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.r144-smll-177955812500177.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 FireWire-PT-18, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r144-smll-177955812500177
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 7.9K Mar 7 05:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K Mar 7 05:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 7 05:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Mar 7 05:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 7 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K Mar 7 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Mar 7 05:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 7 05:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:09 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 168K 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 1779633427771

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-18
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 14:37:10] [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]
[2026-05-24 14:37:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 14:37:10] [INFO ] Load time of PNML (sax parser for PT used): 227 ms
[2026-05-24 14:37:10] [INFO ] Transformed 437 places.
[2026-05-24 14:37:10] [INFO ] Transformed 707 transitions.
[2026-05-24 14:37:10] [INFO ] Found NUPN structural information;
[2026-05-24 14:37:10] [INFO ] Parsed PT model containing 437 places and 707 transitions and 2170 arcs in 466 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 437/437 places, 707/707 transitions.
Graph (trivial) has 325 edges and 437 vertex of which 12 / 437 are part of one of the 3 SCC in 9 ms
Free SCC test removed 9 places
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Reduce places removed 10 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 84 transitions
Trivial Post-agglo rules discarded 84 transitions
Performed 84 trivial Post agglomeration. Transition count delta: 84
Iterating post reduction 0 with 94 rules applied. Total rules applied 95 place count 418 transition count 613
Reduce places removed 84 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 86 rules applied. Total rules applied 181 place count 334 transition count 611
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 182 place count 333 transition count 611
Performed 11 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 11 Pre rules applied. Total rules applied 182 place count 333 transition count 600
Deduced a syphon composed of 11 places in 11 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 22 rules applied. Total rules applied 204 place count 322 transition count 600
Performed 103 Post agglomeration using F-continuation condition.Transition count delta: 103
Deduced a syphon composed of 103 places in 5 ms
Reduce places removed 103 places and 0 transitions.
Iterating global reduction 3 with 206 rules applied. Total rules applied 410 place count 219 transition count 497
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 412 place count 219 transition count 495
Performed 30 Post agglomeration using F-continuation condition.Transition count delta: -195
Deduced a syphon composed of 30 places in 3 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 4 with 60 rules applied. Total rules applied 472 place count 189 transition count 690
Applied a total of 472 rules in 218 ms. Remains 189 /437 variables (removed 248) and now considering 690/707 (removed 17) transitions.
[2026-05-24 14:37:11] [INFO ] Flow matrix only has 656 transitions (discarded 34 similar events)
// Phase 1: matrix 656 rows 189 cols
[2026-05-24 14:37:11] [INFO ] Computed 7 invariants in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:37:12] [INFO ] Implicit Places using invariants in 927 ms returned []
[2026-05-24 14:37:12] [INFO ] Flow matrix only has 656 transitions (discarded 34 similar events)
[2026-05-24 14:37:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:37:12] [INFO ] State equation strengthened by 15 read => feed constraints.
[2026-05-24 14:37:13] [INFO ] Implicit Places using invariants and state equation in 1181 ms returned []
Implicit Place search using SMT with State Equation took 2174 ms to find 0 implicit places.
Running 681 sub problems to find dead transitions.
[2026-05-24 14:37:13] [INFO ] Flow matrix only has 656 transitions (discarded 34 similar events)
[2026-05-24 14:37:13] [INFO ] Invariant cache hit.
[2026-05-24 14:37:13] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 188/188 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/188 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (OVERLAPS) 1/189 variables, 7/195 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:33] [INFO ] Deduced a trap composed of 60 places in 287 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:33] [INFO ] Deduced a trap composed of 66 places in 298 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:34] [INFO ] Deduced a trap composed of 57 places in 123 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:35] [INFO ] Deduced a trap composed of 57 places in 295 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:35] [INFO ] Deduced a trap composed of 114 places in 296 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:35] [INFO ] Deduced a trap composed of 30 places in 330 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:36] [INFO ] Deduced a trap composed of 24 places in 269 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:36] [INFO ] Deduced a trap composed of 48 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:36] [INFO ] Deduced a trap composed of 58 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:37] [INFO ] Deduced a trap composed of 46 places in 203 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:37] [INFO ] Deduced a trap composed of 48 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:37] [INFO ] Deduced a trap composed of 58 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:37] [INFO ] Deduced a trap composed of 46 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:37:38] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 35 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 14/210 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 189/845 variables, and 210 constraints, problems are : Problem set: 0 solved, 681 unsolved in 30053 ms.
Refiners :[Domain max(s): 189/189 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 0/189 constraints, ReadFeed: 0/15 constraints, PredecessorRefiner: 681/681 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 681 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/188 variables, 188/188 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/188 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 2 (OVERLAPS) 1/189 variables, 7/195 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 1/196 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 14/210 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/189 variables, 0/210 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 6 (OVERLAPS) 655/844 variables, 189/399 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/844 variables, 14/413 constraints. Problems are: Problem set: 0 solved, 681 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/844 variables, 681/1094 constraints. Problems are: Problem set: 0 solved, 681 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 844/845 variables, and 1094 constraints, problems are : Problem set: 0 solved, 681 unsolved in 30030 ms.
Refiners :[Domain max(s): 189/189 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 189/189 constraints, ReadFeed: 14/15 constraints, PredecessorRefiner: 681/681 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61239ms problems are : Problem set: 0 solved, 681 unsolved
Search for dead transitions found 0 dead transitions in 61284ms
Starting structural reductions in LIVENESS mode, iteration 1 : 189/437 places, 690/707 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 63739 ms. Remains : 189/437 places, 690/707 transitions.
Discarding 311 transitions out of 690. Remains 379
Initial state reduction rules removed 1 formulas.
[2026-05-24 14:38:15] [INFO ] Flatten gal took : 332 ms
[2026-05-24 14:38:15] [INFO ] Flatten gal took : 178 ms
[2026-05-24 14:38:15] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality835932900846574.gal : 61 ms
[2026-05-24 14:38:15] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality10452312678208681354.prop : 11 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/ReachabilityCardinality835932900846574.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality10452312678208681354.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 ...325
RANDOM walk for 40000 steps (2070 resets) in 5777 ms. (6 steps per ms) remains 304/378 properties
Loading property file /tmp/ReachabilityCardinality10452312678208681354.prop.
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 15 ms. (25 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 304/304 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 304/304 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 304/304 properties
[2026-05-24 14:38:16] [INFO ] Flow matrix only has 656 transitions (discarded 34 similar events)
[2026-05-24 14:38:16] [INFO ] Invariant cache hit.
[2026-05-24 14:38:16] [INFO ] State equation strengthened by 15 read => feed constraints.
Reachability property qltransition_225 is true.
Reachability property qltransition_97 is true.
Reachability property qltransition_96 is true.
Reachability property qltransition_95 is true.
Reachability property qltransition_90 is true.
Reachability property qltransition_89 is true.
Reachability property qltransition_88 is true.
SDD proceeding with computation,371 properties remain. new max is 2
SDD size :1 after 22
SDD proceeding with computation,371 properties remain. new max is 4
SDD size :22 after 23
SDD proceeding with computation,371 properties remain. new max is 8
SDD size :23 after 26
SDD proceeding with computation,371 properties remain. new max is 16
SDD size :26 after 33
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,371 properties remain. new max is 32
SDD size :33 after 36
SDD proceeding with computation,371 properties remain. new max is 64
SDD size :36 after 39
SDD proceeding with computation,371 properties remain. new max is 128
SDD size :39 after 43
SDD proceeding with computation,371 properties remain. new max is 256
SDD size :43 after 53
Reachability property qltransition_610 is true.
Reachability property qltransition_608 is true.
Reachability property qltransition_606 is true.
Reachability property qltransition_265 is true.
Reachability property qltransition_187 is true.
Reachability property qltransition_184 is true.
Reachability property qltransition_101 is true.
Reachability property qltransition_21 is true.
Reachability property qltransition_18 is true.
Reachability property qltransition_16 is true.
SDD proceeding with computation,361 properties remain. new max is 256
SDD size :53 after 326
Reachability property qltransition_602 is true.
Reachability property qltransition_183 is true.
Reachability property qltransition_182 is true.
Reachability property qltransition_181 is true.
Reachability property qltransition_78 is true.
Reachability property qltransition_76 is true.
Reachability property qltransition_74 is true.
SDD proceeding with computation,354 properties remain. new max is 256
SDD size :326 after 795
Reachability property qltransition_474 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_72 is true.
Reachability property qltransition_70 is true.
SDD proceeding with computation,350 properties remain. new max is 256
SDD size :795 after 1181
Reachability property qltransition_458 is true.
Reachability property qltransition_437 is true.
Reachability property qltransition_422 is true.
Reachability property qltransition_407 is true.
Reachability property qltransition_392 is true.
Reachability property qltransition_377 is true.
Reachability property qltransition_356 is true.
Reachability property qltransition_338 is true.
Reachability property qltransition_326 is true.
Reachability property qltransition_305 is true.
Reachability property qltransition_277 is true.
Reachability property qltransition_274 is true.
Reachability property qltransition_271 is true.
Reachability property qltransition_224 is true.
Reachability property qltransition_223 is true.
Reachability property qltransition_222 is true.
Reachability property qltransition_218 is true.
Reachability property qltransition_217 is true.
Reachability property qltransition_216 is true.
Reachability property qltransition_215 is true.
Reachability property qltransition_214 is true.
Reachability property qltransition_195 is true.
Reachability property qltransition_189 is true.
SDD proceeding with computation,327 properties remain. new max is 256
SDD size :1181 after 2012
Reachability property qltransition_466 is true.
Reachability property qltransition_462 is true.
Reachability property qltransition_443 is true.
Reachability property qltransition_440 is true.
Reachability property qltransition_426 is true.
Reachability property qltransition_424 is true.
Reachability property qltransition_413 is true.
Reachability property qltransition_410 is true.
Reachability property qltransition_396 is true.
Reachability property qltransition_394 is true.
Reachability property qltransition_383 is true.
Reachability property qltransition_380 is true.
Reachability property qltransition_364 is true.
Reachability property qltransition_360 is true.
Reachability property qltransition_342 is true.
Reachability property qltransition_340 is true.
Reachability property qltransition_330 is true.
Reachability property qltransition_328 is true.
Reachability property qltransition_315 is true.
Reachability property qltransition_310 is true.
Reachability property qltransition_211 is true.
Reachability property qltransition_210 is true.
SDD proceeding with computation,305 properties remain. new max is 256
SDD size :2012 after 13004
Reachability property qltransition_220 is true.
Reachability property qltransition_219 is true.
Reachability property qltransition_208 is true.
Reachability property qltransition_198 is true.
Reachability property qltransition_196 is true.
Reachability property qltransition_194 is true.
Reachability property qltransition_193 is true.
Reachability property qltransition_192 is true.
Reachability property qltransition_147 is true.
Reachability property qltransition_139 is true.
Reachability property qltransition_69 is true.
Reachability property qltransition_23 is true.
SDD proceeding with computation,293 properties remain. new max is 256
SDD size :13004 after 14097
Reachability property qltransition_450 is true.
Reachability property qltransition_431 is true.
Reachability property qltransition_418 is true.
Reachability property qltransition_401 is true.
Reachability property qltransition_388 is true.
Reachability property qltransition_371 is true.
Reachability property qltransition_348 is true.
Reachability property qltransition_334 is true.
Reachability property qltransition_322 is true.
Reachability property qltransition_295 is true.
Reachability property qltransition_199 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
Reachability property qltransition_154 is true.
Reachability property qltransition_100 is true.
Reachability property qltransition_67 is true.
Reachability property qltransition_66 is true.
Reachability property qltransition_53 is true.
SDD proceeding with computation,275 properties remain. new max is 256
SDD size :14097 after 17263
At refinement iteration 0 (INCLUDED_ONLY) 0/170 variables, 170/170 constraints. Problems are: Problem set: 0 solved, 304 unsolved
Reachability property qltransition_286 is true.
Reachability property qltransition_207 is true.
Reachability property qltransition_204 is true.
Reachability property qltransition_202 is true.
Reachability property qltransition_177 is true.
Reachability property qltransition_99 is true.
Reachability property qltransition_84 is true.
Reachability property qltransition_64 is true.
SDD proceeding with computation,267 properties remain. new max is 256
SDD size :17263 after 17950
Reachability property qltransition_176 is true.
Reachability property qltransition_175 is true.
Reachability property qltransition_174 is true.
Reachability property qltransition_173 is true.
Reachability property qltransition_62 is true.
Reachability property qltransition_60 is true.
Reachability property qltransition_58 is true.
Reachability property qltransition_56 is true.
SDD proceeding with computation,259 properties remain. new max is 256
SDD size :17950 after 18516
Reachability property qltransition_284 is true.
Reachability property qltransition_200 is true.
Reachability property qltransition_94 is true.
Reachability property qltransition_93 is true.
Reachability property qltransition_54 is true.
SDD proceeding with computation,254 properties remain. new max is 256
SDD size :18516 after 18941
SDD proceeding with computation,254 properties remain. new max is 512
SDD size :18941 after 23087
SDD proceeding with computation,254 properties remain. new max is 1024
SDD size :23087 after 24222
Reachability property qltransition_92 is true.
SDD proceeding with computation,253 properties remain. new max is 1024
SDD size :24222 after 26478
Reachability property qltransition_604 is true.
Reachability property qltransition_600 is true.
Reachability property qltransition_597 is true.
Reachability property qltransition_594 is true.
Reachability property qltransition_591 is true.
Reachability property qltransition_588 is true.
Reachability property qltransition_585 is true.
Reachability property qltransition_454 is true.
Reachability property qltransition_446 is true.
Reachability property qltransition_434 is true.
Reachability property qltransition_428 is true.
Reachability property qltransition_420 is true.
Reachability property qltransition_416 is true.
Reachability property qltransition_404 is true.
Reachability property qltransition_398 is true.
Reachability property qltransition_390 is true.
Reachability property qltransition_386 is true.
Reachability property qltransition_374 is true.
Reachability property qltransition_368 is true.
Reachability property qltransition_352 is true.
Reachability property qltransition_344 is true.
Reachability property qltransition_336 is true.
Reachability property qltransition_332 is true.
Reachability property qltransition_324 is true.
Reachability property qltransition_320 is true.
Reachability property qltransition_300 is true.
Reachability property qltransition_290 is true.
At refinement iteration 1 (INCLUDED_ONLY) 0/170 variables, 0/170 constraints. Problems are: Problem set: 102 solved, 202 unsolved
At refinement iteration 2 (OVERLAPS) 13/183 variables, 7/177 constraints. Problems are: Problem set: 102 solved, 202 unsolved
SDD proceeding with computation,226 properties remain. new max is 1024
SDD size :26478 after 56897
Reachability property qltransition_640 is true.
Reachability property qltransition_638 is true.
Reachability property qltransition_636 is true.
Reachability property qltransition_634 is true.
Reachability property qltransition_632 is true.
Reachability property qltransition_630 is true.
Reachability property qltransition_582 is true.
Reachability property qltransition_578 is true.
Reachability property qltransition_574 is true.
Reachability property qltransition_570 is true.
Reachability property qltransition_566 is true.
Reachability property qltransition_562 is true.
Reachability property qltransition_558 is true.
Reachability property qltransition_556 is true.
Reachability property qltransition_554 is true.
Reachability property qltransition_552 is true.
Reachability property qltransition_550 is true.
Reachability property qltransition_548 is true.
Reachability property qltransition_546 is true.
Reachability property qltransition_544 is true.
Reachability property qltransition_542 is true.
Reachability property qltransition_540 is true.
Reachability property qltransition_538 is true.
Reachability property qltransition_536 is true.
Reachability property qltransition_534 is true.
Reachability property qltransition_472 is true.
Reachability property qltransition_470 is true.
Reachability property qltransition_288 is true.
Reachability property qltransition_282 is true.
Reachability property qltransition_280 is true.
Reachability property qltransition_257 is true.
Reachability property qltransition_256 is true.
Reachability property qltransition_206 is true.
Reachability property qltransition_205 is true.
Reachability property qltransition_203 is true.
Reachability property qltransition_201 is true.
Reachability property qltransition_153 is true.
Reachability property qltransition_152 is true.
Reachability property qltransition_151 is true.
Reachability property qltransition_150 is true.
Reachability property qltransition_149 is true.
Reachability property qltransition_148 is true.
Reachability property qltransition_146 is true.
Reachability property qltransition_145 is true.
Reachability property qltransition_144 is true.
Reachability property qltransition_143 is true.
Reachability property qltransition_142 is true.
Reachability property qltransition_141 is true.
Reachability property qltransition_140 is true.
Reachability property qltransition_133 is true.
Reachability property qltransition_124 is true.
Reachability property qltransition_123 is true.
Reachability property qltransition_122 is true.
Reachability property qltransition_121 is true.
Reachability property qltransition_120 is true.
Reachability property qltransition_119 is true.
Reachability property qltransition_118 is true.
Reachability property qltransition_117 is true.
Reachability property qltransition_116 is true.
Reachability property qltransition_77 is true.
Reachability property qltransition_75 is true.
Reachability property qltransition_73 is true.
Reachability property qltransition_71 is true.
Reachability property qltransition_65 is true.
Reachability property qltransition_63 is true.
Reachability property qltransition_61 is true.
Reachability property qltransition_59 is true.
Reachability property qltransition_57 is true.
Reachability property qltransition_55 is true.
Reachability property qltransition_41 is true.
SDD proceeding with computation,156 properties remain. new max is 1024
SDD size :56897 after 230383
Reachability property qltransition_258 is true.
Reachability property qltransition_40 is true.
SDD proceeding with computation,154 properties remain. new max is 1024
SDD size :230383 after 268121
At refinement iteration 3 (INCLUDED_ONLY) 0/183 variables, 13/190 constraints. Problems are: Problem set: 102 solved, 202 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:38:21] [INFO ] Deduced a trap composed of 46 places in 101 ms of which 6 ms to minimize.
Reachability property qltransition_529 is true.
Reachability property qltransition_524 is true.
Reachability property qltransition_519 is true.
Reachability property qltransition_514 is true.
Reachability property qltransition_509 is true.
Reachability property qltransition_221 is true.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Reachability property qltransition_68 is true.
SDD proceeding with computation,147 properties remain. new max is 1024
SDD size :268121 after 356865
[2026-05-24 14:38:21] [INFO ] Deduced a trap composed of 57 places in 101 ms of which 8 ms to minimize.
SMT process timed out in 5317ms, After SMT, problems are : Problem set: 172 solved, 132 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 93 out of 189 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 189/189 places, 690/690 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 189 transition count 687
Reachability property qltransition_504 is true.
Discarding 12 places :
Symmetric choice reduction at 1 with 12 rule applications. Total rules 15 place count 177 transition count 672
Iterating global reduction 1 with 12 rules applied. Total rules applied 27 place count 177 transition count 672
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Reachability property qltransition_491 is true.
Reachability property qltransition_488 is true.
Reachability property qltransition_485 is true.
Reachability property qltransition_269 is true.
Reachability property qltransition_267 is true.
Reachability property qltransition_248 is true.
Reachability property qltransition_247 is true.
Iterating post reduction 1 with 5 rules applied. Total rules applied 32 place count 177 transition count 667
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 33 place count 176 transition count 661
Iterating global reduction 2 with 1 rules applied. Total rules applied 34 place count 176 transition count 661
Reachability property qltransition_209 is true.
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 35 place count 175 transition count 659
Iterating global reduction 2 with 1 rules applied. Total rules applied 36 place count 175 transition count 659
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 37 place count 174 transition count 656
Iterating global reduction 2 with 1 rules applied. Total rules applied 38 place count 174 transition count 656
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 39 place count 173 transition count 654
Iterating global reduction 2 with 1 rules applied. Total rules applied 40 place count 173 transition count 654
Reachability property qltransition_197 is true.
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 172 transition count 651
Reachability property qltransition_186 is true.
Reachability property qltransition_185 is true.
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 172 transition count 651
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 171 transition count 649
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 171 transition count 649
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 170 transition count 646
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 170 transition count 646
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 169 transition count 644
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 169 transition count 644
Reachability property qltransition_102 is true.
Reachability property qltransition_80 is true.
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 168 transition count 641
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 168 transition count 641
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 167 transition count 639
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 167 transition count 639
SDD proceeding with computation,133 properties remain. new max is 1024
SDD size :356865 after 1.71836e+06
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 60 place count 167 transition count 631
Free-agglomeration rule applied 6 times.
Iterating global reduction 2 with 6 rules applied. Total rules applied 66 place count 167 transition count 625
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 72 place count 161 transition count 625
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 74 place count 159 transition count 623
Iterating global reduction 3 with 2 rules applied. Total rules applied 76 place count 159 transition count 623
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 82 place count 159 transition count 617
Applied a total of 82 rules in 219 ms. Remains 159 /189 variables (removed 30) and now considering 617/690 (removed 73) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 159/189 places, 617/690 transitions.
Reachability property qltransition_155 is true.
Reachability property qltransition_79 is true.
SDD proceeding with computation,131 properties remain. new max is 1024
SDD size :1.71836e+06 after 1.73343e+06
SDD proceeding with computation,131 properties remain. new max is 2048
SDD size :1.73343e+06 after 1.75952e+06
SDD proceeding with computation,131 properties remain. new max is 4096
SDD size :1.75952e+06 after 1.95222e+06
SDD proceeding with computation,131 properties remain. new max is 8192
SDD size :1.95222e+06 after 3.14311e+06
Reachability property qltransition_263 is true.
Reachability property qltransition_250 is true.
Reachability property qltransition_249 is true.
Reachability property qltransition_246 is true.
Reachability property qltransition_245 is true.
Reachability property qltransition_236 is true.
Reachability property qltransition_235 is true.
Reachability property qltransition_234 is true.
Reachability property qltransition_233 is true.
Reachability property qltransition_213 is true.
Reachability property qltransition_212 is true.
Reachability property qltransition_188 is true.
Reachability property qltransition_172 is true.
Reachability property qltransition_158 is true.
Reachability property qltransition_125 is true.
Reachability property qltransition_106 is true.
Reachability property qltransition_105 is true.
Reachability property qltransition_52 is true.
Reachability property qltransition_51 is true.
Reachability property qltransition_25 is true.
SDD proceeding with computation,111 properties remain. new max is 8192
SDD size :3.14311e+06 after 4.953e+06
Reachability property qltransition_688 is true.
Reachability property qltransition_686 is true.
Reachability property qltransition_684 is true.
Reachability property qltransition_680 is true.
Reachability property qltransition_676 is true.
Reachability property qltransition_672 is true.
Reachability property qltransition_664 is true.
Reachability property qltransition_171 is true.
Reachability property qltransition_170 is true.
Reachability property qltransition_169 is true.
Reachability property qltransition_168 is true.
Reachability property qltransition_138 is true.
Reachability property qltransition_137 is true.
Reachability property qltransition_136 is true.
Reachability property qltransition_135 is true.
Reachability property qltransition_134 is true.
Reachability property qltransition_115 is true.
Reachability property qltransition_114 is true.
Reachability property qltransition_113 is true.
Reachability property qltransition_112 is true.
Reachability property qltransition_50 is true.
Reachability property qltransition_49 is true.
Reachability property qltransition_48 is true.
Reachability property qltransition_47 is true.
Reachability property qltransition_46 is true.
Reachability property qltransition_45 is true.
Reachability property qltransition_44 is true.
Reachability property qltransition_43 is true.
Reachability property qltransition_42 is true.
SDD proceeding with computation,82 properties remain. new max is 8192
SDD size :4.953e+06 after 5.5266e+06
RANDOM walk for 4000000 steps (183569 resets) in 57582 ms. (69 steps per ms) remains 92/119 properties
BEST_FIRST walk for 400002 steps (2396 resets) in 2961 ms. (135 steps per ms) remains 82/92 properties
BEST_FIRST walk for 400002 steps (2418 resets) in 1700 ms. (235 steps per ms) remains 82/82 properties
Reachability property qltransition_668 is true.
Reachability property qltransition_660 is true.
Reachability property qltransition_657 is true.
Reachability property qltransition_654 is true.
Reachability property qltransition_651 is true.
Reachability property qltransition_648 is true.
Reachability property qltransition_645 is true.
Reachability property qltransition_642 is true.
Reachability property qltransition_627 is true.
Reachability property qltransition_624 is true.
Reachability property qltransition_621 is true.
Reachability property qltransition_618 is true.
Reachability property qltransition_615 is true.
Reachability property qltransition_612 is true.
BEST_FIRST walk for 400004 steps (4421 resets) in 1785 ms. (223 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400004 steps (2420 resets) in 1371 ms. (291 steps per ms) remains 82/82 properties
SDD proceeding with computation,68 properties remain. new max is 8192
SDD size :5.5266e+06 after 1.05085e+07
BEST_FIRST walk for 400004 steps (4396 resets) in 1468 ms. (272 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (2428 resets) in 1309 ms. (305 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400003 steps (4417 resets) in 1306 ms. (306 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400004 steps (2395 resets) in 1289 ms. (310 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (4432 resets) in 1260 ms. (317 steps per ms) remains 82/82 properties
BEST_FIRST walk for 400002 steps (2429 resets) in 1301 ms. (307 steps per ms) remains 81/82 properties
BEST_FIRST walk for 400001 steps (4407 resets) in 1253 ms. (318 steps per ms) remains 81/81 properties
BEST_FIRST walk for 400004 steps (2391 resets) in 1491 ms. (268 steps per ms) remains 81/81 properties
Reachability property qltransition_502 is true.
Reachability property qltransition_500 is true.
Reachability property qltransition_244 is true.
Reachability property qltransition_243 is true.
Reachability property qltransition_242 is true.
Reachability property qltransition_241 is true.
Reachability property qltransition_240 is true.
Reachability property qltransition_231 is true.
Reachability property qltransition_167 is true.
Reachability property qltransition_166 is true.
BEST_FIRST walk for 400002 steps (4409 resets) in 1274 ms. (313 steps per ms) remains 80/81 properties
Reachability property qltransition_157 is true.
Reachability property qltransition_132 is true.
Reachability property qltransition_111 is true.
Reachability property qltransition_104 is true.
Reachability property qltransition_39 is true.
Reachability property qltransition_38 is true.
Reachability property qltransition_37 is true.
SDD proceeding with computation,51 properties remain. new max is 8192
SDD size :1.05085e+07 after 2.08028e+07
BEST_FIRST walk for 400003 steps (2391 resets) in 1342 ms. (297 steps per ms) remains 79/80 properties
BEST_FIRST walk for 400003 steps (4352 resets) in 1387 ms. (288 steps per ms) remains 79/79 properties
BEST_FIRST walk for 400003 steps (4389 resets) in 1350 ms. (296 steps per ms) remains 79/79 properties
BEST_FIRST walk for 400002 steps (4446 resets) in 1309 ms. (305 steps per ms) remains 78/79 properties
BEST_FIRST walk for 400004 steps (4460 resets) in 1476 ms. (270 steps per ms) remains 78/78 properties
BEST_FIRST walk for 400004 steps (4482 resets) in 1223 ms. (326 steps per ms) remains 78/78 properties
BEST_FIRST walk for 400003 steps (4335 resets) in 1266 ms. (315 steps per ms) remains 77/78 properties
BEST_FIRST walk for 400002 steps (4351 resets) in 1444 ms. (276 steps per ms) remains 76/77 properties
Reachability property qltransition_498 is true.
Reachability property qltransition_496 is true.
Reachability property qltransition_494 is true.
Reachability property qltransition_262 is true.
Reachability property qltransition_260 is true.
Reachability property qltransition_259 is true.
Reachability property qltransition_254 is true.
Reachability property qltransition_253 is true.
Reachability property qltransition_252 is true.
Reachability property qltransition_251 is true.
Reachability property qltransition_239 is true.
Reachability property qltransition_238 is true.
Reachability property qltransition_232 is true.
Reachability property qltransition_230 is true.
Reachability property qltransition_229 is true.
Reachability property qltransition_165 is true.
Reachability property qltransition_164 is true.
Reachability property qltransition_163 is true.
Reachability property qltransition_162 is true.
Reachability property qltransition_161 is true.
Reachability property qltransition_156 is true.
Reachability property qltransition_131 is true.
Reachability property qltransition_130 is true.
Reachability property qltransition_129 is true.
Reachability property qltransition_128 is true.
Reachability property qltransition_127 is true.
Reachability property qltransition_126 is true.
Reachability property qltransition_110 is true.
Reachability property qltransition_109 is true.
Reachability property qltransition_108 is true.
Reachability property qltransition_107 is true.
Reachability property qltransition_103 is true.
Reachability property qltransition_83 is true.
Reachability property qltransition_36 is true.
Reachability property qltransition_35 is true.
Reachability property qltransition_34 is true.
Reachability property qltransition_33 is true.
Reachability property qltransition_32 is true.
Reachability property qltransition_31 is true.
Reachability property qltransition_30 is true.
Reachability property qltransition_29 is true.
Reachability property qltransition_28 is true.
Reachability property qltransition_27 is true.
Reachability property qltransition_26 is true.
SDD proceeding with computation,7 properties remain. new max is 8192
SDD size :2.08028e+07 after 6.0169e+07
BEST_FIRST walk for 400003 steps (4331 resets) in 1269 ms. (314 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400003 steps (2422 resets) in 1432 ms. (279 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400003 steps (2406 resets) in 1423 ms. (280 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (5329 resets) in 1358 ms. (294 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400004 steps (4367 resets) in 1196 ms. (334 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400003 steps (4425 resets) in 1259 ms. (317 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (4393 resets) in 1148 ms. (348 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (4396 resets) in 1375 ms. (290 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400004 steps (4440 resets) in 1237 ms. (323 steps per ms) remains 76/76 properties
SDD proceeding with computation,7 properties remain. new max is 16384
SDD size :6.0169e+07 after 6.19095e+07
BEST_FIRST walk for 400001 steps (4383 resets) in 1460 ms. (273 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400003 steps (4380 resets) in 1232 ms. (324 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (4397 resets) in 1512 ms. (264 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (4346 resets) in 1287 ms. (310 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400003 steps (4390 resets) in 1408 ms. (283 steps per ms) remains 76/76 properties
BEST_FIRST walk for 400002 steps (4390 resets) in 1376 ms. (290 steps per ms) remains 75/76 properties
BEST_FIRST walk for 400001 steps (4407 resets) in 1552 ms. (257 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4383 resets) in 1374 ms. (290 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4360 resets) in 1375 ms. (290 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4382 resets) in 1368 ms. (292 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4359 resets) in 1255 ms. (318 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4401 resets) in 1285 ms. (311 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4397 resets) in 1377 ms. (290 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4427 resets) in 1317 ms. (303 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400002 steps (4474 resets) in 1183 ms. (337 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4440 resets) in 1249 ms. (320 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4474 resets) in 1171 ms. (341 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400002 steps (4470 resets) in 1313 ms. (304 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4363 resets) in 1152 ms. (346 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4468 resets) in 1307 ms. (305 steps per ms) remains 75/75 properties
Reachability property qltransition_261 is true.
Reachability property qltransition_237 is true.
SDD proceeding with computation,5 properties remain. new max is 16384
SDD size :6.19095e+07 after 6.91463e+07
BEST_FIRST walk for 400003 steps (4485 resets) in 1412 ms. (283 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400001 steps (5714 resets) in 1325 ms. (301 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4452 resets) in 1280 ms. (312 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4434 resets) in 1357 ms. (294 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400000 steps (4371 resets) in 1224 ms. (326 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400002 steps (4469 resets) in 1306 ms. (306 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (4391 resets) in 1329 ms. (300 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4422 resets) in 1342 ms. (297 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400002 steps (4422 resets) in 1344 ms. (297 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4437 resets) in 1368 ms. (292 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (4469 resets) in 1402 ms. (285 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (5727 resets) in 1468 ms. (272 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (3745 resets) in 1086 ms. (367 steps per ms) remains 75/75 properties
SDD proceeding with computation,5 properties remain. new max is 32768
SDD size :6.91463e+07 after 8.10807e+07
BEST_FIRST walk for 400004 steps (3713 resets) in 1198 ms. (333 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400004 steps (3746 resets) in 1116 ms. (358 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400002 steps (3757 resets) in 1092 ms. (365 steps per ms) remains 75/75 properties
BEST_FIRST walk for 400003 steps (3718 resets) in 1303 ms. (306 steps per ms) remains 74/75 properties
BEST_FIRST walk for 400003 steps (3662 resets) in 1080 ms. (370 steps per ms) remains 74/74 properties
BEST_FIRST walk for 400003 steps (4434 resets) in 1283 ms. (311 steps per ms) remains 74/74 properties
BEST_FIRST walk for 400002 steps (4379 resets) in 1188 ms. (336 steps per ms) remains 73/74 properties
BEST_FIRST walk for 400003 steps (4442 resets) in 1332 ms. (300 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400004 steps (2455 resets) in 1290 ms. (309 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (4382 resets) in 1326 ms. (301 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400001 steps (3923 resets) in 1270 ms. (314 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (3974 resets) in 1441 ms. (277 steps per ms) remains 73/73 properties
BEST_FIRST walk for 400003 steps (4401 resets) in 1313 ms. (304 steps per ms) remains 73/73 properties
[2026-05-24 14:39:12] [INFO ] Flow matrix only has 585 transitions (discarded 32 similar events)
// Phase 1: matrix 585 rows 159 cols
[2026-05-24 14:39:12] [INFO ] Computed 7 invariants in 5 ms
[2026-05-24 14:39:12] [INFO ] State equation strengthened by 16 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 142/152 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:13] [INFO ] Deduced a trap composed of 44 places in 84 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 585/737 variables, 152/160 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/737 variables, 16/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/737 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 7/744 variables, 7/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/744 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 0/744 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 744/744 variables, and 183 constraints, problems are : Problem set: 0 solved, 3 unsolved in 662 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 6/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 142/152 variables, 6/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/152 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/152 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 585/737 variables, 152/160 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/737 variables, 16/176 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:14] [INFO ] Deduced a trap composed of 24 places in 243 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:39:14] [INFO ] Deduced a trap composed of 53 places in 186 ms of which 18 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/737 variables, 2/178 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/737 variables, 0/178 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 7/744 variables, 7/185 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/744 variables, 3/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/744 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 0/744 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 744/744 variables, and 188 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1301 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 159/159 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1989ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 939 ms.
Support contains 4 out of 159 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 159/159 places, 617/617 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 145 transition count 429
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 145 transition count 429
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 30 place count 145 transition count 427
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 34 place count 141 transition count 413
Iterating global reduction 1 with 4 rules applied. Total rules applied 38 place count 141 transition count 413
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 44 place count 141 transition count 407
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 45 place count 140 transition count 405
Iterating global reduction 2 with 1 rules applied. Total rules applied 46 place count 140 transition count 405
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 47 place count 139 transition count 402
Iterating global reduction 2 with 1 rules applied. Total rules applied 48 place count 139 transition count 402
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 49 place count 138 transition count 400
Iterating global reduction 2 with 1 rules applied. Total rules applied 50 place count 138 transition count 400
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 51 place count 137 transition count 397
Iterating global reduction 2 with 1 rules applied. Total rules applied 52 place count 137 transition count 397
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 53 place count 136 transition count 395
Iterating global reduction 2 with 1 rules applied. Total rules applied 54 place count 136 transition count 395
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 55 place count 135 transition count 392
Iterating global reduction 2 with 1 rules applied. Total rules applied 56 place count 135 transition count 392
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 134 transition count 390
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 134 transition count 390
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 59 place count 133 transition count 387
Iterating global reduction 2 with 1 rules applied. Total rules applied 60 place count 133 transition count 387
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 61 place count 132 transition count 385
Iterating global reduction 2 with 1 rules applied. Total rules applied 62 place count 132 transition count 385
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 63 place count 131 transition count 383
Iterating global reduction 2 with 1 rules applied. Total rules applied 64 place count 131 transition count 383
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 65 place count 130 transition count 381
Iterating global reduction 2 with 1 rules applied. Total rules applied 66 place count 130 transition count 381
Free-agglomeration rule applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 76 place count 130 transition count 371
Reduce places removed 10 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 16 rules applied. Total rules applied 92 place count 120 transition count 365
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 94 place count 118 transition count 363
Iterating global reduction 3 with 2 rules applied. Total rules applied 96 place count 118 transition count 363
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 99 place count 118 transition count 360
Drop transitions (Redundant composition of simpler transitions.) removed 18 transitions
Redundant transition composition rules discarded 18 transitions
Iterating global reduction 4 with 18 rules applied. Total rules applied 117 place count 118 transition count 342
Applied a total of 117 rules in 110 ms. Remains 118 /159 variables (removed 41) and now considering 342/617 (removed 275) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 118/159 places, 342/617 transitions.
RANDOM walk for 4000000 steps (199956 resets) in 13254 ms. (301 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (47766 resets) in 4394 ms. (910 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000002 steps (47781 resets) in 4314 ms. (926 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000002 steps (47524 resets) in 4526 ms. (883 steps per ms) remains 3/3 properties
Reachability property qltransition_255 is true.
Reachability property qltransition_226 is true.
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :8.10807e+07 after 2.16694e+08
Finished probabilistic random walk after 513491 steps, run visited all 3 properties in 2697 ms. (steps per millisecond=190 )
Probabilistic random walk after 513491 steps, saw 137143 distinct states, run finished after 2704 ms. (steps per millisecond=189 ) properties seen :3
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 379 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK DECISION_DIAGRAMS COLLATERAL_PROCESSING BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 136137 ms.

BK_STOP 1779633566484

--------------------
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
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="FireWire-PT-18"
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 FireWire-PT-18, 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 r144-smll-177955812500177"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-18.tgz
mv FireWire-PT-18 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 ;