transition count 1794
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 10 with 7 rules applied. Total rules applied 3483 place count 1068 transition count 1794
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 11 with 21 Pre rules applied. Total rules applied 3483 place count 1068 transition count 1773
Deduced a syphon composed of 21 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 11 with 43 rules applied. Total rules applied 3526 place count 1046 transition count 1773
Discarding 15 places :
Implicit places reduction removed 15 places
Iterating post reduction 11 with 15 rules applied. Total rules applied 3541 place count 1031 transition count 1773
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 12 with 1 Pre rules applied. Total rules applied 3541 place count 1031 transition count 1772
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 12 with 2 rules applied. Total rules applied 3543 place count 1030 transition count 1772
Performed 22 Post agglomeration using F-continuation condition.Transition count delta: 22
Deduced a syphon composed of 22 places in 2 ms
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 12 with 44 rules applied. Total rules applied 3587 place count 1008 transition count 1750
Discarding 14 places :
Symmetric choice reduction at 12 with 14 rule applications. Total rules 3601 place count 994 transition count 1736
Iterating global reduction 12 with 14 rules applied. Total rules applied 3615 place count 994 transition count 1736
Discarding 6 places :
Symmetric choice reduction at 12 with 6 rule applications. Total rules 3621 place count 988 transition count 1730
Iterating global reduction 12 with 6 rules applied. Total rules applied 3627 place count 988 transition count 1730
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 3633 place count 988 transition count 1724
Applied a total of 3633 rules in 1335 ms. Remains 988 /2874 variables (removed 1886) and now considering 1724/3599 (removed 1875) transitions.
// Phase 1: matrix 1724 rows 988 cols
[2025-05-30 09:56:54] [INFO ] Computed 162 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:56:55] [INFO ] Implicit Places using invariants in 700 ms returned [1, 18, 19, 31, 48, 66, 86, 137, 147, 148, 150, 167, 185, 205, 256, 257, 269, 270, 272, 289, 307, 327, 378, 379, 391, 392, 394, 411, 429, 449, 500, 501, 513, 514, 517, 573, 626, 627, 639, 640, 642, 659, 677, 697, 748, 749, 761, 762, 764, 781, 799, 819, 870, 871, 874, 885, 886, 887, 905, 926, 927, 928, 929]
Discarding 63 places :
Implicit Place search using SMT only with invariants took 702 ms to find 63 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 925/2874 places, 1724/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 113 transitions
Trivial Post-agglo rules discarded 113 transitions
Performed 113 trivial Post agglomeration. Transition count delta: 113
Iterating post reduction 0 with 113 rules applied. Total rules applied 113 place count 925 transition count 1611
Reduce places removed 113 places and 0 transitions.
Iterating post reduction 1 with 113 rules applied. Total rules applied 226 place count 812 transition count 1611
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 226 place count 812 transition count 1576
Deduced a syphon composed of 35 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 71 rules applied. Total rules applied 297 place count 776 transition count 1576
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 2 with 12 rules applied. Total rules applied 309 place count 772 transition count 1568
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 317 place count 764 transition count 1568
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 320 place count 761 transition count 1565
Iterating global reduction 4 with 3 rules applied. Total rules applied 323 place count 761 transition count 1565
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 326 place count 761 transition count 1562
Performed 52 Post agglomeration using F-continuation condition.Transition count delta: 52
Deduced a syphon composed of 52 places in 2 ms
Reduce places removed 52 places and 0 transitions.
Iterating global reduction 5 with 104 rules applied. Total rules applied 430 place count 709 transition count 1510
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 434 place count 707 transition count 1511
Applied a total of 434 rules in 103 ms. Remains 707 /925 variables (removed 218) and now considering 1511/1724 (removed 213) transitions.
// Phase 1: matrix 1511 rows 707 cols
[2025-05-30 09:56:55] [INFO ] Computed 94 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:56:55] [INFO ] Implicit Places using invariants in 466 ms returned [88, 94, 99, 174, 180, 185, 262, 268, 273, 350, 356, 361, 447, 455, 461, 540, 546, 551, 628, 634, 639, 704]
Discarding 22 places :
Implicit Place search using SMT only with invariants took 468 ms to find 22 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 685/2874 places, 1511/3599 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 685 transition count 1510
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 684 transition count 1510
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 16 place count 670 transition count 1496
Iterating global reduction 2 with 14 rules applied. Total rules applied 30 place count 670 transition count 1496
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 44 place count 656 transition count 1482
Iterating global reduction 2 with 14 rules applied. Total rules applied 58 place count 656 transition count 1482
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 66 place count 648 transition count 1474
Iterating global reduction 2 with 8 rules applied. Total rules applied 74 place count 648 transition count 1474
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 647 transition count 1473
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 647 transition count 1473
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 77 place count 646 transition count 1472
Iterating global reduction 2 with 1 rules applied. Total rules applied 78 place count 646 transition count 1472
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 1 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 92 place count 639 transition count 1465
Applied a total of 92 rules in 128 ms. Remains 639 /685 variables (removed 46) and now considering 1465/1511 (removed 46) transitions.
// Phase 1: matrix 1465 rows 639 cols
[2025-05-30 09:56:55] [INFO ] Computed 72 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:56:56] [INFO ] Implicit Places using invariants in 411 ms returned []
[2025-05-30 09:56:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:56:57] [INFO ] Implicit Places using invariants and state equation in 1294 ms returned []
Implicit Place search using SMT with State Equation took 1706 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 639/2874 places, 1465/3599 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 4443 ms. Remains : 639/2874 places, 1465/3599 transitions.
Stuttering acceptance computed with spot in 59 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ASLink-PT-07b-LTLFireability-15
Product exploration explored 100000 steps with 1202 reset in 312 ms.
Product exploration explored 100000 steps with 1163 reset in 352 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 70 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 52 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (460 resets) in 310 ms. (128 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (76 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 244451 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 1
Probabilistic random walk after 244451 steps, saw 80480 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2025-05-30 09:57:01] [INFO ] Invariant cache hit.
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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/101 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 280/381 variables, 28/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/414 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/414 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 186/600 variables, 23/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/600 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/626 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/626 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/639 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/639 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1465/2104 variables, 639/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2104 variables, 0/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/2104 variables, 0/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2104/2104 variables, and 711 constraints, problems are : Problem set: 0 solved, 1 unsolved in 628 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 639/639 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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/101 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 280/381 variables, 28/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/414 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/414 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 186/600 variables, 23/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/600 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/626 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/626 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/639 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/639 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1465/2104 variables, 639/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2104 variables, 1/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2104 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2104 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2104/2104 variables, and 712 constraints, problems are : Problem set: 0 solved, 1 unsolved in 740 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 639/639 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1375ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 2 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 1465/1465 transitions.
Free-agglomeration rule applied 35 times.
Iterating global reduction 0 with 35 rules applied. Total rules applied 35 place count 639 transition count 1430
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 77 place count 604 transition count 1423
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 1 with 21 rules applied. Total rules applied 98 place count 604 transition count 1402
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 119 place count 583 transition count 1402
Applied a total of 119 rules in 73 ms. Remains 583 /639 variables (removed 56) and now considering 1402/1465 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 583/639 places, 1402/1465 transitions.
RANDOM walk for 40000 steps (720 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (113 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 279952 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :0 out of 1
Probabilistic random walk after 279952 steps, saw 78038 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
// Phase 1: matrix 1402 rows 583 cols
[2025-05-30 09:57:06] [INFO ] Computed 72 invariants in 15 ms
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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/72 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/81 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 237/318 variables, 26/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 30/348 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 177/525 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 22/547 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/547 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 36/583 variables, 5/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/583 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1402/1985 variables, 583/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1985 variables, 0/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1985 variables, 0/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1985/1985 variables, and 655 constraints, problems are : Problem set: 0 solved, 1 unsolved in 418 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 583/583 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/72 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/81 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 237/318 variables, 26/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 30/348 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 177/525 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 22/547 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/547 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 36/583 variables, 5/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/583 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1402/1985 variables, 583/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1985 variables, 1/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1985 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1985 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1985/1985 variables, and 656 constraints, problems are : Problem set: 0 solved, 1 unsolved in 695 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 583/583 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1140ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 47 ms.
Support contains 2 out of 583 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 583/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 22 ms. Remains 583 /583 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 583/583 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 583/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 23 ms. Remains 583 /583 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:57:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:57:07] [INFO ] Implicit Places using invariants in 433 ms returned [88, 89, 159, 160, 230, 231, 301, 302, 382, 383, 453, 454]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 437 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 571/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 22 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 483 ms. Remains : 571/583 places, 1402/1402 transitions.
RANDOM walk for 40000 steps (680 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (114 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 288721 steps, run timeout after 3001 ms. (steps per millisecond=96 ) properties seen :0 out of 1
Probabilistic random walk after 288721 steps, saw 80590 distinct states, run finished after 3001 ms. (steps per millisecond=96 ) properties seen :0
// Phase 1: matrix 1402 rows 571 cols
[2025-05-30 09:57:10] [INFO ] Computed 60 invariants in 10 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 19/105 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/108 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/121 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 33/154 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 251/405 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 20/425 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/425 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 131/556 variables, 15/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/556 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/560 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/560 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/571 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/571 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1402/1973 variables, 571/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1973 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1973 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 631 constraints, problems are : Problem set: 0 solved, 1 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 19/105 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/108 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/121 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 33/154 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 251/405 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 20/425 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/425 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 131/556 variables, 15/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/556 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/560 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/560 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/571 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/571 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1402/1973 variables, 571/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1973 variables, 1/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1973 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1973 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 632 constraints, problems are : Problem set: 0 solved, 1 unsolved in 669 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1131ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 2 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 22 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 571/571 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 22 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:57:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:57:12] [INFO ] Implicit Places using invariants in 399 ms returned []
[2025-05-30 09:57:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:57:13] [INFO ] Implicit Places using invariants and state equation in 1299 ms returned []
Implicit Place search using SMT with State Equation took 1700 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 09:57:13] [INFO ] Redundant transitions in 23 ms returned []
Running 1364 sub problems to find dead transitions.
[2025-05-30 09:57:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/569 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 569/1973 variables, and 55 constraints, problems are : Problem set: 0 solved, 1364 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/46 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 1364/1364 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1364 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/569 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 569/1973 variables, and 55 constraints, problems are : Problem set: 0 solved, 1364 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/46 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 0/1364 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60435ms problems are : Problem set: 0 solved, 1364 unsolved
Search for dead transitions found 0 dead transitions in 60438ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62196 ms. Remains : 571/571 places, 1402/1402 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Running SMT prover for 1 properties.
[2025-05-30 09:58:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 09:58:14] [INFO ] After 82ms 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
[2025-05-30 09:58:14] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2025-05-30 09:58:14] [INFO ] [Nat]Absence check using 14 positive and 46 generalized place invariants in 20 ms returned sat
[2025-05-30 09:58:14] [INFO ] After 338ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-05-30 09:58:14] [INFO ] After 470ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-05-30 09:58:14] [INFO ] After 610ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 729 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 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 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Support contains 2 out of 639 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 639/639 places, 1465/1465 transitions.
Applied a total of 0 rules in 27 ms. Remains 639 /639 variables (removed 0) and now considering 1465/1465 (removed 0) transitions.
// Phase 1: matrix 1465 rows 639 cols
[2025-05-30 09:58:15] [INFO ] Computed 72 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:58:15] [INFO ] Implicit Places using invariants in 438 ms returned []
[2025-05-30 09:58:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:58:17] [INFO ] Implicit Places using invariants and state equation in 1309 ms returned []
Implicit Place search using SMT with State Equation took 1749 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 09:58:17] [INFO ] Redundant transitions in 24 ms returned []
Running 1413 sub problems to find dead transitions.
[2025-05-30 09:58:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 630/2104 variables, and 45 constraints, problems are : Problem set: 0 solved, 1413 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 8/14 constraints, Generalized P Invariants (flows): 37/58 constraints, State Equation: 0/639 constraints, PredecessorRefiner: 1413/1413 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1413 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/630 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 3 (OVERLAPS) 3/633 variables, 6/51 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/633 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 633/2104 variables, and 52 constraints, problems are : Problem set: 0 solved, 1413 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 38/58 constraints, State Equation: 0/639 constraints, PredecessorRefiner: 0/1413 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60391ms problems are : Problem set: 0 solved, 1413 unsolved
Search for dead transitions found 0 dead transitions in 60394ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62201 ms. Remains : 639/639 places, 1465/1465 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 70 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 62 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (485 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (73 resets) in 62 ms. (634 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 251634 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :0 out of 1
Probabilistic random walk after 251634 steps, saw 82938 distinct states, run finished after 3001 ms. (steps per millisecond=83 ) properties seen :0
[2025-05-30 09:59:20] [INFO ] Invariant cache hit.
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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/101 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 280/381 variables, 28/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/414 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/414 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 186/600 variables, 23/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/600 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/626 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/626 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/639 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/639 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1465/2104 variables, 639/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2104 variables, 0/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/2104 variables, 0/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2104/2104 variables, and 711 constraints, problems are : Problem set: 0 solved, 1 unsolved in 599 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 639/639 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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/101 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/101 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 280/381 variables, 28/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/381 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 33/414 variables, 5/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/414 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 186/600 variables, 23/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/600 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 26/626 variables, 4/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/626 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 13/639 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/639 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1465/2104 variables, 639/711 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2104 variables, 1/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2104 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/2104 variables, 0/712 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2104/2104 variables, and 712 constraints, problems are : Problem set: 0 solved, 1 unsolved in 713 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 639/639 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1321ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 27 ms.
Support contains 2 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 1465/1465 transitions.
Free-agglomeration rule applied 35 times.
Iterating global reduction 0 with 35 rules applied. Total rules applied 35 place count 639 transition count 1430
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 77 place count 604 transition count 1423
Free-agglomeration rule (complex) applied 21 times.
Iterating global reduction 1 with 21 rules applied. Total rules applied 98 place count 604 transition count 1402
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 119 place count 583 transition count 1402
Applied a total of 119 rules in 66 ms. Remains 583 /639 variables (removed 56) and now considering 1402/1465 (removed 63) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 583/639 places, 1402/1465 transitions.
RANDOM walk for 40000 steps (683 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (108 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 295106 steps, run timeout after 3001 ms. (steps per millisecond=98 ) properties seen :0 out of 1
Probabilistic random walk after 295106 steps, saw 82646 distinct states, run finished after 3001 ms. (steps per millisecond=98 ) properties seen :0
// Phase 1: matrix 1402 rows 583 cols
[2025-05-30 09:59:25] [INFO ] Computed 72 invariants in 20 ms
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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/72 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/81 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 237/318 variables, 26/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 30/348 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 177/525 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 22/547 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/547 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 36/583 variables, 5/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/583 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1402/1985 variables, 583/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1985 variables, 0/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/1985 variables, 0/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1985/1985 variables, and 655 constraints, problems are : Problem set: 0 solved, 1 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 583/583 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 70/72 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/72 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 9/81 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/81 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 237/318 variables, 26/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/318 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 30/348 variables, 5/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/348 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 177/525 variables, 23/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/525 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 22/547 variables, 4/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/547 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 36/583 variables, 5/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/583 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1402/1985 variables, 583/655 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1985 variables, 1/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1985 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 0/1985 variables, 0/656 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1985/1985 variables, and 656 constraints, problems are : Problem set: 0 solved, 1 unsolved in 660 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 58/58 constraints, State Equation: 583/583 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1084ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 46 ms.
Support contains 2 out of 583 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 583/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 583 /583 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 583/583 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 583/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 19 ms. Remains 583 /583 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:59:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:59:26] [INFO ] Implicit Places using invariants in 430 ms returned [88, 89, 159, 160, 230, 231, 301, 302, 382, 383, 453, 454]
Discarding 12 places :
Implicit Place search using SMT only with invariants took 432 ms to find 12 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 571/583 places, 1402/1402 transitions.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 472 ms. Remains : 571/583 places, 1402/1402 transitions.
RANDOM walk for 40000 steps (702 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (111 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 300148 steps, run timeout after 3001 ms. (steps per millisecond=100 ) properties seen :0 out of 1
Probabilistic random walk after 300148 steps, saw 84060 distinct states, run finished after 3001 ms. (steps per millisecond=100 ) properties seen :0
// Phase 1: matrix 1402 rows 571 cols
[2025-05-30 09:59:29] [INFO ] Computed 60 invariants in 17 ms
Starting Z3 with timeout 75.0 s and query timeout 7500.0 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) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 19/105 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/108 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/121 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 33/154 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 251/405 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 20/425 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/425 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 131/556 variables, 15/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/556 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/560 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/560 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/571 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/571 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1402/1973 variables, 571/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1973 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1973 variables, 0/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1973/1973 variables, and 631 constraints, problems are : Problem set: 0 solved, 1 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 84/86 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 19/105 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/105 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 3/108 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/108 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 13/121 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/121 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 33/154 variables, 2/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/154 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 251/405 variables, 25/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/405 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 20/425 variables, 4/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/425 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 131/556 variables, 15/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/556 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 4/560 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/560 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/571 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/571 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 1402/1973 variables, 571/631 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1973 variables, 1/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1973 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1973 variables, 0/632 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1973/1973 variables, and 632 constraints, problems are : Problem set: 0 solved, 1 unsolved in 648 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 46/46 constraints, State Equation: 571/571 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1116ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 14 ms.
Support contains 2 out of 571 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 19 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 571/571 places, 1402/1402 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 571/571 places, 1402/1402 transitions.
Applied a total of 0 rules in 19 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
[2025-05-30 09:59:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:59:31] [INFO ] Implicit Places using invariants in 370 ms returned []
[2025-05-30 09:59:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 09:59:32] [INFO ] Implicit Places using invariants and state equation in 1223 ms returned []
Implicit Place search using SMT with State Equation took 1595 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 09:59:32] [INFO ] Redundant transitions in 23 ms returned []
Running 1364 sub problems to find dead transitions.
[2025-05-30 09:59:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/569 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 569/1973 variables, and 55 constraints, problems are : Problem set: 0 solved, 1364 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/46 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 1364/1364 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1364 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/569 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/569 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1364 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 569/1973 variables, and 55 constraints, problems are : Problem set: 0 solved, 1364 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/46 constraints, State Equation: 0/571 constraints, PredecessorRefiner: 0/1364 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60399ms problems are : Problem set: 0 solved, 1364 unsolved
Search for dead transitions found 0 dead transitions in 60401ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62047 ms. Remains : 571/571 places, 1402/1402 transitions.
Attempting over-approximation, by ignoring read arcs.
Applied a total of 0 rules in 20 ms. Remains 571 /571 variables (removed 0) and now considering 1402/1402 (removed 0) transitions.
Running SMT prover for 1 properties.
[2025-05-30 10:00:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-30 10:00:33] [INFO ] After 91ms 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
[2025-05-30 10:00:33] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2025-05-30 10:00:33] [INFO ] [Nat]Absence check using 14 positive and 46 generalized place invariants in 18 ms returned sat
[2025-05-30 10:00:33] [INFO ] After 346ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-05-30 10:00:33] [INFO ] After 473ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-05-30 10:00:33] [INFO ] After 624ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 748 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 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 84 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1219 reset in 244 ms.
Product exploration explored 100000 steps with 1232 reset in 289 ms.
Built C files in :
/tmp/ltsmin7133803015973415235
[2025-05-30 10:00:34] [INFO ] Computing symmetric may disable matrix : 1465 transitions.
[2025-05-30 10:00:34] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:00:34] [INFO ] Computing symmetric may enable matrix : 1465 transitions.
[2025-05-30 10:00:34] [INFO ] Computation of Complete enable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:00:35] [INFO ] Computing Do-Not-Accords matrix : 1465 transitions.
[2025-05-30 10:00:35] [INFO ] Computation of Completed DNA matrix. took 48 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:00:35] [INFO ] Built C files in 481ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin7133803015973415235
Running compilation step : cd /tmp/ltsmin7133803015973415235;'/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/ltsmin7133803015973415235;'/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/ltsmin7133803015973415235;'/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 639 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 639/639 places, 1465/1465 transitions.
Applied a total of 0 rules in 22 ms. Remains 639 /639 variables (removed 0) and now considering 1465/1465 (removed 0) transitions.
// Phase 1: matrix 1465 rows 639 cols
[2025-05-30 10:00:38] [INFO ] Computed 72 invariants in 16 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:00:38] [INFO ] Implicit Places using invariants in 417 ms returned []
[2025-05-30 10:00:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 10:00:39] [INFO ] Implicit Places using invariants and state equation in 1315 ms returned []
Implicit Place search using SMT with State Equation took 1734 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 10:00:39] [INFO ] Redundant transitions in 27 ms returned []
Running 1413 sub problems to find dead transitions.
[2025-05-30 10:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 630/2104 variables, and 45 constraints, problems are : Problem set: 0 solved, 1413 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 8/14 constraints, Generalized P Invariants (flows): 37/58 constraints, State Equation: 0/639 constraints, PredecessorRefiner: 1413/1413 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1413 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/630 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/630 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/630 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 3 (OVERLAPS) 3/633 variables, 6/51 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/633 variables, 1/52 constraints. Problems are: Problem set: 0 solved, 1413 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 633/2104 variables, and 52 constraints, problems are : Problem set: 0 solved, 1413 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 14/14 constraints, Generalized P Invariants (flows): 38/58 constraints, State Equation: 0/639 constraints, PredecessorRefiner: 0/1413 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60388ms problems are : Problem set: 0 solved, 1413 unsolved
Search for dead transitions found 0 dead transitions in 60390ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62187 ms. Remains : 639/639 places, 1465/1465 transitions.
Built C files in :
/tmp/ltsmin11477406099238031186
[2025-05-30 10:01:40] [INFO ] Computing symmetric may disable matrix : 1465 transitions.
[2025-05-30 10:01:40] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:01:40] [INFO ] Computing symmetric may enable matrix : 1465 transitions.
[2025-05-30 10:01:40] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:01:40] [INFO ] Computing Do-Not-Accords matrix : 1465 transitions.
[2025-05-30 10:01:40] [INFO ] Computation of Completed DNA matrix. took 55 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-30 10:01:40] [INFO ] Built C files in 395ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11477406099238031186
Running compilation step : cd /tmp/ltsmin11477406099238031186;'/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/ltsmin11477406099238031186;'/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/ltsmin11477406099238031186;'/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)
[2025-05-30 10:01:43] [INFO ] Flatten gal took : 40 ms
[2025-05-30 10:01:43] [INFO ] Flatten gal took : 38 ms
[2025-05-30 10:01:43] [INFO ] Time to serialize gal into /tmp/LTL17127911948856230322.gal : 6 ms
[2025-05-30 10:01:43] [INFO ] Time to serialize properties into /tmp/LTL17297889517011753090.prop : 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/LTL17127911948856230322.gal' '-t' 'CGAL' '-hoa' '/tmp/aut9040608616658363095.hoa' '-atoms' '/tmp/LTL17297889517011753090.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...319
Loading property file /tmp/LTL17297889517011753090.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut9040608616658363095.hoa
Detected timeout of ITS tools.
[2025-05-30 10:01:59] [INFO ] Flatten gal took : 38 ms
[2025-05-30 10:01:59] [INFO ] Flatten gal took : 40 ms
[2025-05-30 10:01:59] [INFO ] Time to serialize gal into /tmp/LTL5796615503967741002.gal : 6 ms
[2025-05-30 10:01:59] [INFO ] Time to serialize properties into /tmp/LTL90040755270828586.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/LTL5796615503967741002.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL90040755270828586.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...273
Read 1 LTL properties
Checking formula 0 : !((G(F("((p1740==0)||(p1995==0))"))))
Formula 0 simplified : FG!"((p1740==0)||(p1995==0))"
Detected timeout of ITS tools.
[2025-05-30 10:02:14] [INFO ] Flatten gal took : 39 ms
[2025-05-30 10:02:14] [INFO ] Applying decomposition
[2025-05-30 10:02:14] [INFO ] Flatten gal took : 37 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/graph8954984340134652617.txt' '-o' '/tmp/graph8954984340134652617.bin' '-w' '/tmp/graph8954984340134652617.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8954984340134652617.bin' '-l' '-1' '-v' '-w' '/tmp/graph8954984340134652617.weights' '-q' '0' '-e' '0.001'
[2025-05-30 10:02:14] [INFO ] Decomposing Gal with order
[2025-05-30 10:02:14] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 10:02:14] [INFO ] Removed a total of 2899 redundant transitions.
[2025-05-30 10:02:14] [INFO ] Flatten gal took : 63 ms
[2025-05-30 10:02:14] [INFO ] Fuse similar labels procedure discarded/fused a total of 110 labels/synchronizations in 42 ms.
[2025-05-30 10:02:14] [INFO ] Time to serialize gal into /tmp/LTL18093902817023245204.gal : 24 ms
[2025-05-30 10:02:14] [INFO ] Time to serialize properties into /tmp/LTL6018311924873707083.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/LTL18093902817023245204.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6018311924873707083.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 : !((G(F("((i8.u89.p1740==0)||(i9.u100.p1995==0))"))))
Formula 0 simplified : FG!"((i8.u89.p1740==0)||(i9.u100.p1995==0))"
Detected timeout of ITS tools.
Treatment of property ASLink-PT-07b-LTLFireability-15 finished in 336450 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||X(p1)))&&X(p2))))'
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)))'
[2025-05-30 10:02:29] [INFO ] Flatten gal took : 75 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin10831836576038243261
[2025-05-30 10:02:29] [INFO ] Too many transitions (3599) to apply POR reductions. Disabling POR matrices.
[2025-05-30 10:02:29] [INFO ] Applying decomposition
[2025-05-30 10:02:29] [INFO ] Built C files in 55ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10831836576038243261
Running compilation step : cd /tmp/ltsmin10831836576038243261;'/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'
[2025-05-30 10:02:30] [INFO ] Flatten gal took : 94 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/graph14907771662011190176.txt' '-o' '/tmp/graph14907771662011190176.bin' '-w' '/tmp/graph14907771662011190176.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14907771662011190176.bin' '-l' '-1' '-v' '-w' '/tmp/graph14907771662011190176.weights' '-q' '0' '-e' '0.001'
[2025-05-30 10:02:30] [INFO ] Decomposing Gal with order
[2025-05-30 10:02:30] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 10:02:30] [INFO ] Removed a total of 2814 redundant transitions.
[2025-05-30 10:02:30] [INFO ] Flatten gal took : 130 ms
[2025-05-30 10:02:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 8 labels/synchronizations in 58 ms.
[2025-05-30 10:02:30] [INFO ] Time to serialize gal into /tmp/LTLFireability9792472766496581719.gal : 62 ms
[2025-05-30 10:02:30] [INFO ] Time to serialize properties into /tmp/LTLFireability2587438739748737143.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/LTLFireability9792472766496581719.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability2587438739748737143.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...276
Read 2 LTL properties
Checking formula 0 : !((F((G(("(i5.u39.p117==0)")||(X("(i16.i0.i2.u522.p1500==1)"))))&&(X("((i14.u449.p1288==1)&&(i14.u608.p1747==1))")))))
Formula 0 simplified : G(F(!"(i5.u39.p117==0)" & X!"(i16.i0.i2.u522.p1500==1)") | X!"((i14.u449.p1288==1)&&(i14.u608.p1747==1))")
Compilation finished in 9626 ms.
Running link step : cd /tmp/ltsmin10831836576038243261;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 62 ms.
Running LTSmin : cd /tmp/ltsmin10831836576038243261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>(([](((LTLAPp0==true)||X((LTLAPp1==true))))&&X((LTLAPp2==true))))' '--buchi-type=spotba'
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin10831836576038243261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>(([](((LTLAPp0==true)||X((LTLAPp1==true))))&&X((LTLAPp2==true))))' '--buchi-type=spotba'
Running LTSmin : cd /tmp/ltsmin10831836576038243261;'/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' '[](<>((LTLAPp3==true)))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2025-05-30 10:29:21] [INFO ] Applying decomposition
[2025-05-30 10:29:21] [INFO ] Flatten gal took : 173 ms
[2025-05-30 10:29:21] [INFO ] Decomposing Gal with order
[2025-05-30 10:29:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-30 10:29:22] [INFO ] Removed a total of 2600 redundant transitions.
[2025-05-30 10:29:22] [INFO ] Flatten gal took : 387 ms
[2025-05-30 10:29:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 4008 labels/synchronizations in 178 ms.
[2025-05-30 10:29:23] [INFO ] Time to serialize gal into /tmp/LTLFireability18242699228482801874.gal : 33 ms
[2025-05-30 10:29:23] [INFO ] Time to serialize properties into /tmp/LTLFireability13759889086338213883.ltl : 2 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/LTLFireability18242699228482801874.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability13759889086338213883.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...278
Read 2 LTL properties
Checking formula 0 : !((F((G(("(i0.i0.i0.i0.i0.i0.i0.i1.i0.i0.i0.i0.i0.i0.i0.u21.p117==0)")||(X("(i0.i0.i0.i0.i1.i0.i0.i0.i0.i0.i1.i3.u177.p1500==1)"))))&&...265
Formula 0 simplified : G(F(!"(i0.i0.i0.i0.i0.i0.i0.i1.i0.i0.i0.i0.i0.i0.i0.u21.p117==0)" & X!"(i0.i0.i0.i0.i1.i0.i0.i0.i0.i0.i1.i3.u177.p1500==1)") | X!"((...255
WARNING : LTSmin timed out (>900 s) on command cd /tmp/ltsmin10831836576038243261;'/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' '[](<>((LTLAPp3==true)))' '--buchi-type=spotba'
Retrying LTSmin with larger timeout 14400 s
Running LTSmin : cd /tmp/ltsmin10831836576038243261;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '<>(([](((LTLAPp0==true)||X((LTLAPp1==true))))&&X((LTLAPp2==true))))' '--buchi-type=spotba'
LTSmin run took 3831 ms.
FORMULA ASLink-PT-07b-LTLFireability-10 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Running LTSmin : cd /tmp/ltsmin10831836576038243261;'/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' '[](<>((LTLAPp3==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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600