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-177955743900162.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)
............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is EisenbergMcGuire-PT-06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r128-smll-177955743900162
=====================================================================

--------------------
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 QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779573851238

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
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
QuasiLiveness PT
Running Version 202505121319
[2026-05-23 22:04:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-23 22:04:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 22:04:14] [INFO ] Load time of PNML (sax parser for PT used): 331 ms
[2026-05-23 22:04:14] [INFO ] Transformed 414 places.
[2026-05-23 22:04:14] [INFO ] Transformed 1296 transitions.
[2026-05-23 22:04:14] [INFO ] Found NUPN structural information;
[2026-05-23 22:04:14] [INFO ] Parsed PT model containing 414 places and 1296 transitions and 5976 arcs in 560 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 19 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 5 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 232 ms. Remains 264 /414 variables (removed 150) and now considering 1146/1296 (removed 150) transitions.
[2026-05-23 22:04:15] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
// Phase 1: matrix 552 rows 264 cols
[2026-05-23 22:04:15] [INFO ] Computed 19 invariants in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:04:16] [INFO ] Implicit Places using invariants in 1461 ms returned []
[2026-05-23 22:04:16] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:04:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-23 22:04:17] [INFO ] State equation strengthened by 314 read => feed constraints.
[2026-05-23 22:04:19] [INFO ] Implicit Places using invariants and state equation in 2461 ms returned []
Implicit Place search using SMT with State Equation took 3993 ms to find 0 implicit places.
Running 1140 sub problems to find dead transitions.
[2026-05-23 22:04:19] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:04:19] [INFO ] Invariant cache hit.
[2026-05-23 22:04:19] [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 22:04:31] [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 22:04:32] [INFO ] Deduced a trap composed of 3 places in 122 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:32] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:32] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:32] [INFO ] Deduced a trap composed of 37 places in 283 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:32] [INFO ] Deduced a trap composed of 59 places in 178 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:34] [INFO ] Deduced a trap composed of 37 places in 240 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:35] [INFO ] Deduced a trap composed of 57 places in 213 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:35] [INFO ] Deduced a trap composed of 37 places in 261 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:35] [INFO ] Deduced a trap composed of 37 places in 365 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:36] [INFO ] Deduced a trap composed of 37 places in 328 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:36] [INFO ] Deduced a trap composed of 54 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 22:04:36] [INFO ] Deduced a trap composed of 37 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 22:04:37] [INFO ] Deduced a trap composed of 54 places in 357 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:38] [INFO ] Deduced a trap composed of 43 places in 392 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:38] [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 22:04:38] [INFO ] Deduced a trap composed of 54 places in 246 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:39] [INFO ] Deduced a trap composed of 43 places in 420 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:39] [INFO ] Deduced a trap composed of 37 places in 277 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:39] [INFO ] Deduced a trap composed of 37 places in 255 ms of which 13 ms to minimize.
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 0.0)
(s8 1.0)
(s9 0.0)
(s10 0.0)
(s11 1.0)
(s12 0.0)
(s13 0.0)
(s14 1.0)
(s15 0.0)
(s16 0.0)
(s17 1.0)
(s18 0.0)
(s19 0.0)
(s20 1.0)
(s21 0.0)
(s22 0.0)
(s23 1.0)
(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 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)timeout

org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/264 variables, 20/303 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
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 30079 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 22:04:58] [INFO ] Deduced a trap composed of 54 places in 280 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:59] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:59] [INFO ] Deduced a trap composed of 17 places in 273 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:04:59] [INFO ] Deduced a trap composed of 21 places in 330 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:00] [INFO ] Deduced a trap composed of 11 places in 330 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:00] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:00] [INFO ] Deduced a trap composed of 37 places in 310 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:01] [INFO ] Deduced a trap composed of 37 places in 307 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:01] [INFO ] Deduced a trap composed of 59 places in 245 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:01] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:02] [INFO ] Deduced a trap composed of 53 places in 231 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:02] [INFO ] Deduced a trap composed of 49 places in 261 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:02] [INFO ] Deduced a trap composed of 15 places in 186 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:03] [INFO ] Deduced a trap composed of 37 places in 213 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:03] [INFO ] Deduced a trap composed of 19 places in 253 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:03] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:05] [INFO ] Deduced a trap composed of 19 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:05] [INFO ] Deduced a trap composed of 27 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:05] [INFO ] Deduced a trap composed of 13 places in 359 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:06] [INFO ] Deduced a trap composed of 60 places in 330 ms of which 27 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 22:05:17] [INFO ] Deduced a trap composed of 43 places in 254 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:18] [INFO ] Deduced a trap composed of 43 places in 197 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:19] [INFO ] Deduced a trap composed of 37 places in 317 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:05:19] [INFO ] Deduced a trap composed of 53 places in 227 ms of which 30 ms to minimize.
SMT process timed out in 60935ms, After SMT, problems are : Problem set: 0 solved, 1140 unsolved
Search for dead transitions found 0 dead transitions in 60976ms
Starting structural reductions in LIVENESS mode, iteration 1 : 264/414 places, 1146/1296 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 65264 ms. Remains : 264/414 places, 1146/1296 transitions.
Initial state reduction rules removed 6 formulas.
[2026-05-23 22:05:21] [INFO ] Flatten gal took : 401 ms
[2026-05-23 22:05:21] [INFO ] Flatten gal took : 265 ms
[2026-05-23 22:05:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6528000572501260671.gal : 68 ms
[2026-05-23 22:05:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17340652069918570261.prop : 25 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/ReachabilityCardinality6528000572501260671.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17340652069918570261.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 ...329
Loading property file /tmp/ReachabilityCardinality17340652069918570261.prop.
RANDOM walk for 40000 steps (8 resets) in 8236 ms. (4 steps per ms) remains 863/1140 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 19 ms. (6 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 15 ms. (7 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 16 ms. (7 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 17 ms. (6 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 863/863 properties
Reachability property qltransition_1127 is true.
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 863/863 properties
Reachability property qltransition_1126 is true.
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 5 ms. (20 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 6 ms. (17 steps per ms) remains 863/863 properties
Reachability property qltransition_836 is true.
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
BEST_FIRST walk for 120 steps (8 resets) in 7 ms. (15 steps per ms) remains 863/863 properties
[2026-05-23 22:05:22] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:05:22] [INFO ] Invariant cache hit.
[2026-05-23 22:05:22] [INFO ] State equation strengthened by 314 read => feed constraints.
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.
SDD proceeding with computation,1134 properties remain. new max is 2
SDD size :5 after 7
Reachability property qltransition_878 is true.
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.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,1125 properties remain. new max is 2
SDD size :17 after 28
Reachability property qltransition_846 is true.
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
Reachability property qltransition_3 is true.
SDD proceeding with computation,1084 properties remain. new max is 256
SDD size :1011 after 1202
SDD proceeding with computation,1084 properties remain. new max is 512
SDD size :1202 after 1227
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
(s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/192 variables, 192/192 constraints. Problems are: Problem set: 3 solved, 860 unsolved
SMT process timed out in 5541ms, After SMT, problems are : Problem set: 18 solved, 845 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 189 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 1146/1146 transitions.
Reachability property qltransition_1131 is true.
Applied a total of 0 rules in 140 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 141 ms. Remains : 264/264 places, 1146/1146 transitions.
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
Reachability property qltransition_1143 is true.
Reachability property qltransition_829 is true.
Reachability property qltransition_828 is true.
RANDOM walk for 1360276 steps (4 resets) in 120004 ms. (11 steps per ms) remains 820/845 properties
BEST_FIRST walk for 4004 steps (8 resets) in 88 ms. (44 steps per ms) remains 820/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 78 ms. (50 steps per ms) remains 820/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 820/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 820/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 820/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 819/820 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 819/819 properties
Reachability property qltransition_210 is true.
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 818/819 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 818/818 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 815/818 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 815/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 815/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 89 ms. (44 steps per ms) remains 815/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 89 ms. (44 steps per ms) remains 815/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 82 ms. (48 steps per ms) remains 815/815 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 814/815 properties
SDD proceeding with computation,1024 properties remain. new max is 4096
SDD size :84469 after 96732
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 814/814 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 814/814 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 813/814 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 86 ms. (46 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 77 ms. (51 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 89 ms. (44 steps per ms) remains 813/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 89 ms. (44 steps per ms) remains 812/813 properties
BEST_FIRST walk for 4004 steps (8 resets) in 86 ms. (46 steps per ms) remains 812/812 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 811/812 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 811/811 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 811/811 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 811/811 properties
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 810/811 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 92 ms. (43 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 810/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 809/810 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 90 ms. (44 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 809/809 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 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 53 ms. (74 steps per ms) remains 807/808 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 807/807 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 806/807 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 76 ms. (52 steps per ms) remains 806/806 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 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 87 ms. (45 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 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 70 ms. (56 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 71 ms. (55 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 75 ms. (52 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 85 ms. (46 steps per ms) remains 805/805 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 83 ms. (47 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 805/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 802/805 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 802/802 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 802/802 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 802/802 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 802/802 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 801/802 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 801/801 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 801/801 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 797/801 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 797/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 797/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 797/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 797/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 797/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 792/797 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 68 ms. (58 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 54 ms. (72 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 792/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 790/792 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 81 ms. (48 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 72 ms. (54 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 67 ms. (58 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 80 ms. (49 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 76 ms. (52 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 66 ms. (59 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 62 ms. (63 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 74 ms. (53 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 69 ms. (57 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 56 ms. (70 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 64 ms. (61 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 70 ms. (56 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 73 ms. (54 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 79 ms. (50 steps per ms) remains 790/790 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 790/790 properties
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.
Reachability property qltransition_36 is true.
SDD proceeding with computation,1004 properties remain. new max is 16384
SDD size :249245 after 626653
Probabilistic random walk after 1000001 steps, saw 402967 distinct states, run finished after 33173 ms. (steps per millisecond=30 ) properties seen :211
[2026-05-23 22:06:36] [INFO ] Flow matrix only has 552 transitions (discarded 594 similar events)
[2026-05-23 22:06:36] [INFO ] Invariant cache hit.
[2026-05-23 22:06:36] [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_821 is true.
Reachability property qltransition_820 is true.
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 121/121 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 567 unsolved
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) 0/121 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 567 unsolved
Reachability property qltransition_1139 is true.
Reachability property qltransition_838 is true.
At refinement iteration 3 (OVERLAPS) 143/264 variables, 12/134 constraints. Problems are: Problem set: 0 solved, 567 unsolved
SDD proceeding with computation,999 properties remain. new max is 16384
SDD size :724353 after 1.03312e+06
At refinement iteration 4 (INCLUDED_ONLY) 0/264 variables, 143/277 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 6/283 constraints. Problems are: Problem set: 0 solved, 567 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:51] [INFO ] Deduced a trap composed of 15 places in 1031 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:51] [INFO ] Deduced a trap composed of 17 places in 337 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:51] [INFO ] Deduced a trap composed of 19 places in 285 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:51] [INFO ] Deduced a trap composed of 21 places in 230 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:52] [INFO ] Deduced a trap composed of 49 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:52] [INFO ] Deduced a trap composed of 19 places in 241 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:52] [INFO ] Deduced a trap composed of 23 places in 203 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:52] [INFO ] Deduced a trap composed of 25 places in 215 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:53] [INFO ] Deduced a trap composed of 53 places in 227 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:53] [INFO ] Deduced a trap composed of 49 places in 231 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:53] [INFO ] Deduced a trap composed of 59 places in 177 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:53] [INFO ] Deduced a trap composed of 3 places in 201 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:54] [INFO ] Deduced a trap composed of 13 places in 182 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:54] [INFO ] Deduced a trap composed of 43 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 22:06:54] [INFO ] Deduced a trap composed of 15 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:54] [INFO ] Deduced a trap composed of 17 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:54] [INFO ] Deduced a trap composed of 27 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:55] [INFO ] Deduced a trap composed of 37 places in 220 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:06:55] [INFO ] Deduced a trap composed of 59 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 22:06:55] [INFO ] Deduced a trap composed of 19 places in 83 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 20/303 constraints. Problems are: Problem set: 0 solved, 567 unsolved
SDD proceeding with computation,999 properties remain. new max is 32768
SDD size :1.03312e+06 after 1.4658e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:00] [INFO ] Deduced a trap composed of 59 places in 171 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:00] [INFO ] Deduced a trap composed of 49 places in 225 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:01] [INFO ] Deduced a trap composed of 54 places in 220 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:01] [INFO ] Deduced a trap composed of 37 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 22:07:01] [INFO ] Deduced a trap composed of 43 places in 194 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:01] [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 22:07:02] [INFO ] Deduced a trap composed of 16 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 22:07:02] [INFO ] Deduced a trap composed of 41 places in 216 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:02] [INFO ] Deduced a trap composed of 41 places in 214 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:02] [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 22:07:02] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:02] [INFO ] Deduced a trap composed of 37 places in 227 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:03] [INFO ] Deduced a trap composed of 3 places in 198 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:03] [INFO ] Deduced a trap composed of 11 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 22:07:03] [INFO ] Deduced a trap composed of 23 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 22:07:03] [INFO ] Deduced a trap composed of 37 places in 228 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:04] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:04] [INFO ] Deduced a trap composed of 37 places in 248 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:04] [INFO ] Deduced a trap composed of 37 places in 231 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:05] [INFO ] Deduced a trap composed of 37 places in 229 ms of which 31 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 20/323 constraints. Problems are: Problem set: 0 solved, 567 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:06] [INFO ] Deduced a trap composed of 53 places in 208 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:06] [INFO ] Deduced a trap composed of 49 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 22:07:07] [INFO ] Deduced a trap composed of 59 places in 162 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:07] [INFO ] Deduced a trap composed of 61 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:07] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:08] [INFO ] Deduced a trap composed of 53 places in 194 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:08] [INFO ] Deduced a trap composed of 53 places in 205 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:09] [INFO ] Deduced a trap composed of 53 places in 202 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:09] [INFO ] Deduced a trap composed of 53 places in 208 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:09] [INFO ] Deduced a trap composed of 48 places in 244 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:10] [INFO ] Deduced a trap composed of 49 places in 246 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:10] [INFO ] Deduced a trap composed of 49 places in 232 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:10] [INFO ] Deduced a trap composed of 53 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:12] [INFO ] Deduced a trap composed of 53 places in 211 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:12] [INFO ] Deduced a trap composed of 49 places in 212 ms of which 26 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 22:07:16] [INFO ] Deduced a trap composed of 49 places in 289 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:17] [INFO ] Deduced a trap composed of 51 places in 275 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:17] [INFO ] Deduced a trap composed of 49 places in 265 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:17] [INFO ] Deduced a trap composed of 49 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 22:07:17] [INFO ] Deduced a trap composed of 49 places in 211 ms of which 27 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 20/343 constraints. Problems are: Problem set: 0 solved, 567 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:20] [INFO ] Deduced a trap composed of 37 places in 218 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:20] [INFO ] Deduced a trap composed of 56 places in 199 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:20] [INFO ] Deduced a trap composed of 43 places in 212 ms of which 30 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 264/816 variables, and 346 constraints, problems are : Problem set: 0 solved, 567 unsolved in 45021 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: 567/567 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 567 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/121 variables, 121/121 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/121 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/121 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 3 (OVERLAPS) 143/264 variables, 12/134 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/264 variables, 143/277 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 6/283 constraints. Problems are: Problem set: 0 solved, 567 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 63/346 constraints. Problems are: Problem set: 0 solved, 567 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:26] [INFO ] Deduced a trap composed of 59 places in 388 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:26] [INFO ] Deduced a trap composed of 61 places in 258 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:27] [INFO ] Deduced a trap composed of 59 places in 336 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:29] [INFO ] Deduced a trap composed of 59 places in 251 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:29] [INFO ] Deduced a trap composed of 61 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:29] [INFO ] Deduced a trap composed of 49 places in 203 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:33] [INFO ] Deduced a trap composed of 54 places in 248 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:34] [INFO ] Deduced a trap composed of 49 places in 221 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:34] [INFO ] Deduced a trap composed of 43 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 22:07:35] [INFO ] Deduced a trap composed of 49 places in 202 ms of which 14 ms to minimize.
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.
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 10/356 constraints. Problems are: Problem set: 1 solved, 566 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:37] [INFO ] Deduced a trap composed of 53 places in 194 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:38] [INFO ] Deduced a trap composed of 61 places in 348 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:39] [INFO ] Deduced a trap composed of 57 places in 369 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:39] [INFO ] Deduced a trap composed of 53 places in 184 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:39] [INFO ] Deduced a trap composed of 37 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 22:07:40] [INFO ] Deduced a trap composed of 64 places in 188 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:40] [INFO ] Deduced a trap composed of 37 places in 208 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:40] [INFO ] Deduced a trap composed of 37 places in 231 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_575 is true.
Reachability property qltransition_574 is true.
Reachability property qltransition_573 is true.
[2026-05-23 22:07:41] [INFO ] Deduced a trap composed of 37 places in 169 ms of which 13 ms to minimize.
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.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:41] [INFO ] Deduced a trap composed of 37 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 22:07:42] [INFO ] Deduced a trap composed of 61 places in 191 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:42] [INFO ] Deduced a trap composed of 61 places in 193 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:45] [INFO ] Deduced a trap composed of 59 places in 203 ms of which 23 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:46] [INFO ] Deduced a trap composed of 43 places in 188 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:47] [INFO ] Deduced a trap composed of 61 places in 206 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:47] [INFO ] Deduced a trap composed of 61 places in 209 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:48] [INFO ] Deduced a trap composed of 53 places in 218 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:49] [INFO ] Deduced a trap composed of 53 places in 220 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:49] [INFO ] Deduced a trap composed of 53 places in 330 ms of which 38 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/264 variables, 19/375 constraints. Problems are: Problem set: 12 solved, 555 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:53] [INFO ] Deduced a trap composed of 60 places in 298 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:53] [INFO ] Deduced a trap composed of 53 places in 190 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:53] [INFO ] Deduced a trap composed of 53 places in 182 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:53] [INFO ] Deduced a trap composed of 59 places in 171 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:54] [INFO ] Deduced a trap composed of 49 places in 245 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:54] [INFO ] Deduced a trap composed of 49 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 22:07:54] [INFO ] Deduced a trap composed of 53 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:55] [INFO ] Deduced a trap composed of 53 places in 168 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:55] [INFO ] Deduced a trap composed of 53 places in 153 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:56] [INFO ] Deduced a trap composed of 49 places in 192 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:56] [INFO ] Deduced a trap composed of 43 places in 193 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:57] [INFO ] Deduced a trap composed of 59 places in 160 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:57] [INFO ] Deduced a trap composed of 53 places in 190 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:58] [INFO ] Deduced a trap composed of 51 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:58] [INFO ] Deduced a trap composed of 59 places in 178 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:07:58] [INFO ] Deduced a trap composed of 43 places in 213 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:08:01] [INFO ] Deduced a trap composed of 53 places in 196 ms of which 20 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/264 variables, 17/392 constraints. Problems are: Problem set: 12 solved, 555 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 264/816 variables, and 392 constraints, problems are : Problem set: 12 solved, 555 unsolved in 45021 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: 0/567 constraints, Known Traps: 109/109 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90196ms problems are : Problem set: 12 solved, 555 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 120 out of 264 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 264/264 places, 1146/1146 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 256 transition count 1098
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 256 transition count 1098
Applied a total of 16 rules in 65 ms. Remains 256 /264 variables (removed 8) and now considering 1098/1146 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 256/264 places, 1098/1146 transitions.
RANDOM walk for 1884360 steps (4 resets) in 120004 ms. (15 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 51 ms. (77 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 60 ms. (65 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 57 ms. (69 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 49 ms. (80 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 48 ms. (81 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 53 ms. (74 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 555/555 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 555/555 properties
SDD proceeding with computation,975 properties remain. new max is 131072
SDD size :4.0362e+06 after 4.98838e+06
Probabilistic random walk after 1000001 steps, saw 334384 distinct states, run finished after 27822 ms. (steps per millisecond=35 ) properties seen :15
[2026-05-23 22:09:05] [INFO ] Flow matrix only has 504 transitions (discarded 594 similar events)
// Phase 1: matrix 504 rows 256 cols
[2026-05-23 22:09:05] [INFO ] Computed 19 invariants in 5 ms
[2026-05-23 22:09:05] [INFO ] State equation strengthened by 274 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 540 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 540 unsolved
At refinement iteration 2 (OVERLAPS) 140/256 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 540 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 540 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:18] [INFO ] Deduced a trap composed of 15 places in 291 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:18] [INFO ] Deduced a trap composed of 17 places in 260 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:18] [INFO ] Deduced a trap composed of 23 places in 128 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:19] [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 22:09:19] [INFO ] Deduced a trap composed of 51 places in 188 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:19] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:19] [INFO ] Deduced a trap composed of 51 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:19] [INFO ] Deduced a trap composed of 48 places in 201 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:20] [INFO ] Deduced a trap composed of 48 places in 313 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:20] [INFO ] Deduced a trap composed of 55 places in 167 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:20] [INFO ] Deduced a trap composed of 13 places in 209 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:20] [INFO ] Deduced a trap composed of 15 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:20] [INFO ] Deduced a trap composed of 3 places in 164 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:21] [INFO ] Deduced a trap composed of 17 places in 224 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:21] [INFO ] Deduced a trap composed of 19 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:21] [INFO ] Deduced a trap composed of 35 places in 226 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:21] [INFO ] Deduced a trap composed of 51 places in 187 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:22] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:22] [INFO ] Deduced a trap composed of 13 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 22:09:22] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/256 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 540 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:23] [INFO ] Deduced a trap composed of 3 places in 207 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:23] [INFO ] Deduced a trap composed of 46 places in 217 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:23] [INFO ] Deduced a trap composed of 48 places in 244 ms of which 28 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.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:24] [INFO ] Deduced a trap composed of 36 places in 280 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:25] [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 22:09:25] [INFO ] Deduced a trap composed of 3 places in 269 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:25] [INFO ] Deduced a trap composed of 36 places in 262 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:26] [INFO ] Deduced a trap composed of 3 places in 224 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:26] [INFO ] Deduced a trap composed of 11 places in 261 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:26] [INFO ] Deduced a trap composed of 35 places in 282 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:27] [INFO ] Deduced a trap composed of 51 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 22:09:27] [INFO ] Deduced a trap composed of 51 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_650 is true.
Reachability property qltransition_649 is true.
Reachability property qltransition_648 is true.
[2026-05-23 22:09:27] [INFO ] Deduced a trap composed of 27 places in 240 ms of which 16 ms to minimize.
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.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:27] [INFO ] Deduced a trap composed of 51 places in 220 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:28] [INFO ] Deduced a trap composed of 57 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 22:09:28] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 20 ms to minimize.
Reachability property qltransition_222 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:29] [INFO ] Deduced a trap composed of 59 places in 242 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:30] [INFO ] Deduced a trap composed of 36 places in 263 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:30] [INFO ] Deduced a trap composed of 19 places in 336 ms of which 29 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 22:09:32] [INFO ] Deduced a trap composed of 36 places in 370 ms of which 41 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 20/59 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:33] [INFO ] Deduced a trap composed of 40 places in 342 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:34] [INFO ] Deduced a trap composed of 41 places in 339 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:34] [INFO ] Deduced a trap composed of 21 places in 319 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:36] [INFO ] Deduced a trap composed of 51 places in 309 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:36] [INFO ] Deduced a trap composed of 47 places in 398 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:38] [INFO ] Deduced a trap composed of 48 places in 308 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:42] [INFO ] Deduced a trap composed of 21 places in 135 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:42] [INFO ] Deduced a trap composed of 23 places in 125 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:42] [INFO ] Deduced a trap composed of 52 places in 343 ms of which 38 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/256 variables, 9/68 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:50] [INFO ] Deduced a trap composed of 48 places in 275 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:51] [INFO ] Deduced a trap composed of 57 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 22:09:51] [INFO ] Deduced a trap composed of 59 places in 221 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:51] [INFO ] Deduced a trap composed of 47 places in 275 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:52] [INFO ] Deduced a trap composed of 60 places in 228 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:52] [INFO ] Deduced a trap composed of 56 places in 209 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:52] [INFO ] Deduced a trap composed of 56 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 22:09:53] [INFO ] Deduced a trap composed of 44 places in 295 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:53] [INFO ] Deduced a trap composed of 47 places in 293 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:53] [INFO ] Deduced a trap composed of 45 places in 284 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:54] [INFO ] Deduced a trap composed of 49 places in 292 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:54] [INFO ] Deduced a trap composed of 51 places in 268 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:54] [INFO ] Deduced a trap composed of 48 places in 334 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:55] [INFO ] Deduced a trap composed of 36 places in 358 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:55] [INFO ] Deduced a trap composed of 36 places in 338 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:56] [INFO ] Deduced a trap composed of 48 places in 332 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:57] [INFO ] Deduced a trap composed of 49 places in 355 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:57] [INFO ] Deduced a trap composed of 51 places in 344 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:58] [INFO ] Deduced a trap composed of 53 places in 331 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:09:58] [INFO ] Deduced a trap composed of 57 places in 327 ms of which 39 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/256 variables, 20/88 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:01] [INFO ] Deduced a trap composed of 36 places in 259 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:02] [INFO ] Deduced a trap composed of 52 places in 292 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:03] [INFO ] Deduced a trap composed of 58 places in 369 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:04] [INFO ] Deduced a trap composed of 56 places in 367 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:09] [INFO ] Deduced a trap composed of 52 places in 246 ms of which 20 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 5/93 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:10] [INFO ] Deduced a trap composed of 58 places in 193 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:11] [INFO ] Deduced a trap composed of 48 places in 234 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:11] [INFO ] Deduced a trap composed of 50 places in 255 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:11] [INFO ] Deduced a trap composed of 40 places in 208 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:12] [INFO ] Deduced a trap composed of 40 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 22:10:12] [INFO ] Deduced a trap composed of 57 places in 225 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:13] [INFO ] Deduced a trap composed of 35 places in 263 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:13] [INFO ] Deduced a trap composed of 45 places in 279 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:14] [INFO ] Deduced a trap composed of 48 places in 291 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:15] [INFO ] Deduced a trap composed of 42 places in 271 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:15] [INFO ] Deduced a trap composed of 42 places in 248 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:16] [INFO ] Deduced a trap composed of 47 places in 281 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:17] [INFO ] Deduced a trap composed of 46 places in 241 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:17] [INFO ] Deduced a trap composed of 50 places in 245 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:18] [INFO ] Deduced a trap composed of 53 places in 224 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:18] [INFO ] Deduced a trap composed of 58 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 22:10:18] [INFO ] Deduced a trap composed of 47 places in 256 ms of which 27 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 22:10:19] [INFO ] Deduced a trap composed of 50 places in 252 ms of which 25 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 256/760 variables, and 111 constraints, problems are : Problem set: 11 solved, 529 unsolved in 75028 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/256 constraints, ReadFeed: 0/274 constraints, PredecessorRefiner: 540/540 constraints, Known Traps: 92/92 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/116 variables, 1/1 constraints. Problems are: Problem set: 11 solved, 529 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/116 variables, 0/1 constraints. Problems are: Problem set: 11 solved, 529 unsolved
At refinement iteration 2 (OVERLAPS) 140/256 variables, 12/13 constraints. Problems are: Problem set: 11 solved, 529 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/256 variables, 6/19 constraints. Problems are: Problem set: 11 solved, 529 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/256 variables, 92/111 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:25] [INFO ] Deduced a trap composed of 43 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 22:10:25] [INFO ] Deduced a trap composed of 43 places in 372 ms of which 36 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 22:10:27] [INFO ] Deduced a trap composed of 35 places in 331 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:27] [INFO ] Deduced a trap composed of 45 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 22:10:29] [INFO ] Deduced a trap composed of 35 places in 365 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,944 properties remain. new max is 131072
SDD size :7.6245e+06 after 1.16161e+07
[2026-05-23 22:10:29] [INFO ] Deduced a trap composed of 41 places in 344 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:30] [INFO ] Deduced a trap composed of 51 places in 318 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:31] [INFO ] Deduced a trap composed of 51 places in 318 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:31] [INFO ] Deduced a trap composed of 50 places in 378 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:32] [INFO ] Deduced a trap composed of 52 places in 376 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:35] [INFO ] Deduced a trap composed of 47 places in 318 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:37] [INFO ] Deduced a trap composed of 52 places in 272 ms of which 22 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 12/123 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:38] [INFO ] Deduced a trap composed of 43 places in 216 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:39] [INFO ] Deduced a trap composed of 43 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 22:10:46] [INFO ] Deduced a trap composed of 47 places in 372 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:47] [INFO ] Deduced a trap composed of 47 places in 347 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:47] [INFO ] Deduced a trap composed of 36 places in 293 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:47] [INFO ] Deduced a trap composed of 36 places in 259 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:48] [INFO ] Deduced a trap composed of 36 places in 300 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:48] [INFO ] Deduced a trap composed of 36 places in 353 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:48] [INFO ] Deduced a trap composed of 36 places in 254 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:49] [INFO ] Deduced a trap composed of 42 places in 306 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:49] [INFO ] Deduced a trap composed of 55 places in 311 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:49] [INFO ] Deduced a trap composed of 55 places in 263 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:50] [INFO ] Deduced a trap composed of 48 places in 346 ms of which 42 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/256 variables, 13/136 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:53] [INFO ] Deduced a trap composed of 43 places in 244 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:59] [INFO ] Deduced a trap composed of 36 places in 266 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:10:59] [INFO ] Deduced a trap composed of 36 places in 232 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:02] [INFO ] Deduced a trap composed of 48 places in 240 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:02] [INFO ] Deduced a trap composed of 52 places in 225 ms of which 25 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/256 variables, 5/141 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:04] [INFO ] Deduced a trap composed of 59 places in 180 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:04] [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 22:11:06] [INFO ] Deduced a trap composed of 57 places in 262 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:07] [INFO ] Deduced a trap composed of 41 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 22:11:08] [INFO ] Deduced a trap composed of 49 places in 242 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:08] [INFO ] Deduced a trap composed of 50 places in 228 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:11] [INFO ] Deduced a trap composed of 58 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 22:11:13] [INFO ] Deduced a trap composed of 50 places in 194 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:15] [INFO ] Deduced a trap composed of 48 places in 238 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:15] [INFO ] Deduced a trap composed of 48 places in 202 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:16] [INFO ] Deduced a trap composed of 48 places in 182 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:16] [INFO ] Deduced a trap composed of 52 places in 263 ms of which 33 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 12/153 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:19] [INFO ] Deduced a trap composed of 36 places in 305 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:20] [INFO ] Deduced a trap composed of 42 places in 302 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:21] [INFO ] Deduced a trap composed of 51 places in 296 ms of which 29 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/256 variables, 3/156 constraints. Problems are: Problem set: 11 solved, 529 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:31] [INFO ] Deduced a trap composed of 36 places in 266 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:11:32] [INFO ] Deduced a trap composed of 44 places in 283 ms of which 29 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 256/760 variables, and 158 constraints, problems are : Problem set: 11 solved, 529 unsolved in 75030 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/256 constraints, ReadFeed: 0/274 constraints, PredecessorRefiner: 0/540 constraints, Known Traps: 139/139 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150208ms problems are : Problem set: 11 solved, 529 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 116 out of 256 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 256/256 places, 1098/1098 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 255 transition count 1092
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 255 transition count 1092
Applied a total of 2 rules in 70 ms. Remains 255 /256 variables (removed 1) and now considering 1092/1098 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 255/256 places, 1092/1098 transitions.
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.
Reachability property qltransition_702 is true.
Reachability property qltransition_590 is true.
Reachability property qltransition_589 is true.
Reachability property qltransition_588 is true.
Reachability property qltransition_500 is true.
Reachability property qltransition_499 is true.
Reachability property qltransition_498 is true.
RANDOM walk for 2185655 steps (4 resets) in 120004 ms. (18 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 50 ms. (78 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 45 ms. (87 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 65 ms. (60 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 47 ms. (83 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 44 ms. (88 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 42 ms. (93 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 40 ms. (97 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 43 ms. (91 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 39 ms. (100 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 38 ms. (102 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 59 ms. (66 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 55 ms. (71 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 52 ms. (75 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 61 ms. (64 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 63 ms. (62 steps per ms) remains 529/529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 58 ms. (67 steps per ms) remains 529/529 properties
SDD proceeding with computation,928 properties remain. new max is 131072
SDD size :1.16161e+07 after 1.48588e+07
Probabilistic random walk after 1000001 steps, saw 337279 distinct states, run finished after 30768 ms. (steps per millisecond=32 ) properties seen :6
[2026-05-23 22:12:37] [INFO ] Flow matrix only has 498 transitions (discarded 594 similar events)
// Phase 1: matrix 498 rows 255 cols
[2026-05-23 22:12:37] [INFO ] Computed 19 invariants in 4 ms
[2026-05-23 22:12:37] [INFO ] State equation strengthened by 269 read => feed constraints.
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 2 (OVERLAPS) 140/255 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 518 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:46] [INFO ] Deduced a trap composed of 15 places in 250 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:46] [INFO ] Deduced a trap composed of 19 places in 178 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:46] [INFO ] Deduced a trap composed of 21 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:46] [INFO ] Deduced a trap composed of 23 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:46] [INFO ] Deduced a trap composed of 50 places in 213 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:47] [INFO ] Deduced a trap composed of 50 places in 192 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:47] [INFO ] Deduced a trap composed of 50 places in 191 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:47] [INFO ] Deduced a trap composed of 47 places in 247 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:47] [INFO ] Deduced a trap composed of 47 places in 209 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:48] [INFO ] Deduced a trap composed of 47 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 22:12:48] [INFO ] Deduced a trap composed of 46 places in 201 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:48] [INFO ] Deduced a trap composed of 59 places in 198 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:48] [INFO ] Deduced a trap composed of 59 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 22:12:49] [INFO ] Deduced a trap composed of 23 places in 237 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:49] [INFO ] Deduced a trap composed of 27 places in 213 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:49] [INFO ] Deduced a trap composed of 52 places in 215 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:49] [INFO ] Deduced a trap composed of 35 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:50] [INFO ] Deduced a trap composed of 35 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 22:12:50] [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 22:12:50] [INFO ] Deduced a trap composed of 14 places in 220 ms of which 18 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:51] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:51] [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 22:12:51] [INFO ] Deduced a trap composed of 55 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:51] [INFO ] Deduced a trap composed of 58 places in 185 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:52] [INFO ] Deduced a trap composed of 50 places in 182 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:52] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:52] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:52] [INFO ] Deduced a trap composed of 11 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:52] [INFO ] Deduced a trap composed of 35 places in 264 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:53] [INFO ] Deduced a trap composed of 40 places in 203 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:53] [INFO ] Deduced a trap composed of 13 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:53] [INFO ] Deduced a trap composed of 35 places in 216 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:53] [INFO ] Deduced a trap composed of 25 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 22:12:53] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:54] [INFO ] Deduced a trap composed of 35 places in 186 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:54] [INFO ] Deduced a trap composed of 52 places in 217 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:54] [INFO ] Deduced a trap composed of 48 places in 194 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:54] [INFO ] Deduced a trap composed of 36 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 22:12:55] [INFO ] Deduced a trap composed of 36 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 22:12:55] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 5 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:56] [INFO ] Deduced a trap composed of 57 places in 312 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:57] [INFO ] Deduced a trap composed of 50 places in 166 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:58] [INFO ] Deduced a trap composed of 17 places in 413 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:58] [INFO ] Deduced a trap composed of 36 places in 270 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:59] [INFO ] Deduced a trap composed of 35 places in 347 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:59] [INFO ] Deduced a trap composed of 36 places in 240 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:12:59] [INFO ] Deduced a trap composed of 35 places in 386 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:00] [INFO ] Deduced a trap composed of 19 places in 102 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:00] [INFO ] Deduced a trap composed of 56 places in 381 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:00] [INFO ] Deduced a trap composed of 57 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 22:13:01] [INFO ] Deduced a trap composed of 56 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:02] [INFO ] Deduced a trap composed of 17 places in 158 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:04] [INFO ] Deduced a trap composed of 19 places in 477 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:04] [INFO ] Deduced a trap composed of 21 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:05] [INFO ] Deduced a trap composed of 48 places in 290 ms of which 18 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 15/74 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:11] [INFO ] Deduced a trap composed of 49 places in 288 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:12] [INFO ] Deduced a trap composed of 48 places in 277 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:13] [INFO ] Deduced a trap composed of 35 places in 338 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:13] [INFO ] Deduced a trap composed of 52 places in 296 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:14] [INFO ] Deduced a trap composed of 41 places in 268 ms of which 34 ms to minimize.
Reachability property qltransition_1036 is true.
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 22:13:18] [INFO ] Deduced a trap composed of 47 places in 237 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:19] [INFO ] Deduced a trap composed of 49 places in 201 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:19] [INFO ] Deduced a trap composed of 52 places in 201 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:19] [INFO ] Deduced a trap composed of 49 places in 213 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:19] [INFO ] Deduced a trap composed of 47 places in 217 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:20] [INFO ] Deduced a trap composed of 44 places in 233 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:21] [INFO ] Deduced a trap composed of 52 places in 194 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/255 variables, 12/86 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:23] [INFO ] Deduced a trap composed of 47 places in 228 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:24] [INFO ] Deduced a trap composed of 49 places in 204 ms of which 25 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/255 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 518 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:33] [INFO ] Deduced a trap composed of 56 places in 329 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:34] [INFO ] Deduced a trap composed of 57 places in 314 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:34] [INFO ] Deduced a trap composed of 40 places in 271 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:35] [INFO ] Deduced a trap composed of 57 places in 276 ms of which 39 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 22:13:36] [INFO ] Deduced a trap composed of 55 places in 194 ms of which 13 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 22:13:36] [INFO ] Deduced a trap composed of 61 places in 211 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:36] [INFO ] Deduced a trap composed of 52 places in 207 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:36] [INFO ] Deduced a trap composed of 62 places in 186 ms of which 17 ms to minimize.
Reachability property qltransition_646 is true.
Reachability property qltransition_631 is true.
Reachability property qltransition_616 is true.
At refinement iteration 9 (INCLUDED_ONLY) 0/255 variables, 8/96 constraints. Problems are: Problem set: 6 solved, 512 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:45] [INFO ] Deduced a trap composed of 57 places in 218 ms of which 24 ms to minimize.
Reachability property qltransition_509 is true.
Reachability property qltransition_494 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:48] [INFO ] Deduced a trap composed of 50 places in 203 ms of which 14 ms to minimize.
Reachability property qltransition_479 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:49] [INFO ] Deduced a trap composed of 50 places in 291 ms of which 25 ms to minimize.
Reachability property qltransition_464 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:52] [INFO ] Deduced a trap composed of 48 places in 304 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_419 is true.
[2026-05-23 22:13:53] [INFO ] Deduced a trap composed of 52 places in 292 ms of which 40 ms to minimize.
Reachability property qltransition_404 is true.
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 5/101 constraints. Problems are: Problem set: 13 solved, 505 unsolved
Reachability property qltransition_389 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:55] [INFO ] Deduced a trap composed of 47 places in 351 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_359 is true.
Reachability property qltransition_350 is true.
Reachability property qltransition_349 is true.
Reachability property qltransition_348 is true.
[2026-05-23 22:13:55] [INFO ] Deduced a trap composed of 55 places in 367 ms of which 26 ms to minimize.
Reachability property qltransition_344 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:56] [INFO ] Deduced a trap composed of 50 places in 276 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:13:59] [INFO ] Deduced a trap composed of 57 places in 326 ms of which 45 ms to minimize.
Reachability property qltransition_329 is true.
Reachability property qltransition_314 is true.
Reachability property qltransition_284 is true.
Reachability property qltransition_269 is true.
Reachability property qltransition_254 is true.
Reachability property qltransition_239 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_226 is true.
Reachability property qltransition_220 is true.
[2026-05-23 22:14:02] [INFO ] Deduced a trap composed of 52 places in 301 ms of which 23 ms to minimize.
Reachability property qltransition_214 is true.
Reachability property qltransition_208 is true.
Reachability property qltransition_202 is true.
At refinement iteration 11 (INCLUDED_ONLY) 0/255 variables, 5/106 constraints. Problems are: Problem set: 25 solved, 493 unsolved
Reachability property qltransition_160 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_154 is true.
[2026-05-23 22:14:06] [INFO ] Deduced a trap composed of 41 places in 252 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:06] [INFO ] Deduced a trap composed of 41 places in 218 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_148 is true.
[2026-05-23 22:14:06] [INFO ] Deduced a trap composed of 52 places in 237 ms of which 27 ms to minimize.
Reachability property qltransition_142 is true.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 255/753 variables, and 109 constraints, problems are : Problem set: 27 solved, 491 unsolved in 90038 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/255 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 518/518 constraints, Known Traps: 90/90 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 27 solved, 491 unsolved
Starting Z3 with timeout 90.0 s and query timeout 9000.0 ms
Reachability property qltransition_130 is true.
At refinement iteration 0 (INCLUDED_ONLY) 0/115 variables, 1/1 constraints. Problems are: Problem set: 27 solved, 491 unsolved
Reachability property qltransition_118 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_82 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/115 variables, 0/1 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Reachability property qltransition_70 is true.
At refinement iteration 2 (OVERLAPS) 140/255 variables, 12/13 constraints. Problems are: Problem set: 29 solved, 489 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/255 variables, 6/19 constraints. Problems are: Problem set: 29 solved, 489 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/255 variables, 90/109 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_46 is true.
[2026-05-23 22:14:11] [INFO ] Deduced a trap composed of 57 places in 209 ms of which 26 ms to minimize.
Reachability property qltransition_34 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_28 is true.
[2026-05-23 22:14:11] [INFO ] Deduced a trap composed of 47 places in 295 ms of which 46 ms to minimize.
Reachability property qltransition_22 is true.
Reachability property qltransition_16 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,871 properties remain. new max is 131072
[2026-05-23 22:14:12] [INFO ] Deduced a trap composed of 51 places in 199 ms of which 24 ms to minimize.
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 22:14:12] [INFO ] Deduced a trap composed of 56 places in 160 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:13] [INFO ] Deduced a trap composed of 50 places in 217 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:17] [INFO ] Deduced a trap composed of 47 places in 225 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:17] [INFO ] Deduced a trap composed of 47 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 22:14:17] [INFO ] Deduced a trap composed of 42 places in 216 ms of which 14 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 8/117 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:20] [INFO ] Deduced a trap composed of 54 places in 207 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:20] [INFO ] Deduced a trap composed of 57 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:20] [INFO ] Deduced a trap composed of 59 places in 221 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:21] [INFO ] Deduced a trap composed of 47 places in 237 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:22] [INFO ] Deduced a trap composed of 49 places in 224 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:22] [INFO ] Deduced a trap composed of 53 places in 265 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:23] [INFO ] Deduced a trap composed of 47 places in 234 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:26] [INFO ] Deduced a trap composed of 57 places in 209 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:26] [INFO ] Deduced a trap composed of 57 places in 194 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:26] [INFO ] Deduced a trap composed of 36 places in 209 ms of which 20 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 10/127 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:29] [INFO ] Deduced a trap composed of 47 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 22:14:30] [INFO ] Deduced a trap composed of 51 places in 207 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:30] [INFO ] Deduced a trap composed of 49 places in 223 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:32] [INFO ] Deduced a trap composed of 52 places in 210 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:33] [INFO ] Deduced a trap composed of 43 places in 232 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:33] [INFO ] Deduced a trap composed of 55 places in 260 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:33] [INFO ] Deduced a trap composed of 57 places in 248 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:34] [INFO ] Deduced a trap composed of 52 places in 233 ms of which 21 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/255 variables, 8/135 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:38] [INFO ] Deduced a trap composed of 50 places in 212 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:38] [INFO ] Deduced a trap composed of 47 places in 241 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:38] [INFO ] Deduced a trap composed of 59 places in 196 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:39] [INFO ] Deduced a trap composed of 50 places in 228 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:39] [INFO ] Deduced a trap composed of 58 places in 221 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:39] [INFO ] Deduced a trap composed of 51 places in 208 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:40] [INFO ] Deduced a trap composed of 58 places in 213 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:40] [INFO ] Deduced a trap composed of 51 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 22:14:40] [INFO ] Deduced a trap composed of 58 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 22:14:41] [INFO ] Deduced a trap composed of 47 places in 261 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:42] [INFO ] Deduced a trap composed of 61 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 22:14:44] [INFO ] Deduced a trap composed of 42 places in 242 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:44] [INFO ] Deduced a trap composed of 42 places in 218 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:46] [INFO ] Deduced a trap composed of 48 places in 198 ms of which 14 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/255 variables, 14/149 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:48] [INFO ] Deduced a trap composed of 49 places in 222 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:48] [INFO ] Deduced a trap composed of 49 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 22:14:49] [INFO ] Deduced a trap composed of 52 places in 204 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:49] [INFO ] Deduced a trap composed of 59 places in 218 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:50] [INFO ] Deduced a trap composed of 52 places in 171 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:51] [INFO ] Deduced a trap composed of 62 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 22:14:53] [INFO ] Deduced a trap composed of 58 places in 234 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:54] [INFO ] Deduced a trap composed of 40 places in 176 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:54] [INFO ] Deduced a trap composed of 47 places in 206 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:55] [INFO ] Deduced a trap composed of 48 places in 191 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:55] [INFO ] Deduced a trap composed of 48 places in 187 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:56] [INFO ] Deduced a trap composed of 48 places in 178 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:56] [INFO ] Deduced a trap composed of 52 places in 178 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:56] [INFO ] Deduced a trap composed of 52 places in 163 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:56] [INFO ] Deduced a trap composed of 52 places in 168 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:56] [INFO ] Deduced a trap composed of 52 places in 232 ms of which 32 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/255 variables, 16/165 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:59] [INFO ] Deduced a trap composed of 56 places in 241 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:59] [INFO ] Deduced a trap composed of 52 places in 196 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:14:59] [INFO ] Deduced a trap composed of 55 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 22:15:00] [INFO ] Deduced a trap composed of 58 places in 197 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:00] [INFO ] Deduced a trap composed of 58 places in 168 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:00] [INFO ] Deduced a trap composed of 58 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:00] [INFO ] Deduced a trap composed of 65 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:01] [INFO ] Deduced a trap composed of 58 places in 215 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:01] [INFO ] Deduced a trap composed of 58 places in 181 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:01] [INFO ] Deduced a trap composed of 48 places in 194 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:01] [INFO ] Deduced a trap composed of 48 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:02] [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 22:15:03] [INFO ] Deduced a trap composed of 54 places in 200 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:03] [INFO ] Deduced a trap composed of 57 places in 191 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:05] [INFO ] Deduced a trap composed of 55 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 22:15:05] [INFO ] Deduced a trap composed of 58 places in 209 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:06] [INFO ] Deduced a trap composed of 44 places in 249 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:07] [INFO ] Deduced a trap composed of 59 places in 199 ms of which 16 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 18/183 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:11] [INFO ] Deduced a trap composed of 53 places in 201 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:12] [INFO ] Deduced a trap composed of 47 places in 223 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:12] [INFO ] Deduced a trap composed of 56 places in 222 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:13] [INFO ] Deduced a trap composed of 41 places in 182 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:13] [INFO ] Deduced a trap composed of 47 places in 186 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:13] [INFO ] Deduced a trap composed of 41 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 22:15:15] [INFO ] Deduced a trap composed of 47 places in 221 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:15] [INFO ] Deduced a trap composed of 58 places in 187 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:18] [INFO ] Deduced a trap composed of 52 places in 165 ms of which 22 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/255 variables, 9/192 constraints. Problems are: Problem set: 29 solved, 489 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:21] [INFO ] Deduced a trap composed of 56 places in 215 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:21] [INFO ] Deduced a trap composed of 56 places in 191 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-23 22:15:22] [INFO ] Deduced a trap composed of 56 places in 193 ms of which 17 ms to minimize.
[2026-05-23 22:15:22] [INFO ] Flatten gal took : 115 ms
[2026-05-23 22:15:22] [INFO ] Applying decomposition
[2026-05-23 22:15:22] [INFO ] Flatten gal took : 101 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/graph2907746125166589992.txt' '-o' '/tmp/graph2907746125166589992.bin' '-w' '/tmp/graph2907746125166589992.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2907746125166589992.bin' '-l' '-1' '-v' '-w' '/tmp/graph2907746125166589992.weights' '-q' '0' '-e' '0.001'
[2026-05-23 22:15:22] [INFO ] Decomposing Gal with order
[2026-05-23 22:15:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-23 22:15:23] [INFO ] Removed a total of 2048 redundant transitions.
[2026-05-23 22:15:23] [INFO ] Flatten gal took : 395 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 196 labels/synchronizations in 103 ms.
[2026-05-23 22:15:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15423277396962534378.gal : 41 ms
[2026-05-23 22:15:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10452659423406279954.prop : 10 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/ReachabilityCardinality15423277396962534378.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10452659423406279954.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
[2026-05-23 22:15:23] [INFO ] Deduced a trap composed of 35 places in 227 ms of which 25 ms to minimize.
Loading property file /tmp/ReachabilityCardinality10452659423406279954.prop.
SDD proceeding with computation,489 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,489 properties remain. new max is 8
SDD size :2 after 3
SDD proceeding with computation,489 properties remain. new max is 16
SDD size :3 after 5
SDD proceeding with computation,489 properties remain. new max is 32
SDD size :5 after 6
SDD proceeding with computation,489 properties remain. new max is 64
SDD size :6 after 6
SDD proceeding with computation,489 properties remain. new max is 128
SDD size :6 after 19
SDD proceeding with computation,489 properties remain. new max is 256
SDD size :19 after 71
SDD proceeding with computation,489 properties remain. new max is 512
SDD size :71 after 258
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,489 properties remain. new max is 1024
SDD size :8592 after 9447
[2026-05-23 22:15:24] [INFO ] Deduced a trap composed of 36 places in 194 ms of which 22 ms to minimize.
Reachability property qltransition_721 is true.
Reachability property qltransition_230 is true.
SDD proceeding with computation,487 properties remain. new max is 1024
SDD size :9447 after 22501
Reachability property qltransition_232 is true.
Reachability property qltransition_80 is true.
SDD proceeding with computation,485 properties remain. new max is 1024
SDD size :22501 after 27732
Reachability property qltransition_1041 is true.
SDD proceeding with computation,484 properties remain. new max is 1024
SDD size :27732 after 31430
Reachability property qltransition_723 is true.
Reachability property qltransition_323 is true.
Reachability property qltransition_248 is true.
Reachability property qltransition_233 is true.
SDD proceeding with computation,480 properties remain. new max is 1024
SDD size :31430 after 32227
Reachability property qltransition_974 is true.
Reachability property qltransition_970 is true.
Reachability property qltransition_969 is true.
Reachability property qltransition_966 is true.
Reachability property qltransition_965 is true.
Reachability property qltransition_946 is true.
Reachability property qltransition_945 is true.
Reachability property qltransition_690 is true.
Reachability property qltransition_397 is true.
Reachability property qltransition_396 is true.
Reachability property qltransition_382 is true.
Reachability property qltransition_381 is true.
Reachability property qltransition_308 is true.
SDD proceeding with computation,467 properties remain. new max is 1024
SDD size :32227 after 55427
SDD proceeding with computation,467 properties remain. new max is 2048
SDD size :55427 after 66541
At refinement iteration 12 (INCLUDED_ONLY) 0/255 variables, 5/197 constraints. Problems are: Problem set: 51 solved, 467 unsolved
SDD proceeding with computation,467 properties remain. new max is 4096
SDD size :66541 after 156234
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:31] [INFO ] Deduced a trap composed of 62 places in 187 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:31] [INFO ] Deduced a trap composed of 36 places in 218 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:31] [INFO ] Deduced a trap composed of 36 places in 259 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:32] [INFO ] Deduced a trap composed of 36 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 22:15:32] [INFO ] Deduced a trap composed of 36 places in 158 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:34] [INFO ] Deduced a trap composed of 55 places in 205 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:35] [INFO ] Deduced a trap composed of 52 places in 219 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:15:35] [INFO ] Deduced a trap composed of 60 places in 183 ms of which 25 ms to minimize.
SDD proceeding with computation,467 properties remain. new max is 8192
SDD size :156234 after 313939
(s63 0timeout
^^^^^^^^
(error "Invalid token: 0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 1)
(s6 1)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 1)
(s12 0)
(s13 0)
(s14 1)
(s15 0)
(s16 0)
(s17 1)
(s18 0)
(s19 0)
(s20 1)
(s21 0)
(s22 0)
(s23 1)
(s24 1)
(s25 0)
(s26 0)
(s27 0)
(s28 0)
(s29 1)
(s30 0)
(s31 0)
(s32 0)
(s33 0)
(s34 0)
(s35 0)
(s36 0)
(s37 0)
(s38 0)
(s39 0)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0timeout
) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 255/753 variables, and 205 constraints, problems are : Problem set: 51 solved, 467 unsolved in 90019 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/255 constraints, ReadFeed: 0/269 constraints, PredecessorRefiner: 0/518 constraints, Known Traps: 186/186 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 180197ms problems are : Problem set: 51 solved, 467 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 112 out of 255 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 255/255 places, 1092/1092 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 254 transition count 1086
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 254 transition count 1086
Applied a total of 2 rules in 59 ms. Remains 254 /255 variables (removed 1) and now considering 1086/1092 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 254/255 places, 1086/1092 transitions.
RANDOM walk for 2489800 steps (4 resets) in 120004 ms. (20 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 338 ms. (118 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 330 ms. (120 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 317 ms. (125 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 467/467 properties
Reachability property qltransition_1075 is true.
Reachability property qltransition_1068 is true.
Reachability property qltransition_1065 is true.
Reachability property qltransition_1062 is true.
Reachability property qltransition_1052 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 348 ms. (114 steps per ms) remains 467/467 properties
Reachability property qltransition_738 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 345 ms. (115 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 281 ms. (141 steps per ms) remains 467/467 properties
Reachability property qltransition_640 is true.
Reachability property qltransition_638 is true.
Reachability property qltransition_637 is true.
Reachability property qltransition_625 is true.
Reachability property qltransition_624 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 341 ms. (116 steps per ms) remains 467/467 properties
Reachability property qltransition_622 is true.
Reachability property qltransition_621 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_443 is true.
Reachability property qltransition_442 is true.
Reachability property qltransition_440 is true.
Reachability property qltransition_439 is true.
Reachability property qltransition_438 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 397 ms. (100 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 364 ms. (109 steps per ms) remains 467/467 properties
Reachability property qltransition_332 is true.
Reachability property qltransition_331 is true.
Reachability property qltransition_322 is true.
Reachability property qltransition_317 is true.
Reachability property qltransition_316 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 339 ms. (117 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 365 ms. (109 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 417 ms. (95 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 376 ms. (106 steps per ms) remains 467/467 properties
Reachability property qltransition_257 is true.
Reachability property qltransition_256 is true.
Reachability property qltransition_247 is true.
Reachability property qltransition_242 is true.
Reachability property qltransition_241 is true.
Reachability property qltransition_235 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 515 ms. (77 steps per ms) remains 467/467 properties
Reachability property qltransition_218 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_83 is true.
BEST_FIRST walk for 40004 steps (8 resets) in 447 ms. (89 steps per ms) remains 467/467 properties
Reachability property qltransition_55 is true.
SDD proceeding with computation,428 properties remain. new max is 8192
BEST_FIRST walk for 40004 steps (8 resets) in 416 ms. (95 steps per ms) remains 467/467 properties
SDD size :1.77147e+06 after 1.83903e+06
BEST_FIRST walk for 40004 steps (8 resets) in 481 ms. (82 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 369 ms. (108 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 342 ms. (116 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 313 ms. (127 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 310 ms. (128 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 343 ms. (116 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 343 ms. (116 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 349 ms. (114 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 352 ms. (113 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 337 ms. (118 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 340 ms. (117 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 334 ms. (119 steps per ms) remains 467/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 433 ms. (92 steps per ms) remains 466/467 properties
BEST_FIRST walk for 40004 steps (8 resets) in 390 ms. (102 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 350 ms. (113 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 396 ms. (100 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 346 ms. (115 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 363 ms. (109 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 347 ms. (114 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 382 ms. (104 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 366 ms. (109 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 312 ms. (127 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 350 ms. (113 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 340 ms. (117 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 334 ms. (119 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 338 ms. (118 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 494 ms. (80 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 487 ms. (81 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 460 ms. (86 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 282 ms. (141 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 285 ms. (139 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 290 ms. (137 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 280 ms. (142 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 354 ms. (112 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 454 ms. (87 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 527 ms. (75 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 392 ms. (101 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 347 ms. (114 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 351 ms. (113 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 345 ms. (115 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 278 ms. (143 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 343 ms. (116 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 297 ms. (134 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 352 ms. (113 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 358 ms. (111 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 456 ms. (87 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 410 ms. (97 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 410 ms. (97 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 325 ms. (122 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 330 ms. (120 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 355 ms. (112 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 313 ms. (127 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 324 ms. (123 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 301 ms. (132 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 359 ms. (111 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 284 ms. (140 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 363 ms. (109 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 448 ms. (89 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 491 ms. (81 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 466 ms. (85 steps per ms) remains 466/466 properties
BEST_FIRST walk for 40004 steps (8 resets) in 358 ms. (111 steps per ms) remains 466/466 properties
Reachability property qltransition_1108 is true.
Reachability property qltransition_1105 is true.
Reachability property qltransition_1027 is true.
Reachability property qltransition_1025 is true.
Reachability property qltransition_1023 is true.
Reachability property qltransition_979 is true.
Reachability property qltransition_977 is true.
Reachability property qltransition_976 is true.
Reachability property qltransition_951 is true.
Reachability property qltransition_944 is true.
Reachability property qltransition_943 is true.
Reachability property qltransition_936 is true.
Reachability property qltransition_731 is true.
Reachability property qltransition_691 is true.
Reachability property qltransition_452 is true.
Reachability property qltransition_451 is true.
Reachability property qltransition_407 is true.
Reachability property qltransition_392 is true.
Reachability property qltransition_391 is true.
Reachability property qltransition_377 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_294 is true.
Reachability property qltransition_293 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_229 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_104 is true.
Reachability property qltransition_74 is true.
Reachability property qltransition_73 is true.
SDD proceeding with computation,392 properties remain. new max is 8192
SDD size :1.83903e+06 after 2.2297e+06
Reachability property qltransition_328 is true.
Reachability property qltransition_313 is true.
Reachability property qltransition_253 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_224 is true.
SDD proceeding with computation,387 properties remain. new max is 8192
SDD size :2.2297e+06 after 3.885e+06
Interrupted probabilistic random walk after 5856851 steps, run timeout after 117001 ms. (steps per millisecond=50 ) properties seen :39 out of 466
Probabilistic random walk after 5856851 steps, saw 1298528 distinct states, run finished after 117007 ms. (steps per millisecond=50 ) properties seen :39
[2026-05-23 22:18:14] [INFO ] Flow matrix only has 492 transitions (discarded 594 similar events)
// Phase 1: matrix 492 rows 254 cols
[2026-05-23 22:18:14] [INFO ] Computed 19 invariants in 3 ms
[2026-05-23 22:18:14] [INFO ] State equation strengthened by 264 read => feed constraints.
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/88 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/88 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 2 (OVERLAPS) 166/254 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:21] [INFO ] Deduced a trap composed of 15 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 22:18:22] [INFO ] Deduced a trap composed of 17 places in 215 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:22] [INFO ] Deduced a trap composed of 19 places in 229 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:22] [INFO ] Deduced a trap composed of 21 places in 219 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:22] [INFO ] Deduced a trap composed of 47 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 22:18:23] [INFO ] Deduced a trap composed of 48 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 22:18:23] [INFO ] Deduced a trap composed of 19 places in 214 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:23] [INFO ] Deduced a trap composed of 23 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:23] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:23] [INFO ] Deduced a trap composed of 50 places in 209 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:23] [INFO ] Deduced a trap composed of 54 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:24] [INFO ] Deduced a trap composed of 3 places in 175 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:24] [INFO ] Deduced a trap composed of 47 places in 227 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:24] [INFO ] Deduced a trap composed of 27 places in 237 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:24] [INFO ] Deduced a trap composed of 3 places in 196 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:24] [INFO ] Deduced a trap composed of 39 places in 184 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:25] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:25] [INFO ] Deduced a trap composed of 15 places in 200 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:25] [INFO ] Deduced a trap composed of 3 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 22:18:25] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:26] [INFO ] Deduced a trap composed of 57 places in 169 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:26] [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 22:18:26] [INFO ] Deduced a trap composed of 13 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 22:18:26] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:26] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:26] [INFO ] Deduced a trap composed of 35 places in 236 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:27] [INFO ] Deduced a trap composed of 34 places in 225 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:27] [INFO ] Deduced a trap composed of 35 places in 206 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:27] [INFO ] Deduced a trap composed of 52 places in 184 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:27] [INFO ] Deduced a trap composed of 17 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:28] [INFO ] Deduced a trap composed of 48 places in 226 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:28] [INFO ] Deduced a trap composed of 49 places in 226 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:29] [INFO ] Deduced a trap composed of 48 places in 200 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:29] [INFO ] Deduced a trap composed of 21 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 22:18:29] [INFO ] Deduced a trap composed of 57 places in 191 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:30] [INFO ] Deduced a trap composed of 36 places in 220 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:30] [INFO ] Deduced a trap composed of 36 places in 203 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:30] [INFO ] Deduced a trap composed of 54 places in 180 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:31] [INFO ] Deduced a trap composed of 48 places in 186 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:31] [INFO ] Deduced a trap composed of 35 places in 244 ms of which 29 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/254 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:32] [INFO ] Deduced a trap composed of 47 places in 204 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:32] [INFO ] Deduced a trap composed of 47 places in 240 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:33] [INFO ] Deduced a trap composed of 47 places in 174 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:33] [INFO ] Deduced a trap composed of 47 places in 164 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:33] [INFO ] Deduced a trap composed of 39 places in 174 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:34] [INFO ] Deduced a trap composed of 42 places in 175 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:35] [INFO ] Deduced a trap composed of 50 places in 203 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:35] [INFO ] Deduced a trap composed of 23 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 22:18:35] [INFO ] Deduced a trap composed of 46 places in 245 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:36] [INFO ] Deduced a trap composed of 50 places in 240 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:36] [INFO ] Deduced a trap composed of 56 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:37] [INFO ] Deduced a trap composed of 41 places in 210 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:37] [INFO ] Deduced a trap composed of 47 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 22:18:37] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:38] [INFO ] Deduced a trap composed of 48 places in 216 ms of which 17 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 15/74 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:41] [INFO ] Deduced a trap composed of 41 places in 220 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:41] [INFO ] Deduced a trap composed of 41 places in 218 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:41] [INFO ] Deduced a trap composed of 44 places in 271 ms of which 31 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/254 variables, 3/77 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:49] [INFO ] Deduced a trap composed of 48 places in 190 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:50] [INFO ] Deduced a trap composed of 52 places in 210 ms of which 25 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 2/79 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Reachability property qltransition_1049 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_975 is true.
Reachability property qltransition_973 is true.
[2026-05-23 22:18:51] [INFO ] Deduced a trap composed of 36 places in 240 ms of which 23 ms to minimize.
Reachability property qltransition_950 is true.
Reachability property qltransition_949 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:52] [INFO ] Deduced a trap composed of 48 places in 214 ms of which 27 ms to minimize.
Reachability property qltransition_642 is true.
Reachability property qltransition_639 is true.
Reachability property qltransition_628 is true.
Reachability property qltransition_627 is true.
Reachability property qltransition_613 is true.
Reachability property qltransition_612 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:52] [INFO ] Deduced a trap composed of 50 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 22:18:53] [INFO ] Deduced a trap composed of 35 places in 252 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_388 is true.
[2026-05-23 22:18:53] [INFO ] Deduced a trap composed of 49 places in 224 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:54] [INFO ] Deduced a trap composed of 46 places in 241 ms of which 26 ms to minimize.
Reachability property qltransition_325 is true.
Reachability property qltransition_310 is true.
Reachability property qltransition_250 is true.
Reachability property qltransition_236 is true.
Reachability property qltransition_225 is true.
Reachability property qltransition_92 is true.
Reachability property qltransition_81 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_61 is true.
SDD proceeding with computation,366 properties remain. new max is 8192
SDD size :9.11199e+06 after 9.11199e+06
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 6/85 constraints. Problems are: Problem set: 14 solved, 344 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:59] [INFO ] Deduced a trap composed of 52 places in 274 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:18:59] [INFO ] Deduced a trap composed of 61 places in 178 ms of which 18 ms to minimize.
SDD proceeding with computation,366 properties remain. new max is 16384
SDD size :9.11199e+06 after 9.12644e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:02] [INFO ] Deduced a trap composed of 52 places in 229 ms of which 23 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/254 variables, 3/88 constraints. Problems are: Problem set: 19 solved, 339 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:03] [INFO ] Deduced a trap composed of 53 places in 199 ms of which 23 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/254 variables, 1/89 constraints. Problems are: Problem set: 19 solved, 339 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:07] [INFO ] Deduced a trap composed of 41 places in 229 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:08] [INFO ] Deduced a trap composed of 52 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 22:19:08] [INFO ] Deduced a trap composed of 36 places in 208 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:09] [INFO ] Deduced a trap composed of 60 places in 209 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:09] [INFO ] Deduced a trap composed of 62 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 22:19:10] [INFO ] Deduced a trap composed of 56 places in 217 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:10] [INFO ] Deduced a trap composed of 58 places in 218 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:10] [INFO ] Deduced a trap composed of 60 places in 205 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:11] [INFO ] Deduced a trap composed of 61 places in 218 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:11] [INFO ] Deduced a trap composed of 55 places in 237 ms of which 16 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/254 variables, 10/99 constraints. Problems are: Problem set: 19 solved, 339 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:15] [INFO ] Deduced a trap composed of 44 places in 228 ms of which 31 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/254 variables, 1/100 constraints. Problems are: Problem set: 19 solved, 339 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:20] [INFO ] Deduced a trap composed of 48 places in 209 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:20] [INFO ] Deduced a trap composed of 36 places in 234 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:23] [INFO ] Deduced a trap composed of 41 places in 202 ms of which 21 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/254 variables, 3/103 constraints. Problems are: Problem set: 19 solved, 339 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:25] [INFO ] Deduced a trap composed of 39 places in 210 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:26] [INFO ] Deduced a trap composed of 55 places in 217 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:26] [INFO ] Deduced a trap composed of 57 places in 241 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:27] [INFO ] Deduced a trap composed of 58 places in 211 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:27] [INFO ] Deduced a trap composed of 34 places in 204 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:28] [INFO ] Deduced a trap composed of 58 places in 224 ms of which 20 ms to minimize.
Reachability property qltransition_956 is true.
Reachability property qltransition_955 is true.
Reachability property qltransition_938 is true.
Reachability property qltransition_679 is true.
Reachability property qltransition_434 is true.
Reachability property qltransition_380 is true.
Reachability property qltransition_376 is true.
Reachability property qltransition_244 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_143 is true.
SDD proceeding with computation,356 properties remain. new max is 16384
SDD size :9.12644e+06 after 9.398e+06
At refinement iteration 15 (INCLUDED_ONLY) 0/254 variables, 6/109 constraints. Problems are: Problem set: 23 solved, 335 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:35] [INFO ] Deduced a trap composed of 49 places in 267 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:35] [INFO ] Deduced a trap composed of 49 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 22:19:36] [INFO ] Deduced a trap composed of 52 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 22:19:36] [INFO ] Deduced a trap composed of 49 places in 262 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:36] [INFO ] Deduced a trap composed of 54 places in 262 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:37] [INFO ] Deduced a trap composed of 56 places in 216 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:37] [INFO ] Deduced a trap composed of 62 places in 221 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:38] [INFO ] Deduced a trap composed of 47 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 22:19:38] [INFO ] Deduced a trap composed of 36 places in 241 ms of which 23 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/254 variables, 9/118 constraints. Problems are: Problem set: 28 solved, 330 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:40] [INFO ] Deduced a trap composed of 42 places in 256 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:19:42] [INFO ] Deduced a trap composed of 51 places in 262 ms of which 23 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/254 variables, 2/120 constraints. Problems are: Problem set: 28 solved, 330 unsolved
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 47 places in 285 ms of which 32 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 56 places in 200 ms of which 14 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 42 places in 231 ms of which 16 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 49 places in 247 ms of which 27 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/254 variables, 4/124 constraints. Problems are: Problem set: 28 solved, 330 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 254/746 variables, and 124 constraints, problems are : Problem set: 28 solved, 330 unsolved in 105027 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 0/254 constraints, ReadFeed: 0/264 constraints, PredecessorRefiner: 358/358 constraints, Known Traps: 105/105 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 28 solved, 330 unsolved
Starting Z3 with timeout 105.0 s and query timeout 10500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 1/1 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 0/1 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 2 (OVERLAPS) 170/254 variables, 12/13 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 6/19 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 105/124 constraints. Problems are: Problem set: 28 solved, 330 unsolved
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 42 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 22:20:02] [INFO ] Deduced a trap composed of 43 places in 203 ms of which 30 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 46 places in 274 ms of which 25 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/254 variables, 3/127 constraints. Problems are: Problem set: 28 solved, 330 unsolved
SDD proceeding with computation,356 properties remain. new max is 32768
SDD size :9.398e+06 after 9.68688e+06
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:11] [INFO ] Deduced a trap composed of 44 places in 358 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:11] [INFO ] Deduced a trap composed of 43 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 22:20:12] [INFO ] Deduced a trap composed of 48 places in 277 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:12] [INFO ] Deduced a trap composed of 50 places in 228 ms of which 23 ms to minimize.
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 52 places in 279 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:13] [INFO ] Deduced a trap composed of 36 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 22:20:14] [INFO ] Deduced a trap composed of 46 places in 318 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:14] [INFO ] Deduced a trap composed of 42 places in 293 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:15] [INFO ] Deduced a trap composed of 36 places in 292 ms of which 34 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/254 variables, 9/136 constraints. Problems are: Problem set: 28 solved, 330 unsolved
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 53 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:17] [INFO ] Deduced a trap composed of 53 places in 249 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:17] [INFO ] Deduced a trap composed of 55 places in 217 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:17] [INFO ] Deduced a trap composed of 63 places in 200 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:18] [INFO ] Deduced a trap composed of 58 places in 175 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:18] [INFO ] Deduced a trap composed of 55 places in 211 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:18] [INFO ] Deduced a trap composed of 57 places in 216 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:19] [INFO ] Deduced a trap composed of 45 places in 219 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:19] [INFO ] Deduced a trap composed of 51 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 22:20:19] [INFO ] Deduced a trap composed of 42 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:19] [INFO ] Deduced a trap composed of 59 places in 206 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:20] [INFO ] Deduced a trap composed of 52 places in 181 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:20] [INFO ] Deduced a trap composed of 56 places in 210 ms of which 27 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/254 variables, 13/149 constraints. Problems are: Problem set: 28 solved, 330 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:26] [INFO ] Deduced a trap composed of 48 places in 182 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:20:26] [INFO ] Deduced a trap composed of 48 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 22:20:27] [INFO ] Deduced a trap composed of 48 places in 155 ms of which 15 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/254 variables, 3/152 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 0/152 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 10 (OVERLAPS) 492/746 variables, 254/406 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/746 variables, 264/670 constraints. Problems are: Problem set: 28 solved, 330 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/746 variables, 330/1000 constraints. Problems are: Problem set: 28 solved, 330 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:21:09] [INFO ] Deduced a trap composed of 61 places in 196 ms of which 18 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/746 variables, 1/1001 constraints. Problems are: Problem set: 28 solved, 330 unsolved
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 58 places in 228 ms of which 18 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 746/746 variables, and 1002 constraints, problems are : Problem set: 28 solved, 330 unsolved in 105039 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 254/254 constraints, ReadFeed: 264/264 constraints, PredecessorRefiner: 330/358 constraints, Known Traps: 135/135 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 210190ms problems are : Problem set: 28 solved, 330 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 84 out of 254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 254/254 places, 1086/1086 transitions.
Discarding 17 places :
Symmetric choice reduction at 0 with 17 rule applications. Total rules 17 place count 237 transition count 984
Iterating global reduction 0 with 17 rules applied. Total rules applied 34 place count 237 transition count 984
Applied a total of 34 rules in 79 ms. Remains 237 /254 variables (removed 17) and now considering 984/1086 (removed 102) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 237/254 places, 984/1086 transitions.
RANDOM walk for 3480210 steps (8 resets) in 120004 ms. (29 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 273 ms. (146 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 280 ms. (142 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 224 ms. (177 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 302 ms. (132 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 250 ms. (159 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 239 ms. (166 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 259 ms. (153 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 227 ms. (175 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 288 ms. (138 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 231 ms. (172 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 281 ms. (141 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 321 ms. (124 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 310 ms. (128 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 324 ms. (123 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 308 ms. (129 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 253 ms. (157 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 230 ms. (173 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 255 ms. (156 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 248 ms. (160 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 279 ms. (142 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 248 ms. (160 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 252 ms. (158 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 279 ms. (142 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 221 ms. (180 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 277 ms. (143 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 233 ms. (170 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 223 ms. (178 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 237 ms. (168 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 318 ms. (125 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 271 ms. (147 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 301 ms. (132 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 240 ms. (165 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 291 ms. (137 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 309 ms. (129 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 266 ms. (149 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 280 ms. (142 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 235 ms. (169 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 296 ms. (134 steps per ms) remains 330/330 properties
Interrupted probabilistic random walk after 7101381 steps, run timeout after 102001 ms. (steps per millisecond=69 ) properties seen :77 out of 330
Probabilistic random walk after 7101381 steps, saw 1203412 distinct states, run finished after 102002 ms. (steps per millisecond=69 ) properties seen :77
[2026-05-23 22:24:01] [INFO ] Flow matrix only has 390 transitions (discarded 594 similar events)
// Phase 1: matrix 390 rows 237 cols
[2026-05-23 22:24:01] [INFO ] Computed 19 invariants in 3 ms
[2026-05-23 22:24:01] [INFO ] State equation strengthened by 179 read => feed constraints.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 159/237 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:05] [INFO ] Deduced a trap composed of 15 places in 239 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:05] [INFO ] Deduced a trap composed of 17 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 22:24:05] [INFO ] Deduced a trap composed of 19 places in 163 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:05] [INFO ] Deduced a trap composed of 12 places in 178 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:05] [INFO ] Deduced a trap composed of 21 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:05] [INFO ] Deduced a trap composed of 19 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 22:24:06] [INFO ] Deduced a trap composed of 23 places in 202 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:06] [INFO ] Deduced a trap composed of 25 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 22:24:06] [INFO ] Deduced a trap composed of 45 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 22:24:06] [INFO ] Deduced a trap composed of 49 places in 199 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 3 places in 203 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 3 places in 208 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 39 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [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 22:24:07] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 11 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 22:24:07] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:07] [INFO ] Deduced a trap composed of 13 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 22:24:08] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:08] [INFO ] Deduced a trap composed of 27 places in 179 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:08] [INFO ] Deduced a trap composed of 40 places in 201 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:09] [INFO ] Deduced a trap composed of 17 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:09] [INFO ] Deduced a trap composed of 21 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:10] [INFO ] Deduced a trap composed of 32 places in 210 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:10] [INFO ] Deduced a trap composed of 48 places in 188 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:10] [INFO ] Deduced a trap composed of 53 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 22:24:10] [INFO ] Deduced a trap composed of 56 places in 188 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:11] [INFO ] Deduced a trap composed of 44 places in 187 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:11] [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 22:24:11] [INFO ] Deduced a trap composed of 23 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 22:24:12] [INFO ] Deduced a trap composed of 44 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 22:24:12] [INFO ] Deduced a trap composed of 48 places in 169 ms of which 16 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 13/52 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:14] [INFO ] Deduced a trap composed of 32 places in 178 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:17] [INFO ] Deduced a trap composed of 32 places in 186 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:18] [INFO ] Deduced a trap composed of 52 places in 171 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:18] [INFO ] Deduced a trap composed of 56 places in 188 ms of which 21 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:24:20] [INFO ] Deduced a trap composed of 37 places in 166 ms of which 14 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 10 (OVERLAPS) 390/627 variables, 237/294 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/627 variables, 179/473 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/627 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 13 (OVERLAPS) 0/627 variables, 0/473 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 627/627 variables, and 473 constraints, problems are : Problem set: 0 solved, 253 unsolved in 50900 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 237/237 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 38/38 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 159/237 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 38/57 constraints. Problems are: Problem set: 0 solved, 253 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 35 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 22:24:54] [INFO ] Deduced a trap composed of 44 places in 216 ms of which 22 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 44 places in 171 ms of which 15 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 48 places in 159 ms of which 18 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 4/61 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 34 places in 183 ms of which 15 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 52 places in 196 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:01] [INFO ] Deduced a trap composed of 51 places in 188 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:03] [INFO ] Deduced a trap composed of 44 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 22:25:03] [INFO ] Deduced a trap composed of 44 places in 200 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 44 places in 173 ms of which 12 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 48 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 22:25:04] [INFO ] Deduced a trap composed of 48 places in 185 ms of which 19 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 7/69 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 53 places in 189 ms of which 21 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 45 places in 193 ms of which 18 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 41 places in 261 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:13] [INFO ] Deduced a trap composed of 50 places in 159 ms of which 18 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/237 variables, 2/73 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 42 places in 277 ms of which 48 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 42 places in 312 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:18] [INFO ] Deduced a trap composed of 43 places in 226 ms of which 31 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/237 variables, 3/76 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Detected timeout of ITS tools.
At refinement iteration 12 (INCLUDED_ONLY) 0/237 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 13 (OVERLAPS) 390/627 variables, 237/313 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/627 variables, 179/492 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/627 variables, 253/745 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:47] [INFO ] Deduced a trap composed of 44 places in 311 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:48] [INFO ] Deduced a trap composed of 53 places in 244 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:50] [INFO ] Deduced a trap composed of 32 places in 264 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:51] [INFO ] Deduced a trap composed of 32 places in 248 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:25:51] [INFO ] Deduced a trap composed of 32 places in 302 ms of which 31 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/627 variables, 5/750 constraints. Problems are: Problem set: 0 solved, 253 unsolved
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 34 places in 265 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:10] [INFO ] Deduced a trap composed of 44 places in 265 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:26:13] [INFO ] Deduced a trap composed of 32 places in 223 ms of which 15 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/627 variables, 3/753 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 627/627 variables, and 753 constraints, problems are : Problem set: 0 solved, 253 unsolved in 120017 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 237/237 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 170994ms problems are : Problem set: 0 solved, 253 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 78 out of 237 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 984/984 transitions.
Applied a total of 0 rules in 49 ms. Remains 237 /237 variables (removed 0) and now considering 984/984 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 237/237 places, 984/984 transitions.
RANDOM walk for 3805530 steps (8 resets) in 112190 ms. (33 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 158 ms. (251 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 177 ms. (224 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 147 ms. (270 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 196 ms. (203 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 185 ms. (215 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 183 ms. (217 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 187 ms. (212 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 253/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 252/253 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 189 ms. (210 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 184 ms. (216 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 182 ms. (218 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 159 ms. (250 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 181 ms. (219 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 170 ms. (233 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 161 ms. (246 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 163 ms. (243 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 174 ms. (228 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 178 ms. (223 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 176 ms. (226 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 252/252 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 252/252 properties
Interrupted probabilistic random walk after 7575729 steps, run timeout after 102001 ms. (steps per millisecond=74 ) properties seen :10 out of 252
Probabilistic random walk after 7575729 steps, saw 1272417 distinct states, run finished after 102001 ms. (steps per millisecond=74 ) properties seen :10
[2026-05-23 22:29:08] [INFO ] Flow matrix only has 390 transitions (discarded 594 similar events)
[2026-05-23 22:29:08] [INFO ] Invariant cache hit.
[2026-05-23 22:29:08] [INFO ] State equation strengthened by 179 read => feed constraints.
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 2 (OVERLAPS) 160/237 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 242 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 3 places in 279 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:14] [INFO ] Deduced a trap composed of 15 places in 222 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:14] [INFO ] Deduced a trap composed of 19 places in 306 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:14] [INFO ] Deduced a trap composed of 23 places in 185 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:15] [INFO ] Deduced a trap composed of 3 places in 218 ms of which 9 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 39 places in 258 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:15] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 3 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 12 places in 107 ms of which 8 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 3 places in 36 ms of which 3 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 3 places in 52 ms of which 5 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 11 places in 85 ms of which 6 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 3 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:16] [INFO ] Deduced a trap composed of 13 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 22:29:16] [INFO ] Deduced a trap composed of 15 places in 131 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:16] [INFO ] Deduced a trap composed of 17 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:16] [INFO ] Deduced a trap composed of 17 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:16] [INFO ] Deduced a trap composed of 19 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:17] [INFO ] Deduced a trap composed of 21 places in 112 ms of which 6 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 32 places in 241 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:18] [INFO ] Deduced a trap composed of 48 places in 216 ms of which 13 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:19] [INFO ] Deduced a trap composed of 32 places in 248 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:20] [INFO ] Deduced a trap composed of 44 places in 256 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:20] [INFO ] Deduced a trap composed of 52 places in 309 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:20] [INFO ] Deduced a trap composed of 35 places in 213 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:21] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 5/44 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:23] [INFO ] Deduced a trap composed of 32 places in 246 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:24] [INFO ] Deduced a trap composed of 50 places in 319 ms of which 35 ms to minimize.
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 53 places in 308 ms of which 33 ms to minimize.
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 56 places in 224 ms of which 19 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 4/48 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:29] [INFO ] Deduced a trap composed of 51 places in 250 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:30] [INFO ] Deduced a trap composed of 44 places in 223 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/237 variables, 2/50 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:31] [INFO ] Deduced a trap composed of 41 places in 254 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:33] [INFO ] Deduced a trap composed of 45 places in 299 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:34] [INFO ] Deduced a trap composed of 21 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:29:34] [INFO ] Deduced a trap composed of 23 places in 119 ms of which 8 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/237 variables, 4/54 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/237 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 10 (OVERLAPS) 390/627 variables, 237/291 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/627 variables, 179/470 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/627 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 13 (OVERLAPS) 0/627 variables, 0/470 constraints. Problems are: Problem set: 0 solved, 242 unsolved
No progress, stopping.
After SMT solving in domain Real declared 627/627 variables, and 470 constraints, problems are : Problem set: 0 solved, 242 unsolved in 57620 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 237/237 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 242/242 constraints, Known Traps: 35/35 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 135.0 s and query timeout 13500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 2 (OVERLAPS) 160/237 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 35/54 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:08] [INFO ] Deduced a trap composed of 37 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 22:30:09] [INFO ] Deduced a trap composed of 25 places in 130 ms of which 7 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 2/56 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 7 (OVERLAPS) 390/627 variables, 237/293 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/627 variables, 179/472 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/627 variables, 242/714 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:34] [INFO ] Deduced a trap composed of 50 places in 262 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:34] [INFO ] Deduced a trap composed of 53 places in 268 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:35] [INFO ] Deduced a trap composed of 54 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 22:30:36] [INFO ] Deduced a trap composed of 32 places in 289 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:38] [INFO ] Deduced a trap composed of 51 places in 182 ms of which 18 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 27 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:40] [INFO ] Deduced a trap composed of 44 places in 296 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:41] [INFO ] Deduced a trap composed of 48 places in 240 ms of which 23 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/627 variables, 8/722 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:52] [INFO ] Deduced a trap composed of 32 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:54] [INFO ] Deduced a trap composed of 42 places in 204 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:30:56] [INFO ] Deduced a trap composed of 32 places in 201 ms of which 19 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/627 variables, 3/725 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:31:08] [INFO ] Deduced a trap composed of 50 places in 175 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:31:12] [INFO ] Deduced a trap composed of 50 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:31:13] [INFO ] Deduced a trap composed of 54 places in 287 ms of which 24 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/627 variables, 3/728 constraints. Problems are: Problem set: 0 solved, 242 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 44 places in 321 ms of which 24 ms to minimize.
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 35 places in 306 ms of which 32 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/627 variables, 2/730 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/627 variables, 0/730 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:32:12] [INFO ] Deduced a trap composed of 34 places in 230 ms of which 14 ms to minimize.
At refinement iteration 15 (OVERLAPS) 0/627 variables, 1/731 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 627/627 variables, and 731 constraints, problems are : Problem set: 0 solved, 242 unsolved in 135017 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, Generalized P Invariants (flows): 6/6 constraints, State Equation: 237/237 constraints, ReadFeed: 179/179 constraints, PredecessorRefiner: 242/242 constraints, Known Traps: 54/54 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192708ms problems are : Problem set: 0 solved, 242 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 77 out of 237 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 237/237 places, 984/984 transitions.
Applied a total of 0 rules in 29 ms. Remains 237 /237 variables (removed 0) and now considering 984/984 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 237/237 places, 984/984 transitions.
RANDOM walk for 4000000 steps (8 resets) in 86936 ms. (46 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 151 ms. (263 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 133 ms. (298 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 148 ms. (268 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 140 ms. (283 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 139 ms. (285 steps per ms) remains 242/242 properties
BEST_FIRST walk for 40004 steps (8 resets) in 138 ms. (287 steps per ms) remains 242/242 properties
Interrupted probabilistic random walk after 5101243 steps, run timeout after 69001 ms. (steps per millisecond=73 ) properties seen :0 out of 242
Probabilistic random walk after 5101243 steps, saw 914610 distinct states, run finished after 69002 ms. (steps per millisecond=73 ) properties seen :0
[2026-05-23 22:33:53] [INFO ] Flow matrix only has 390 transitions (discarded 594 similar events)
[2026-05-23 22:33:53] [INFO ] Invariant cache hit.
[2026-05-23 22:33:53] [INFO ] State equation strengthened by 179 read => feed constraints.
Starting Z3 with timeout 150.0 s and query timeout 15000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/77 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/77 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 2 (OVERLAPS) 160/237 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 242 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/237 variables, 6/19 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:57] [INFO ] Deduced a trap composed of 3 places in 251 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:58] [INFO ] Deduced a trap composed of 15 places in 222 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:58] [INFO ] Deduced a trap composed of 19 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 22:33:58] [INFO ] Deduced a trap composed of 21 places in 112 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:58] [INFO ] Deduced a trap composed of 23 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 22:33:58] [INFO ] Deduced a trap composed of 23 places in 234 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:59] [INFO ] Deduced a trap composed of 3 places in 203 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:59] [INFO ] Deduced a trap composed of 39 places in 197 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:59] [INFO ] Deduced a trap composed of 27 places in 206 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:59] [INFO ] Deduced a trap composed of 40 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 22:33:59] [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 22:33:59] [INFO ] Deduced a trap composed of 12 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:33:59] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:00] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:00] [INFO ] Deduced a trap composed of 11 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:00] [INFO ] Deduced a trap composed of 13 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:00] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:00] [INFO ] Deduced a trap composed of 15 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 22:34:00] [INFO ] Deduced a trap composed of 17 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:01] [INFO ] Deduced a trap composed of 32 places in 226 ms of which 22 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 20/39 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:01] [INFO ] Deduced a trap composed of 17 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 22:34:02] [INFO ] Deduced a trap composed of 19 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 22:34:02] [INFO ] Deduced a trap composed of 44 places in 196 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:02] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:02] [INFO ] Deduced a trap composed of 32 places in 196 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:03] [INFO ] Deduced a trap composed of 56 places in 168 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:03] [INFO ] Deduced a trap composed of 35 places in 204 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:03] [INFO ] Deduced a trap composed of 32 places in 200 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:03] [INFO ] Deduced a trap composed of 45 places in 172 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:04] [INFO ] Deduced a trap composed of 19 places in 90 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 10/49 constraints. Problems are: Problem set: 0 solved, 242 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:05] [INFO ] Deduced a trap composed of 43 places in 187 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:06] [INFO ] Deduced a trap composed of 37 places in 180 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:06] [INFO ] Deduced a trap composed of 53 places in 195 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:06] [INFO ] Deduced a trap composed of 56 places in 189 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-23 22:34:06] [INFO ] Deduced a trap composed of 48 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 22:34:07] [INFO ] Deduced a trap composed of 48 places in 193 ms of which 22 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/237 variables, 6/55 constraints. Problems are: Problem set: 0 solved, 242 unsolved

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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -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 QuasiLiveness -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="QuasiLiveness"
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 QuasiLiveness"
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-177955743900162"
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 [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;