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.r111-tall-177955700900112.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 DoubleExponent-PT-020, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r111-tall-177955700900112
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 5.9K Mar 6 16:56 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K Mar 6 16:56 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 16:56 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K Mar 6 16:56 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 09:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 09:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 09:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 09:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 6 16:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 6 16:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 16:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 16:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Mar 15 09:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 340K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-00
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-01
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-02
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-03
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-04
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-05
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-06
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-07
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-08
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-09
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-10
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-11
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-12
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-13
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-14
FORMULA_NAME DoubleExponent-PT-020-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779628859757

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleExponent-PT-020
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-24 13:21:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 13:21:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:21:01] [INFO ] Load time of PNML (sax parser for PT used): 105 ms
[2026-05-24 13:21:01] [INFO ] Transformed 1064 places.
[2026-05-24 13:21:01] [INFO ] Transformed 998 transitions.
[2026-05-24 13:21:01] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 204 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 998 rows 1064 cols
[2026-05-24 13:21:01] [INFO ] Invariants computation overflowed in 129 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (334 resets) in 47 ms. (208 steps per ms)
BEST_FIRST walk for 160001 steps (4560 resets) in 285 ms. (559 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 998 rows 1064 cols
[2026-05-24 13:21:01] [INFO ] Invariants computation overflowed in 78 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:02] [INFO ] [Real]Absence check using state equation in 356 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:03] [INFO ] Deduced a trap composed of 115 places in 468 ms of which 141 ms to minimize.
[2026-05-24 13:21:03] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:03] [INFO ] [Nat]Absence check using state equation in 340 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:04] [INFO ] Deduced a trap composed of 115 places in 434 ms of which 128 ms to minimize.
[2026-05-24 13:21:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 601 ms
[2026-05-24 13:21:04] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 42 ms.
[2026-05-24 13:21:05] [INFO ] Added : 20 causal constraints over 4 iterations in 1322 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:06] [INFO ] [Real]Absence check using state equation in 242 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:08] [INFO ] [Real]Absence check using state equation in 2242 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:10] [INFO ] [Real]Absence check using state equation in 1741 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:12] [INFO ] [Real]Absence check using state equation in 2329 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:13] [INFO ] [Real]Absence check using state equation in 834 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:14] [INFO ] Deduced a trap composed of 187 places in 262 ms of which 48 ms to minimize.
[2026-05-24 13:21:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:15] [INFO ] [Nat]Absence check using state equation in 895 ms returned sat
[2026-05-24 13:21:15] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 56 ms.
[2026-05-24 13:21:16] [INFO ] Added : 20 causal constraints over 4 iterations in 1453 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:17] [INFO ] [Real]Absence check using state equation in 645 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:17] [INFO ] Deduced a trap composed of 103 places in 391 ms of which 116 ms to minimize.
[2026-05-24 13:21:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:19] [INFO ] [Nat]Absence check using state equation in 893 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:19] [INFO ] Deduced a trap composed of 79 places in 197 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:19] [INFO ] Deduced a trap composed of 113 places in 192 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:19] [INFO ] Deduced a trap composed of 115 places in 180 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:19] [INFO ] Deduced a trap composed of 173 places in 148 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:20] [INFO ] Deduced a trap composed of 175 places in 153 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:20] [INFO ] Deduced a trap composed of 223 places in 140 ms of which 19 ms to minimize.
[2026-05-24 13:21:20] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1341 ms
[2026-05-24 13:21:20] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 52 ms.
[2026-05-24 13:21:21] [INFO ] Added : 20 causal constraints over 4 iterations in 816 ms. Result :sat
Minimization took 541 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:24] [INFO ] [Real]Absence check using state equation in 3012 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:25] [INFO ] [Real]Absence check using state equation in 716 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:26] [INFO ] Deduced a trap composed of 18 places in 292 ms of which 27 ms to minimize.
[2026-05-24 13:21:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:26] [INFO ] [Nat]Absence check using state equation in 696 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:27] [INFO ] Deduced a trap composed of 18 places in 289 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:27] [INFO ] Deduced a trap composed of 31 places in 290 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:27] [INFO ] Deduced a trap composed of 77 places in 293 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:28] [INFO ] Deduced a trap composed of 79 places in 311 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:28] [INFO ] Deduced a trap composed of 89 places in 296 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:28] [INFO ] Deduced a trap composed of 91 places in 291 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:29] [INFO ] Deduced a trap composed of 103 places in 302 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:29] [INFO ] Deduced a trap composed of 149 places in 238 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:29] [INFO ] Deduced a trap composed of 161 places in 261 ms of which 51 ms to minimize.
[2026-05-24 13:21:29] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 3048 ms
[2026-05-24 13:21:30] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 44 ms.
[2026-05-24 13:21:30] [INFO ] Added : 20 causal constraints over 4 iterations in 758 ms. Result :sat
Minimization took 379 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:32] [INFO ] [Real]Absence check using state equation in 892 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:32] [INFO ] Deduced a trap composed of 35 places in 346 ms of which 53 ms to minimize.
[2026-05-24 13:21:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:33] [INFO ] [Nat]Absence check using state equation in 756 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:33] [INFO ] Deduced a trap composed of 35 places in 308 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:34] [INFO ] Deduced a trap composed of 29 places in 298 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:34] [INFO ] Deduced a trap composed of 36 places in 303 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:35] [INFO ] Deduced a trap composed of 161 places in 431 ms of which 172 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:35] [INFO ] Deduced a trap composed of 187 places in 484 ms of which 200 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:36] [INFO ] Deduced a trap composed of 197 places in 504 ms of which 212 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:36] [INFO ] Deduced a trap composed of 209 places in 504 ms of which 221 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:37] [INFO ] Deduced a trap composed of 211 places in 504 ms of which 224 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:37] [INFO ] Deduced a trap composed of 223 places in 521 ms of which 239 ms to minimize.
[2026-05-24 13:21:37] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 9
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:871)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:38] [INFO ] [Real]Absence check using state equation in 243 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:39] [INFO ] [Real]Absence check using state equation in 1209 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:39] [INFO ] Deduced a trap composed of 29 places in 319 ms of which 30 ms to minimize.
[2026-05-24 13:21:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:41] [INFO ] [Nat]Absence check using state equation in 1652 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:44] [INFO ] [Real]Absence check using state equation in 2272 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:44] [INFO ] [Real]Absence check using state equation in 164 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:44] [INFO ] [Real]Absence check using state equation in 406 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:45] [INFO ] Deduced a trap composed of 161 places in 461 ms of which 173 ms to minimize.
[2026-05-24 13:21:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:46] [INFO ] [Nat]Absence check using state equation in 418 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:46] [INFO ] Deduced a trap composed of 161 places in 452 ms of which 176 ms to minimize.
[2026-05-24 13:21:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 595 ms
[2026-05-24 13:21:46] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 53 ms.
[2026-05-24 13:21:47] [INFO ] Added : 20 causal constraints over 4 iterations in 928 ms. Result :sat
Minimization took 1164 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:49] [INFO ] [Real]Absence check using state equation in 514 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:49] [INFO ] Deduced a trap composed of 16 places in 284 ms of which 24 ms to minimize.
[2026-05-24 13:21:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:21:50] [INFO ] [Nat]Absence check using state equation in 542 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:50] [INFO ] Deduced a trap composed of 16 places in 269 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:50] [INFO ] Deduced a trap composed of 161 places in 232 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:21:51] [INFO ] Deduced a trap composed of 187 places in 235 ms of which 47 ms to minimize.
[2026-05-24 13:21:51] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 950 ms
[2026-05-24 13:21:51] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 48 ms.
[2026-05-24 13:21:52] [INFO ] Added : 20 causal constraints over 4 iterations in 1425 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0] Max Struct:[+inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, +inf, 1, +inf, +inf]
FORMULA DoubleExponent-PT-020-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DoubleExponent-PT-020-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DoubleExponent-PT-020-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 1064 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1064/1064 places, 998/998 transitions.
Graph (complete) has 1816 edges and 1064 vertex of which 1058 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.3 ms
Discarding 6 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 229 transitions
Trivial Post-agglo rules discarded 229 transitions
Performed 229 trivial Post agglomeration. Transition count delta: 229
Iterating post reduction 0 with 232 rules applied. Total rules applied 233 place count 1057 transition count 767
Reduce places removed 229 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 1 with 234 rules applied. Total rules applied 467 place count 828 transition count 762
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 472 place count 823 transition count 762
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 472 place count 823 transition count 721
Deduced a syphon composed of 41 places in 7 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 554 place count 782 transition count 721
Performed 178 Post agglomeration using F-continuation condition.Transition count delta: 178
Deduced a syphon composed of 178 places in 4 ms
Reduce places removed 178 places and 0 transitions.
Iterating global reduction 3 with 356 rules applied. Total rules applied 910 place count 604 transition count 543
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 36 places in 20 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 3 with 72 rules applied. Total rules applied 982 place count 568 transition count 543
Free-agglomeration rule (complex) applied 81 times.
Iterating global reduction 3 with 81 rules applied. Total rules applied 1063 place count 568 transition count 462
Reduce places removed 81 places and 0 transitions.
Iterating post reduction 3 with 81 rules applied. Total rules applied 1144 place count 487 transition count 462
Partial Free-agglomeration rule applied 77 times.
Drop transitions (Partial Free agglomeration) removed 77 transitions
Iterating global reduction 4 with 77 rules applied. Total rules applied 1221 place count 487 transition count 462
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1222 place count 486 transition count 461
Applied a total of 1222 rules in 320 ms. Remains 486 /1064 variables (removed 578) and now considering 461/998 (removed 537) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 328 ms. Remains : 486/1064 places, 461/998 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {29=1, 40=1, 43=1, 138=1, 141=1, 207=1, 272=1, 412=1, 428=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 4 ms.
This minimized invariant on transitions {29=1, 40=1, 43=1, 138=1, 141=1, 207=1, 272=1, 412=1, 428=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1269 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 13) seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 461 rows 486 cols
[2026-05-24 13:29:05] [INFO ] Computed 100 invariants in 75 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (127729 resets) in 1126 ms. (887 steps per ms)
BEST_FIRST walk for 13000003 steps (1101869 resets) in 9152 ms. (1420 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-24 13:29:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:16] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2026-05-24 13:29:16] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 32 ms returned sat
[2026-05-24 13:29:16] [INFO ] [Real]Absence check using state equation in 193 ms returned sat
[2026-05-24 13:29:16] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:29:16] [INFO ] [Real]Added 77 Read/Feed constraints in 340 ms returned sat
[2026-05-24 13:29:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:16] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2026-05-24 13:29:16] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 27 ms returned sat
[2026-05-24 13:29:17] [INFO ] [Nat]Absence check using state equation in 197 ms returned sat
[2026-05-24 13:29:18] [INFO ] [Nat]Added 77 Read/Feed constraints in 895 ms returned sat
[2026-05-24 13:29:18] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 42 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:20] [INFO ] Deduced a trap composed of 8 places in 193 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:20] [INFO ] Deduced a trap composed of 26 places in 167 ms of which 13 ms to minimize.
[2026-05-24 13:29:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 563 ms
[2026-05-24 13:29:20] [INFO ] Added : 110 causal constraints over 23 iterations in 2850 ms. Result :sat
Minimization took 1901 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:22] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2026-05-24 13:29:22] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 31 ms returned sat
[2026-05-24 13:29:23] [INFO ] [Real]Absence check using state equation in 241 ms returned sat
[2026-05-24 13:29:23] [INFO ] [Real]Added 77 Read/Feed constraints in 328 ms returned sat
[2026-05-24 13:29:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:23] [INFO ] [Nat]Absence check using 2 positive place invariants in 7 ms returned sat
[2026-05-24 13:29:23] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 35 ms returned sat
[2026-05-24 13:29:23] [INFO ] [Nat]Absence check using state equation in 258 ms returned sat
[2026-05-24 13:29:24] [INFO ] [Nat]Added 77 Read/Feed constraints in 817 ms returned sat
[2026-05-24 13:29:24] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 28 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:26] [INFO ] Deduced a trap composed of 8 places in 233 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:27] [INFO ] Deduced a trap composed of 8 places in 251 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:27] [INFO ] Deduced a trap composed of 22 places in 259 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:27] [INFO ] Deduced a trap composed of 23 places in 267 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:28] [INFO ] Deduced a trap composed of 24 places in 267 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:28] [INFO ] Deduced a trap composed of 26 places in 255 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:28] [INFO ] Deduced a trap composed of 26 places in 268 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:29] [INFO ] Deduced a trap composed of 27 places in 271 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:29] [INFO ] Deduced a trap composed of 32 places in 286 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:30] [INFO ] Deduced a trap composed of 99 places in 739 ms of which 490 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:30] [INFO ] Deduced a trap composed of 98 places in 462 ms of which 222 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:31] [INFO ] Deduced a trap composed of 98 places in 573 ms of which 330 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:32] [INFO ] Deduced a trap composed of 97 places in 410 ms of which 180 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:33] [INFO ] Deduced a trap composed of 97 places in 540 ms of which 332 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:33] [INFO ] Deduced a trap composed of 97 places in 508 ms of which 276 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:34] [INFO ] Deduced a trap composed of 96 places in 331 ms of which 112 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:35] [INFO ] Deduced a trap composed of 98 places in 537 ms of which 298 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:35] [INFO ] Deduced a trap composed of 97 places in 355 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:36] [INFO ] Deduced a trap composed of 97 places in 586 ms of which 370 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:37] [INFO ] Deduced a trap composed of 96 places in 456 ms of which 248 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:37] [INFO ] Deduced a trap composed of 96 places in 386 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:38] [INFO ] Deduced a trap composed of 95 places in 597 ms of which 376 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:39] [INFO ] Deduced a trap composed of 96 places in 881 ms of which 649 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:40] [INFO ] Deduced a trap composed of 97 places in 592 ms of which 365 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:41] [INFO ] Deduced a trap composed of 98 places in 594 ms of which 352 ms to minimize.
[2026-05-24 13:29:44] [INFO ] Trap strengthening (SAT) tested/added 26/25 trap constraints in 17718 ms
[2026-05-24 13:29:44] [INFO ] Added : 120 causal constraints over 26 iterations in 19692 ms. Result :sat
Minimization took 2007 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:46] [INFO ] [Real]Absence check using 2 positive place invariants in 5 ms returned sat
[2026-05-24 13:29:46] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 29 ms returned sat
[2026-05-24 13:29:46] [INFO ] [Real]Absence check using state equation in 236 ms returned sat
[2026-05-24 13:29:47] [INFO ] [Real]Added 77 Read/Feed constraints in 244 ms returned sat
[2026-05-24 13:29:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:29:47] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 31 ms returned sat
[2026-05-24 13:29:47] [INFO ] [Nat]Absence check using state equation in 276 ms returned sat
[2026-05-24 13:29:47] [INFO ] [Nat]Added 77 Read/Feed constraints in 337 ms returned sat
[2026-05-24 13:29:47] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:49] [INFO ] Deduced a trap composed of 8 places in 211 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:29:49] [INFO ] Deduced a trap composed of 8 places in 201 ms of which 11 ms to minimize.
[2026-05-24 13:29:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 536 ms
[2026-05-24 13:29:49] [INFO ] Added : 84 causal constraints over 18 iterations in 2018 ms. Result :sat
Minimization took 1373 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:51] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:29:51] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 38 ms returned sat
[2026-05-24 13:29:51] [INFO ] [Real]Absence check using state equation in 340 ms returned sat
[2026-05-24 13:29:52] [INFO ] [Real]Added 77 Read/Feed constraints in 379 ms returned sat
[2026-05-24 13:29:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 7 ms returned sat
[2026-05-24 13:29:52] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 50 ms returned sat
[2026-05-24 13:29:52] [INFO ] [Nat]Absence check using state equation in 319 ms returned sat
[2026-05-24 13:29:53] [INFO ] [Nat]Added 77 Read/Feed constraints in 799 ms returned sat
[2026-05-24 13:29:53] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 23 ms.
[2026-05-24 13:29:55] [INFO ] Added : 117 causal constraints over 26 iterations in 2057 ms. Result :sat
Minimization took 1627 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:57] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:29:57] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 38 ms returned sat
[2026-05-24 13:29:57] [INFO ] [Real]Absence check using state equation in 234 ms returned sat
[2026-05-24 13:29:58] [INFO ] [Real]Added 77 Read/Feed constraints in 1114 ms returned sat
[2026-05-24 13:29:58] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 26 ms.
[2026-05-24 13:29:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:29:59] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:29:59] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 28 ms returned sat
[2026-05-24 13:29:59] [INFO ] [Nat]Absence check using state equation in 232 ms returned sat
[2026-05-24 13:30:01] [INFO ] [Nat]Added 77 Read/Feed constraints in 2526 ms returned sat
[2026-05-24 13:30:01] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 57 ms.
[2026-05-24 13:30:06] [INFO ] Added : 202 causal constraints over 41 iterations in 4492 ms. Result :sat
Minimization took 2518 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:08] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:08] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:30:09] [INFO ] [Real]Absence check using state equation in 222 ms returned sat
[2026-05-24 13:30:10] [INFO ] [Real]Added 77 Read/Feed constraints in 936 ms returned sat
[2026-05-24 13:30:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:10] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:30:10] [INFO ] [Nat]Absence check using state equation in 227 ms returned sat
[2026-05-24 13:30:12] [INFO ] [Nat]Added 77 Read/Feed constraints in 1943 ms returned sat
[2026-05-24 13:30:12] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 28 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:20] [INFO ] Deduced a trap composed of 4 places in 260 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:21] [INFO ] Deduced a trap composed of 9 places in 326 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:21] [INFO ] Deduced a trap composed of 15 places in 255 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:21] [INFO ] Deduced a trap composed of 15 places in 228 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:22] [INFO ] Deduced a trap composed of 14 places in 249 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:22] [INFO ] Deduced a trap composed of 17 places in 265 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:22] [INFO ] Deduced a trap composed of 19 places in 265 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:23] [INFO ] Deduced a trap composed of 19 places in 245 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:23] [INFO ] Deduced a trap composed of 24 places in 284 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:24] [INFO ] Deduced a trap composed of 26 places in 264 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:24] [INFO ] Deduced a trap composed of 27 places in 283 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:24] [INFO ] Deduced a trap composed of 29 places in 268 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:25] [INFO ] Deduced a trap composed of 30 places in 269 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:25] [INFO ] Deduced a trap composed of 32 places in 290 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:26] [INFO ] Deduced a trap composed of 33 places in 256 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:26] [INFO ] Deduced a trap composed of 34 places in 284 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:26] [INFO ] Deduced a trap composed of 35 places in 281 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:27] [INFO ] Deduced a trap composed of 36 places in 286 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:27] [INFO ] Deduced a trap composed of 38 places in 286 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:28] [INFO ] Deduced a trap composed of 45 places in 286 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:28] [INFO ] Deduced a trap composed of 51 places in 363 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:28] [INFO ] Deduced a trap composed of 59 places in 362 ms of which 126 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:29] [INFO ] Deduced a trap composed of 61 places in 58 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:29] [INFO ] Deduced a trap composed of 62 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:29] [INFO ] Deduced a trap composed of 62 places in 60 ms of which 2 ms to minimize.
[2026-05-24 13:30:29] [INFO ] Trap strengthening (SAT) tested/added 26/25 trap constraints in 8982 ms
[2026-05-24 13:30:29] [INFO ] Added : 241 causal constraints over 49 iterations in 17164 ms. Result :sat
Minimization took 3631 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:33] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2026-05-24 13:30:33] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 32 ms returned sat
[2026-05-24 13:30:33] [INFO ] [Real]Absence check using state equation in 205 ms returned sat
[2026-05-24 13:30:33] [INFO ] [Real]Added 77 Read/Feed constraints in 171 ms returned sat
[2026-05-24 13:30:33] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 27 ms.
[2026-05-24 13:30:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:34] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:30:34] [INFO ] [Nat]Absence check using state equation in 195 ms returned sat
[2026-05-24 13:30:34] [INFO ] [Nat]Added 77 Read/Feed constraints in 250 ms returned sat
[2026-05-24 13:30:34] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 29 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:36] [INFO ] Deduced a trap composed of 15 places in 219 ms of which 15 ms to minimize.
[2026-05-24 13:30:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 298 ms
[2026-05-24 13:30:36] [INFO ] Added : 76 causal constraints over 16 iterations in 1778 ms. Result :sat
Minimization took 1286 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:37] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:37] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:30:38] [INFO ] [Real]Absence check using state equation in 293 ms returned sat
[2026-05-24 13:30:38] [INFO ] [Real]Added 77 Read/Feed constraints in 689 ms returned sat
[2026-05-24 13:30:38] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 26 ms.
[2026-05-24 13:30:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:39] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:30:39] [INFO ] [Nat]Absence check using state equation in 309 ms returned sat
[2026-05-24 13:30:40] [INFO ] [Nat]Added 77 Read/Feed constraints in 1223 ms returned sat
[2026-05-24 13:30:40] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 26 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:43] [INFO ] Deduced a trap composed of 4 places in 161 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:43] [INFO ] Deduced a trap composed of 12 places in 154 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:30:43] [INFO ] Deduced a trap composed of 13 places in 148 ms of which 11 ms to minimize.
[2026-05-24 13:30:43] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 976 ms
[2026-05-24 13:30:43] [INFO ] Added : 138 causal constraints over 28 iterations in 3273 ms. Result :sat
Minimization took 1670 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:45] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:45] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 31 ms returned sat
[2026-05-24 13:30:45] [INFO ] [Real]Absence check using state equation in 238 ms returned sat
[2026-05-24 13:30:47] [INFO ] [Real]Added 77 Read/Feed constraints in 1078 ms returned sat
[2026-05-24 13:30:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:30:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:30:47] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 29 ms returned sat
[2026-05-24 13:30:47] [INFO ] [Nat]Absence check using state equation in 238 ms returned sat
[2026-05-24 13:30:49] [INFO ] [Nat]Added 77 Read/Feed constraints in 1612 ms returned sat
[2026-05-24 13:30:49] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:01] [INFO ] Deduced a trap composed of 8 places in 238 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:01] [INFO ] Deduced a trap composed of 9 places in 235 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:02] [INFO ] Deduced a trap composed of 12 places in 240 ms of which 22 ms to minimize.
[2026-05-24 13:31:02] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 941 ms
[2026-05-24 13:31:02] [INFO ] Added : 346 causal constraints over 72 iterations in 13086 ms. Result :sat
Minimization took 4503 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:06] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2026-05-24 13:31:06] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:31:06] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2026-05-24 13:31:07] [INFO ] [Real]Added 77 Read/Feed constraints in 293 ms returned sat
[2026-05-24 13:31:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:07] [INFO ] [Nat]Absence check using 2 positive place invariants in 5 ms returned sat
[2026-05-24 13:31:07] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 29 ms returned sat
[2026-05-24 13:31:07] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2026-05-24 13:31:07] [INFO ] [Nat]Added 77 Read/Feed constraints in 330 ms returned sat
[2026-05-24 13:31:07] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 27 ms.
[2026-05-24 13:31:08] [INFO ] Added : 59 causal constraints over 12 iterations in 974 ms. Result :sat
Minimization took 1160 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:10] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:31:10] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 31 ms returned sat
[2026-05-24 13:31:10] [INFO ] [Real]Absence check using state equation in 283 ms returned sat
[2026-05-24 13:31:10] [INFO ] [Real]Added 77 Read/Feed constraints in 264 ms returned sat
[2026-05-24 13:31:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:10] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:31:10] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:31:11] [INFO ] [Nat]Absence check using state equation in 271 ms returned sat
[2026-05-24 13:31:11] [INFO ] [Nat]Added 77 Read/Feed constraints in 633 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:11] [INFO ] Deduced a trap composed of 4 places in 193 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:12] [INFO ] Deduced a trap composed of 8 places in 189 ms of which 11 ms to minimize.
[2026-05-24 13:31:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 498 ms
[2026-05-24 13:31:12] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:13] [INFO ] Deduced a trap composed of 12 places in 176 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:13] [INFO ] Deduced a trap composed of 15 places in 182 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:14] [INFO ] Deduced a trap composed of 19 places in 164 ms of which 13 ms to minimize.
[2026-05-24 13:31:14] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 704 ms
[2026-05-24 13:31:14] [INFO ] Added : 82 causal constraints over 17 iterations in 1944 ms. Result :sat
Minimization took 1820 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:16] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:31:16] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 28 ms returned sat
[2026-05-24 13:31:16] [INFO ] [Real]Absence check using state equation in 237 ms returned sat
[2026-05-24 13:31:17] [INFO ] [Real]Added 77 Read/Feed constraints in 987 ms returned sat
[2026-05-24 13:31:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:31:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:31:17] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 28 ms returned sat
[2026-05-24 13:31:17] [INFO ] [Nat]Absence check using state equation in 231 ms returned sat
[2026-05-24 13:31:18] [INFO ] [Nat]Added 77 Read/Feed constraints in 1015 ms returned sat
[2026-05-24 13:31:18] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:23] [INFO ] Deduced a trap composed of 12 places in 227 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:23] [INFO ] Deduced a trap composed of 16 places in 233 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:24] [INFO ] Deduced a trap composed of 17 places in 212 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:24] [INFO ] Deduced a trap composed of 26 places in 239 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:24] [INFO ] Deduced a trap composed of 23 places in 236 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:25] [INFO ] Deduced a trap composed of 26 places in 220 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:25] [INFO ] Deduced a trap composed of 26 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:25] [INFO ] Deduced a trap composed of 27 places in 213 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:26] [INFO ] Deduced a trap composed of 28 places in 222 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:26] [INFO ] Deduced a trap composed of 29 places in 229 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:26] [INFO ] Deduced a trap composed of 29 places in 224 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:27] [INFO ] Deduced a trap composed of 30 places in 242 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:27] [INFO ] Deduced a trap composed of 31 places in 209 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:27] [INFO ] Deduced a trap composed of 32 places in 233 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:28] [INFO ] Deduced a trap composed of 32 places in 229 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:28] [INFO ] Deduced a trap composed of 33 places in 222 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:29] [INFO ] Deduced a trap composed of 35 places in 218 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:29] [INFO ] Deduced a trap composed of 35 places in 230 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:29] [INFO ] Deduced a trap composed of 36 places in 229 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:30] [INFO ] Deduced a trap composed of 37 places in 215 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:30] [INFO ] Deduced a trap composed of 38 places in 246 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:30] [INFO ] Deduced a trap composed of 39 places in 234 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:31] [INFO ] Deduced a trap composed of 40 places in 222 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:31] [INFO ] Deduced a trap composed of 41 places in 233 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:32] [INFO ] Deduced a trap composed of 41 places in 263 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:32] [INFO ] Deduced a trap composed of 42 places in 218 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:32] [INFO ] Deduced a trap composed of 45 places in 241 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:33] [INFO ] Deduced a trap composed of 45 places in 234 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:33] [INFO ] Deduced a trap composed of 46 places in 225 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:34] [INFO ] Deduced a trap composed of 48 places in 223 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:35] [INFO ] Deduced a trap composed of 48 places in 227 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:35] [INFO ] Deduced a trap composed of 50 places in 259 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:35] [INFO ] Deduced a trap composed of 51 places in 251 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:36] [INFO ] Deduced a trap composed of 54 places in 271 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:36] [INFO ] Deduced a trap composed of 115 places in 627 ms of which 405 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:37] [INFO ] Deduced a trap composed of 115 places in 957 ms of which 743 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:38] [INFO ] Deduced a trap composed of 114 places in 361 ms of which 165 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:45] [INFO ] Deduced a trap composed of 114 places in 6612 ms of which 6404 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:45] [INFO ] Deduced a trap composed of 113 places in 588 ms of which 368 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:46] [INFO ] Deduced a trap composed of 113 places in 649 ms of which 441 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:47] [INFO ] Deduced a trap composed of 114 places in 969 ms of which 757 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:48] [INFO ] Deduced a trap composed of 114 places in 497 ms of which 286 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:49] [INFO ] Deduced a trap composed of 113 places in 636 ms of which 428 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:49] [INFO ] Deduced a trap composed of 113 places in 342 ms of which 144 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:50] [INFO ] Deduced a trap composed of 113 places in 465 ms of which 258 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:50] [INFO ] Deduced a trap composed of 112 places in 426 ms of which 227 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:52] [INFO ] Deduced a trap composed of 112 places in 1184 ms of which 998 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:52] [INFO ] Deduced a trap composed of 114 places in 664 ms of which 461 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:54] [INFO ] Deduced a trap composed of 114 places in 1625 ms of which 1404 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:55] [INFO ] Deduced a trap composed of 113 places in 615 ms of which 404 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:55] [INFO ] Deduced a trap composed of 113 places in 338 ms of which 138 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:56] [INFO ] Deduced a trap composed of 115 places in 632 ms of which 418 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:31:57] [INFO ] Deduced a trap composed of 115 places in 654 ms of which 437 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:32:00] [INFO ] Deduced a trap composed of 116 places in 3087 ms of which 2865 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:32:01] [INFO ] Deduced a trap composed of 116 places in 504 ms of which 275 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:32:01] [INFO ] Deduced a trap composed of 115 places in 533 ms of which 317 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:32:02] [INFO ] Deduced a trap composed of 115 places in 427 ms of which 215 ms to minimize.
[2026-05-24 13:32:02] [INFO ] Trap strengthening (SAT) tested/added 57/57 trap constraints in 39093 ms
Maximisation of solution failed !
Minimization took 2 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:32:02] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2026-05-24 13:32:02] [INFO ] [Real]Absence check using 2 positive and 98 generalized place invariants in 29 ms returned sat
[2026-05-24 13:32:02] [INFO ] [Real]Absence check using state equation in 253 ms returned sat
[2026-05-24 13:32:04] [INFO ] [Real]Added 77 Read/Feed constraints in 1422 ms returned sat
[2026-05-24 13:32:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:32:04] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2026-05-24 13:32:04] [INFO ] [Nat]Absence check using 2 positive and 98 generalized place invariants in 30 ms returned sat
[2026-05-24 13:32:04] [INFO ] [Nat]Absence check using state equation in 250 ms returned sat
[2026-05-24 13:32:06] [INFO ] [Nat]Added 77 Read/Feed constraints in 1859 ms returned sat
[2026-05-24 13:32:06] [INFO ] Computed and/alt/rep : 372/2149/372 causal constraints (skipped 88 transitions) in 26 ms.
[2026-05-24 13:32:16] [INFO ] Added : 205 causal constraints over 41 iterations in 9866 ms. Result :sat
Minimization took 2565 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 486 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 461/461 transitions.
Applied a total of 0 rules in 26 ms. Remains 486 /486 variables (removed 0) and now considering 461/461 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 486/486 places, 461/461 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 486/486 places, 461/461 transitions.
Applied a total of 0 rules in 21 ms. Remains 486 /486 variables (removed 0) and now considering 461/461 (removed 0) transitions.
[2026-05-24 13:33:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:38] [INFO ] Implicit Places using invariants in 12592 ms returned [15, 20, 46, 53, 75, 80, 101, 106, 127, 133, 154, 159, 160, 180, 185, 206, 212, 220, 234, 239, 262, 268, 290, 295, 316, 321, 342, 347, 369, 375, 396, 398, 402, 422, 430, 452, 457, 461, 478, 484]
[2026-05-24 13:33:38] [INFO ] Actually due to overlaps returned [220, 159]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 12602 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 484/486 places, 461/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 484 transition count 460
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 483 transition count 460
Applied a total of 2 rules in 44 ms. Remains 483 /484 variables (removed 1) and now considering 460/461 (removed 1) transitions.
// Phase 1: matrix 460 rows 483 cols
[2026-05-24 13:33:38] [INFO ] Computed 98 invariants in 115 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:47] [INFO ] Implicit Places using invariants in 9066 ms returned [15, 20, 46, 53, 75, 80, 101, 106, 127, 133, 154, 159, 179, 184, 205, 211, 231, 236, 259, 265, 287, 292, 313, 318, 339, 344, 366, 372, 393, 395, 399, 419, 427, 449, 454, 458, 475, 481]
[2026-05-24 13:33:47] [INFO ] Actually due to overlaps returned [458, 395]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 9073 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 481/486 places, 460/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 481 transition count 459
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 480 transition count 459
Applied a total of 2 rules in 34 ms. Remains 480 /481 variables (removed 1) and now considering 459/460 (removed 1) transitions.
// Phase 1: matrix 459 rows 480 cols
[2026-05-24 13:33:47] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:47] [INFO ] Implicit Places using invariants in 438 ms returned []
// Phase 1: matrix 459 rows 480 cols
[2026-05-24 13:33:48] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:33:48] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:34:13] [INFO ] Implicit Places using invariants and state equation in 25402 ms returned [15, 20, 46, 53, 75, 80, 101, 106, 127, 133, 154, 159, 179, 184, 205, 211, 231, 236, 259, 265, 287, 292, 313, 318, 339, 344, 366, 372, 393, 398, 418, 426, 448, 453, 472, 478]
[2026-05-24 13:34:13] [INFO ] Actually due to overlaps returned [53, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 25861 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 478/486 places, 459/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 478 transition count 458
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 477 transition count 458
Applied a total of 2 rules in 40 ms. Remains 477 /478 variables (removed 1) and now considering 458/459 (removed 1) transitions.
// Phase 1: matrix 458 rows 477 cols
[2026-05-24 13:34:13] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:34:13] [INFO ] Implicit Places using invariants in 502 ms returned []
// Phase 1: matrix 458 rows 477 cols
[2026-05-24 13:34:13] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:34:14] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:34:33] [INFO ] Implicit Places using invariants and state equation in 19849 ms returned [15, 20, 72, 77, 98, 103, 124, 130, 151, 156, 176, 181, 202, 208, 228, 233, 256, 262, 284, 289, 310, 315, 336, 341, 363, 369, 390, 395, 415, 423, 445, 450, 469, 475]
[2026-05-24 13:34:33] [INFO ] Actually due to overlaps returned [77, 72]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 20373 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 475/486 places, 458/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 475 transition count 457
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 474 transition count 457
Applied a total of 2 rules in 30 ms. Remains 474 /475 variables (removed 1) and now considering 457/458 (removed 1) transitions.
// Phase 1: matrix 457 rows 474 cols
[2026-05-24 13:34:33] [INFO ] Computed 92 invariants in 51 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:34:40] [INFO ] Implicit Places using invariants in 7110 ms returned [15, 20, 95, 100, 121, 127, 148, 153, 173, 178, 199, 205, 225, 230, 253, 259, 281, 286, 307, 312, 333, 338, 360, 366, 387, 392, 412, 420, 442, 447, 466, 472]
[2026-05-24 13:34:40] [INFO ] Actually due to overlaps returned [100, 95]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 7113 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 472/486 places, 457/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 472 transition count 456
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 471 transition count 456
Applied a total of 2 rules in 24 ms. Remains 471 /472 variables (removed 1) and now considering 456/457 (removed 1) transitions.
// Phase 1: matrix 456 rows 471 cols
[2026-05-24 13:34:40] [INFO ] Invariants computation overflowed in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:34:41] [INFO ] Implicit Places using invariants in 421 ms returned []
// Phase 1: matrix 456 rows 471 cols
[2026-05-24 13:34:41] [INFO ] Invariants computation overflowed in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:34:41] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:35:11] [INFO ] Implicit Places using invariants and state equation in 30037 ms returned [15, 20, 118, 124, 145, 150, 170, 175, 196, 202, 222, 227, 250, 256, 278, 283, 304, 309, 330, 335, 357, 363, 384, 389, 409, 417, 439, 444, 463, 469]
[2026-05-24 13:35:11] [INFO ] Actually due to overlaps returned [124, 118]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 30476 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 469/486 places, 456/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 469 transition count 455
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 468 transition count 455
Applied a total of 2 rules in 35 ms. Remains 468 /469 variables (removed 1) and now considering 455/456 (removed 1) transitions.
// Phase 1: matrix 455 rows 468 cols
[2026-05-24 13:35:11] [INFO ] Computed 88 invariants in 46 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:17] [INFO ] Implicit Places using invariants in 6030 ms returned [15, 20, 142, 147, 167, 172, 193, 199, 219, 224, 247, 253, 275, 280, 301, 306, 327, 332, 354, 360, 381, 386, 406, 414, 436, 441, 460, 466]
[2026-05-24 13:35:17] [INFO ] Actually due to overlaps returned [147, 142]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 6037 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 466/486 places, 455/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 466 transition count 454
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 465 transition count 454
Applied a total of 2 rules in 23 ms. Remains 465 /466 variables (removed 1) and now considering 454/455 (removed 1) transitions.
// Phase 1: matrix 454 rows 465 cols
[2026-05-24 13:35:17] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:17] [INFO ] Implicit Places using invariants in 369 ms returned []
// Phase 1: matrix 454 rows 465 cols
[2026-05-24 13:35:17] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:18] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:35:35] [INFO ] Implicit Places using invariants and state equation in 17924 ms returned [15, 20, 164, 169, 190, 196, 216, 221, 244, 250, 272, 277, 298, 303, 324, 329, 351, 357, 378, 383, 403, 411, 433, 438, 457, 463]
[2026-05-24 13:35:35] [INFO ] Actually due to overlaps returned [169, 164]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18296 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 463/486 places, 454/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 463 transition count 453
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 462 transition count 453
Applied a total of 2 rules in 19 ms. Remains 462 /463 variables (removed 1) and now considering 453/454 (removed 1) transitions.
// Phase 1: matrix 453 rows 462 cols
[2026-05-24 13:35:35] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:36] [INFO ] Implicit Places using invariants in 365 ms returned []
// Phase 1: matrix 453 rows 462 cols
[2026-05-24 13:35:36] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:36] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:35:54] [INFO ] Implicit Places using invariants and state equation in 18092 ms returned [15, 20, 187, 193, 213, 218, 241, 247, 269, 274, 295, 300, 321, 326, 348, 354, 375, 380, 400, 408, 430, 435, 454, 460]
[2026-05-24 13:35:54] [INFO ] Actually due to overlaps returned [193, 187]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 18464 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 460/486 places, 453/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 460 transition count 452
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 459 transition count 452
Applied a total of 2 rules in 25 ms. Remains 459 /460 variables (removed 1) and now considering 452/453 (removed 1) transitions.
// Phase 1: matrix 452 rows 459 cols
[2026-05-24 13:35:54] [INFO ] Invariants computation overflowed in 21 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:54] [INFO ] Implicit Places using invariants in 329 ms returned []
// Phase 1: matrix 452 rows 459 cols
[2026-05-24 13:35:54] [INFO ] Invariants computation overflowed in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:35:54] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:36:18] [INFO ] Implicit Places using invariants and state equation in 24018 ms returned [15, 20, 210, 215, 238, 244, 266, 271, 292, 297, 318, 323, 345, 351, 372, 377, 397, 405, 427, 432, 451, 457]
[2026-05-24 13:36:18] [INFO ] Actually due to overlaps returned [215, 210]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 24363 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 457/486 places, 452/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 457 transition count 451
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 456 transition count 451
Applied a total of 2 rules in 23 ms. Remains 456 /457 variables (removed 1) and now considering 451/452 (removed 1) transitions.
// Phase 1: matrix 451 rows 456 cols
[2026-05-24 13:36:18] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:19] [INFO ] Implicit Places using invariants in 347 ms returned []
// Phase 1: matrix 451 rows 456 cols
[2026-05-24 13:36:19] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:19] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:36:37] [INFO ] Implicit Places using invariants and state equation in 18738 ms returned [15, 20, 235, 241, 263, 268, 289, 294, 315, 320, 342, 348, 369, 374, 394, 402, 424, 429, 448, 454]
[2026-05-24 13:36:37] [INFO ] Actually due to overlaps returned [241, 235]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 19113 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 454/486 places, 451/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 454 transition count 450
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 453 transition count 450
Applied a total of 2 rules in 25 ms. Remains 453 /454 variables (removed 1) and now considering 450/451 (removed 1) transitions.
// Phase 1: matrix 450 rows 453 cols
[2026-05-24 13:36:37] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:38] [INFO ] Implicit Places using invariants in 336 ms returned []
// Phase 1: matrix 450 rows 453 cols
[2026-05-24 13:36:38] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:38] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:36:59] [INFO ] Implicit Places using invariants and state equation in 20953 ms returned [15, 20, 260, 265, 286, 291, 312, 317, 339, 345, 366, 371, 391, 399, 421, 426, 445, 451]
[2026-05-24 13:36:59] [INFO ] Actually due to overlaps returned [265, 260]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 21308 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 451/486 places, 450/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 451 transition count 449
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 450 transition count 449
Applied a total of 2 rules in 20 ms. Remains 450 /451 variables (removed 1) and now considering 449/450 (removed 1) transitions.
// Phase 1: matrix 449 rows 450 cols
[2026-05-24 13:36:59] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:59] [INFO ] Implicit Places using invariants in 322 ms returned []
// Phase 1: matrix 449 rows 450 cols
[2026-05-24 13:36:59] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:36:59] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:37:14] [INFO ] Implicit Places using invariants and state equation in 15165 ms returned [15, 20, 283, 288, 309, 314, 336, 342, 363, 368, 388, 396, 418, 423, 442, 448]
[2026-05-24 13:37:14] [INFO ] Actually due to overlaps returned [288, 283]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 15492 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 448/486 places, 449/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 448 transition count 448
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 447 transition count 448
Applied a total of 2 rules in 18 ms. Remains 447 /448 variables (removed 1) and now considering 448/449 (removed 1) transitions.
// Phase 1: matrix 448 rows 447 cols
[2026-05-24 13:37:14] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:15] [INFO ] Implicit Places using invariants in 319 ms returned []
// Phase 1: matrix 448 rows 447 cols
[2026-05-24 13:37:15] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:15] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:37:31] [INFO ] Implicit Places using invariants and state equation in 16574 ms returned [15, 20, 306, 311, 333, 339, 360, 365, 385, 393, 415, 420, 439, 445]
[2026-05-24 13:37:31] [INFO ] Actually due to overlaps returned [311, 306]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 16904 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 445/486 places, 448/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 445 transition count 447
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 444 transition count 447
Applied a total of 2 rules in 25 ms. Remains 444 /445 variables (removed 1) and now considering 447/448 (removed 1) transitions.
// Phase 1: matrix 447 rows 444 cols
[2026-05-24 13:37:31] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:31] [INFO ] Implicit Places using invariants in 300 ms returned []
// Phase 1: matrix 447 rows 444 cols
[2026-05-24 13:37:31] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:32] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:37:44] [INFO ] Implicit Places using invariants and state equation in 12933 ms returned [15, 20, 330, 336, 357, 362, 382, 390, 412, 417, 436, 442]
[2026-05-24 13:37:44] [INFO ] Actually due to overlaps returned [336, 330]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 13238 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 442/486 places, 447/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 442 transition count 446
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 441 transition count 446
Applied a total of 2 rules in 18 ms. Remains 441 /442 variables (removed 1) and now considering 446/447 (removed 1) transitions.
// Phase 1: matrix 446 rows 441 cols
[2026-05-24 13:37:44] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:45] [INFO ] Implicit Places using invariants in 311 ms returned []
// Phase 1: matrix 446 rows 441 cols
[2026-05-24 13:37:45] [INFO ] Invariants computation overflowed in 24 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:45] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:37:56] [INFO ] Implicit Places using invariants and state equation in 11314 ms returned [15, 20, 354, 359, 379, 387, 409, 414, 433, 439]
[2026-05-24 13:37:56] [INFO ] Actually due to overlaps returned [359, 354]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11631 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 16 : 439/486 places, 446/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 439 transition count 445
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 438 transition count 445
Applied a total of 2 rules in 24 ms. Remains 438 /439 variables (removed 1) and now considering 445/446 (removed 1) transitions.
// Phase 1: matrix 445 rows 438 cols
[2026-05-24 13:37:56] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:56] [INFO ] Implicit Places using invariants in 290 ms returned []
// Phase 1: matrix 445 rows 438 cols
[2026-05-24 13:37:56] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:37:57] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:38:06] [INFO ] Implicit Places using invariants and state equation in 9338 ms returned [15, 20, 376, 384, 406, 411, 430, 436]
[2026-05-24 13:38:06] [INFO ] Actually due to overlaps returned [384, 376]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 9633 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 17 : 436/486 places, 445/461 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 436 transition count 445
Applied a total of 1 rules in 18 ms. Remains 436 /436 variables (removed 0) and now considering 445/445 (removed 0) transitions.
// Phase 1: matrix 445 rows 436 cols
[2026-05-24 13:38:06] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:06] [INFO ] Implicit Places using invariants in 298 ms returned []
// Phase 1: matrix 445 rows 436 cols
[2026-05-24 13:38:06] [INFO ] Invariants computation overflowed in 36 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:06] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:38:15] [INFO ] Implicit Places using invariants and state equation in 8683 ms returned [15, 20, 404, 409, 428, 434]
[2026-05-24 13:38:15] [INFO ] Actually due to overlaps returned [409, 404]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8985 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 18 : 434/486 places, 445/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 434 transition count 444
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 433 transition count 444
Applied a total of 2 rules in 20 ms. Remains 433 /434 variables (removed 1) and now considering 444/445 (removed 1) transitions.
// Phase 1: matrix 444 rows 433 cols
[2026-05-24 13:38:15] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:15] [INFO ] Implicit Places using invariants in 269 ms returned []
// Phase 1: matrix 444 rows 433 cols
[2026-05-24 13:38:15] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:15] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:38:32] [INFO ] Implicit Places using invariants and state equation in 17061 ms returned [15, 20, 425, 431]
[2026-05-24 13:38:32] [INFO ] Actually due to overlaps returned [425, 15]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 17334 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 19 : 431/486 places, 444/461 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 430 transition count 443
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 430 transition count 443
Applied a total of 3 rules in 27 ms. Remains 430 /431 variables (removed 1) and now considering 443/444 (removed 1) transitions.
// Phase 1: matrix 443 rows 430 cols
[2026-05-24 13:38:32] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:32] [INFO ] Implicit Places using invariants in 287 ms returned []
// Phase 1: matrix 443 rows 430 cols
[2026-05-24 13:38:32] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:33] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:38:43] [INFO ] Implicit Places using invariants and state equation in 10391 ms returned [428]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 10683 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 20 : 429/486 places, 443/461 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 429 transition count 442
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 428 transition count 442
Applied a total of 2 rules in 22 ms. Remains 428 /429 variables (removed 1) and now considering 442/443 (removed 1) transitions.
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:38:43] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:43] [INFO ] Implicit Places using invariants in 296 ms returned []
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:38:43] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:38:43] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:38:51] [INFO ] Implicit Places using invariants and state equation in 7967 ms returned []
Implicit Place search using SMT with State Equation took 8269 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 21 : 428/486 places, 442/461 transitions.
Finished structural reductions in REACHABILITY mode , in 21 iterations and 325799 ms. Remains : 428/486 places, 442/461 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {0=2, 1=2, 25=1, 36=1, 47=1, 54=1, 111=1, 141=2, 151=1, 187=1, 215=1, 354=1, 355=1, 371=1, 404=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {25=1, 36=1, 111=1, 151=1, 215=1, 355=1, 371=1, 404=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1463 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 13) seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:41:32] [INFO ] Invariants computation overflowed in 39 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (144177 resets) in 1021 ms. (978 steps per ms)
BEST_FIRST walk for 13000007 steps (1188392 resets) in 8764 ms. (1483 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:41:42] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:41:42] [INFO ] [Real]Absence check using state equation in 152 ms returned sat
[2026-05-24 13:41:42] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:41:42] [INFO ] [Real]Added 77 Read/Feed constraints in 383 ms returned sat
[2026-05-24 13:41:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:41:43] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2026-05-24 13:41:43] [INFO ] [Nat]Added 77 Read/Feed constraints in 581 ms returned sat
[2026-05-24 13:41:43] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 26 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:45] [INFO ] Deduced a trap composed of 8 places in 160 ms of which 11 ms to minimize.
[2026-05-24 13:41:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 222 ms
[2026-05-24 13:41:45] [INFO ] Added : 102 causal constraints over 21 iterations in 1474 ms. Result :sat
Minimization took 472 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:41:46] [INFO ] [Real]Absence check using state equation in 346 ms returned sat
[2026-05-24 13:41:46] [INFO ] [Real]Added 77 Read/Feed constraints in 493 ms returned sat
[2026-05-24 13:41:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:41:47] [INFO ] [Nat]Absence check using state equation in 388 ms returned sat
[2026-05-24 13:41:48] [INFO ] [Nat]Added 77 Read/Feed constraints in 1045 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:48] [INFO ] Deduced a trap composed of 26 places in 211 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:48] [INFO ] Deduced a trap composed of 23 places in 206 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:48] [INFO ] Deduced a trap composed of 20 places in 203 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:49] [INFO ] Deduced a trap composed of 19 places in 208 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:49] [INFO ] Deduced a trap composed of 18 places in 207 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:49] [INFO ] Deduced a trap composed of 16 places in 205 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:49] [INFO ] Deduced a trap composed of 13 places in 200 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:50] [INFO ] Deduced a trap composed of 9 places in 200 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:50] [INFO ] Deduced a trap composed of 81 places in 757 ms of which 568 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:51] [INFO ] Deduced a trap composed of 82 places in 313 ms of which 124 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:51] [INFO ] Deduced a trap composed of 31 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:53] [INFO ] Deduced a trap composed of 85 places in 288 ms of which 96 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:54] [INFO ] Deduced a trap composed of 86 places in 231 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:56] [INFO ] Deduced a trap composed of 26 places in 204 ms of which 26 ms to minimize.
[2026-05-24 13:41:56] [INFO ] Trap strengthening (SAT) tested/added 15/14 trap constraints in 8095 ms
[2026-05-24 13:41:56] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:58] [INFO ] Deduced a trap composed of 3 places in 184 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:58] [INFO ] Deduced a trap composed of 11 places in 196 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:59] [INFO ] Deduced a trap composed of 94 places in 248 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:59] [INFO ] Deduced a trap composed of 95 places in 244 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:41:59] [INFO ] Deduced a trap composed of 94 places in 250 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:00] [INFO ] Deduced a trap composed of 95 places in 242 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:00] [INFO ] Deduced a trap composed of 95 places in 255 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:00] [INFO ] Deduced a trap composed of 96 places in 256 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:01] [INFO ] Deduced a trap composed of 95 places in 253 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:01] [INFO ] Deduced a trap composed of 96 places in 243 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:01] [INFO ] Deduced a trap composed of 94 places in 250 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:02] [INFO ] Deduced a trap composed of 95 places in 258 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:02] [INFO ] Deduced a trap composed of 94 places in 250 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:02] [INFO ] Deduced a trap composed of 95 places in 255 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:03] [INFO ] Deduced a trap composed of 94 places in 248 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:03] [INFO ] Deduced a trap composed of 94 places in 254 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:03] [INFO ] Deduced a trap composed of 95 places in 244 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:04] [INFO ] Deduced a trap composed of 93 places in 255 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:04] [INFO ] Deduced a trap composed of 93 places in 250 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:04] [INFO ] Deduced a trap composed of 94 places in 243 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:05] [INFO ] Deduced a trap composed of 93 places in 233 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:05] [INFO ] Deduced a trap composed of 93 places in 284 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:05] [INFO ] Deduced a trap composed of 94 places in 247 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:06] [INFO ] Deduced a trap composed of 93 places in 240 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:06] [INFO ] Deduced a trap composed of 93 places in 256 ms of which 79 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:06] [INFO ] Deduced a trap composed of 94 places in 261 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:07] [INFO ] Deduced a trap composed of 93 places in 243 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:07] [INFO ] Deduced a trap composed of 93 places in 241 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:07] [INFO ] Deduced a trap composed of 94 places in 248 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:09] [INFO ] Deduced a trap composed of 94 places in 233 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:09] [INFO ] Deduced a trap composed of 95 places in 225 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:10] [INFO ] Deduced a trap composed of 94 places in 230 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:10] [INFO ] Deduced a trap composed of 94 places in 229 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:10] [INFO ] Deduced a trap composed of 95 places in 252 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:11] [INFO ] Deduced a trap composed of 93 places in 238 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:11] [INFO ] Deduced a trap composed of 93 places in 241 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:11] [INFO ] Deduced a trap composed of 94 places in 245 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:12] [INFO ] Deduced a trap composed of 94 places in 249 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:12] [INFO ] Deduced a trap composed of 94 places in 246 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:12] [INFO ] Deduced a trap composed of 95 places in 250 ms of which 74 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:13] [INFO ] Deduced a trap composed of 93 places in 236 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:13] [INFO ] Deduced a trap composed of 94 places in 238 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:13] [INFO ] Deduced a trap composed of 93 places in 246 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:14] [INFO ] Deduced a trap composed of 93 places in 220 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:14] [INFO ] Deduced a trap composed of 94 places in 259 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:14] [INFO ] Deduced a trap composed of 93 places in 221 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:15] [INFO ] Deduced a trap composed of 93 places in 235 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:15] [INFO ] Deduced a trap composed of 94 places in 238 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:15] [INFO ] Deduced a trap composed of 93 places in 259 ms of which 69 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:16] [INFO ] Deduced a trap composed of 94 places in 257 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:16] [INFO ] Deduced a trap composed of 93 places in 236 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:16] [INFO ] Deduced a trap composed of 94 places in 251 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:17] [INFO ] Deduced a trap composed of 92 places in 222 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:17] [INFO ] Deduced a trap composed of 93 places in 242 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:18] [INFO ] Deduced a trap composed of 92 places in 247 ms of which 72 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:18] [INFO ] Deduced a trap composed of 93 places in 233 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:19] [INFO ] Deduced a trap composed of 93 places in 232 ms of which 76 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:19] [INFO ] Deduced a trap composed of 93 places in 263 ms of which 95 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:19] [INFO ] Deduced a trap composed of 94 places in 238 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:20] [INFO ] Deduced a trap composed of 93 places in 225 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:20] [INFO ] Deduced a trap composed of 94 places in 257 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:21] [INFO ] Deduced a trap composed of 92 places in 233 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:21] [INFO ] Deduced a trap composed of 93 places in 234 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:22] [INFO ] Deduced a trap composed of 92 places in 227 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:22] [INFO ] Deduced a trap composed of 93 places in 273 ms of which 95 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:22] [INFO ] Deduced a trap composed of 92 places in 227 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:22] [INFO ] Deduced a trap composed of 93 places in 234 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:23] [INFO ] Deduced a trap composed of 91 places in 241 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:25] [INFO ] Deduced a trap composed of 92 places in 236 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:25] [INFO ] Deduced a trap composed of 92 places in 224 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:26] [INFO ] Deduced a trap composed of 92 places in 231 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:26] [INFO ] Deduced a trap composed of 93 places in 224 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:26] [INFO ] Deduced a trap composed of 92 places in 232 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:27] [INFO ] Deduced a trap composed of 92 places in 227 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:27] [INFO ] Deduced a trap composed of 93 places in 247 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:28] [INFO ] Deduced a trap composed of 92 places in 227 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:29] [INFO ] Deduced a trap composed of 93 places in 271 ms of which 97 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:29] [INFO ] Deduced a trap composed of 91 places in 295 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:29] [INFO ] Deduced a trap composed of 92 places in 217 ms of which 65 ms to minimize.
[2026-05-24 13:42:31] [INFO ] Trap strengthening (SAT) tested/added 79/79 trap constraints in 33498 ms
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:31] [INFO ] [Real]Absence check using state equation in 203 ms returned sat
[2026-05-24 13:42:32] [INFO ] [Real]Added 77 Read/Feed constraints in 230 ms returned sat
[2026-05-24 13:42:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:32] [INFO ] [Nat]Absence check using state equation in 359 ms returned sat
[2026-05-24 13:42:33] [INFO ] [Nat]Added 77 Read/Feed constraints in 826 ms returned sat
[2026-05-24 13:42:33] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 26 ms.
[2026-05-24 13:42:36] [INFO ] Added : 121 causal constraints over 25 iterations in 3275 ms. Result :sat
Minimization took 584 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:37] [INFO ] [Real]Absence check using state equation in 478 ms returned sat
[2026-05-24 13:42:38] [INFO ] [Real]Added 77 Read/Feed constraints in 272 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:38] [INFO ] Deduced a trap composed of 28 places in 215 ms of which 28 ms to minimize.
[2026-05-24 13:42:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:38] [INFO ] [Nat]Absence check using state equation in 383 ms returned sat
[2026-05-24 13:42:39] [INFO ] [Nat]Added 77 Read/Feed constraints in 439 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:39] [INFO ] Deduced a trap composed of 28 places in 193 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:39] [INFO ] Deduced a trap composed of 30 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:39] [INFO ] Deduced a trap composed of 26 places in 122 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 22 places in 128 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 23 places in 135 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 23 places in 137 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 20 places in 128 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 19 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:40] [INFO ] Deduced a trap composed of 16 places in 138 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:41] [INFO ] Deduced a trap composed of 19 places in 132 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:41] [INFO ] Deduced a trap composed of 26 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:41] [INFO ] Deduced a trap composed of 15 places in 126 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:41] [INFO ] Deduced a trap composed of 29 places in 215 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:42] [INFO ] Deduced a trap composed of 18 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:42] [INFO ] Deduced a trap composed of 13 places in 137 ms of which 11 ms to minimize.
[2026-05-24 13:42:42] [INFO ] Trap strengthening (SAT) tested/added 16/15 trap constraints in 3094 ms
[2026-05-24 13:42:42] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 27 ms.
[2026-05-24 13:42:43] [INFO ] Added : 104 causal constraints over 21 iterations in 1276 ms. Result :sat
Minimization took 630 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:44] [INFO ] [Real]Absence check using state equation in 327 ms returned sat
[2026-05-24 13:42:45] [INFO ] [Real]Added 77 Read/Feed constraints in 484 ms returned sat
[2026-05-24 13:42:45] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 24 ms.
[2026-05-24 13:42:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:42:45] [INFO ] [Nat]Absence check using state equation in 328 ms returned sat
[2026-05-24 13:42:46] [INFO ] [Nat]Added 77 Read/Feed constraints in 1022 ms returned sat
[2026-05-24 13:42:46] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:56] [INFO ] Deduced a trap composed of 13 places in 216 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:56] [INFO ] Deduced a trap composed of 19 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:57] [INFO ] Deduced a trap composed of 28 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:57] [INFO ] Deduced a trap composed of 31 places in 187 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:57] [INFO ] Deduced a trap composed of 31 places in 187 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:57] [INFO ] Deduced a trap composed of 32 places in 181 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:58] [INFO ] Deduced a trap composed of 32 places in 184 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:58] [INFO ] Deduced a trap composed of 34 places in 191 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:58] [INFO ] Deduced a trap composed of 34 places in 187 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:58] [INFO ] Deduced a trap composed of 35 places in 182 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:59] [INFO ] Deduced a trap composed of 35 places in 191 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:59] [INFO ] Deduced a trap composed of 37 places in 193 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:59] [INFO ] Deduced a trap composed of 38 places in 193 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:42:59] [INFO ] Deduced a trap composed of 40 places in 201 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:00] [INFO ] Deduced a trap composed of 44 places in 193 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:00] [INFO ] Deduced a trap composed of 45 places in 196 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:00] [INFO ] Deduced a trap composed of 51 places in 202 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:00] [INFO ] Deduced a trap composed of 54 places in 202 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:01] [INFO ] Deduced a trap composed of 58 places in 220 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:01] [INFO ] Deduced a trap composed of 73 places in 278 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:01] [INFO ] Deduced a trap composed of 76 places in 254 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:02] [INFO ] Deduced a trap composed of 45 places in 199 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:02] [INFO ] Deduced a trap composed of 75 places in 253 ms of which 92 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:02] [INFO ] Deduced a trap composed of 77 places in 260 ms of which 102 ms to minimize.
[2026-05-24 13:43:02] [INFO ] Trap strengthening (SAT) tested/added 25/24 trap constraints in 6353 ms
[2026-05-24 13:43:02] [INFO ] Added : 284 causal constraints over 57 iterations in 15891 ms. Result :sat
Minimization took 3697 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:06] [INFO ] [Real]Absence check using state equation in 394 ms returned sat
[2026-05-24 13:43:07] [INFO ] [Real]Added 77 Read/Feed constraints in 436 ms returned sat
[2026-05-24 13:43:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:07] [INFO ] [Nat]Absence check using state equation in 303 ms returned sat
[2026-05-24 13:43:09] [INFO ] [Nat]Added 77 Read/Feed constraints in 1514 ms returned sat
[2026-05-24 13:43:09] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:13] [INFO ] Deduced a trap composed of 4 places in 183 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:13] [INFO ] Deduced a trap composed of 8 places in 179 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:13] [INFO ] Deduced a trap composed of 9 places in 174 ms of which 14 ms to minimize.
[2026-05-24 13:43:14] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 728 ms
[2026-05-24 13:43:14] [INFO ] Added : 192 causal constraints over 39 iterations in 4768 ms. Result :sat
Minimization took 606 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:14] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2026-05-24 13:43:15] [INFO ] [Real]Added 77 Read/Feed constraints in 563 ms returned sat
[2026-05-24 13:43:15] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 23 ms.
[2026-05-24 13:43:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:15] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2026-05-24 13:43:16] [INFO ] [Nat]Added 77 Read/Feed constraints in 234 ms returned sat
[2026-05-24 13:43:16] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 21 ms.
[2026-05-24 13:43:17] [INFO ] Added : 57 causal constraints over 12 iterations in 918 ms. Result :sat
Minimization took 434 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:17] [INFO ] [Real]Absence check using state equation in 234 ms returned sat
[2026-05-24 13:43:18] [INFO ] [Real]Added 77 Read/Feed constraints in 340 ms returned sat
[2026-05-24 13:43:18] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 23 ms.
[2026-05-24 13:43:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:18] [INFO ] [Nat]Absence check using state equation in 222 ms returned sat
[2026-05-24 13:43:19] [INFO ] [Nat]Added 77 Read/Feed constraints in 845 ms returned sat
[2026-05-24 13:43:19] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:22] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:22] [INFO ] Deduced a trap composed of 4 places in 134 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:22] [INFO ] Deduced a trap composed of 8 places in 127 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:22] [INFO ] Deduced a trap composed of 34 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:22] [INFO ] Deduced a trap composed of 35 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:23] [INFO ] Deduced a trap composed of 38 places in 98 ms of which 9 ms to minimize.
[2026-05-24 13:43:23] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 1081 ms
[2026-05-24 13:43:23] [INFO ] Added : 129 causal constraints over 26 iterations in 3677 ms. Result :sat
Minimization took 552 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:24] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2026-05-24 13:43:24] [INFO ] [Real]Added 77 Read/Feed constraints in 739 ms returned sat
[2026-05-24 13:43:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:25] [INFO ] [Nat]Absence check using state equation in 335 ms returned sat
[2026-05-24 13:43:27] [INFO ] [Nat]Added 77 Read/Feed constraints in 1800 ms returned sat
[2026-05-24 13:43:27] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:31] [INFO ] Deduced a trap composed of 8 places in 123 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:31] [INFO ] Deduced a trap composed of 35 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:31] [INFO ] Deduced a trap composed of 61 places in 52 ms of which 4 ms to minimize.
[2026-05-24 13:43:31] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 512 ms
[2026-05-24 13:43:31] [INFO ] Added : 171 causal constraints over 35 iterations in 4774 ms. Result :sat
Minimization took 688 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:32] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2026-05-24 13:43:33] [INFO ] [Real]Added 77 Read/Feed constraints in 312 ms returned sat
[2026-05-24 13:43:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:33] [INFO ] [Nat]Absence check using state equation in 182 ms returned sat
[2026-05-24 13:43:33] [INFO ] [Nat]Added 77 Read/Feed constraints in 405 ms returned sat
[2026-05-24 13:43:33] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:37] [INFO ] Deduced a trap composed of 83 places in 301 ms of which 107 ms to minimize.
[2026-05-24 13:43:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 361 ms
[2026-05-24 13:43:37] [INFO ] Added : 88 causal constraints over 21 iterations in 3845 ms. Result :sat
Minimization took 860 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:38] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
[2026-05-24 13:43:39] [INFO ] [Real]Added 77 Read/Feed constraints in 345 ms returned sat
[2026-05-24 13:43:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:39] [INFO ] [Nat]Absence check using state equation in 265 ms returned sat
[2026-05-24 13:43:39] [INFO ] [Nat]Added 77 Read/Feed constraints in 408 ms returned sat
[2026-05-24 13:43:39] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:41] [INFO ] Deduced a trap composed of 8 places in 156 ms of which 10 ms to minimize.
[2026-05-24 13:43:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 218 ms
[2026-05-24 13:43:41] [INFO ] Added : 104 causal constraints over 22 iterations in 1383 ms. Result :sat
Minimization took 412 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:42] [INFO ] [Real]Absence check using state equation in 306 ms returned sat
[2026-05-24 13:43:43] [INFO ] [Real]Added 77 Read/Feed constraints in 987 ms returned sat
[2026-05-24 13:43:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:43] [INFO ] [Nat]Absence check using state equation in 268 ms returned sat
[2026-05-24 13:43:44] [INFO ] [Nat]Added 77 Read/Feed constraints in 981 ms returned sat
[2026-05-24 13:43:44] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:47] [INFO ] Deduced a trap composed of 15 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:47] [INFO ] Deduced a trap composed of 30 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:47] [INFO ] Deduced a trap composed of 26 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:47] [INFO ] Deduced a trap composed of 29 places in 107 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:48] [INFO ] Deduced a trap composed of 32 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:48] [INFO ] Deduced a trap composed of 37 places in 131 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:43:48] [INFO ] Deduced a trap composed of 38 places in 87 ms of which 7 ms to minimize.
[2026-05-24 13:43:48] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1385 ms
[2026-05-24 13:43:48] [INFO ] Added : 143 causal constraints over 29 iterations in 4216 ms. Result :sat
Minimization took 564 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:49] [INFO ] [Real]Absence check using state equation in 298 ms returned sat
[2026-05-24 13:43:50] [INFO ] [Real]Added 77 Read/Feed constraints in 864 ms returned sat
[2026-05-24 13:43:50] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 21 ms.
[2026-05-24 13:43:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 13:43:51] [INFO ] [Nat]Absence check using state equation in 288 ms returned sat
[2026-05-24 13:43:52] [INFO ] [Nat]Added 77 Read/Feed constraints in 1674 ms returned sat
[2026-05-24 13:43:52] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:44:07] [INFO ] Deduced a trap composed of 8 places in 167 ms of which 13 ms to minimize.
[2026-05-24 13:44:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 264 ms
[2026-05-24 13:44:07] [INFO ] Added : 336 causal constraints over 68 iterations in 14913 ms. Result :sat
Minimization took 2988 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 13 out of 428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 442/442 transitions.
Applied a total of 0 rules in 9 ms. Remains 428 /428 variables (removed 0) and now considering 442/442 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 428/428 places, 442/442 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 442/442 transitions.
Applied a total of 0 rules in 7 ms. Remains 428 /428 variables (removed 0) and now considering 442/442 (removed 0) transitions.
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:46:50] [INFO ] Invariants computation overflowed in 46 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:46:50] [INFO ] Implicit Places using invariants in 302 ms returned []
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:46:50] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:46:51] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:46:58] [INFO ] Implicit Places using invariants and state equation in 7909 ms returned []
Implicit Place search using SMT with State Equation took 8217 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 13:46:58] [INFO ] Redundant transitions in 26 ms returned []
Running 441 sub problems to find dead transitions.
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:46:58] [INFO ] Invariants computation overflowed in 34 ms
[2026-05-24 13:46:58] [INFO ] State equation strengthened by 77 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/427 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 1 (OVERLAPS) 442/869 variables, 427/427 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/869 variables, 77/504 constraints. Problems are: Problem set: 0 solved, 441 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/869 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 4 (OVERLAPS) 1/870 variables, 1/505 constraints. Problems are: Problem set: 0 solved, 441 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 870/870 variables, and 505 constraints, problems are : Problem set: 0 solved, 441 unsolved in 30025 ms.
Refiners :[State Equation: 428/428 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 441/432 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 441 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/427 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 1 (OVERLAPS) 442/869 variables, 427/427 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/869 variables, 77/504 constraints. Problems are: Problem set: 0 solved, 441 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/869 variables, 432/936 constraints. Problems are: Problem set: 0 solved, 441 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 869/870 variables, and 936 constraints, problems are : Problem set: 0 solved, 441 unsolved in 30027 ms.
Refiners :[State Equation: 427/428 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 441/432 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60406ms problems are : Problem set: 0 solved, 441 unsolved
Search for dead transitions found 0 dead transitions in 60423ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68691 ms. Remains : 428/428 places, 442/442 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {0=2, 1=2, 25=1, 36=1, 47=1, 54=1, 111=1, 141=2, 151=1, 187=1, 215=1, 354=1, 355=1, 371=1, 404=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 5 ms.
This minimized invariant on transitions {25=1, 36=1, 111=1, 151=1, 215=1, 355=1, 371=1, 404=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1411 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 13) seen :[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 40000 steps (5802 resets) in 813 ms. (49 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3682 resets) in 295 ms. (135 steps per ms) remains 13/13 properties
[2026-05-24 13:50:36] [INFO ] Flatten gal took : 112 ms
BEST_FIRST walk for 40000 steps (3681 resets) in 238 ms. (167 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40000 steps (3666 resets) in 188 ms. (211 steps per ms) remains 13/13 properties
[2026-05-24 13:50:36] [INFO ] Flatten gal took : 98 ms
BEST_FIRST walk for 40000 steps (3689 resets) in 169 ms. (235 steps per ms) remains 13/13 properties
[2026-05-24 13:50:36] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13317218752677600165.gal : 45 ms
BEST_FIRST walk for 40001 steps (3654 resets) in 239 ms. (166 steps per ms) remains 13/13 properties
[2026-05-24 13:50:36] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16660252671474186467.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13317218752677600165.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16660252671474186467.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40001 steps (3625 resets) in 171 ms. (232 steps per ms) remains 13/13 properties

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 ...330
BEST_FIRST walk for 40000 steps (3696 resets) in 257 ms. (155 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3628 resets) in 191 ms. (208 steps per ms) remains 13/13 properties
Loading property file /tmp/ReachabilityCardinality16660252671474186467.prop.
BEST_FIRST walk for 40001 steps (3646 resets) in 165 ms. (240 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :2 after 7
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :14 after 19
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :19 after 33
BEST_FIRST walk for 40003 steps (3656 resets) in 238 ms. (167 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :33 after 40
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :40 after 125
SDD proceeding with computation,13 properties remain. new max is 512
SDD size :125 after 218
SDD proceeding with computation,13 properties remain. new max is 1024
SDD size :218 after 415
BEST_FIRST walk for 40002 steps (3637 resets) in 181 ms. (219 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 2048
SDD size :415 after 750
BEST_FIRST walk for 40002 steps (3701 resets) in 132 ms. (300 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 4096
SDD size :750 after 3411
BEST_FIRST walk for 40001 steps (3656 resets) in 149 ms. (266 steps per ms) remains 13/13 properties
SDD proceeding with computation,13 properties remain. new max is 8192
SDD size :3411 after 24081
SDD proceeding with computation,13 properties remain. new max is 16384
SDD size :24081 after 44970
Invariant property MIN6 does not hold.
SDD proceeding with computation,12 properties remain. new max is 16384
SDD size :44970 after 148232
SDD proceeding with computation,12 properties remain. new max is 32768
SDD size :148232 after 246030
Interrupted probabilistic random walk after 188371 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :1 out of 13
Probabilistic random walk after 188371 steps, saw 94204 distinct states, run finished after 3005 ms. (steps per millisecond=62 ) properties seen :1
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:50:40] [INFO ] Invariants computation overflowed in 33 ms
[2026-05-24 13:50:40] [INFO ] State equation strengthened by 77 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 40/52 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 293/345 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/345 variables, 22/118 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/345 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (OVERLAPS) 427/772 variables, 249/367 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/772 variables, 45/412 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/772 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 98/870 variables, 83/495 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/870 variables, 10/505 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/870 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (OVERLAPS) 0/870 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 870/870 variables, and 505 constraints, problems are : Problem set: 0 solved, 12 unsolved in 1088 ms.
Refiners :[State Equation: 428/428 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 40/52 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 293/345 variables, 84/96 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/345 variables, 22/118 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/345 variables, 11/129 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:41] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/345 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/345 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 12 unsolved
SDD proceeding with computation,12 properties remain. new max is 65536
SDD size :246030 after 441080
At refinement iteration 8 (OVERLAPS) 427/772 variables, 249/379 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/772 variables, 45/424 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/772 variables, 1/425 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 2 places in 33 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 11 places in 20 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:42] [INFO ] Deduced a trap along path composed of 3 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:43] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:43] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:43] [INFO ] Deduced a trap along path composed of 4 places in 23 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/772 variables, 4/429 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/772 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 13 (OVERLAPS) 98/870 variables, 83/512 constraints. Problems are: Problem set: 0 solved, 12 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 870/870 variables, and 522 constraints, problems are : Problem set: 0 solved, 12 unsolved in 5018 ms.
Refiners :[State Equation: 428/428 constraints, ReadFeed: 77/77 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 5/12 constraints]
After SMT, in 6150ms problems are : Problem set: 0 solved, 12 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 12 out of 428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 442/442 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 427 transition count 441
Applied a total of 2 rules in 14 ms. Remains 427 /428 variables (removed 1) and now considering 441/442 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 427/428 places, 441/442 transitions.
RANDOM walk for 40000 steps (5811 resets) in 307 ms. (129 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40000 steps (3633 resets) in 131 ms. (303 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3696 resets) in 117 ms. (338 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3738 resets) in 166 ms. (239 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3659 resets) in 173 ms. (229 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (3651 resets) in 156 ms. (254 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40000 steps (3644 resets) in 174 ms. (228 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3657 resets) in 164 ms. (242 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (3651 resets) in 114 ms. (347 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40002 steps (3665 resets) in 148 ms. (268 steps per ms) remains 12/12 properties
Invariant property MIN9 does not hold.
SDD proceeding with computation,11 properties remain. new max is 65536
SDD size :441080 after 2.5335e+06
BEST_FIRST walk for 40002 steps (3642 resets) in 155 ms. (256 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3677 resets) in 111 ms. (357 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40001 steps (3647 resets) in 129 ms. (307 steps per ms) remains 12/12 properties
Interrupted probabilistic random walk after 190183 steps, run timeout after 3001 ms. (steps per millisecond=63 ) properties seen :0 out of 12
Probabilistic random walk after 190183 steps, saw 95111 distinct states, run finished after 3001 ms. (steps per millisecond=63 ) properties seen :0
// Phase 1: matrix 441 rows 427 cols
[2026-05-24 13:50:50] [INFO ] Invariants computation overflowed in 26 ms
[2026-05-24 13:50:50] [INFO ] State equation strengthened by 78 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 36/47 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 283/330 variables, 78/89 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 22/111 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 433/763 variables, 249/360 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/763 variables, 46/406 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/763 variables, 0/406 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 105/868 variables, 89/495 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/868 variables, 10/505 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/868 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 0/868 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 868/868 variables, and 505 constraints, problems are : Problem set: 0 solved, 11 unsolved in 964 ms.
Refiners :[State Equation: 427/427 constraints, ReadFeed: 78/78 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 36/47 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/47 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 283/330 variables, 78/89 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 22/111 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 10/121 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:51] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 1/122 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 0/122 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 433/763 variables, 249/371 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/763 variables, 46/417 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/763 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 28 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:52] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/763 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 105/868 variables, 89/507 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/868 variables, 10/517 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 15 places in 121 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,11 properties remain. new max is 131072
SDD size :2.5335e+06 after 3.9079e+07
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 19 places in 135 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 16 places in 114 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 22 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 19 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:56] [INFO ] Deduced a trap composed of 23 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:57] [INFO ] Deduced a trap composed of 26 places in 103 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:57] [INFO ] Deduced a trap composed of 26 places in 110 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:57] [INFO ] Deduced a trap composed of 28 places in 104 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:57] [INFO ] Deduced a trap composed of 29 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:50:59] [INFO ] Deduced a trap composed of 23 places in 200 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:00] [INFO ] Deduced a trap composed of 18 places in 187 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:00] [INFO ] Deduced a trap composed of 9 places in 182 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:00] [INFO ] Deduced a trap composed of 10 places in 183 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:00] [INFO ] Deduced a trap composed of 35 places in 198 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:01] [INFO ] Deduced a trap composed of 40 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:02] [INFO ] Deduced a trap composed of 37 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:02] [INFO ] Deduced a trap composed of 38 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:02] [INFO ] Deduced a trap composed of 54 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:02] [INFO ] Deduced a trap composed of 61 places in 54 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/868 variables, 20/537 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:04] [INFO ] Deduced a trap composed of 120 places in 578 ms of which 432 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:04] [INFO ] Deduced a trap composed of 44 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:04] [INFO ] Deduced a trap composed of 66 places in 55 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:05] [INFO ] Deduced a trap composed of 109 places in 635 ms of which 476 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:06] [INFO ] Deduced a trap composed of 109 places in 528 ms of which 373 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:06] [INFO ] Deduced a trap composed of 110 places in 532 ms of which 379 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:06] [INFO ] Deduced a trap composed of 54 places in 210 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:07] [INFO ] Deduced a trap composed of 62 places in 242 ms of which 85 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:07] [INFO ] Deduced a trap composed of 52 places in 203 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:07] [INFO ] Deduced a trap composed of 81 places in 380 ms of which 220 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/868 variables, 10/547 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:08] [INFO ] Deduced a trap composed of 45 places in 188 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:08] [INFO ] Deduced a trap composed of 82 places in 261 ms of which 110 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/868 variables, 2/549 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:10] [INFO ] Deduced a trap composed of 100 places in 533 ms of which 374 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:10] [INFO ] Deduced a trap composed of 101 places in 489 ms of which 332 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:11] [INFO ] Deduced a trap composed of 101 places in 806 ms of which 649 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:12] [INFO ] Deduced a trap composed of 103 places in 597 ms of which 440 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/868 variables, 4/553 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:13] [INFO ] Deduced a trap composed of 100 places in 577 ms of which 415 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:14] [INFO ] Deduced a trap composed of 114 places in 661 ms of which 510 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:15] [INFO ] Deduced a trap composed of 115 places in 521 ms of which 367 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:15] [INFO ] Deduced a trap composed of 116 places in 404 ms of which 249 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:15] [INFO ] Deduced a trap composed of 115 places in 442 ms of which 285 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:16] [INFO ] Deduced a trap composed of 116 places in 458 ms of which 317 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:16] [INFO ] Deduced a trap composed of 116 places in 461 ms of which 320 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,11 properties remain. new max is 262144
SDD size :3.9079e+07 after 1.29228e+08
[2026-05-24 13:51:17] [INFO ] Deduced a trap composed of 117 places in 391 ms of which 251 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:17] [INFO ] Deduced a trap composed of 114 places in 433 ms of which 289 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:18] [INFO ] Deduced a trap composed of 115 places in 601 ms of which 452 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:18] [INFO ] Deduced a trap composed of 115 places in 457 ms of which 313 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:19] [INFO ] Deduced a trap composed of 116 places in 519 ms of which 373 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:19] [INFO ] Deduced a trap composed of 117 places in 365 ms of which 223 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:20] [INFO ] Deduced a trap composed of 115 places in 530 ms of which 387 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:20] [INFO ] Deduced a trap composed of 116 places in 537 ms of which 394 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:21] [INFO ] Deduced a trap composed of 116 places in 427 ms of which 287 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:21] [INFO ] Deduced a trap composed of 117 places in 442 ms of which 301 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:22] [INFO ] Deduced a trap composed of 110 places in 467 ms of which 326 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:22] [INFO ] Deduced a trap composed of 111 places in 573 ms of which 433 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:23] [INFO ] Deduced a trap composed of 111 places in 453 ms of which 311 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/868 variables, 20/573 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:24] [INFO ] Deduced a trap composed of 82 places in 340 ms of which 180 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/868 variables, 1/574 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:25] [INFO ] Deduced a trap composed of 82 places in 254 ms of which 97 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:26] [INFO ] Deduced a trap composed of 83 places in 262 ms of which 105 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-24 13:51:26] [INFO ] Flatten gal took : 48 ms
[2026-05-24 13:51:26] [INFO ] Applying decomposition
[2026-05-24 13:51:26] [INFO ] Deduced a trap composed of 114 places in 419 ms of which 270 ms to minimize.
[2026-05-24 13:51:26] [INFO ] Flatten gal took : 43 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 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/graph13252255135257580093.txt' '-o' '/tmp/graph13252255135257580093.bin' '-w' '/tmp/graph13252255135257580093.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph13252255135257580093.bin' '-l' '-1' '-v' '-w' '/tmp/graph13252255135257580093.weights' '-q' '0' '-e' '0.001'
[2026-05-24 13:51:27] [INFO ] Decomposing Gal with order
[2026-05-24 13:51:27] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 13:51:27] [INFO ] Removed a total of 213 redundant transitions.
[2026-05-24 13:51:27] [INFO ] Flatten gal took : 151 ms
[2026-05-24 13:51:27] [INFO ] Fuse similar labels procedure discarded/fused a total of 182 labels/synchronizations in 28 ms.
[2026-05-24 13:51:27] [INFO ] Deduced a trap composed of 115 places in 480 ms of which 285 ms to minimize.
[2026-05-24 13:51:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2992452224660475517.gal : 13 ms
[2026-05-24 13:51:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17025802169280066938.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality2992452224660475517.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17025802169280066938.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 ...308
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Loading property file /tmp/ReachabilityCardinality17025802169280066938.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :1 after 8
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :8 after 21
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :21 after 54
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :54 after 1154
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :1154 after 1234
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :1234 after 1849
[2026-05-24 13:51:27] [INFO ] Deduced a trap composed of 117 places in 453 ms of which 314 ms to minimize.
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :1849 after 4133
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:28] [INFO ] Deduced a trap composed of 118 places in 411 ms of which 259 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:28] [INFO ] Deduced a trap composed of 114 places in 360 ms of which 218 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :4133 after 12834
[2026-05-24 13:51:29] [INFO ] Deduced a trap composed of 115 places in 424 ms of which 282 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:30] [INFO ] Deduced a trap composed of 117 places in 529 ms of which 393 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:30] [INFO ] Deduced a trap composed of 117 places in 316 ms of which 174 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:30] [INFO ] Deduced a trap composed of 118 places in 334 ms of which 191 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:31] [INFO ] Deduced a trap composed of 118 places in 494 ms of which 342 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:32] [INFO ] Deduced a trap composed of 115 places in 537 ms of which 380 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:32] [INFO ] Deduced a trap composed of 115 places in 372 ms of which 215 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:32] [INFO ] Deduced a trap composed of 114 places in 317 ms of which 163 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:33] [INFO ] Deduced a trap composed of 115 places in 569 ms of which 415 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:34] [INFO ] Deduced a trap composed of 111 places in 524 ms of which 371 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:34] [INFO ] Deduced a trap composed of 111 places in 839 ms of which 682 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:35] [INFO ] Deduced a trap composed of 114 places in 772 ms of which 624 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:36] [INFO ] Deduced a trap composed of 114 places in 290 ms of which 137 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/868 variables, 20/594 constraints. Problems are: Problem set: 0 solved, 11 unsolved
SMT process timed out in 46014ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 11 out of 427 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 427/427 places, 441/441 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 425 transition count 439
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 6 place count 424 transition count 440
Applied a total of 6 rules in 29 ms. Remains 424 /427 variables (removed 3) and now considering 440/441 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 424/427 places, 440/441 transitions.
RANDOM walk for 40000 steps (5748 resets) in 159 ms. (250 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (3667 resets) in 128 ms. (310 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40000 steps (3707 resets) in 107 ms. (370 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40001 steps (3651 resets) in 154 ms. (258 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (3663 resets) in 132 ms. (300 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (3698 resets) in 115 ms. (344 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40000 steps (3722 resets) in 140 ms. (283 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40000 steps (3680 resets) in 125 ms. (317 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40001 steps (3664 resets) in 130 ms. (305 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40002 steps (3661 resets) in 238 ms. (167 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40001 steps (3657 resets) in 132 ms. (300 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40001 steps (3677 resets) in 126 ms. (314 steps per ms) remains 11/11 properties
Interrupted probabilistic random walk after 213717 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 11
Probabilistic random walk after 213717 steps, saw 106879 distinct states, run finished after 3001 ms. (steps per millisecond=71 ) properties seen :0
// Phase 1: matrix 440 rows 424 cols
[2026-05-24 13:51:40] [INFO ] Computed 61 invariants in 60 ms
[2026-05-24 13:51:40] [INFO ] State equation strengthened by 80 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 196/207 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 190/397 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/397 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 20/417 variables, 7/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/417 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 2/419 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/419 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 440/859 variables, 419/478 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/859 variables, 80/558 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/859 variables, 0/558 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 5/864 variables, 5/563 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/864 variables, 2/565 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/864 variables, 0/565 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 0/864 variables, 0/565 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 864/864 variables, and 565 constraints, problems are : Problem set: 0 solved, 11 unsolved in 1999 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 57/57 constraints, State Equation: 424/424 constraints, ReadFeed: 80/80 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 196/207 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/207 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 190/397 variables, 49/51 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:42] [INFO ] Deduced a trap composed of 7 places in 188 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:42] [INFO ] Deduced a trap composed of 10 places in 193 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:42] [INFO ] Deduced a trap composed of 16 places in 194 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:43] [INFO ] Deduced a trap composed of 19 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:43] [INFO ] Deduced a trap composed of 19 places in 203 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:43] [INFO ] Deduced a trap composed of 22 places in 192 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:43] [INFO ] Deduced a trap composed of 22 places in 204 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:43] [INFO ] Deduced a trap composed of 25 places in 199 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:44] [INFO ] Deduced a trap composed of 25 places in 193 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:44] [INFO ] Deduced a trap composed of 27 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:44] [INFO ] Deduced a trap composed of 29 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:44] [INFO ] Deduced a trap composed of 28 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:44] [INFO ] Deduced a trap composed of 30 places in 199 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:45] [INFO ] Deduced a trap composed of 31 places in 188 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:45] [INFO ] Deduced a trap composed of 31 places in 182 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:45] [INFO ] Deduced a trap composed of 33 places in 200 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:45] [INFO ] Deduced a trap composed of 34 places in 197 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:45] [INFO ] Deduced a trap composed of 34 places in 194 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:46] [INFO ] Deduced a trap composed of 36 places in 202 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:46] [INFO ] Deduced a trap composed of 37 places in 202 ms of which 34 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/397 variables, 20/71 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:46] [INFO ] Deduced a trap composed of 39 places in 192 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:46] [INFO ] Deduced a trap composed of 40 places in 195 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:46] [INFO ] Deduced a trap composed of 40 places in 186 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:47] [INFO ] Deduced a trap composed of 41 places in 186 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:47] [INFO ] Deduced a trap composed of 43 places in 191 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:47] [INFO ] Deduced a trap composed of 44 places in 199 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:47] [INFO ] Deduced a trap composed of 44 places in 199 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:47] [INFO ] Deduced a trap composed of 46 places in 197 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:48] [INFO ] Deduced a trap composed of 47 places in 202 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:48] [INFO ] Deduced a trap composed of 47 places in 195 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:48] [INFO ] Deduced a trap composed of 88 places in 396 ms of which 236 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:48] [INFO ] Deduced a trap composed of 25 places in 184 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:49] [INFO ] Deduced a trap composed of 86 places in 520 ms of which 358 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:50] [INFO ] Deduced a trap composed of 85 places in 699 ms of which 535 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:50] [INFO ] Deduced a trap composed of 86 places in 472 ms of which 310 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:51] [INFO ] Deduced a trap composed of 86 places in 481 ms of which 316 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:51] [INFO ] Deduced a trap composed of 28 places in 182 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:51] [INFO ] Deduced a trap composed of 37 places in 192 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:52] [INFO ] Deduced a trap composed of 87 places in 851 ms of which 686 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:52] [INFO ] Deduced a trap composed of 39 places in 199 ms of which 33 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 20/91 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:54] [INFO ] Deduced a trap composed of 79 places in 1188 ms of which 1014 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:55] [INFO ] Deduced a trap composed of 81 places in 1803 ms of which 1631 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:56] [INFO ] Deduced a trap composed of 80 places in 446 ms of which 275 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:56] [INFO ] Deduced a trap composed of 78 places in 422 ms of which 244 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:57] [INFO ] Deduced a trap composed of 80 places in 747 ms of which 575 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:58] [INFO ] Deduced a trap composed of 80 places in 627 ms of which 456 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:58] [INFO ] Deduced a trap composed of 79 places in 350 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:51:59] [INFO ] Deduced a trap composed of 79 places in 664 ms of which 442 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:00] [INFO ] Deduced a trap composed of 37 places in 1620 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:01] [INFO ] Deduced a trap composed of 47 places in 200 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:01] [INFO ] Deduced a trap composed of 49 places in 210 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:01] [INFO ] Deduced a trap composed of 50 places in 216 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:01] [INFO ] Deduced a trap composed of 53 places in 208 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:01] [INFO ] Deduced a trap composed of 51 places in 217 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:02] [INFO ] Deduced a trap composed of 47 places in 212 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:02] [INFO ] Deduced a trap composed of 82 places in 377 ms of which 212 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:03] [INFO ] Deduced a trap composed of 81 places in 824 ms of which 664 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:03] [INFO ] Deduced a trap composed of 81 places in 401 ms of which 230 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:04] [INFO ] Deduced a trap composed of 81 places in 498 ms of which 316 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:04] [INFO ] Deduced a trap composed of 48 places in 269 ms of which 44 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 20/111 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:05] [INFO ] Deduced a trap composed of 79 places in 986 ms of which 799 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:05] [INFO ] Deduced a trap composed of 47 places in 209 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:06] [INFO ] Deduced a trap composed of 80 places in 527 ms of which 366 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:06] [INFO ] Deduced a trap composed of 36 places in 198 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:07] [INFO ] Deduced a trap composed of 80 places in 388 ms of which 218 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:07] [INFO ] Deduced a trap composed of 80 places in 373 ms of which 204 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:08] [INFO ] Deduced a trap composed of 82 places in 1100 ms of which 921 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:09] [INFO ] Deduced a trap composed of 82 places in 375 ms of which 229 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:09] [INFO ] Deduced a trap composed of 82 places in 410 ms of which 251 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:09] [INFO ] Deduced a trap composed of 80 places in 424 ms of which 268 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:10] [INFO ] Deduced a trap composed of 80 places in 648 ms of which 476 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:10] [INFO ] Deduced a trap composed of 82 places in 320 ms of which 160 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:11] [INFO ] Deduced a trap composed of 81 places in 407 ms of which 242 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:12] [INFO ] Deduced a trap composed of 81 places in 685 ms of which 527 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:12] [INFO ] Deduced a trap composed of 80 places in 349 ms of which 191 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:12] [INFO ] Deduced a trap composed of 78 places in 462 ms of which 310 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:13] [INFO ] Deduced a trap composed of 80 places in 328 ms of which 165 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:13] [INFO ] Deduced a trap composed of 84 places in 508 ms of which 345 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:14] [INFO ] Deduced a trap composed of 82 places in 289 ms of which 124 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:14] [INFO ] Deduced a trap composed of 81 places in 424 ms of which 265 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/397 variables, 20/131 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:16] [INFO ] Deduced a trap composed of 80 places in 1614 ms of which 1438 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:16] [INFO ] Deduced a trap composed of 79 places in 625 ms of which 443 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:17] [INFO ] Deduced a trap composed of 79 places in 581 ms of which 410 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2026-05-24 13:52:17] [INFO ] Deduced a trap composed of 31 places in 176 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:17] [INFO ] Deduced a trap composed of 53 places in 207 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:18] [INFO ] Deduced a trap composed of 54 places in 209 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:18] [INFO ] Deduced a trap composed of 55 places in 218 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:18] [INFO ] Deduced a trap composed of 58 places in 218 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:18] [INFO ] Deduced a trap composed of 80 places in 428 ms of which 263 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:19] [INFO ] Deduced a trap composed of 82 places in 284 ms of which 116 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:20] [INFO ] Deduced a trap composed of 80 places in 834 ms of which 669 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:20] [INFO ] Deduced a trap composed of 82 places in 507 ms of which 333 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:26] [INFO ] Deduced a trap composed of 81 places in 5857 ms of which 5699 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:27] [INFO ] Deduced a trap composed of 81 places in 454 ms of which 298 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:27] [INFO ] Deduced a trap composed of 82 places in 323 ms of which 162 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:27] [INFO ] Deduced a trap composed of 82 places in 310 ms of which 159 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:28] [INFO ] Deduced a trap composed of 82 places in 382 ms of which 217 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:29] [INFO ] Deduced a trap composed of 82 places in 1575 ms of which 1405 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:29] [INFO ] Deduced a trap composed of 56 places in 250 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:30] [INFO ] Deduced a trap composed of 57 places in 234 ms of which 63 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/397 variables, 20/151 constraints. Problems are: Problem set: 0 solved, 11 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:30] [INFO ] Deduced a trap composed of 79 places in 404 ms of which 232 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:31] [INFO ] Deduced a trap composed of 81 places in 418 ms of which 249 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:32] [INFO ] Deduced a trap composed of 81 places in 1223 ms of which 1063 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:34] [INFO ] Deduced a trap composed of 82 places in 1964 ms of which 1797 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:35] [INFO ] Deduced a trap composed of 81 places in 796 ms of which 640 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:36] [INFO ] Deduced a trap composed of 81 places in 1669 ms of which 1503 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:39] [INFO ] Deduced a trap composed of 81 places in 2407 ms of which 2243 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:48] [INFO ] Deduced a trap composed of 81 places in 8730 ms of which 8566 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:49] [INFO ] Deduced a trap composed of 83 places in 1236 ms of which 1070 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:51] [INFO ] Deduced a trap composed of 83 places in 2551 ms of which 2381 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:53] [INFO ] Deduced a trap composed of 81 places in 2046 ms of which 1880 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:54] [INFO ] Deduced a trap composed of 82 places in 948 ms of which 772 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:55] [INFO ] Deduced a trap composed of 86 places in 421 ms of which 249 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:56] [INFO ] Deduced a trap composed of 84 places in 905 ms of which 743 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:52:58] [INFO ] Deduced a trap composed of 83 places in 2615 ms of which 2459 ms to minimize.
SMT process timed out in 78927ms, After SMT, problems are : Problem set: 0 solved, 11 unsolved
Fused 11 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 11 out of 424 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 424/424 places, 440/440 transitions.
Applied a total of 0 rules in 10 ms. Remains 424 /424 variables (removed 0) and now considering 440/440 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 424/424 places, 440/440 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 424/424 places, 440/440 transitions.
Applied a total of 0 rules in 8 ms. Remains 424 /424 variables (removed 0) and now considering 440/440 (removed 0) transitions.
[2026-05-24 13:52:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:53:00] [INFO ] Implicit Places using invariants in 1787 ms returned []
[2026-05-24 13:53:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 13:53:00] [INFO ] State equation strengthened by 80 read => feed constraints.
[2026-05-24 13:53:09] [INFO ] Implicit Places using invariants and state equation in 9138 ms returned []
Implicit Place search using SMT with State Equation took 10932 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 13:53:09] [INFO ] Redundant transitions in 5 ms returned []
Running 439 sub problems to find dead transitions.
[2026-05-24 13:53:09] [INFO ] Invariant cache hit.
[2026-05-24 13:53:09] [INFO ] State equation strengthened by 80 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/423 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/423 variables, 57/59 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/423 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 3 (OVERLAPS) 1/424 variables, 2/61 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:23] [INFO ] Deduced a trap composed of 144 places in 194 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:23] [INFO ] Deduced a trap composed of 140 places in 234 ms of which 68 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:23] [INFO ] Deduced a trap composed of 136 places in 190 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:24] [INFO ] Deduced a trap composed of 132 places in 201 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:24] [INFO ] Deduced a trap composed of 128 places in 193 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:24] [INFO ] Deduced a trap composed of 124 places in 198 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:24] [INFO ] Deduced a trap composed of 120 places in 204 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:25] [INFO ] Deduced a trap composed of 111 places in 222 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:25] [INFO ] Deduced a trap composed of 107 places in 236 ms of which 84 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:25] [INFO ] Deduced a trap composed of 103 places in 214 ms of which 72 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:26] [INFO ] Deduced a trap composed of 148 places in 198 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:26] [INFO ] Deduced a trap composed of 99 places in 194 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:26] [INFO ] Deduced a trap composed of 95 places in 211 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:27] [INFO ] Deduced a trap composed of 91 places in 208 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:27] [INFO ] Deduced a trap composed of 87 places in 198 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:27] [INFO ] Deduced a trap composed of 83 places in 196 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:27] [INFO ] Deduced a trap composed of 79 places in 212 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:28] [INFO ] Deduced a trap composed of 128 places in 259 ms of which 106 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:28] [INFO ] Deduced a trap composed of 130 places in 243 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:29] [INFO ] Deduced a trap composed of 130 places in 203 ms of which 59 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/424 variables, 20/81 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:30] [INFO ] Deduced a trap composed of 148 places in 210 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:31] [INFO ] Deduced a trap composed of 154 places in 165 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:31] [INFO ] Deduced a trap composed of 138 places in 201 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:32] [INFO ] Deduced a trap composed of 138 places in 207 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:32] [INFO ] Deduced a trap composed of 150 places in 207 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:32] [INFO ] Deduced a trap composed of 79 places in 204 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:33] [INFO ] Deduced a trap composed of 124 places in 261 ms of which 118 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:34] [INFO ] Deduced a trap composed of 120 places in 277 ms of which 119 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:36] [INFO ] Deduced a trap composed of 130 places in 214 ms of which 81 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:37] [INFO ] Deduced a trap composed of 189 places in 134 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:37] [INFO ] Deduced a trap composed of 189 places in 120 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:37] [INFO ] Deduced a trap composed of 154 places in 198 ms of which 66 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:38] [INFO ] Deduced a trap composed of 154 places in 198 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:38] [INFO ] Deduced a trap composed of 148 places in 196 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:39] [INFO ] Deduced a trap composed of 103 places in 211 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:39] [INFO ] Deduced a trap composed of 103 places in 202 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:39] [INFO ] Deduced a trap composed of 158 places in 177 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:39] [INFO ] Deduced a trap composed of 158 places in 174 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:39] [INFO ] Deduced a trap composed of 186 places in 165 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 13:53:40] [INFO ] Deduced a trap composed of 170 places in 174 ms of which 43 ms to minimize.
SMT process timed out in 30409ms, After SMT, problems are : Problem set: 0 solved, 439 unsolved
Search for dead transitions found 0 dead transitions in 30414ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41371 ms. Remains : 424/424 places, 440/440 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Starting property specific reduction for DoubleExponent-PT-020-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:53:40] [INFO ] Invariants computation overflowed in 35 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (1422 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 10000 steps (920 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 13:53:40] [INFO ] Invariants computation overflowed in 33 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:53:40] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2026-05-24 13:53:40] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 13:53:40] [INFO ] [Real]Added 77 Read/Feed constraints in 389 ms returned sat
[2026-05-24 13:53:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 13:53:41] [INFO ] [Nat]Absence check using state equation in 162 ms returned sat
[2026-05-24 13:53:41] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-24 13:53:41] [INFO ] [Nat]Added 77 Read/Feed constraints in 706 ms returned sat
[2026-05-24 13:53:41] [INFO ] Computed and/alt/rep : 350/2169/350 causal constraints (skipped 91 transitions) in 23 ms.
[2026-05-24 13:53:43] [INFO ] Added : 101 causal constraints over 21 iterations in 1183 ms. Result :sat
Minimization took 497 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 442/442 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 428 transition count 441
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 427 transition count 441
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 0 with 18 rules applied. Total rules applied 20 place count 418 transition count 432
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 417 transition count 433
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 23 place count 417 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 24 place count 416 transition count 432
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 25 place count 416 transition count 431
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 26 place count 415 transition count 431
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 30 place count 415 transition count 431
Applied a total of 30 rules in 51 ms. Remains 415 /428 variables (removed 13) and now considering 431/442 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51 ms. Remains : 415/428 places, 431/442 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {20=1, 28=1, 87=1, 126=1, 184=1, 322=1, 336=1, 369=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {20=1, 28=1, 87=1, 126=1, 184=1, 322=1, 336=1, 369=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1411 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:03:49] [INFO ] Invariants computation overflowed in 31 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 1000000 steps (144420 resets) in 800 ms. (1248 steps per ms)
BEST_FIRST walk for 1000000 steps (91567 resets) in 515 ms. (1937 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:03:50] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 14:03:50] [INFO ] [Real]Absence check using state equation in 235 ms returned sat
[2026-05-24 14:03:50] [INFO ] State equation strengthened by 81 read => feed constraints.
[2026-05-24 14:03:51] [INFO ] [Real]Added 81 Read/Feed constraints in 328 ms returned sat
[2026-05-24 14:03:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 14:03:51] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2026-05-24 14:03:52] [INFO ] [Nat]Added 81 Read/Feed constraints in 509 ms returned sat
[2026-05-24 14:03:52] [INFO ] Computed and/alt/rep : 328/2174/328 causal constraints (skipped 102 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:53] [INFO ] Deduced a trap composed of 15 places in 129 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:53] [INFO ] Deduced a trap composed of 22 places in 122 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:53] [INFO ] Deduced a trap composed of 22 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:03:53] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 10 ms to minimize.
[2026-05-24 14:03:53] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 779 ms
[2026-05-24 14:03:53] [INFO ] Added : 90 causal constraints over 18 iterations in 1601 ms. Result :sat
Minimization took 632 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 431/431 transitions.
Applied a total of 0 rules in 9 ms. Remains 415 /415 variables (removed 0) and now considering 431/431 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 415/415 places, 431/431 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 431/431 transitions.
Applied a total of 0 rules in 7 ms. Remains 415 /415 variables (removed 0) and now considering 431/431 (removed 0) transitions.
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:03:59] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:03:59] [INFO ] Implicit Places using invariants in 294 ms returned []
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:03:59] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:03:59] [INFO ] State equation strengthened by 81 read => feed constraints.
[2026-05-24 14:04:07] [INFO ] Implicit Places using invariants and state equation in 8459 ms returned []
Implicit Place search using SMT with State Equation took 8758 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:04:07] [INFO ] Redundant transitions in 4 ms returned []
Running 430 sub problems to find dead transitions.
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:04:07] [INFO ] Invariants computation overflowed in 31 ms
[2026-05-24 14:04:07] [INFO ] State equation strengthened by 81 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (OVERLAPS) 431/845 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/845 variables, 81/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/845 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 4 (OVERLAPS) 1/846 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 846/846 variables, and 496 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30018 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 430/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (OVERLAPS) 431/845 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/845 variables, 81/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/845 variables, 421/916 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 845/846 variables, and 916 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30025 ms.
Refiners :[State Equation: 414/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 430/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60309ms problems are : Problem set: 0 solved, 430 unsolved
Search for dead transitions found 0 dead transitions in 60312ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 69094 ms. Remains : 415/415 places, 431/431 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {20=1, 28=1, 87=1, 126=1, 184=1, 322=1, 336=1, 369=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {20=1, 28=1, 87=1, 126=1, 184=1, 322=1, 336=1, 369=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1445 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 40000 steps (5781 resets) in 89 ms. (444 steps per ms) remains 1/1 properties
[2026-05-24 14:15:08] [INFO ] Flatten gal took : 32 ms
BEST_FIRST walk for 40001 steps (3659 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
[2026-05-24 14:15:08] [INFO ] Flatten gal took : 30 ms
[2026-05-24 14:15:08] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7992721682989091378.gal : 5 ms
[2026-05-24 14:15:08] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14290962466452153521.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality7992721682989091378.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14290962466452153521.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/ReachabilityCardinality14290962466452153521.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :2 after 7
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :7 after 14
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :14 after 19
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :19 after 33
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :33 after 40
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :40 after 125
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :125 after 218
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :218 after 415
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :415 after 750
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :750 after 3535
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :3535 after 24450
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :24450 after 45284
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :45284 after 146460
Interrupted probabilistic random walk after 494331 steps, run timeout after 3001 ms. (steps per millisecond=164 ) properties seen :0 out of 1
Probabilistic random walk after 494331 steps, saw 247216 distinct states, run finished after 3001 ms. (steps per millisecond=164 ) properties seen :0
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:15:11] [INFO ] Invariants computation overflowed in 35 ms
[2026-05-24 14:15:11] [INFO ] State equation strengthened by 81 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 154/160 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 7/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 447/607 variables, 205/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/607 variables, 45/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/607 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/846 variables, 187/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/846 variables, 29/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/846 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/846 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 846/846 variables, and 496 constraints, problems are : Problem set: 0 solved, 1 unsolved in 214 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 154/160 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 7/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 447/607 variables, 205/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/607 variables, 45/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/607 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 239/846 variables, 187/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/846 variables, 29/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :146460 after 336550
[2026-05-24 14:15:12] [INFO ] Deduced a trap composed of 27 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:12] [INFO ] Deduced a trap composed of 23 places in 108 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap composed of 21 places in 113 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap composed of 22 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap composed of 18 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap composed of 15 places in 130 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap composed of 12 places in 117 ms of which 9 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/846 variables, 7/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap along path composed of 6 places in 44 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:13] [INFO ] Deduced a trap along path composed of 4 places in 42 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/846 variables, 2/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/846 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/846 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 846/846 variables, and 506 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1958 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2219ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 695 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 431/431 transitions.
Applied a total of 0 rules in 8 ms. Remains 415 /415 variables (removed 0) and now considering 431/431 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 415/415 places, 431/431 transitions.
RANDOM walk for 40000 steps (5808 resets) in 88 ms. (449 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (3657 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :336550 after 713619
Interrupted probabilistic random walk after 496124 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 496124 steps, saw 248112 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:15:17] [INFO ] Invariants computation overflowed in 35 ms
[2026-05-24 14:15:17] [INFO ] State equation strengthened by 81 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 154/160 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 7/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 0/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 447/607 variables, 205/235 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/607 variables, 45/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/607 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 239/846 variables, 187/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/846 variables, 29/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/846 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/846 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 846/846 variables, and 496 constraints, problems are : Problem set: 0 solved, 1 unsolved in 219 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 5/6 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/6 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 154/160 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/160 variables, 7/30 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/160 variables, 1/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/160 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 447/607 variables, 205/236 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/607 variables, 45/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/607 variables, 0/281 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 239/846 variables, 187/468 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/846 variables, 29/497 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:18] [INFO ] Deduced a trap composed of 27 places in 122 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:18] [INFO ] Deduced a trap composed of 23 places in 123 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap composed of 21 places in 131 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap composed of 22 places in 134 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap composed of 18 places in 131 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap composed of 15 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap composed of 12 places in 134 ms of which 8 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/846 variables, 7/504 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap along path composed of 6 places in 31 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:15:19] [INFO ] Deduced a trap along path composed of 4 places in 40 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/846 variables, 2/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/846 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/846 variables, 0/506 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 846/846 variables, and 506 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1972 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 2239ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 681 ms.
Support contains 1 out of 415 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 431/431 transitions.
Applied a total of 0 rules in 8 ms. Remains 415 /415 variables (removed 0) and now considering 431/431 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 415/415 places, 431/431 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 415/415 places, 431/431 transitions.
Applied a total of 0 rules in 8 ms. Remains 415 /415 variables (removed 0) and now considering 431/431 (removed 0) transitions.
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:15:20] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:15:20] [INFO ] Implicit Places using invariants in 254 ms returned []
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:15:20] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:15:21] [INFO ] State equation strengthened by 81 read => feed constraints.
[2026-05-24 14:15:29] [INFO ] Implicit Places using invariants and state equation in 8161 ms returned []
Implicit Place search using SMT with State Equation took 8418 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 14:15:29] [INFO ] Redundant transitions in 4 ms returned []
Running 430 sub problems to find dead transitions.
// Phase 1: matrix 431 rows 415 cols
[2026-05-24 14:15:29] [INFO ] Invariants computation overflowed in 30 ms
[2026-05-24 14:15:29] [INFO ] State equation strengthened by 81 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,1 properties remain. new max is 262144
SDD size :713619 after 6.19872e+07
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (OVERLAPS) 431/845 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/845 variables, 81/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/845 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
SDD proceeding with computation,1 properties remain. new max is 524288
SDD size :6.19872e+07 after 2.43611e+08
Detected timeout of ITS tools.
[2026-05-24 14:15:58] [INFO ] Flatten gal took : 32 ms
[2026-05-24 14:15:58] [INFO ] Applying decomposition
[2026-05-24 14:15:58] [INFO ] Flatten gal took : 51 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/graph8021451896514751899.txt' '-o' '/tmp/graph8021451896514751899.bin' '-w' '/tmp/graph8021451896514751899.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8021451896514751899.bin' '-l' '-1' '-v' '-w' '/tmp/graph8021451896514751899.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:15:59] [INFO ] Decomposing Gal with order
[2026-05-24 14:15:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:15:59] [INFO ] Removed a total of 220 redundant transitions.
[2026-05-24 14:15:59] [INFO ] Flatten gal took : 78 ms
[2026-05-24 14:15:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 212 labels/synchronizations in 29 ms.
[2026-05-24 14:15:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4110981245201481795.gal : 17 ms
[2026-05-24 14:15:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1880263021527842060.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4110981245201481795.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1880263021527842060.prop' '--nowitness'
At refinement iteration 4 (OVERLAPS) 1/846 variables, 1/496 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 846/846 variables, and 496 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30030 ms.
Refiners :[State Equation: 415/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 430/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 430 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms

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 ...307
Loading property file /tmp/ReachabilityCardinality1880263021527842060.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 14
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :14 after 27
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :27 after 60
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :60 after 1156
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :1156 after 88921
At refinement iteration 0 (INCLUDED_ONLY) 0/414 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 1 (OVERLAPS) 431/845 variables, 414/414 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/845 variables, 81/495 constraints. Problems are: Problem set: 0 solved, 430 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/845 variables, 421/916 constraints. Problems are: Problem set: 0 solved, 430 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 845/846 variables, and 916 constraints, problems are : Problem set: 0 solved, 430 unsolved in 30017 ms.
Refiners :[State Equation: 414/415 constraints, ReadFeed: 81/81 constraints, PredecessorRefiner: 430/421 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60277ms problems are : Problem set: 0 solved, 430 unsolved
Search for dead transitions found 0 dead transitions in 60279ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68722 ms. Remains : 415/415 places, 431/431 transitions.
Attempting over-approximation, by ignoring read arcs.
Performed 37 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 37 Pre rules applied. Total rules applied 0 place count 415 transition count 394
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 0 with 74 rules applied. Total rules applied 74 place count 378 transition count 394
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 93 place count 359 transition count 375
Iterating global reduction 0 with 19 rules applied. Total rules applied 112 place count 359 transition count 375
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 114 place count 358 transition count 374
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 115 place count 358 transition count 373
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 116 place count 357 transition count 373
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 118 place count 357 transition count 371
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 120 place count 355 transition count 371
Applied a total of 120 rules in 74 ms. Remains 355 /415 variables (removed 60) and now considering 371/431 (removed 60) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 371 rows 355 cols
[2026-05-24 14:16:29] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:16:29] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2026-05-24 14:16:29] [INFO ] After 190ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2026-05-24 14:16:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2026-05-24 14:16:29] [INFO ] After 73ms SMT Verify possible using 3 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:16:30] [INFO ] Deduced a trap composed of 5 places in 147 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 14:16:30] [INFO ] Deduced a trap composed of 22 places in 118 ms of which 9 ms to minimize.
[2026-05-24 14:16:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 320 ms
TRAPS : Iteration 1
[2026-05-24 14:16:30] [INFO ] After 444ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:16:30] [INFO ] After 702ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2026-05-24 14:16:30] [INFO ] Flatten gal took : 22 ms
[2026-05-24 14:16:30] [INFO ] Flatten gal took : 21 ms
[2026-05-24 14:16:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13835186050637692441.gal : 3 ms
[2026-05-24 14:16:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13389441351303632661.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality13835186050637692441.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13389441351303632661.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 ...330
Loading property file /tmp/ReachabilityCardinality13389441351303632661.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 3
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :3 after 13
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :13 after 45
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :45 after 52
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :52 after 63
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :63 after 172
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :172 after 314
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :314 after 1176
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1176 after 3495
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :3495 after 12725
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :12725 after 30288
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :30288 after 71281
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :71281 after 185667
SDD proceeding with computation,1 properties remain. new max is 32768
SDD size :185667 after 444694
SDD proceeding with computation,1 properties remain. new max is 65536
SDD size :444694 after 1.04165e+06
SDD proceeding with computation,1 properties remain. new max is 131072
SDD size :1.04165e+06 after 2.4089e+06
Detected timeout of ITS tools.
[2026-05-24 14:16:45] [INFO ] Flatten gal took : 19 ms
[2026-05-24 14:16:45] [INFO ] Applying decomposition
[2026-05-24 14:16:45] [INFO ] Flatten gal took : 20 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/graph18283160552005915257.txt' '-o' '/tmp/graph18283160552005915257.bin' '-w' '/tmp/graph18283160552005915257.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph18283160552005915257.bin' '-l' '-1' '-v' '-w' '/tmp/graph18283160552005915257.weights' '-q' '0' '-e' '0.001'
[2026-05-24 14:16:45] [INFO ] Decomposing Gal with order
[2026-05-24 14:16:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-24 14:16:45] [INFO ] Removed a total of 229 redundant transitions.
[2026-05-24 14:16:45] [INFO ] Flatten gal took : 37 ms
[2026-05-24 14:16:45] [INFO ] Fuse similar labels procedure discarded/fused a total of 76 labels/synchronizations in 8 ms.
[2026-05-24 14:16:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9144376728780774880.gal : 6 ms
[2026-05-24 14:16:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12877853610644327555.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9144376728780774880.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12877853610644327555.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 ...308
Loading property file /tmp/ReachabilityCardinality12877853610644327555.prop.
Detected timeout of ITS tools.
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 31175 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[+inf]
Ending property specific reduction for DoubleExponent-PT-020-UpperBounds-00 in 1400283 ms.
Starting property specific reduction for DoubleExponent-PT-020-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 14:17:00] [INFO ] Invariants computation overflowed in 39 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (1457 resets) in 15 ms. (625 steps per ms)
BEST_FIRST walk for 10000 steps (932 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 442 rows 428 cols
[2026-05-24 14:17:00] [INFO ] Invariants computation overflowed in 42 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 14:17:01] [INFO ] [Real]Absence check using state equation in 327 ms returned sat
[2026-05-24 14:17:01] [INFO ] State equation strengthened by 77 read => feed constraints.
[2026-05-24 14:17:01] [INFO ] [Real]Added 77 Read/Feed constraints in 453 ms returned sat
[2026-05-24 14:17:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 14:17:01] [INFO ] [Nat]Absence check using state equation in 376 ms returned sat
[2026-05-24 14:17:02] [INFO ] SMT solver returned unknown. Retrying;
[2026-05-24 14:17:02] [INFO ] [Nat]Added 77 Read/Feed constraints in 1011 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[+inf]
Support contains 1 out of 428 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 442/442 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 428 transition count 441
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 427 transition count 441
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 16 rules applied. Total rules applied 18 place count 419 transition count 433
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 418 transition count 434
Free-agglomeration rule applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 21 place count 418 transition count 433
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 22 place count 417 transition count 433
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 23 place count 417 transition count 432
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 24 place count 416 transition count 432
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 2 with 3 rules applied. Total rules applied 27 place count 416 transition count 432
Applied a total of 27 rules in 61 ms. Remains 416 /428 variables (removed 12) and now considering 432/442 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 416/428 places, 432/442 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {20=1, 31=1, 90=1, 129=1, 187=1, 325=1, 339=1, 372=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.

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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DoubleExponent-PT-020"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is DoubleExponent-PT-020, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r111-tall-177955700900112"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-020.tgz
mv DoubleExponent-PT-020 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;