Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r128-smll-177955743900164.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is EisenbergMcGuire-PT-06, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-177955743900164
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 12K Mar 7 05:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 125K Mar 7 05:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 7 05:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 7 05:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 09:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 09:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 09:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.8K Mar 7 05:23 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Mar 7 05:23 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 7 05:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K Mar 7 05:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 09:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 753K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME Liveness

=== Now, execution of the tool begins

BK_START 1779574555096

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=EisenbergMcGuire-PT-06
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2026-05-23 22:15:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 22:15:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 22:15:57] [INFO ] Load time of PNML (sax parser for PT used): 252 ms
[2026-05-23 22:15:57] [INFO ] Transformed 414 places.
[2026-05-23 22:15:57] [INFO ] Transformed 1296 transitions.
[2026-05-23 22:15:57] [INFO ] Found NUPN structural information;
[2026-05-23 22:15:57] [INFO ] Parsed PT model containing 414 places and 1296 transitions and 5976 arcs in 417 ms.
Built sparse matrix representations for Structural reductions in 14 ms.24356KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 414/414 places, 1296/1296 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 127 ms. Remains 414 /414 variables (removed 0) and now considering 1296/1296 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 147 ms. Remains : 414/414 places, 1296/1296 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 414/414 places, 1296/1296 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 70 ms. Remains 414 /414 variables (removed 0) and now considering 1296/1296 (removed 0) transitions.
[2026-05-23 22:15:58] [INFO ] Flow matrix only has 702 transitions (discarded 594 similar events)
// Phase 1: matrix 702 rows 414 cols
[2026-05-23 22:15:58] [INFO ] Computed 19 invariants in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:15:58] [INFO ] Implicit Places using invariants in 502 ms returned []
[2026-05-23 22:15:58] [INFO ] Flow matrix only has 702 transitions (discarded 594 similar events)
[2026-05-23 22:15:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:15:59] [INFO ] State equation strengthened by 314 read => feed constraints.
[2026-05-23 22:15:59] [INFO ] Implicit Places using invariants and state equation in 637 ms returned []
Implicit Place search using SMT with State Equation took 1200 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-23 22:15:59] [INFO ] Redundant transitions in 94 ms returned []
Running 1290 sub problems to find dead transitions.
[2026-05-23 22:15:59] [INFO ] Flow matrix only has 702 transitions (discarded 594 similar events)
[2026-05-23 22:15:59] [INFO ] Invariant cache hit.
[2026-05-23 22:15:59] [INFO ] State equation strengthened by 314 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 13/427 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 6/433 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:14] [INFO ] Deduced a trap composed of 20 places in 295 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:14] [INFO ] Deduced a trap composed of 23 places in 259 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:15] [INFO ] Deduced a trap composed of 26 places in 201 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:15] [INFO ] Deduced a trap composed of 29 places in 310 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:15] [INFO ] Deduced a trap composed of 63 places in 301 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:16] [INFO ] Deduced a trap composed of 26 places in 161 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:16] [INFO ] Deduced a trap composed of 32 places in 142 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:16] [INFO ] Deduced a trap composed of 38 places in 112 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:16] [INFO ] Deduced a trap composed of 17 places in 246 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:16] [INFO ] Deduced a trap composed of 20 places in 198 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:17] [INFO ] Deduced a trap composed of 63 places in 282 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:17] [INFO ] Deduced a trap composed of 29 places in 278 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:17] [INFO ] Deduced a trap composed of 63 places in 253 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:18] [INFO ] Deduced a trap composed of 32 places in 387 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:18] [INFO ] Deduced a trap composed of 63 places in 266 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:19] [INFO ] Deduced a trap composed of 44 places in 340 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:20] [INFO ] Deduced a trap composed of 59 places in 332 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:20] [INFO ] Deduced a trap composed of 59 places in 252 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:21] [INFO ] Deduced a trap composed of 26 places in 306 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:21] [INFO ] Deduced a trap composed of 87 places in 254 ms of which 34 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/414 variables, 20/453 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 414/1116 variables, and 453 constraints, problems are : Problem set: 0 solved, 1290 unsolved in 30105 ms.
Refiners :[Domain max(s): 414/414 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/414 constraints, ReadFeed: 0/314 constraints, PredecessorRefiner: 1290/1290 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1290 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/414 variables, 13/427 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/414 variables, 6/433 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/414 variables, 20/453 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:36] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:36] [INFO ] Deduced a trap composed of 35 places in 296 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:37] [INFO ] Deduced a trap composed of 14 places in 344 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:37] [INFO ] Deduced a trap composed of 23 places in 286 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:37] [INFO ] Deduced a trap composed of 63 places in 229 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:37] [INFO ] Deduced a trap composed of 74 places in 228 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:38] [INFO ] Deduced a trap composed of 74 places in 244 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:39] [INFO ] Deduced a trap composed of 44 places in 346 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:40] [INFO ] Deduced a trap composed of 59 places in 311 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:40] [INFO ] Deduced a trap composed of 44 places in 281 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:40] [INFO ] Deduced a trap composed of 59 places in 261 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:41] [INFO ] Deduced a trap composed of 44 places in 373 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:41] [INFO ] Deduced a trap composed of 59 places in 241 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:41] [INFO ] Deduced a trap composed of 91 places in 266 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:42] [INFO ] Deduced a trap composed of 3 places in 287 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:43] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:43] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:43] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:45] [INFO ] Deduced a trap composed of 44 places in 324 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:46] [INFO ] Deduced a trap composed of 44 places in 343 ms of which 26 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/414 variables, 20/473 constraints. Problems are: Problem set: 0 solved, 1290 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:55] [INFO ] Deduced a trap composed of 44 places in 454 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:56] [INFO ] Deduced a trap composed of 44 places in 466 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:57] [INFO ] Deduced a trap composed of 44 places in 481 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:57] [INFO ] Deduced a trap composed of 59 places in 439 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:57] [INFO ] Deduced a trap composed of 80 places in 398 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:58] [INFO ] Deduced a trap composed of 76 places in 321 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:58] [INFO ] Deduced a trap composed of 76 places in 306 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:16:59] [INFO ] Deduced a trap composed of 80 places in 328 ms of which 43 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 414/1116 variables, and 481 constraints, problems are : Problem set: 0 solved, 1290 unsolved in 30033 ms.
Refiners :[Domain max(s): 414/414 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/414 constraints, ReadFeed: 0/314 constraints, PredecessorRefiner: 0/1290 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60900ms problems are : Problem set: 0 solved, 1290 unsolved
Search for dead transitions found 0 dead transitions in 60933ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 62331 ms. Remains : 414/414 places, 1296/1296 transitions.
Random walk for 1250000 steps, including 0 resets, run took 2278 ms (no deadlock found). (steps per millisecond=548 )
Random directed walk for 1250000 steps, including 0 resets, run took 2804 ms (no deadlock found). (steps per millisecond=445 )
[2026-05-23 22:17:05] [INFO ] Flow matrix only has 702 transitions (discarded 594 similar events)
[2026-05-23 22:17:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2026-05-23 22:17:05] [INFO ] [Real]Absence check using 13 positive place invariants in 100 ms returned sat
[2026-05-23 22:17:06] [INFO ] [Real]Absence check using 13 positive and 6 generalized place invariants in 237 ms returned sat
[2026-05-23 22:17:08] [INFO ] [Real]Absence check using state equation in 2381 ms returned sat
[2026-05-23 22:17:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2026-05-23 22:17:08] [INFO ] [Nat]Absence check using 13 positive place invariants in 33 ms returned sat
[2026-05-23 22:17:09] [INFO ] [Nat]Absence check using 13 positive and 6 generalized place invariants in 78 ms returned sat
[2026-05-23 22:17:11] [INFO ] [Nat]Absence check using state equation in 2070 ms returned sat
[2026-05-23 22:17:11] [INFO ] State equation strengthened by 314 read => feed constraints.
[2026-05-23 22:17:11] [INFO ] [Nat]Added 314 Read/Feed constraints in 148 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:11] [INFO ] Deduced a trap composed of 3 places in 368 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:12] [INFO ] Deduced a trap composed of 3 places in 416 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:12] [INFO ] Deduced a trap composed of 3 places in 430 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:13] [INFO ] Deduced a trap composed of 3 places in 443 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:14] [INFO ] Deduced a trap composed of 14 places in 435 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:14] [INFO ] Deduced a trap composed of 3 places in 330 ms of which 18 ms to minimize.
[2026-05-23 22:17:14] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 6 trap constraints in 3377 ms
Starting structural reductions in LIVENESS mode, iteration 0 : 414/414 places, 1296/1296 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 414 transition count 1290
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 408 transition count 1290
Performed 114 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 114 Pre rules applied. Total rules applied 12 place count 408 transition count 1176
Deduced a syphon composed of 114 places in 2 ms
Reduce places removed 114 places and 0 transitions.
Iterating global reduction 2 with 228 rules applied. Total rules applied 240 place count 294 transition count 1176
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: 30
Deduced a syphon composed of 30 places in 3 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 2 with 60 rules applied. Total rules applied 300 place count 264 transition count 1146
Applied a total of 300 rules in 86 ms. Remains 264 /414 variables (removed 150) and now considering 1146/1296 (removed 150) transitions.
[2026-05-23 22:17:14] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
// Phase 1: matrix 552 rows 264 cols
[2026-05-23 22:17:14] [INFO ] Computed 19 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:17:15] [INFO ] Implicit Places using invariants in 721 ms returned []
[2026-05-23 22:17:15] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:17:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:17:15] [INFO ] State equation strengthened by 314 read => feed constraints.
[2026-05-23 22:17:17] [INFO ] Implicit Places using invariants and state equation in 2092 ms returned []
Implicit Place search using SMT with State Equation took 2816 ms to find 0 implicit places.
Running 1140 sub problems to find dead transitions.
[2026-05-23 22:17:17] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:17:17] [INFO ] Invariant cache hit.
[2026-05-23 22:17:17] [INFO ] State equation strengthened by 314 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/264 variables, 264/264 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/264 variables, 13/277 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/264 variables, 6/283 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:27] [INFO ] Deduced a trap composed of 3 places in 250 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:27] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:27] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:27] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:27] [INFO ] Deduced a trap composed of 37 places in 156 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:28] [INFO ] Deduced a trap composed of 59 places in 282 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:30] [INFO ] Deduced a trap composed of 37 places in 300 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:30] [INFO ] Deduced a trap composed of 57 places in 230 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:30] [INFO ] Deduced a trap composed of 37 places in 284 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:31] [INFO ] Deduced a trap composed of 37 places in 269 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:31] [INFO ] Deduced a trap composed of 37 places in 264 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:31] [INFO ] Deduced a trap composed of 54 places in 302 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:31] [INFO ] Deduced a trap composed of 37 places in 249 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:32] [INFO ] Deduced a trap composed of 54 places in 217 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:32] [INFO ] Deduced a trap composed of 43 places in 286 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:32] [INFO ] Deduced a trap composed of 43 places in 193 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:33] [INFO ] Deduced a trap composed of 54 places in 174 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:33] [INFO ] Deduced a trap composed of 43 places in 221 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:33] [INFO ] Deduced a trap composed of 37 places in 203 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:33] [INFO ] Deduced a trap composed of 37 places in 202 ms of which 13 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 20/303 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
(s81 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 1.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 1.0)
(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 1.0)
(s14 0.0)
(s15 0.0)
(s16 1.0)
(s17 0.0)
(s18 0.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 0.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 1.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 1.0)
(s77 0.0)
(s78 0.0)
(s79 0.0)
(s80 0.0)
(s81 1.0timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 264/816 variables, and 303 constraints, problems are : Problem set: 0 solved, 1140 unsolved in 30034 ms.
Refiners :[Domain max(s): 264/264 constraints, Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/264 constraints, ReadFeed: 0/314 constraints, PredecessorRefiner: 1140/1140 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1140 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/264 variables, 264/264 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/264 variables, 13/277 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/264 variables, 6/283 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 20/303 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:55] [INFO ] Deduced a trap composed of 54 places in 238 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:56] [INFO ] Deduced a trap composed of 15 places in 101 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:56] [INFO ] Deduced a trap composed of 17 places in 261 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:57] [INFO ] Deduced a trap composed of 21 places in 223 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:57] [INFO ] Deduced a trap composed of 11 places in 200 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:57] [INFO ] Deduced a trap composed of 25 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:57] [INFO ] Deduced a trap composed of 37 places in 193 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:57] [INFO ] Deduced a trap composed of 37 places in 218 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:58] [INFO ] Deduced a trap composed of 59 places in 284 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:58] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:58] [INFO ] Deduced a trap composed of 53 places in 271 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:59] [INFO ] Deduced a trap composed of 49 places in 299 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:17:59] [INFO ] Deduced a trap composed of 15 places in 341 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:00] [INFO ] Deduced a trap composed of 37 places in 305 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:00] [INFO ] Deduced a trap composed of 19 places in 197 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:00] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:01] [INFO ] Deduced a trap composed of 19 places in 117 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:01] [INFO ] Deduced a trap composed of 27 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:02] [INFO ] Deduced a trap composed of 13 places in 227 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:02] [INFO ] Deduced a trap composed of 60 places in 187 ms of which 17 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/264 variables, 20/323 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:13] [INFO ] Deduced a trap composed of 43 places in 181 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:13] [INFO ] Deduced a trap composed of 43 places in 159 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:14] [INFO ] Deduced a trap composed of 37 places in 222 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:15] [INFO ] Deduced a trap composed of 53 places in 193 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:15] [INFO ] Deduced a trap composed of 53 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:15] [INFO ] Deduced a trap composed of 49 places in 234 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:16] [INFO ] Deduced a trap composed of 49 places in 220 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:18] [INFO ] Deduced a trap composed of 53 places in 220 ms of which 17 ms to minimize.
SMT process timed out in 60477ms, After SMT, problems are : Problem set: 0 solved, 1140 unsolved
Search for dead transitions found 0 dead transitions in 60485ms
Starting structural reductions in LIVENESS mode, iteration 1 : 264/414 places, 1146/1296 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 63392 ms. Remains : 264/414 places, 1146/1296 transitions.
Initial state reduction rules removed 6 formulas.
[2026-05-23 22:18:19] [INFO ] Flatten gal took : 452 ms
[2026-05-23 22:18:19] [INFO ] Flatten gal took : 175 ms
[2026-05-23 22:18:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3660122443594726244.gal : 101 ms
[2026-05-23 22:18:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1301348916310383279.prop : 31 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3660122443594726244.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1301348916310383279.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality1301348916310383279.prop.
Reachability property qltransition_1127 is true.
Reachability property qltransition_1126 is true.
Reachability property qltransition_836 is true.
Reachability property qltransition_24 is true.
SDD proceeding with computation,1136 properties remain. new max is 2
SDD size :1 after 5
Reachability property qltransition_875 is true.
Reachability property qltransition_873 is true.
RANDOM walk for 40000 steps (8 resets) in 9642 ms. (4 steps per ms) remains 881/1140 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
SDD proceeding with computation,1134 properties remain. new max is 2
SDD size :5 after 7
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
Reachability property qltransition_878 is true.
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 881/881 properties
[2026-05-23 22:18:20] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:18:20] [INFO ] Invariant cache hit.
[2026-05-23 22:18:20] [INFO ] State equation strengthened by 314 read => feed constraints.
SDD proceeding with computation,1133 properties remain. new max is 2
SDD size :7 after 8
Reachability property qltransition_874 is true.
Reachability property qltransition_794 is true.
Reachability property qltransition_108 is true.
Reachability property qltransition_12 is true.
SDD proceeding with computation,1129 properties remain. new max is 2
SDD size :8 after 17
Reachability property qltransition_841 is true.
Reachability property qltransition_840 is true.
Reachability property qltransition_834 is true.
Reachability property qltransition_795 is true.
SDD proceeding with computation,1125 properties remain. new max is 2
SDD size :17 after 28
Reachability property qltransition_846 is true.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,1124 properties remain. new max is 2
SDD size :28 after 29
SDD proceeding with computation,1124 properties remain. new max is 4
SDD size :29 after 31
SDD proceeding with computation,1124 properties remain. new max is 8
SDD size :31 after 33
Reachability property qltransition_872 is true.
Reachability property qltransition_844 is true.
SDD proceeding with computation,1122 properties remain. new max is 8
SDD size :33 after 42
SDD proceeding with computation,1122 properties remain. new max is 16
SDD size :42 after 45
SDD proceeding with computation,1122 properties remain. new max is 32
SDD size :45 after 49
Reachability property qltransition_848 is true.
SDD proceeding with computation,1121 properties remain. new max is 32
SDD size :49 after 55
Reachability property qltransition_845 is true.
Reachability property qltransition_379 is true.
Reachability property qltransition_243 is true.
SDD proceeding with computation,1118 properties remain. new max is 32
SDD size :55 after 67
Reachability property qltransition_5 is true.
SDD proceeding with computation,1117 properties remain. new max is 32
SDD size :67 after 76
Reachability property qltransition_378 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,1115 properties remain. new max is 32
SDD size :76 after 87
SDD proceeding with computation,1115 properties remain. new max is 64
SDD size :87 after 88
Reachability property qltransition_876 is true.
Reachability property qltransition_842 is true.
Reachability property qltransition_796 is true.
Reachability property qltransition_785 is true.
Reachability property qltransition_784 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_78 is true.
Reachability property qltransition_18 is true.
SDD proceeding with computation,1107 properties remain. new max is 64
SDD size :88 after 271
SDD proceeding with computation,1107 properties remain. new max is 128
SDD size :271 after 288
SDD proceeding with computation,1107 properties remain. new max is 256
SDD size :288 after 316
Reachability property qltransition_1121 is true.
Reachability property qltransition_877 is true.
Reachability property qltransition_862 is true.
Reachability property qltransition_861 is true.
Reachability property qltransition_859 is true.
Reachability property qltransition_856 is true.
Reachability property qltransition_835 is true.
Reachability property qltransition_797 is true.
SDD proceeding with computation,1099 properties remain. new max is 256
SDD size :316 after 393
Reachability property qltransition_863 is true.
Reachability property qltransition_860 is true.
Reachability property qltransition_858 is true.
Reachability property qltransition_857 is true.
Reachability property qltransition_843 is true.
Reachability property qltransition_394 is true.
Reachability property qltransition_393 is true.
SDD proceeding with computation,1092 properties remain. new max is 256
SDD size :393 after 584
Reachability property qltransition_395 is true.
SDD proceeding with computation,1091 properties remain. new max is 256
SDD size :584 after 647
Reachability property qltransition_228 is true.
SDD proceeding with computation,1090 properties remain. new max is 256
SDD size :647 after 839
Reachability property qltransition_320 is true.
Reachability property qltransition_319 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_304 is true.
Reachability property qltransition_303 is true.
SDD proceeding with computation,1085 properties remain. new max is 256
SDD size :839 after 1011
At refinement iteration 0 (INCLUDED_ONLY) 0/198 variables, 198/198 constraints. Problems are: Problem set: 3 solved, 877 unsolved
SMT process timed out in 5382ms, After SMT, problems are : Problem set: 22 solved, 858 unsolved
Fused 858 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 193 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 1146/1146 transitions.
Reachability property qltransition_3 is true.
SDD proceeding with computation,1084 properties remain. new max is 256
SDD size :1011 after 1202
Applied a total of 0 rules in 108 ms. Remains 264 /264 variables (removed 0) and now considering 1146/1146 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 109 ms. Remains : 264/264 places, 1146/1146 transitions.
SDD proceeding with computation,1084 properties remain. new max is 512
SDD size :1202 after 1227
Reachability property qltransition_1131 is true.
Reachability property qltransition_880 is true.
Reachability property qltransition_879 is true.
Reachability property qltransition_864 is true.
Reachability property qltransition_849 is true.
Reachability property qltransition_805 is true.
Reachability property qltransition_804 is true.
Reachability property qltransition_138 is true.
Reachability property qltransition_30 is true.
SDD proceeding with computation,1075 properties remain. new max is 512
SDD size :1227 after 3968
SDD proceeding with computation,1075 properties remain. new max is 1024
SDD size :3968 after 4146
Reachability property qltransition_807 is true.
Reachability property qltransition_806 is true.
Reachability property qltransition_144 is true.
SDD proceeding with computation,1072 properties remain. new max is 1024
SDD size :4146 after 4904
SDD proceeding with computation,1072 properties remain. new max is 2048
SDD size :4904 after 6026
Reachability property qltransition_1133 is true.
Reachability property qltransition_1132 is true.
Reachability property qltransition_837 is true.
Reachability property qltransition_809 is true.
Reachability property qltransition_808 is true.
Reachability property qltransition_150 is true.
SDD proceeding with computation,1066 properties remain. new max is 2048
SDD size :6026 after 8186
SDD proceeding with computation,1066 properties remain. new max is 4096
SDD size :8186 after 10322
Reachability property qltransition_897 is true.
Reachability property qltransition_896 is true.
Reachability property qltransition_895 is true.
Reachability property qltransition_894 is true.
Reachability property qltransition_893 is true.
Reachability property qltransition_892 is true.
Reachability property qltransition_891 is true.
Reachability property qltransition_890 is true.
Reachability property qltransition_889 is true.
Reachability property qltransition_888 is true.
Reachability property qltransition_865 is true.
Reachability property qltransition_847 is true.
Reachability property qltransition_485 is true.
Reachability property qltransition_484 is true.
Reachability property qltransition_483 is true.
Reachability property qltransition_470 is true.
Reachability property qltransition_469 is true.
Reachability property qltransition_468 is true.
Reachability property qltransition_454 is true.
Reachability property qltransition_453 is true.
Reachability property qltransition_7 is true.
SDD proceeding with computation,1045 properties remain. new max is 4096
SDD size :10322 after 17298
Reachability property qltransition_335 is true.
Reachability property qltransition_334 is true.
Reachability property qltransition_333 is true.
Reachability property qltransition_258 is true.
SDD proceeding with computation,1041 properties remain. new max is 4096
SDD size :17298 after 21669
Reachability property qltransition_1141 is true.
Reachability property qltransition_881 is true.
Reachability property qltransition_825 is true.
Reachability property qltransition_824 is true.
Reachability property qltransition_410 is true.
Reachability property qltransition_409 is true.
Reachability property qltransition_408 is true.
Reachability property qltransition_198 is true.
Reachability property qltransition_42 is true.
SDD proceeding with computation,1032 properties remain. new max is 4096
SDD size :21669 after 69377
Reachability property qltransition_1142 is true.
Reachability property qltransition_827 is true.
Reachability property qltransition_826 is true.
Reachability property qltransition_204 is true.
SDD proceeding with computation,1028 properties remain. new max is 4096
SDD size :69377 after 84469
RANDOM walk for 1442659 steps (4 resets) in 120004 ms. (12 steps per ms) remains 823/858 properties
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 823/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 110 ms. (36 steps per ms) remains 823/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 823/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 823/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 823/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 821/823 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 818/821 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 817/818 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 815/817 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 810/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 87 ms. (45 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 809/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 78 ms. (50 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 808/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 808/808 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 807/808 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 806/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 805/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 804/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 88 ms. (44 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 804/804 properties
Reachability property qltransition_1143 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 804/804 properties
Reachability property qltransition_829 is true.
Reachability property qltransition_828 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 804/804 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 804/804 properties
Reachability property qltransition_210 is true.
SDD proceeding with computation,1024 properties remain. new max is 4096
SDD size :84469 after 96732
SDD proceeding with computation,1024 properties remain. new max is 8192
SDD size :96732 after 111636
Reachability property qltransition_831 is true.
Reachability property qltransition_216 is true.
SDD proceeding with computation,1022 properties remain. new max is 8192
SDD size :111636 after 157927
SDD proceeding with computation,1022 properties remain. new max is 16384
SDD size :157927 after 186617
Reachability property qltransition_1145 is true.
Reachability property qltransition_1144 is true.
Reachability property qltransition_830 is true.
SDD proceeding with computation,1019 properties remain. new max is 16384
SDD size :186617 after 249245
Reachability property qltransition_1138 is true.
Reachability property qltransition_1137 is true.
Reachability property qltransition_1136 is true.
Reachability property qltransition_839 is true.
Reachability property qltransition_832 is true.
Reachability property qltransition_819 is true.
Reachability property qltransition_818 is true.
Reachability property qltransition_817 is true.
Reachability property qltransition_816 is true.
Reachability property qltransition_815 is true.
Reachability property qltransition_814 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_174 is true.
Reachability property qltransition_168 is true.
Probabilistic random walk after 1000001 steps, saw 402967 distinct states, run finished after 32836 ms. (steps per millisecond=30 ) properties seen :220
[2026-05-23 22:19:31] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:19:31] [INFO ] Invariant cache hit.
[2026-05-23 22:19:31] [INFO ] State equation strengthened by 314 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
Reachability property qltransition_36 is true.
SDD proceeding with computation,1004 properties remain. new max is 16384
SDD size :249245 after 626653
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 122/122 constraints. Problems are: Problem set: 0 solved, 570 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 1/123 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Reachability property qltransition_821 is true.
Reachability property qltransition_820 is true.
Reachability property qltransition_186 is true.
SDD proceeding with computation,1001 properties remain. new max is 16384
SDD size :626653 after 724353
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/123 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Reachability property qltransition_1139 is true.
At refinement iteration 3 (OVERLAPS) 142/264 variables, 12/135 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Reachability property qltransition_838 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/264 variables, 142/277 constraints. Problems are: Problem set: 0 solved, 570 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 6/283 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:44] [INFO ] Deduced a trap composed of 15 places in 435 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:45] [INFO ] Deduced a trap composed of 17 places in 374 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:45] [INFO ] Deduced a trap composed of 19 places in 289 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:45] [INFO ] Deduced a trap composed of 21 places in 288 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:46] [INFO ] Deduced a trap composed of 47 places in 263 ms of which 39 ms to minimize.
SDD proceeding with computation,999 properties remain. new max is 16384
SDD size :724353 after 1.03312e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:46] [INFO ] Deduced a trap composed of 49 places in 206 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:46] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:46] [INFO ] Deduced a trap composed of 19 places in 280 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:47] [INFO ] Deduced a trap composed of 23 places in 244 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:47] [INFO ] Deduced a trap composed of 25 places in 242 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:47] [INFO ] Deduced a trap composed of 53 places in 344 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:48] [INFO ] Deduced a trap composed of 59 places in 280 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:48] [INFO ] Deduced a trap composed of 59 places in 260 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:48] [INFO ] Deduced a trap composed of 27 places in 120 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:49] [INFO ] Deduced a trap composed of 37 places in 346 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:49] [INFO ] Deduced a trap composed of 37 places in 400 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:50] [INFO ] Deduced a trap composed of 3 places in 358 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:50] [INFO ] Deduced a trap composed of 43 places in 397 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:51] [INFO ] Deduced a trap composed of 49 places in 634 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:51] [INFO ] Deduced a trap composed of 16 places in 160 ms of which 17 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 20/303 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,999 properties remain. new max is 32768
SDD size :1.03312e+06 after 1.4658e+06
[2026-05-23 22:19:56] [INFO ] Deduced a trap composed of 3 places in 375 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:57] [INFO ] Deduced a trap composed of 3 places in 381 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:57] [INFO ] Deduced a trap composed of 47 places in 334 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:57] [INFO ] Deduced a trap composed of 52 places in 312 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:58] [INFO ] Deduced a trap composed of 54 places in 364 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:59] [INFO ] Deduced a trap composed of 49 places in 390 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:59] [INFO ] Deduced a trap composed of 49 places in 280 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:00] [INFO ] Deduced a trap composed of 37 places in 388 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:00] [INFO ] Deduced a trap composed of 3 places in 291 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:00] [INFO ] Deduced a trap composed of 53 places in 303 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:01] [INFO ] Deduced a trap composed of 21 places in 294 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:01] [INFO ] Deduced a trap composed of 53 places in 234 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:01] [INFO ] Deduced a trap composed of 37 places in 255 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:02] [INFO ] Deduced a trap composed of 49 places in 235 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:02] [INFO ] Deduced a trap composed of 37 places in 283 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:02] [INFO ] Deduced a trap composed of 13 places in 258 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:03] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:03] [INFO ] Deduced a trap composed of 3 places in 228 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:03] [INFO ] Deduced a trap composed of 17 places in 191 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:04] [INFO ] Deduced a trap composed of 11 places in 357 ms of which 25 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 20/323 constraints. Problems are: Problem set: 0 solved, 570 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:06] [INFO ] Deduced a trap composed of 43 places in 404 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:06] [INFO ] Deduced a trap composed of 43 places in 289 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:06] [INFO ] Deduced a trap composed of 45 places in 395 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:07] [INFO ] Deduced a trap composed of 45 places in 381 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:08] [INFO ] Deduced a trap composed of 24 places in 133 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:09] [INFO ] Deduced a trap composed of 53 places in 314 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:09] [INFO ] Deduced a trap composed of 37 places in 317 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:10] [INFO ] Deduced a trap composed of 37 places in 371 ms of which 48 ms to minimize.
SDD proceeding with computation,999 properties remain. new max is 65536
SDD size :1.4658e+06 after 2.47754e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:13] [INFO ] Deduced a trap composed of 53 places in 301 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:14] [INFO ] Deduced a trap composed of 49 places in 309 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:16] [INFO ] Deduced a trap composed of 19 places in 120 ms of which 7 ms to minimize.
SMT process timed out in 45175ms, After SMT, problems are : Problem set: 0 solved, 570 unsolved
Fused 570 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 122 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 1146/1146 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 257 transition count 1104
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 257 transition count 1104
Applied a total of 14 rules in 100 ms. Remains 257 /264 variables (removed 7) and now considering 1104/1146 (removed 42) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 101 ms. Remains : 257/264 places, 1104/1146 transitions.
Reachability property qltransition_915 is true.
Reachability property qltransition_914 is true.
Reachability property qltransition_913 is true.
Reachability property qltransition_912 is true.
Reachability property qltransition_911 is true.
Reachability property qltransition_910 is true.
Reachability property qltransition_909 is true.
Reachability property qltransition_908 is true.
Reachability property qltransition_907 is true.
Reachability property qltransition_906 is true.
Reachability property qltransition_905 is true.
Reachability property qltransition_904 is true.
Reachability property qltransition_575 is true.
Reachability property qltransition_574 is true.
Reachability property qltransition_573 is true.
Reachability property qltransition_560 is true.
Reachability property qltransition_559 is true.
Reachability property qltransition_558 is true.
Reachability property qltransition_545 is true.
Reachability property qltransition_544 is true.
Reachability property qltransition_543 is true.
Reachability property qltransition_529 is true.
Reachability property qltransition_528 is true.
RANDOM walk for 2171505 steps (4 resets) in 120004 ms. (18 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 570/570 properties
Reachability property qltransition_9 is true.
SDD proceeding with computation,975 properties remain. new max is 65536
SDD size :2.47754e+06 after 4.0362e+06
Probabilistic random walk after 1000001 steps, saw 344184 distinct states, run finished after 26990 ms. (steps per millisecond=37 ) properties seen :12
[2026-05-23 22:21:14] [INFO ] Flow matrix only has 510 transitions (discarded 594 similar events)
// Phase 1: matrix 510 rows 257 cols
[2026-05-23 22:21:14] [INFO ] Computed 19 invariants in 10 ms
[2026-05-23 22:21:14] [INFO ] State equation strengthened by 279 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 2 (OVERLAPS) 139/257 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 547 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:24] [INFO ] Deduced a trap composed of 15 places in 249 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:24] [INFO ] Deduced a trap composed of 17 places in 249 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:24] [INFO ] Deduced a trap composed of 23 places in 246 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:25] [INFO ] Deduced a trap composed of 25 places in 240 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:25] [INFO ] Deduced a trap composed of 41 places in 251 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:25] [INFO ] Deduced a trap composed of 43 places in 248 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:25] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:25] [INFO ] Deduced a trap composed of 3 places in 200 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:26] [INFO ] Deduced a trap composed of 52 places in 211 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:26] [INFO ] Deduced a trap composed of 52 places in 198 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:26] [INFO ] Deduced a trap composed of 52 places in 178 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:26] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:26] [INFO ] Deduced a trap composed of 45 places in 251 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:27] [INFO ] Deduced a trap composed of 41 places in 226 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:27] [INFO ] Deduced a trap composed of 44 places in 228 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:27] [INFO ] Deduced a trap composed of 45 places in 253 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:28] [INFO ] Deduced a trap composed of 46 places in 258 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:28] [INFO ] Deduced a trap composed of 52 places in 203 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:28] [INFO ] Deduced a trap composed of 47 places in 306 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:28] [INFO ] Deduced a trap composed of 45 places in 252 ms of which 28 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:29] [INFO ] Deduced a trap composed of 44 places in 250 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:30] [INFO ] Deduced a trap composed of 46 places in 230 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:30] [INFO ] Deduced a trap composed of 21 places in 126 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:30] [INFO ] Deduced a trap composed of 23 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:30] [INFO ] Deduced a trap composed of 3 places in 329 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:30] [INFO ] Deduced a trap composed of 19 places in 190 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:31] [INFO ] Deduced a trap composed of 44 places in 280 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:31] [INFO ] Deduced a trap composed of 21 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:31] [INFO ] Deduced a trap composed of 47 places in 311 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:31] [INFO ] Deduced a trap composed of 50 places in 225 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:32] [INFO ] Deduced a trap composed of 50 places in 207 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:32] [INFO ] Deduced a trap composed of 35 places in 265 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:33] [INFO ] Deduced a trap composed of 36 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:33] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:33] [INFO ] Deduced a trap composed of 3 places in 133 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:33] [INFO ] Deduced a trap composed of 41 places in 369 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:33] [INFO ] Deduced a trap composed of 14 places in 102 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:34] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:34] [INFO ] Deduced a trap composed of 36 places in 337 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:34] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:35] [INFO ] Deduced a trap composed of 47 places in 238 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:35] [INFO ] Deduced a trap composed of 48 places in 236 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:36] [INFO ] Deduced a trap composed of 45 places in 257 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:36] [INFO ] Deduced a trap composed of 41 places in 314 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:37] [INFO ] Deduced a trap composed of 11 places in 202 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:37] [INFO ] Deduced a trap composed of 52 places in 281 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:38] [INFO ] Deduced a trap composed of 36 places in 311 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:38] [INFO ] Deduced a trap composed of 13 places in 267 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:38] [INFO ] Deduced a trap composed of 36 places in 299 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:39] [INFO ] Deduced a trap composed of 52 places in 240 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:39] [INFO ] Deduced a trap composed of 15 places in 162 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:39] [INFO ] Deduced a trap composed of 17 places in 123 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:40] [INFO ] Deduced a trap composed of 46 places in 254 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:40] [INFO ] Deduced a trap composed of 47 places in 410 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:41] [INFO ] Deduced a trap composed of 42 places in 354 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:41] [INFO ] Deduced a trap composed of 36 places in 402 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:42] [INFO ] Deduced a trap composed of 48 places in 380 ms of which 42 ms to minimize.
SDD proceeding with computation,975 properties remain. new max is 131072
SDD size :4.0362e+06 after 4.98838e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:44] [INFO ] Deduced a trap composed of 19 places in 317 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:47] [INFO ] Deduced a trap composed of 52 places in 208 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:47] [INFO ] Deduced a trap composed of 42 places in 214 ms of which 21 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 20/79 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:51] [INFO ] Deduced a trap composed of 46 places in 238 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:52] [INFO ] Deduced a trap composed of 48 places in 191 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:52] [INFO ] Deduced a trap composed of 48 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:52] [INFO ] Deduced a trap composed of 49 places in 190 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:52] [INFO ] Deduced a trap composed of 46 places in 254 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:54] [INFO ] Deduced a trap composed of 52 places in 176 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:54] [INFO ] Deduced a trap composed of 48 places in 251 ms of which 29 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 7/86 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:00] [INFO ] Deduced a trap composed of 44 places in 249 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:01] [INFO ] Deduced a trap composed of 46 places in 200 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:01] [INFO ] Deduced a trap composed of 46 places in 238 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:01] [INFO ] Deduced a trap composed of 57 places in 162 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:01] [INFO ] Deduced a trap composed of 59 places in 192 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:02] [INFO ] Deduced a trap composed of 46 places in 253 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:02] [INFO ] Deduced a trap composed of 47 places in 253 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:02] [INFO ] Deduced a trap composed of 47 places in 250 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:05] [INFO ] Deduced a trap composed of 47 places in 231 ms of which 17 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 9/95 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:10] [INFO ] Deduced a trap composed of 47 places in 226 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:10] [INFO ] Deduced a trap composed of 48 places in 254 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:10] [INFO ] Deduced a trap composed of 47 places in 249 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:11] [INFO ] Deduced a trap composed of 51 places in 354 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:11] [INFO ] Deduced a trap composed of 51 places in 228 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:12] [INFO ] Deduced a trap composed of 48 places in 238 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:12] [INFO ] Deduced a trap composed of 57 places in 225 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:12] [INFO ] Deduced a trap composed of 48 places in 190 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:13] [INFO ] Deduced a trap composed of 48 places in 206 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:13] [INFO ] Deduced a trap composed of 36 places in 246 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:15] [INFO ] Deduced a trap composed of 35 places in 229 ms of which 24 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 11/106 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:24] [INFO ] Deduced a trap composed of 51 places in 241 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:24] [INFO ] Deduced a trap composed of 51 places in 214 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:24] [INFO ] Deduced a trap composed of 48 places in 241 ms of which 24 ms to minimize.
Reachability property qltransition_931 is true.
Reachability property qltransition_930 is true.
Reachability property qltransition_929 is true.
Reachability property qltransition_928 is true.
Reachability property qltransition_927 is true.
Reachability property qltransition_926 is true.
Reachability property qltransition_925 is true.
Reachability property qltransition_924 is true.
Reachability property qltransition_923 is true.
Reachability property qltransition_922 is true.
Reachability property qltransition_921 is true.
Reachability property qltransition_920 is true.
Reachability property qltransition_916 is true.
Reachability property qltransition_833 is true.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 257/767 variables, and 109 constraints, problems are : Problem set: 0 solved, 547 unsolved in 75017 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/257 constraints, ReadFeed: 0/279 constraints, PredecessorRefiner: 547/547 constraints, Known Traps: 90/90 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 547 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 547 unsolved
Reachability property qltransition_650 is true.
Reachability property qltransition_649 is true.
Reachability property qltransition_648 is true.
Reachability property qltransition_635 is true.
Reachability property qltransition_634 is true.
Reachability property qltransition_633 is true.
Reachability property qltransition_620 is true.
Reachability property qltransition_619 is true.
Reachability property qltransition_618 is true.
Reachability property qltransition_604 is true.
Reachability property qltransition_603 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 0/1 constraints. Problems are: Problem set: 11 solved, 536 unsolved
At refinement iteration 2 (OVERLAPS) 139/257 variables, 12/13 constraints. Problems are: Problem set: 11 solved, 536 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Reachability property qltransition_222 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 90/109 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:33] [INFO ] Deduced a trap composed of 48 places in 259 ms of which 33 ms to minimize.
Reachability property qltransition_11 is true.
SDD proceeding with computation,948 properties remain. new max is 131072
SDD size :4.98838e+06 after 7.6245e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:35] [INFO ] Deduced a trap composed of 62 places in 203 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:36] [INFO ] Deduced a trap composed of 48 places in 229 ms of which 20 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 3/112 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:46] [INFO ] Deduced a trap composed of 42 places in 175 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:47] [INFO ] Deduced a trap composed of 52 places in 197 ms of which 25 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 2/114 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:49] [INFO ] Deduced a trap composed of 50 places in 365 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:49] [INFO ] Deduced a trap composed of 42 places in 207 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:49] [INFO ] Deduced a trap composed of 48 places in 262 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:51] [INFO ] Deduced a trap composed of 36 places in 225 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:51] [INFO ] Deduced a trap composed of 50 places in 213 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:51] [INFO ] Deduced a trap composed of 50 places in 216 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:52] [INFO ] Deduced a trap composed of 54 places in 211 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:52] [INFO ] Deduced a trap composed of 54 places in 210 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:52] [INFO ] Deduced a trap composed of 58 places in 164 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:56] [INFO ] Deduced a trap composed of 41 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:56] [INFO ] Deduced a trap composed of 42 places in 209 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:56] [INFO ] Deduced a trap composed of 48 places in 249 ms of which 28 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 12/126 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:59] [INFO ] Deduced a trap composed of 35 places in 220 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:22:59] [INFO ] Deduced a trap composed of 56 places in 205 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:00] [INFO ] Deduced a trap composed of 48 places in 222 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:00] [INFO ] Deduced a trap composed of 36 places in 235 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:01] [INFO ] Deduced a trap composed of 59 places in 207 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:01] [INFO ] Deduced a trap composed of 52 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:01] [INFO ] Deduced a trap composed of 48 places in 214 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:02] [INFO ] Deduced a trap composed of 36 places in 223 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:02] [INFO ] Deduced a trap composed of 48 places in 255 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:02] [INFO ] Deduced a trap composed of 47 places in 218 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:04] [INFO ] Deduced a trap composed of 36 places in 224 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:05] [INFO ] Deduced a trap composed of 51 places in 194 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:07] [INFO ] Deduced a trap composed of 47 places in 213 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:07] [INFO ] Deduced a trap composed of 47 places in 218 ms of which 25 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 14/140 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:09] [INFO ] Deduced a trap composed of 51 places in 228 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:16] [INFO ] Deduced a trap composed of 52 places in 215 ms of which 21 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 2/142 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:17] [INFO ] Deduced a trap composed of 49 places in 281 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:18] [INFO ] Deduced a trap composed of 50 places in 238 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:20] [INFO ] Deduced a trap composed of 35 places in 218 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:20] [INFO ] Deduced a trap composed of 55 places in 183 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:21] [INFO ] Deduced a trap composed of 47 places in 208 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:21] [INFO ] Deduced a trap composed of 48 places in 246 ms of which 28 ms to minimize.
Reachability property qltransition_852 is true.
Reachability property qltransition_851 is true.
Reachability property qltransition_850 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:25] [INFO ] Deduced a trap composed of 48 places in 210 ms of which 14 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/257 variables, 7/149 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:27] [INFO ] Deduced a trap composed of 49 places in 225 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:27] [INFO ] Deduced a trap composed of 47 places in 184 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:27] [INFO ] Deduced a trap composed of 44 places in 196 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:27] [INFO ] Deduced a trap composed of 48 places in 182 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:27] [INFO ] Deduced a trap composed of 48 places in 207 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:29] [INFO ] Deduced a trap composed of 53 places in 197 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:30] [INFO ] Deduced a trap composed of 57 places in 200 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:30] [INFO ] Deduced a trap composed of 60 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:30] [INFO ] Deduced a trap composed of 62 places in 198 ms of which 19 ms to minimize.
Reachability property qltransition_273 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:31] [INFO ] Deduced a trap composed of 36 places in 239 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:23:32] [INFO ] Deduced a trap composed of 58 places in 185 ms of which 23 ms to minimize.
SDD proceeding with computation,944 properties remain. new max is 131072
SDD size :7.6245e+06 after 1.16161e+07
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 11/160 constraints. Problems are: Problem set: 11 solved, 536 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 257/767 variables, and 160 constraints, problems are : Problem set: 11 solved, 536 unsolved in 75019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/257 constraints, ReadFeed: 0/279 constraints, PredecessorRefiner: 0/547 constraints, Known Traps: 141/141 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150214ms problems are : Problem set: 11 solved, 536 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 118 out of 257 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 257/257 places, 1104/1104 transitions.
Applied a total of 0 rules in 40 ms. Remains 257 /257 variables (removed 0) and now considering 1104/1104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41 ms. Remains : 257/257 places, 1104/1104 transitions.
RANDOM walk for 2278425 steps (4 resets) in 120004 ms. (18 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 536/536 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 536/536 properties
Probabilistic random walk after 1000001 steps, saw 344184 distinct states, run finished after 29011 ms. (steps per millisecond=34 ) properties seen :0
[2026-05-23 22:24:44] [INFO ] Flow matrix only has 510 transitions (discarded 594 similar events)
[2026-05-23 22:24:44] [INFO ] Invariant cache hit.
[2026-05-23 22:24:44] [INFO ] State equation strengthened by 279 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 536 unsolved
Reachability property qltransition_1006 is true.
Reachability property qltransition_1004 is true.
Reachability property qltransition_1000 is true.
Reachability property qltransition_919 is true.
Reachability property qltransition_918 is true.
Reachability property qltransition_917 is true.
Reachability property qltransition_900 is true.
Reachability property qltransition_899 is true.
Reachability property qltransition_898 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 139/257 variables, 12/13 constraints. Problems are: Problem set: 1 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 1 solved, 535 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:54] [INFO ] Deduced a trap composed of 15 places in 469 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:54] [INFO ] Deduced a trap composed of 19 places in 178 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:55] [INFO ] Deduced a trap composed of 21 places in 145 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:55] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:55] [INFO ] Deduced a trap composed of 51 places in 252 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:55] [INFO ] Deduced a trap composed of 48 places in 268 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:56] [INFO ] Deduced a trap composed of 49 places in 254 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:56] [INFO ] Deduced a trap composed of 23 places in 248 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:56] [INFO ] Deduced a trap composed of 27 places in 230 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:57] [INFO ] Deduced a trap composed of 35 places in 250 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_702 is true.
[2026-05-23 22:24:57] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:57] [INFO ] Deduced a trap composed of 48 places in 243 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:57] [INFO ] Deduced a trap composed of 48 places in 221 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:58] [INFO ] Deduced a trap composed of 3 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:58] [INFO ] Deduced a trap composed of 14 places in 270 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:58] [INFO ] Deduced a trap composed of 41 places in 374 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:58] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:58] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:59] [INFO ] Deduced a trap composed of 36 places in 319 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:59] [INFO ] Deduced a trap composed of 36 places in 274 ms of which 40 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 20/39 constraints. Problems are: Problem set: 1 solved, 535 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:00] [INFO ] Deduced a trap composed of 47 places in 311 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:01] [INFO ] Deduced a trap composed of 36 places in 211 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:01] [INFO ] Deduced a trap composed of 57 places in 200 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:01] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_590 is true.
Reachability property qltransition_589 is true.
Reachability property qltransition_588 is true.
[2026-05-23 22:25:02] [INFO ] Deduced a trap composed of 57 places in 210 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:02] [INFO ] Deduced a trap composed of 11 places in 195 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:02] [INFO ] Deduced a trap composed of 48 places in 211 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:02] [INFO ] Deduced a trap composed of 48 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:02] [INFO ] Deduced a trap composed of 36 places in 245 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:03] [INFO ] Deduced a trap composed of 36 places in 252 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:03] [INFO ] Deduced a trap composed of 13 places in 134 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:03] [INFO ] Deduced a trap composed of 3 places in 249 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:04] [INFO ] Deduced a trap composed of 52 places in 217 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:04] [INFO ] Deduced a trap composed of 52 places in 204 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:04] [INFO ] Deduced a trap composed of 48 places in 229 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:05] [INFO ] Deduced a trap composed of 36 places in 340 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:05] [INFO ] Deduced a trap composed of 15 places in 127 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:05] [INFO ] Deduced a trap composed of 35 places in 220 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:05] [INFO ] Deduced a trap composed of 36 places in 236 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:06] [INFO ] Deduced a trap composed of 17 places in 95 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 20/59 constraints. Problems are: Problem set: 4 solved, 532 unsolved
Reachability property qltransition_500 is true.
Reachability property qltransition_499 is true.
Reachability property qltransition_498 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:08] [INFO ] Deduced a trap composed of 52 places in 226 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:08] [INFO ] Deduced a trap composed of 48 places in 229 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:09] [INFO ] Deduced a trap composed of 48 places in 208 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:10] [INFO ] Deduced a trap composed of 19 places in 203 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:10] [INFO ] Deduced a trap composed of 36 places in 243 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:10] [INFO ] Deduced a trap composed of 19 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:11] [INFO ] Deduced a trap composed of 60 places in 187 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:11] [INFO ] Deduced a trap composed of 36 places in 210 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:12] [INFO ] Deduced a trap composed of 54 places in 245 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:12] [INFO ] Deduced a trap composed of 57 places in 273 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:12] [INFO ] Deduced a trap composed of 58 places in 259 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:13] [INFO ] Deduced a trap composed of 36 places in 273 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:14] [INFO ] Deduced a trap composed of 50 places in 229 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:14] [INFO ] Deduced a trap composed of 17 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:15] [INFO ] Deduced a trap composed of 41 places in 215 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:15] [INFO ] Deduced a trap composed of 41 places in 208 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:16] [INFO ] Deduced a trap composed of 42 places in 253 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:17] [INFO ] Deduced a trap composed of 21 places in 264 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:17] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 5 ms to minimize.
SDD proceeding with computation,928 properties remain. new max is 131072
SDD size :1.16161e+07 after 1.48588e+07
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 19/78 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:23] [INFO ] Deduced a trap composed of 42 places in 347 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:24] [INFO ] Deduced a trap composed of 51 places in 390 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:30] [INFO ] Deduced a trap composed of 52 places in 345 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:31] [INFO ] Deduced a trap composed of 52 places in 266 ms of which 33 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 4/82 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:34] [INFO ] Deduced a trap composed of 47 places in 243 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:35] [INFO ] Deduced a trap composed of 59 places in 220 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:37] [INFO ] Deduced a trap composed of 50 places in 340 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:37] [INFO ] Deduced a trap composed of 36 places in 317 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:38] [INFO ] Deduced a trap composed of 57 places in 321 ms of which 35 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 5/87 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:44] [INFO ] Deduced a trap composed of 51 places in 338 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:44] [INFO ] Deduced a trap composed of 47 places in 381 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:45] [INFO ] Deduced a trap composed of 58 places in 242 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:45] [INFO ] Deduced a trap composed of 58 places in 268 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:45] [INFO ] Deduced a trap composed of 48 places in 257 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:45] [INFO ] Deduced a trap composed of 48 places in 266 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:46] [INFO ] Deduced a trap composed of 48 places in 336 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:46] [INFO ] Deduced a trap composed of 48 places in 324 ms of which 53 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 8/95 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:00] [INFO ] Deduced a trap composed of 48 places in 321 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:01] [INFO ] Deduced a trap composed of 57 places in 360 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:03] [INFO ] Deduced a trap composed of 57 places in 308 ms of which 41 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/257 variables, 3/98 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:07] [INFO ] Deduced a trap composed of 51 places in 355 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:07] [INFO ] Deduced a trap composed of 51 places in 341 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:08] [INFO ] Deduced a trap composed of 57 places in 308 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:08] [INFO ] Deduced a trap composed of 48 places in 314 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:09] [INFO ] Deduced a trap composed of 50 places in 257 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:09] [INFO ] Deduced a trap composed of 49 places in 299 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:09] [INFO ] Deduced a trap composed of 51 places in 242 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:10] [INFO ] Deduced a trap composed of 48 places in 217 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:10] [INFO ] Deduced a trap composed of 58 places in 230 ms of which 24 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 257/767 variables, and 107 constraints, problems are : Problem set: 5 solved, 531 unsolved in 90021 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/257 constraints, ReadFeed: 0/279 constraints, PredecessorRefiner: 536/536 constraints, Known Traps: 88/88 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/118 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 531 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/118 variables, 0/1 constraints. Problems are: Problem set: 5 solved, 531 unsolved
At refinement iteration 2 (OVERLAPS) 139/257 variables, 12/13 constraints. Problems are: Problem set: 5 solved, 531 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Reachability property qltransition_1036 is true.
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 88/107 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Reachability property qltransition_934 is true.
Reachability property qltransition_933 is true.
Reachability property qltransition_932 is true.
Reachability property qltransition_868 is true.
Reachability property qltransition_867 is true.
Reachability property qltransition_866 is true.
Reachability property qltransition_811 is true.
Reachability property qltransition_801 is true.
Reachability property qltransition_791 is true.
Reachability property qltransition_781 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:22] [INFO ] Deduced a trap composed of 41 places in 347 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:23] [INFO ] Deduced a trap composed of 41 places in 230 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:23] [INFO ] Deduced a trap composed of 58 places in 188 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:24] [INFO ] Deduced a trap composed of 36 places in 258 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:24] [INFO ] Deduced a trap composed of 59 places in 212 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:24] [INFO ] Deduced a trap composed of 51 places in 212 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:25] [INFO ] Deduced a trap composed of 48 places in 257 ms of which 24 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 7/114 constraints. Problems are: Problem set: 5 solved, 531 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:30] [INFO ] Deduced a trap composed of 36 places in 328 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:30] [INFO ] Deduced a trap composed of 36 places in 334 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:30] [INFO ] Deduced a trap composed of 36 places in 213 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:34] [INFO ] Deduced a trap composed of 48 places in 350 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:35] [INFO ] Deduced a trap composed of 42 places in 283 ms of which 31 ms to minimize.
Reachability property qltransition_676 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:36] [INFO ] Deduced a trap composed of 41 places in 351 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_665 is true.
Reachability property qltransition_664 is true.
Reachability property qltransition_663 is true.
Reachability property qltransition_661 is true.
[2026-05-23 22:26:36] [INFO ] Deduced a trap composed of 42 places in 302 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:37] [INFO ] Deduced a trap composed of 42 places in 236 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:37] [INFO ] Deduced a trap composed of 42 places in 216 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:37] [INFO ] Deduced a trap composed of 47 places in 287 ms of which 27 ms to minimize.
Reachability property qltransition_646 is true.
Reachability property qltransition_631 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 10/124 constraints. Problems are: Problem set: 12 solved, 524 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_616 is true.
[2026-05-23 22:26:40] [INFO ] Deduced a trap composed of 48 places in 402 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:42] [INFO ] Deduced a trap composed of 52 places in 292 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:42] [INFO ] Deduced a trap composed of 58 places in 224 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:42] [INFO ] Deduced a trap composed of 59 places in 218 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:43] [INFO ] Deduced a trap composed of 50 places in 237 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:43] [INFO ] Deduced a trap composed of 51 places in 224 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:43] [INFO ] Deduced a trap composed of 49 places in 373 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:44] [INFO ] Deduced a trap composed of 52 places in 328 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:44] [INFO ] Deduced a trap composed of 50 places in 274 ms of which 28 ms to minimize.
Reachability property qltransition_509 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:45] [INFO ] Deduced a trap composed of 56 places in 199 ms of which 15 ms to minimize.
Reachability property qltransition_494 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:47] [INFO ] Deduced a trap composed of 48 places in 259 ms of which 24 ms to minimize.
Reachability property qltransition_479 is true.
Reachability property qltransition_464 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:49] [INFO ] Deduced a trap composed of 47 places in 232 ms of which 24 ms to minimize.
Reachability property qltransition_419 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_404 is true.
[2026-05-23 22:26:51] [INFO ] Deduced a trap composed of 52 places in 279 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:51] [INFO ] Deduced a trap composed of 52 places in 250 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:52] [INFO ] Deduced a trap composed of 52 places in 251 ms of which 30 ms to minimize.
Reachability property qltransition_389 is true.
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 15/139 constraints. Problems are: Problem set: 19 solved, 517 unsolved
Reachability property qltransition_359 is true.
Reachability property qltransition_350 is true.
Reachability property qltransition_349 is true.
Reachability property qltransition_348 is true.
Reachability property qltransition_344 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:53] [INFO ] Deduced a trap composed of 51 places in 308 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:54] [INFO ] Deduced a trap composed of 43 places in 230 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:55] [INFO ] Deduced a trap composed of 47 places in 328 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:55] [INFO ] Deduced a trap composed of 47 places in 378 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:55] [INFO ] Deduced a trap composed of 43 places in 306 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_329 is true.
[2026-05-23 22:26:56] [INFO ] Deduced a trap composed of 49 places in 373 ms of which 32 ms to minimize.
Reachability property qltransition_314 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:56] [INFO ] Deduced a trap composed of 44 places in 308 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_284 is true.
[2026-05-23 22:26:57] [INFO ] Deduced a trap composed of 47 places in 400 ms of which 47 ms to minimize.
Reachability property qltransition_269 is true.
Reachability property qltransition_254 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_239 is true.
[2026-05-23 22:26:58] [INFO ] Deduced a trap composed of 49 places in 382 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:58] [INFO ] Deduced a trap composed of 45 places in 267 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_226 is true.
[2026-05-23 22:26:58] [INFO ] Deduced a trap composed of 49 places in 232 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_220 is true.
Reachability property qltransition_214 is true.
[2026-05-23 22:26:58] [INFO ] Deduced a trap composed of 51 places in 246 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_208 is true.
[2026-05-23 22:26:59] [INFO ] Deduced a trap composed of 49 places in 251 ms of which 25 ms to minimize.
Reachability property qltransition_202 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:00] [INFO ] Deduced a trap composed of 51 places in 378 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:01] [INFO ] Deduced a trap composed of 51 places in 380 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:01] [INFO ] Deduced a trap composed of 51 places in 255 ms of which 14 ms to minimize.
Reachability property qltransition_160 is true.
Reachability property qltransition_154 is true.
Reachability property qltransition_148 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_142 is true.
[2026-05-23 22:27:02] [INFO ] Deduced a trap composed of 52 places in 403 ms of which 41 ms to minimize.
Reachability property qltransition_130 is true.
Reachability property qltransition_118 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_82 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_70 is true.
[2026-05-23 22:27:05] [INFO ] Deduced a trap composed of 42 places in 354 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:05] [INFO ] Deduced a trap composed of 42 places in 353 ms of which 33 ms to minimize.
Reachability property qltransition_46 is true.
Reachability property qltransition_34 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_22 is true.
Reachability property qltransition_16 is true.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 19/158 constraints. Problems are: Problem set: 36 solved, 500 unsolved
SDD proceeding with computation,871 properties remain. new max is 131072
SDD size :1.48588e+07 after 1.93666e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:09] [INFO ] Deduced a trap composed of 36 places in 206 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:09] [INFO ] Deduced a trap composed of 36 places in 205 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:09] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:09] [INFO ] Deduced a trap composed of 47 places in 310 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:10] [INFO ] Deduced a trap composed of 49 places in 295 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:11] [INFO ] Deduced a trap composed of 52 places in 358 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:12] [INFO ] Deduced a trap composed of 50 places in 260 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:12] [INFO ] Deduced a trap composed of 41 places in 210 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:12] [INFO ] Deduced a trap composed of 58 places in 275 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:13] [INFO ] Deduced a trap composed of 59 places in 253 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:13] [INFO ] Deduced a trap composed of 49 places in 258 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:14] [INFO ] Deduced a trap composed of 50 places in 224 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:14] [INFO ] Deduced a trap composed of 52 places in 214 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:15] [INFO ] Deduced a trap composed of 51 places in 206 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:16] [INFO ] Deduced a trap composed of 52 places in 546 ms of which 32 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 15/173 constraints. Problems are: Problem set: 36 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:21] [INFO ] Deduced a trap composed of 52 places in 193 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:22] [INFO ] Deduced a trap composed of 48 places in 217 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:22] [INFO ] Deduced a trap composed of 53 places in 207 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:25] [INFO ] Deduced a trap composed of 48 places in 264 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:25] [INFO ] Deduced a trap composed of 50 places in 235 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:25] [INFO ] Deduced a trap composed of 52 places in 219 ms of which 24 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/257 variables, 6/179 constraints. Problems are: Problem set: 36 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:30] [INFO ] Deduced a trap composed of 52 places in 245 ms of which 20 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 1/180 constraints. Problems are: Problem set: 36 solved, 500 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:37] [INFO ] Deduced a trap composed of 57 places in 348 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:37] [INFO ] Deduced a trap composed of 48 places in 230 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:37] [INFO ] Deduced a trap composed of 53 places in 237 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:38] [INFO ] Deduced a trap composed of 47 places in 232 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:39] [INFO ] Deduced a trap composed of 36 places in 244 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:39] [INFO ] Deduced a trap composed of 52 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:40] [INFO ] Deduced a trap composed of 61 places in 306 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:41] [INFO ] Deduced a trap composed of 41 places in 367 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:27:42] [INFO ] Deduced a trap composed of 50 places in 309 ms of which 39 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 257/767 variables, and 189 constraints, problems are : Problem set: 36 solved, 500 unsolved in 90022 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/257 constraints, ReadFeed: 0/279 constraints, PredecessorRefiner: 0/536 constraints, Known Traps: 170/170 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180193ms problems are : Problem set: 36 solved, 500 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 118 out of 257 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 257/257 places, 1104/1104 transitions.
Applied a total of 0 rules in 56 ms. Remains 257 /257 variables (removed 0) and now considering 1104/1104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 257/257 places, 1104/1104 transitions.
RANDOM walk for 2434456 steps (4 resets) in 120004 ms. (20 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 500/500 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 500/500 properties
Detected timeout of ITS tools.
[2026-05-23 22:28:20] [INFO ] Flatten gal took : 121 ms
[2026-05-23 22:28:20] [INFO ] Applying decomposition
[2026-05-23 22:28:20] [INFO ] Flatten gal took : 87 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/graph11946922228440020127.txt' '-o' '/tmp/graph11946922228440020127.bin' '-w' '/tmp/graph11946922228440020127.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11946922228440020127.bin' '-l' '-1' '-v' '-w' '/tmp/graph11946922228440020127.weights' '-q' '0' '-e' '0.001'
[2026-05-23 22:28:20] [INFO ] Decomposing Gal with order
[2026-05-23 22:28:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 22:28:21] [INFO ] Removed a total of 1955 redundant transitions.
[2026-05-23 22:28:21] [INFO ] Flatten gal took : 607 ms
[2026-05-23 22:28:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 145 labels/synchronizations in 146 ms.
[2026-05-23 22:28:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13258656577761193170.gal : 50 ms
[2026-05-23 22:28:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13869997531019028101.prop : 12 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13258656577761193170.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13869997531019028101.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality13869997531019028101.prop.
SDD proceeding with computation,500 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,500 properties remain. new max is 8
SDD size :3 after 5
SDD proceeding with computation,500 properties remain. new max is 16
SDD size :5 after 5
SDD proceeding with computation,500 properties remain. new max is 32
SDD size :5 after 5
SDD proceeding with computation,500 properties remain. new max is 64
SDD size :5 after 5
SDD proceeding with computation,500 properties remain. new max is 128
SDD size :5 after 5
SDD proceeding with computation,500 properties remain. new max is 256
SDD size :5 after 28
SDD proceeding with computation,500 properties remain. new max is 512
SDD size :28 after 312
SDD proceeding with computation,500 properties remain. new max is 1024
SDD size :7540 after 9294
Reachability property qltransition_721 is true.
Reachability property qltransition_684 is true.
Reachability property qltransition_232 is true.
Reachability property qltransition_230 is true.
Reachability property qltransition_80 is true.
SDD proceeding with computation,495 properties remain. new max is 1024
SDD size :9294 after 10641
Reachability property qltransition_151 is true.
SDD proceeding with computation,494 properties remain. new max is 1024
SDD size :10641 after 30598
Reachability property qltransition_965 is true.
Reachability property qltransition_945 is true.
SDD proceeding with computation,492 properties remain. new max is 1024
SDD size :30598 after 40006
SDD proceeding with computation,492 properties remain. new max is 2048
SDD size :40006 after 117535
SDD proceeding with computation,492 properties remain. new max is 4096
SDD size :117535 after 218663
Probabilistic random walk after 1000001 steps, saw 344184 distinct states, run finished after 26747 ms. (steps per millisecond=37 ) properties seen :0
[2026-05-23 22:28:42] [INFO ] Flow matrix only has 510 transitions (discarded 594 similar events)
[2026-05-23 22:28:42] [INFO ] Invariant cache hit.
[2026-05-23 22:28:42] [INFO ] State equation strengthened by 279 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/117 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/117 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 2 (OVERLAPS) 140/257 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 492 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 492 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:51] [INFO ] Deduced a trap composed of 15 places in 224 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:51] [INFO ] Deduced a trap composed of 17 places in 273 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:51] [INFO ] Deduced a trap composed of 19 places in 229 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:51] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:52] [INFO ] Deduced a trap composed of 19 places in 216 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:52] [INFO ] Deduced a trap composed of 21 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:52] [INFO ] Deduced a trap composed of 25 places in 205 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:52] [INFO ] Deduced a trap composed of 35 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:53] [INFO ] Deduced a trap composed of 36 places in 210 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:53] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:53] [INFO ] Deduced a trap composed of 3 places in 187 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:53] [INFO ] Deduced a trap composed of 3 places in 197 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 58 places in 175 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 23 places in 170 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 11 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 21 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:54] [INFO ] Deduced a trap composed of 62 places in 196 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:55] [INFO ] Deduced a trap composed of 52 places in 206 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:55] [INFO ] Deduced a trap composed of 36 places in 217 ms of which 22 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 492 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:55] [INFO ] Deduced a trap composed of 23 places in 115 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:56] [INFO ] Deduced a trap composed of 41 places in 209 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:56] [INFO ] Deduced a trap composed of 14 places in 237 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:57] [INFO ] Deduced a trap composed of 35 places in 234 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:57] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:57] [INFO ] Deduced a trap composed of 13 places in 197 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:57] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:57] [INFO ] Deduced a trap composed of 52 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:58] [INFO ] Deduced a trap composed of 36 places in 224 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:58] [INFO ] Deduced a trap composed of 15 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:58] [INFO ] Deduced a trap composed of 52 places in 202 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:58] [INFO ] Deduced a trap composed of 42 places in 201 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:59] [INFO ] Deduced a trap composed of 17 places in 103 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:59] [INFO ] Deduced a trap composed of 48 places in 233 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:28:59] [INFO ] Deduced a trap composed of 48 places in 221 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:00] [INFO ] Deduced a trap composed of 49 places in 237 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:00] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:00] [INFO ] Deduced a trap composed of 58 places in 232 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:01] [INFO ] Deduced a trap composed of 51 places in 207 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:01] [INFO ] Deduced a trap composed of 51 places in 239 ms of which 28 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 492 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:02] [INFO ] Deduced a trap composed of 36 places in 240 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:03] [INFO ] Deduced a trap composed of 63 places in 171 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:03] [INFO ] Deduced a trap composed of 41 places in 253 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:04] [INFO ] Deduced a trap composed of 47 places in 238 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:05] [INFO ] Deduced a trap composed of 53 places in 180 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:05] [INFO ] Deduced a trap composed of 52 places in 203 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:06] [INFO ] Deduced a trap composed of 48 places in 223 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:07] [INFO ] Deduced a trap composed of 52 places in 219 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:08] [INFO ] Deduced a trap composed of 36 places in 240 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:09] [INFO ] Deduced a trap composed of 48 places in 266 ms of which 18 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 10/69 constraints. Problems are: Problem set: 0 solved, 492 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:14] [INFO ] Deduced a trap composed of 59 places in 310 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:15] [INFO ] Deduced a trap composed of 53 places in 371 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:17] [INFO ] Deduced a trap composed of 36 places in 397 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_1080 is true.
Reachability property qltransition_1078 is true.
Reachability property qltransition_1056 is true.
Reachability property qltransition_1043 is true.
Reachability property qltransition_1041 is true.
[2026-05-23 22:29:18] [INFO ] Deduced a trap composed of 61 places in 337 ms of which 27 ms to minimize.
Reachability property qltransition_991 is true.
Reachability property qltransition_989 is true.
Reachability property qltransition_987 is true.
Reachability property qltransition_986 is true.
Reachability property qltransition_985 is true.
Reachability property qltransition_984 is true.
Reachability property qltransition_967 is true.
Reachability property qltransition_966 is true.
Reachability property qltransition_955 is true.
Reachability property qltransition_952 is true.
Reachability property qltransition_951 is true.
Reachability property qltransition_948 is true.
Reachability property qltransition_947 is true.
Reachability property qltransition_946 is true.
Reachability property qltransition_723 is true.
Reachability property qltransition_696 is true.
Reachability property qltransition_474 is true.
Reachability property qltransition_472 is true.
Reachability property qltransition_471 is true.
Reachability property qltransition_459 is true.
Reachability property qltransition_457 is true.
Reachability property qltransition_456 is true.
Reachability property qltransition_347 is true.
Reachability property qltransition_346 is true.
Reachability property qltransition_343 is true.
Reachability property qltransition_341 is true.
Reachability property qltransition_340 is true.
Reachability property qltransition_338 is true.
Reachability property qltransition_323 is true.
Reachability property qltransition_317 is true.
Reachability property qltransition_316 is true.
Reachability property qltransition_313 is true.
Reachability property qltransition_311 is true.
Reachability property qltransition_272 is true.
Reachability property qltransition_271 is true.
Reachability property qltransition_268 is true.
Reachability property qltransition_266 is true.
Reachability property qltransition_265 is true.
Reachability property qltransition_263 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_248 is true.
[2026-05-23 22:29:22] [INFO ] Deduced a trap composed of 52 places in 329 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_242 is true.
Reachability property qltransition_241 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_236 is true.
Reachability property qltransition_235 is true.
Reachability property qltransition_233 is true.
Reachability property qltransition_225 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_218 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_211 is true.
Reachability property qltransition_188 is true.
Reachability property qltransition_187 is true.
[2026-05-23 22:29:22] [INFO ] Deduced a trap composed of 52 places in 302 ms of which 41 ms to minimize.
Reachability property qltransition_181 is true.
Reachability property qltransition_155 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_83 is true.
Reachability property qltransition_81 is true.
Reachability property qltransition_61 is true.
SDD proceeding with computation,422 properties remain. new max is 4096
SDD size :1.53992e+06 after 3.57252e+06
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 6/75 constraints. Problems are: Problem set: 70 solved, 422 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:24] [INFO ] Deduced a trap composed of 62 places in 233 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:25] [INFO ] Deduced a trap composed of 48 places in 272 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:25] [INFO ] Deduced a trap composed of 49 places in 270 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:26] [INFO ] Deduced a trap composed of 47 places in 288 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:26] [INFO ] Deduced a trap composed of 49 places in 248 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:26] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:27] [INFO ] Deduced a trap composed of 50 places in 289 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:27] [INFO ] Deduced a trap composed of 41 places in 257 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:32] [INFO ] Deduced a trap composed of 48 places in 219 ms of which 14 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/257 variables, 9/84 constraints. Problems are: Problem set: 70 solved, 422 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:37] [INFO ] Deduced a trap composed of 36 places in 251 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:37] [INFO ] Deduced a trap composed of 36 places in 240 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:38] [INFO ] Deduced a trap composed of 36 places in 251 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:39] [INFO ] Deduced a trap composed of 48 places in 224 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:40] [INFO ] Deduced a trap composed of 52 places in 337 ms of which 33 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/257 variables, 5/89 constraints. Problems are: Problem set: 70 solved, 422 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:48] [INFO ] Deduced a trap composed of 47 places in 287 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:49] [INFO ] Deduced a trap composed of 47 places in 257 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:51] [INFO ] Deduced a trap composed of 42 places in 226 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:52] [INFO ] Deduced a trap composed of 47 places in 258 ms of which 17 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/257 variables, 4/93 constraints. Problems are: Problem set: 70 solved, 422 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:57] [INFO ] Deduced a trap composed of 41 places in 267 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:57] [INFO ] Deduced a trap composed of 44 places in 230 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:58] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:58] [INFO ] Deduced a trap composed of 44 places in 252 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:58] [INFO ] Deduced a trap composed of 50 places in 382 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:59] [INFO ] Deduced a trap composed of 52 places in 355 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:59] [INFO ] Deduced a trap composed of 56 places in 229 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:59] [INFO ] Deduced a trap composed of 48 places in 264 ms of which 31 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/257 variables, 8/101 constraints. Problems are: Problem set: 70 solved, 422 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/257 variables, 0/101 constraints. Problems are: Problem set: 70 solved, 422 unsolved
At refinement iteration 13 (OVERLAPS) 510/767 variables, 257/358 constraints. Problems are: Problem set: 70 solved, 422 unsolved
Reachability property qltransition_191 is true.
Reachability property qltransition_92 is true.
Reachability property qltransition_62 is true.
SDD proceeding with computation,419 properties remain. new max is 4096
SDD size :3.57252e+06 after 5.68862e+06
At refinement iteration 14 (INCLUDED_ONLY) 0/767 variables, 279/637 constraints. Problems are: Problem set: 73 solved, 419 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 767/767 variables, and 637 constraints, problems are : Problem set: 73 solved, 419 unsolved in 105024 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 257/257 constraints, ReadFeed: 279/279 constraints, PredecessorRefiner: 492/492 constraints, Known Traps: 82/82 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 73 solved, 419 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 1/1 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 0/1 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 2 (OVERLAPS) 158/257 variables, 12/13 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/257 variables, 6/19 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/257 variables, 82/101 constraints. Problems are: Problem set: 73 solved, 419 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:32] [INFO ] Deduced a trap composed of 54 places in 298 ms of which 39 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/257 variables, 1/102 constraints. Problems are: Problem set: 73 solved, 419 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:36] [INFO ] Deduced a trap composed of 49 places in 217 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:36] [INFO ] Deduced a trap composed of 48 places in 289 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:37] [INFO ] Deduced a trap composed of 48 places in 349 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:39] [INFO ] Deduced a trap composed of 57 places in 297 ms of which 38 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/257 variables, 4/106 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 0/106 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 8 (OVERLAPS) 510/767 variables, 257/363 constraints. Problems are: Problem set: 73 solved, 419 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/767 variables, 279/642 constraints. Problems are: Problem set: 73 solved, 419 unsolved
Reachability property qltransition_1105 is true.
Reachability property qltransition_1087 is true.
Reachability property qltransition_1049 is true.
Reachability property qltransition_1029 is true.
Reachability property qltransition_1025 is true.
Reachability property qltransition_1023 is true.
Reachability property qltransition_999 is true.
Reachability property qltransition_998 is true.
Reachability property qltransition_956 is true.
Reachability property qltransition_944 is true.
Reachability property qltransition_943 is true.
Reachability property qltransition_936 is true.
Reachability property qltransition_903 is true.
Reachability property qltransition_731 is true.
Reachability property qltransition_658 is true.
Reachability property qltransition_657 is true.
Reachability property qltransition_655 is true.
Reachability property qltransition_653 is true.
Reachability property qltransition_652 is true.
Reachability property qltransition_640 is true.
Reachability property qltransition_638 is true.
Reachability property qltransition_637 is true.
Reachability property qltransition_628 is true.
Reachability property qltransition_627 is true.
Reachability property qltransition_625 is true.
Reachability property qltransition_624 is true.
Reachability property qltransition_622 is true.
Reachability property qltransition_621 is true.
Reachability property qltransition_613 is true.
Reachability property qltransition_612 is true.
Reachability property qltransition_610 is true.
Reachability property qltransition_609 is true.
Reachability property qltransition_607 is true.
Reachability property qltransition_606 is true.
Reachability property qltransition_527 is true.
Reachability property qltransition_526 is true.
Reachability property qltransition_522 is true.
Reachability property qltransition_520 is true.
Reachability property qltransition_518 is true.
Reachability property qltransition_517 is true.
Reachability property qltransition_515 is true.
Reachability property qltransition_514 is true.
Reachability property qltransition_513 is true.
Reachability property qltransition_482 is true.
Reachability property qltransition_467 is true.
Reachability property qltransition_377 is true.
Reachability property qltransition_376 is true.
Reachability property qltransition_372 is true.
Reachability property qltransition_371 is true.
Reachability property qltransition_369 is true.
Reachability property qltransition_368 is true.
Reachability property qltransition_365 is true.
Reachability property qltransition_364 is true.
Reachability property qltransition_363 is true.
Reachability property qltransition_302 is true.
Reachability property qltransition_301 is true.
Reachability property qltransition_297 is true.
Reachability property qltransition_296 is true.
Reachability property qltransition_294 is true.
Reachability property qltransition_293 is true.
Reachability property qltransition_261 is true.
Reachability property qltransition_260 is true.
Reachability property qltransition_229 is true.
Reachability property qltransition_105 is true.
Reachability property qltransition_75 is true.
Reachability property qltransition_73 is true.
SDD proceeding with computation,353 properties remain. new max is 4096
SDD size :5.68862e+06 after 7.89006e+06
At refinement iteration 10 (INCLUDED_ONLY) 0/767 variables, 419/1061 constraints. Problems are: Problem set: 139 solved, 353 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:31:32] [INFO ] Deduced a trap composed of 59 places in 231 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,353 properties remain. new max is 8192
SDD size :7.89006e+06 after 7.89006e+06
[2026-05-23 22:31:38] [INFO ] Deduced a trap composed of 35 places in 211 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:31:39] [INFO ] Deduced a trap composed of 36 places in 235 ms of which 25 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/767 variables, 3/1064 constraints. Problems are: Problem set: 139 solved, 353 unsolved
SDD proceeding with computation,353 properties remain. new max is 16384
SDD size :7.89006e+06 after 7.89006e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:32:08] [INFO ] Deduced a trap composed of 43 places in 352 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:32:09] [INFO ] Deduced a trap composed of 43 places in 284 ms of which 29 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 767/767 variables, and 1066 constraints, problems are : Problem set: 139 solved, 353 unsolved in 105030 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 257/257 constraints, ReadFeed: 279/279 constraints, PredecessorRefiner: 419/492 constraints, Known Traps: 92/92 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 210187ms problems are : Problem set: 139 solved, 353 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 94 out of 257 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 257/257 places, 1104/1104 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 245 transition count 1032
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 245 transition count 1032
Applied a total of 24 rules in 79 ms. Remains 245 /257 variables (removed 12) and now considering 1032/1104 (removed 72) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 245/257 places, 1032/1104 transitions.
RANDOM walk for 3371736 steps (8 resets) in 120004 ms. (28 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 299 ms. (133 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 300 ms. (132 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 246 ms. (161 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 293 ms. (136 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 268 ms. (148 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 251 ms. (158 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 243 ms. (163 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 251 ms. (158 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 298 ms. (133 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 292 ms. (136 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 284 ms. (140 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 288 ms. (138 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 267 ms. (149 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 290 ms. (137 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 246 ms. (161 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 291 ms. (137 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 222 ms. (179 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 249 ms. (160 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 272 ms. (146 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 255 ms. (156 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 258 ms. (154 steps per ms) remains 353/353 properties
BEST_FIRST walk for 40004 steps (8 resets) in 242 ms. (164 steps per ms) remains 353/353 properties
Interrupted probabilistic random walk after 6381536 steps, run timeout after 102001 ms. (steps per millisecond=62 ) properties seen :51 out of 353
Probabilistic random walk after 6381536 steps, saw 1231871 distinct states, run finished after 102009 ms. (steps per millisecond=62 ) properties seen :51
[2026-05-23 22:34:29] [INFO ] Flow matrix only has 438 transitions (discarded 594 similar events)
// Phase 1: matrix 438 rows 245 cols
[2026-05-23 22:34:29] [INFO ] Computed 19 invariants in 3 ms
[2026-05-23 22:34:29] [INFO ] State equation strengthened by 219 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 2 (OVERLAPS) 157/245 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:35] [INFO ] Deduced a trap composed of 15 places in 248 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:35] [INFO ] Deduced a trap composed of 17 places in 271 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:36] [INFO ] Deduced a trap composed of 19 places in 257 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:36] [INFO ] Deduced a trap composed of 21 places in 236 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:36] [INFO ] Deduced a trap composed of 19 places in 269 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:36] [INFO ] Deduced a trap composed of 21 places in 276 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:37] [INFO ] Deduced a trap composed of 27 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:37] [INFO ] Deduced a trap composed of 23 places in 264 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:37] [INFO ] Deduced a trap composed of 25 places in 269 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:38] [INFO ] Deduced a trap composed of 3 places in 240 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:38] [INFO ] Deduced a trap composed of 14 places in 287 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:38] [INFO ] Deduced a trap composed of 36 places in 280 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:38] [INFO ] Deduced a trap composed of 3 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:38] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 13 places in 233 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 13 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:39] [INFO ] Deduced a trap composed of 11 places in 88 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:40] [INFO ] Deduced a trap composed of 41 places in 273 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:40] [INFO ] Deduced a trap composed of 45 places in 268 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:40] [INFO ] Deduced a trap composed of 46 places in 267 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:41] [INFO ] Deduced a trap composed of 13 places in 158 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:41] [INFO ] Deduced a trap composed of 15 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:41] [INFO ] Deduced a trap composed of 59 places in 231 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:42] [INFO ] Deduced a trap composed of 36 places in 274 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:42] [INFO ] Deduced a trap composed of 47 places in 284 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:42] [INFO ] Deduced a trap composed of 17 places in 117 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:43] [INFO ] Deduced a trap composed of 23 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:43] [INFO ] Deduced a trap composed of 48 places in 226 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:43] [INFO ] Deduced a trap composed of 48 places in 213 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:44] [INFO ] Deduced a trap composed of 53 places in 232 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:44] [INFO ] Deduced a trap composed of 53 places in 220 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:45] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:45] [INFO ] Deduced a trap composed of 55 places in 250 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:46] [INFO ] Deduced a trap composed of 56 places in 223 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:46] [INFO ] Deduced a trap composed of 34 places in 238 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:46] [INFO ] Deduced a trap composed of 54 places in 223 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:47] [INFO ] Deduced a trap composed of 48 places in 247 ms of which 15 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 302 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:48] [INFO ] Deduced a trap composed of 53 places in 191 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:48] [INFO ] Deduced a trap composed of 47 places in 257 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:48] [INFO ] Deduced a trap composed of 45 places in 219 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:49] [INFO ] Deduced a trap composed of 54 places in 177 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:49] [INFO ] Deduced a trap composed of 52 places in 190 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:49] [INFO ] Deduced a trap composed of 52 places in 162 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:50] [INFO ] Deduced a trap composed of 52 places in 154 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:50] [INFO ] Deduced a trap composed of 55 places in 275 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:51] [INFO ] Deduced a trap composed of 52 places in 192 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:51] [INFO ] Deduced a trap composed of 48 places in 257 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:51] [INFO ] Deduced a trap composed of 41 places in 232 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_1108 is true.
[2026-05-23 22:34:52] [INFO ] Deduced a trap composed of 47 places in 240 ms of which 24 ms to minimize.
Reachability property qltransition_1085 is true.
Reachability property qltransition_1062 is true.
Reachability property qltransition_1027 is true.
Reachability property qltransition_993 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_953 is true.
[2026-05-23 22:34:53] [INFO ] Deduced a trap composed of 37 places in 279 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:53] [INFO ] Deduced a trap composed of 32 places in 262 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:53] [INFO ] Deduced a trap composed of 35 places in 265 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_660 is true.
Reachability property qltransition_656 is true.
Reachability property qltransition_630 is true.
Reachability property qltransition_615 is true.
[2026-05-23 22:34:54] [INFO ] Deduced a trap composed of 47 places in 277 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:55] [INFO ] Deduced a trap composed of 47 places in 236 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:55] [INFO ] Deduced a trap composed of 47 places in 210 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:55] [INFO ] Deduced a trap composed of 52 places in 231 ms of which 21 ms to minimize.
Reachability property qltransition_521 is true.
Reachability property qltransition_475 is true.
Reachability property qltransition_460 is true.
Reachability property qltransition_382 is true.
Reachability property qltransition_381 is true.
At refinement iteration 6 (INCLUDED_ONLY) 0/245 variables, 19/78 constraints. Problems are: Problem set: 6 solved, 296 unsolved
Reachability property qltransition_339 is true.
Reachability property qltransition_332 is true.
Reachability property qltransition_331 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:00] [INFO ] Deduced a trap composed of 56 places in 224 ms of which 23 ms to minimize.
Reachability property qltransition_264 is true.
Reachability property qltransition_257 is true.
Reachability property qltransition_256 is true.
At refinement iteration 7 (INCLUDED_ONLY) 0/245 variables, 1/79 constraints. Problems are: Problem set: 16 solved, 286 unsolved
Reachability property qltransition_185 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_135 is true.
Reachability property qltransition_129 is true.
Reachability property qltransition_106 is true.
Reachability property qltransition_104 is true.
Reachability property qltransition_99 is true.
Reachability property qltransition_76 is true.
Reachability property qltransition_74 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_69 is true.
Reachability property qltransition_68 is true.
Reachability property qltransition_67 is true.
[2026-05-23 22:35:03] [INFO ] Deduced a trap composed of 60 places in 195 ms of which 14 ms to minimize.
SDD proceeding with computation,319 properties remain. new max is 16384
SDD size :1.40508e+07 after 2.03855e+07
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:04] [INFO ] Deduced a trap composed of 49 places in 220 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:05] [INFO ] Deduced a trap composed of 55 places in 433 ms of which 35 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/245 variables, 3/82 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:07] [INFO ] Deduced a trap composed of 42 places in 249 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:07] [INFO ] Deduced a trap composed of 53 places in 220 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:08] [INFO ] Deduced a trap composed of 36 places in 223 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:09] [INFO ] Deduced a trap composed of 44 places in 255 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:35:09] [INFO ] Deduced a trap composed of 53 places in 254 ms of which 27 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/245 variables, 5/87 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/245 variables, 0/87 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 11 (OVERLAPS) 438/683 variables, 245/332 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 219/551 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 0/551 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 14 (OVERLAPS) 0/683 variables, 0/551 constraints. Problems are: Problem set: 25 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 683/683 variables, and 551 constraints, problems are : Problem set: 25 solved, 277 unsolved in 89004 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 245/245 constraints, ReadFeed: 219/219 constraints, PredecessorRefiner: 302/302 constraints, Known Traps: 68/68 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 1/1 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/81 variables, 0/1 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 2 (OVERLAPS) 164/245 variables, 12/13 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/245 variables, 6/19 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 68/87 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:00] [INFO ] Deduced a trap composed of 36 places in 202 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:00] [INFO ] Deduced a trap composed of 36 places in 229 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:02] [INFO ] Deduced a trap composed of 47 places in 202 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:02] [INFO ] Deduced a trap composed of 44 places in 195 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:02] [INFO ] Deduced a trap composed of 48 places in 185 ms of which 22 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 5/92 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:04] [INFO ] Deduced a trap composed of 59 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:04] [INFO ] Deduced a trap composed of 53 places in 148 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:04] [INFO ] Deduced a trap composed of 47 places in 193 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:06] [INFO ] Deduced a trap composed of 56 places in 162 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:06] [INFO ] Deduced a trap composed of 35 places in 206 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:07] [INFO ] Deduced a trap composed of 37 places in 181 ms of which 18 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/245 variables, 6/98 constraints. Problems are: Problem set: 25 solved, 277 unsolved
SDD proceeding with computation,319 properties remain. new max is 32768
SDD size :2.03855e+07 after 2.03855e+07
At refinement iteration 7 (INCLUDED_ONLY) 0/245 variables, 0/98 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 8 (OVERLAPS) 438/683 variables, 245/343 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/683 variables, 219/562 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/683 variables, 277/839 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:33] [INFO ] Deduced a trap composed of 57 places in 181 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:37] [INFO ] Deduced a trap composed of 52 places in 229 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:38] [INFO ] Deduced a trap composed of 37 places in 188 ms of which 21 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/683 variables, 3/842 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:36:59] [INFO ] Deduced a trap composed of 33 places in 232 ms of which 21 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 1/843 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:37:16] [INFO ] Deduced a trap composed of 43 places in 161 ms of which 18 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 1/844 constraints. Problems are: Problem set: 25 solved, 277 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/683 variables, 0/844 constraints. Problems are: Problem set: 25 solved, 277 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 683/683 variables, and 844 constraints, problems are : Problem set: 25 solved, 277 unsolved in 120017 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 245/245 constraints, ReadFeed: 219/219 constraints, PredecessorRefiner: 277/302 constraints, Known Traps: 84/84 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 209105ms problems are : Problem set: 25 solved, 277 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 81 out of 245 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 245/245 places, 1032/1032 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 238 transition count 990
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 238 transition count 990
Applied a total of 14 rules in 58 ms. Remains 238 /245 variables (removed 7) and now considering 990/1032 (removed 42) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 238/245 places, 990/1032 transitions.
Detected timeout of ITS tools.
RANDOM walk for 4000000 steps (8 resets) in 108697 ms. (36 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 176 ms. (226 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 187 ms. (212 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 168 ms. (236 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 193 ms. (206 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 277/277 properties
Interrupted probabilistic random walk after 6630876 steps, run timeout after 90001 ms. (steps per millisecond=73 ) properties seen :41 out of 277
Probabilistic random walk after 6630876 steps, saw 1164894 distinct states, run finished after 90004 ms. (steps per millisecond=73 ) properties seen :41
[2026-05-23 22:39:58] [INFO ] Flow matrix only has 396 transitions (discarded 594 similar events)
// Phase 1: matrix 396 rows 238 cols
[2026-05-23 22:39:58] [INFO ] Computed 19 invariants in 3 ms
[2026-05-23 22:39:58] [INFO ] State equation strengthened by 184 read => feed constraints.
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 2 (OVERLAPS) 159/238 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:02] [INFO ] Deduced a trap composed of 3 places in 221 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:02] [INFO ] Deduced a trap composed of 15 places in 223 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:03] [INFO ] Deduced a trap composed of 19 places in 216 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:03] [INFO ] Deduced a trap composed of 21 places in 250 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:03] [INFO ] Deduced a trap composed of 23 places in 256 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:03] [INFO ] Deduced a trap composed of 39 places in 238 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 50 places in 195 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 23 places in 107 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 27 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 35 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:04] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 12 places in 208 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 11 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 13 places in 111 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:05] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:06] [INFO ] Deduced a trap composed of 17 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:06] [INFO ] Deduced a trap composed of 17 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:06] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:07] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:08] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:08] [INFO ] Deduced a trap composed of 33 places in 312 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:08] [INFO ] Deduced a trap composed of 33 places in 232 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:09] [INFO ] Deduced a trap composed of 45 places in 192 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:09] [INFO ] Deduced a trap composed of 45 places in 186 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:09] [INFO ] Deduced a trap composed of 46 places in 178 ms of which 18 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 10/49 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:10] [INFO ] Deduced a trap composed of 32 places in 229 ms of which 21 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:14] [INFO ] Deduced a trap composed of 48 places in 196 ms of which 18 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 1/51 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 9 (OVERLAPS) 396/634 variables, 238/289 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/634 variables, 184/473 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:25] [INFO ] Deduced a trap composed of 35 places in 148 ms of which 10 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/634 variables, 1/474 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/634 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 13 (OVERLAPS) 0/634 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 236 unsolved
No progress, stopping.
After SMT solving in domain Real declared 634/634 variables, and 474 constraints, problems are : Problem set: 0 solved, 236 unsolved in 48409 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 238/238 constraints, ReadFeed: 184/184 constraints, PredecessorRefiner: 236/236 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 2 (OVERLAPS) 159/238 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 33/52 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:40:48] [INFO ] Deduced a trap composed of 51 places in 259 ms of which 24 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 7 (OVERLAPS) 396/634 variables, 238/291 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 184/475 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/634 variables, 236/711 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:05] [INFO ] Deduced a trap composed of 37 places in 216 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:08] [INFO ] Deduced a trap composed of 53 places in 178 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:13] [INFO ] Deduced a trap composed of 35 places in 183 ms of which 11 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/634 variables, 3/714 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:26] [INFO ] Deduced a trap composed of 41 places in 179 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:29] [INFO ] Deduced a trap composed of 34 places in 214 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:31] [INFO ] Deduced a trap composed of 33 places in 324 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:32] [INFO ] Deduced a trap composed of 33 places in 322 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:32] [INFO ] Deduced a trap composed of 32 places in 157 ms of which 18 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/634 variables, 5/719 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:46] [INFO ] Deduced a trap composed of 52 places in 243 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:53] [INFO ] Deduced a trap composed of 46 places in 296 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:41:54] [INFO ] Deduced a trap composed of 46 places in 259 ms of which 33 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/634 variables, 3/722 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/634 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 14 (OVERLAPS) 0/634 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 236 unsolved
No progress, stopping.
After SMT solving in domain Int declared 634/634 variables, and 722 constraints, problems are : Problem set: 0 solved, 236 unsolved in 130484 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 238/238 constraints, ReadFeed: 184/184 constraints, PredecessorRefiner: 236/236 constraints, Known Traps: 45/45 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 178970ms problems are : Problem set: 0 solved, 236 unsolved
Parikh walk visited 0 properties in 5278 ms.
Support contains 79 out of 238 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 238/238 places, 990/990 transitions.
Applied a total of 0 rules in 28 ms. Remains 238 /238 variables (removed 0) and now considering 990/990 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 28 ms. Remains : 238/238 places, 990/990 transitions.
RANDOM walk for 4000000 steps (8 resets) in 80161 ms. (49 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 134 ms. (296 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 132 ms. (300 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 130 ms. (305 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 135 ms. (294 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 166 ms. (239 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 164 ms. (242 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 161 ms. (246 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 160 ms. (248 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 123 ms. (322 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 131 ms. (303 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 129 ms. (307 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 127 ms. (312 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 126 ms. (314 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 236/236 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 236/236 properties
Interrupted probabilistic random walk after 4931773 steps, run timeout after 66001 ms. (steps per millisecond=74 ) properties seen :0 out of 236
Probabilistic random walk after 4931773 steps, saw 918214 distinct states, run finished after 66001 ms. (steps per millisecond=74 ) properties seen :0
[2026-05-23 22:44:31] [INFO ] Flow matrix only has 396 transitions (discarded 594 similar events)
[2026-05-23 22:44:31] [INFO ] Invariant cache hit.
[2026-05-23 22:44:31] [INFO ] State equation strengthened by 184 read => feed constraints.
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 2 (OVERLAPS) 159/238 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:36] [INFO ] Deduced a trap composed of 3 places in 304 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:36] [INFO ] Deduced a trap composed of 15 places in 298 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:36] [INFO ] Deduced a trap composed of 17 places in 294 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:37] [INFO ] Deduced a trap composed of 19 places in 280 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:37] [INFO ] Deduced a trap composed of 21 places in 302 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:37] [INFO ] Deduced a trap composed of 43 places in 303 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:37] [INFO ] Deduced a trap composed of 44 places in 216 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:38] [INFO ] Deduced a trap composed of 51 places in 295 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:38] [INFO ] Deduced a trap composed of 19 places in 227 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:38] [INFO ] Deduced a trap composed of 21 places in 313 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 23 places in 302 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 23 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 27 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 35 places in 283 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:39] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 12 places in 190 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 11 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:40] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:41] [INFO ] Deduced a trap composed of 13 places in 113 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:41] [INFO ] Deduced a trap composed of 15 places in 119 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:41] [INFO ] Deduced a trap composed of 17 places in 133 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:41] [INFO ] Deduced a trap composed of 19 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:42] [INFO ] Deduced a trap composed of 32 places in 335 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:43] [INFO ] Deduced a trap composed of 35 places in 273 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:44] [INFO ] Deduced a trap composed of 33 places in 309 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:44] [INFO ] Deduced a trap composed of 45 places in 281 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:45] [INFO ] Deduced a trap composed of 45 places in 273 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:45] [INFO ] Deduced a trap composed of 45 places in 246 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:45] [INFO ] Deduced a trap composed of 45 places in 229 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:45] [INFO ] Deduced a trap composed of 46 places in 293 ms of which 36 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 14/53 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:46] [INFO ] Deduced a trap composed of 39 places in 246 ms of which 22 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:44:51] [INFO ] Deduced a trap composed of 48 places in 227 ms of which 24 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/238 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/238 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 9 (OVERLAPS) 396/634 variables, 238/293 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/634 variables, 184/477 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/634 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 12 (OVERLAPS) 0/634 variables, 0/477 constraints. Problems are: Problem set: 0 solved, 236 unsolved
No progress, stopping.
After SMT solving in domain Real declared 634/634 variables, and 477 constraints, problems are : Problem set: 0 solved, 236 unsolved in 52397 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 238/238 constraints, ReadFeed: 184/184 constraints, PredecessorRefiner: 236/236 constraints, Known Traps: 36/36 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 2 (OVERLAPS) 159/238 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/238 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/238 variables, 36/55 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:27] [INFO ] Deduced a trap composed of 47 places in 235 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:27] [INFO ] Deduced a trap composed of 36 places in 261 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:28] [INFO ] Deduced a trap composed of 32 places in 259 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:28] [INFO ] Deduced a trap composed of 42 places in 228 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:28] [INFO ] Deduced a trap composed of 42 places in 208 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:28] [INFO ] Deduced a trap composed of 42 places in 260 ms of which 25 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/238 variables, 6/61 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/238 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 7 (OVERLAPS) 396/634 variables, 238/299 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/634 variables, 184/483 constraints. Problems are: Problem set: 0 solved, 236 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/634 variables, 236/719 constraints. Problems are: Problem set: 0 solved, 236 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:46] [INFO ] Deduced a trap composed of 41 places in 226 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:48] [INFO ] Deduced a trap composed of 32 places in 253 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:49] [INFO ] Deduced a trap composed of 34 places in 210 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:45:54] [INFO ] Deduced a trap composed of 37 places in 227 ms of which 26 ms to minimize.

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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination Liveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="EisenbergMcGuire-PT-06"
export BK_EXAMINATION="Liveness"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is EisenbergMcGuire-PT-06, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r128-smll-177955743900164"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/EisenbergMcGuire-PT-06.tgz
mv EisenbergMcGuire-PT-06 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "Liveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;