About the Execution of ITS-Tools for DoubleExponent-PT-020
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | ? ? 1 ? ? ? ? 1 ? ? ? ? ? ? ? ? | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067600501.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
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 r072-tall-174860067600501
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 744K
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 340K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of 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 1748744572915
Invoking MCC driver with
BK_TOOL=itstools
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
[2025-06-01 02:22:54] [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]
[2025-06-01 02:22:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 02:22:54] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2025-06-01 02:22:54] [INFO ] Transformed 1064 places.
[2025-06-01 02:22:54] [INFO ] Transformed 998 transitions.
[2025-06-01 02:22:54] [INFO ] Parsed PT model containing 1064 places and 998 transitions and 2814 arcs in 182 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 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
[2025-06-01 02:22:54] [INFO ] Invariants computation overflowed in 122 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 33 ms. (294 steps per ms)
BEST_FIRST walk for 160004 steps (4505 resets) in 280 ms. (569 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 1, 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
[2025-06-01 02:22:54] [INFO ] Invariants computation overflowed in 76 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:22:56] [INFO ] [Real]Absence check using state equation in 1098 ms returned sat
[2025-06-01 02:22:56] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 54 ms.
[2025-06-01 02:22:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:22:58] [INFO ] [Nat]Absence check using state equation in 1427 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:22:59] [INFO ] [Real]Absence check using state equation in 770 ms returned sat
[2025-06-01 02:22:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:00] [INFO ] [Nat]Absence check using state equation in 882 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:00] [INFO ] Deduced a trap composed of 103 places in 382 ms of which 122 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:01] [INFO ] Deduced a trap composed of 239 places in 547 ms of which 280 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:01] [INFO ] Deduced a trap composed of 233 places in 524 ms of which 261 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:02] [INFO ] Deduced a trap composed of 223 places in 535 ms of which 234 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:02] [INFO ] Deduced a trap composed of 221 places in 498 ms of which 240 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:03] [INFO ] Deduced a trap composed of 209 places in 473 ms of which 218 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:03] [INFO ] Deduced a trap composed of 211 places in 474 ms of which 220 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:04] [INFO ] Deduced a trap composed of 197 places in 462 ms of which 208 ms to minimize.
[2025-06-01 02:23:04] [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 1
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
[2025-06-01 02:23:04] [INFO ] [Real]Absence check using state equation in 220 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:05] [INFO ] [Real]Absence check using state equation in 467 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:05] [INFO ] Deduced a trap composed of 18 places in 264 ms of which 24 ms to minimize.
[2025-06-01 02:23:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:06] [INFO ] [Nat]Absence check using state equation in 451 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:06] [INFO ] Deduced a trap composed of 18 places in 261 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:06] [INFO ] Deduced a trap composed of 31 places in 267 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:07] [INFO ] Deduced a trap composed of 161 places in 223 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:07] [INFO ] Deduced a trap composed of 175 places in 228 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:07] [INFO ] Deduced a trap composed of 187 places in 216 ms of which 48 ms to minimize.
[2025-06-01 02:23:07] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 1508 ms
[2025-06-01 02:23:07] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 47 ms.
[2025-06-01 02:23:09] [INFO ] Added : 20 causal constraints over 4 iterations in 1165 ms. Result :sat
Minimization took 532 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:09] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2025-06-01 02:23:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:10] [INFO ] [Nat]Absence check using state equation in 336 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:10] [INFO ] Deduced a trap composed of 328 places in 470 ms of which 183 ms to minimize.
[2025-06-01 02:23:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 689 ms
[2025-06-01 02:23:11] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 47 ms.
[2025-06-01 02:23:12] [INFO ] Added : 5 causal constraints over 1 iterations in 1440 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:13] [INFO ] [Real]Absence check using state equation in 293 ms returned sat
[2025-06-01 02:23:13] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 45 ms.
[2025-06-01 02:23:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:13] [INFO ] [Nat]Absence check using state equation in 293 ms returned sat
[2025-06-01 02:23:13] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 43 ms.
[2025-06-01 02:23:14] [INFO ] Added : 20 causal constraints over 4 iterations in 843 ms. Result :sat
Minimization took 908 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:16] [INFO ] [Real]Absence check using state equation in 1389 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:17] [INFO ] [Real]Absence check using state equation in 476 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:18] [INFO ] Deduced a trap composed of 317 places in 466 ms of which 180 ms to minimize.
[2025-06-01 02:23:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:18] [INFO ] [Nat]Absence check using state equation in 478 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:19] [INFO ] Deduced a trap composed of 317 places in 468 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:19] [INFO ] Deduced a trap composed of 35 places in 325 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:20] [INFO ] Deduced a trap composed of 29 places in 319 ms of which 37 ms to minimize.
[2025-06-01 02:23:20] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1375 ms
[2025-06-01 02:23:20] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 42 ms.
[2025-06-01 02:23:21] [INFO ] Added : 15 causal constraints over 3 iterations in 1650 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:23] [INFO ] [Real]Absence check using state equation in 1161 ms returned sat
[2025-06-01 02:23:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:24] [INFO ] [Nat]Absence check using state equation in 1175 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:24] [INFO ] Deduced a trap composed of 7 places in 283 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:25] [INFO ] Deduced a trap composed of 35 places in 293 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:25] [INFO ] Deduced a trap composed of 65 places in 325 ms of which 67 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:25] [INFO ] Deduced a trap composed of 149 places in 430 ms of which 152 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:26] [INFO ] Deduced a trap composed of 157 places in 239 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:26] [INFO ] Deduced a trap composed of 161 places in 222 ms of which 50 ms to minimize.
[2025-06-01 02:23:26] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 2376 ms
[2025-06-01 02:23:26] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 41 ms.
[2025-06-01 02:23:28] [INFO ] Added : 20 causal constraints over 4 iterations in 1347 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:29] [INFO ] [Real]Absence check using state equation in 1065 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:29] [INFO ] Deduced a trap composed of 65 places in 326 ms of which 72 ms to minimize.
[2025-06-01 02:23:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:31] [INFO ] [Nat]Absence check using state equation in 1154 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:31] [INFO ] Deduced a trap composed of 65 places in 340 ms of which 83 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:31] [INFO ] Deduced a trap composed of 187 places in 450 ms of which 197 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:32] [INFO ] Deduced a trap composed of 175 places in 437 ms of which 185 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:32] [INFO ] Deduced a trap composed of 173 places in 467 ms of which 184 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:33] [INFO ] Deduced a trap composed of 197 places in 212 ms of which 44 ms to minimize.
[2025-06-01 02:23:33] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 2176 ms
[2025-06-01 02:23:33] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 44 ms.
[2025-06-01 02:23:34] [INFO ] Added : 20 causal constraints over 4 iterations in 1401 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:35] [INFO ] [Real]Absence check using state equation in 635 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:35] [INFO ] Deduced a trap composed of 103 places in 364 ms of which 110 ms to minimize.
[2025-06-01 02:23:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:36] [INFO ] [Nat]Absence check using state equation in 632 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:37] [INFO ] Deduced a trap composed of 103 places in 355 ms of which 110 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:37] [INFO ] Deduced a trap composed of 161 places in 420 ms of which 170 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:37] [INFO ] Deduced a trap composed of 168 places in 436 ms of which 179 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:38] [INFO ] Deduced a trap composed of 175 places in 225 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:38] [INFO ] Deduced a trap composed of 181 places in 205 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:38] [INFO ] Deduced a trap composed of 193 places in 208 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:38] [INFO ] Deduced a trap composed of 217 places in 195 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:39] [INFO ] Deduced a trap composed of 229 places in 169 ms of which 33 ms to minimize.
[2025-06-01 02:23:39] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 2632 ms
[2025-06-01 02:23:39] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 46 ms.
[2025-06-01 02:23:40] [INFO ] Added : 20 causal constraints over 4 iterations in 1236 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:41] [INFO ] [Real]Absence check using state equation in 463 ms returned sat
[2025-06-01 02:23:41] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 43 ms.
[2025-06-01 02:23:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:41] [INFO ] [Nat]Absence check using state equation in 471 ms returned sat
[2025-06-01 02:23:42] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 45 ms.
[2025-06-01 02:23:43] [INFO ] Added : 25 causal constraints over 5 iterations in 1766 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:45] [INFO ] [Real]Absence check using state equation in 1704 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:46] [INFO ] [Real]Absence check using state equation in 770 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:23:46] [INFO ] Deduced a trap composed of 187 places in 206 ms of which 46 ms to minimize.
[2025-06-01 02:23:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:47] [INFO ] [Nat]Absence check using state equation in 815 ms returned sat
[2025-06-01 02:23:47] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 45 ms.
[2025-06-01 02:23:49] [INFO ] Added : 20 causal constraints over 4 iterations in 1426 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:54] [INFO ] [Real]Absence check using state equation in 4897 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:54] [INFO ] [Real]Absence check using state equation in 289 ms returned sat
[2025-06-01 02:23:54] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 41 ms.
[2025-06-01 02:23:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 02:23:55] [INFO ] [Nat]Absence check using state equation in 279 ms returned sat
[2025-06-01 02:23:55] [INFO ] Computed and/alt/rep : 997/1933/997 causal constraints (skipped 0 transitions) in 42 ms.
[2025-06-01 02:23:56] [INFO ] Added : 20 causal constraints over 4 iterations in 1294 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
FORMULA DoubleExponent-PT-020-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 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]
Support contains 15 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 1060 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.3 ms
Discarding 4 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 223 transitions
Trivial Post-agglo rules discarded 223 transitions
Performed 223 trivial Post agglomeration. Transition count delta: 223
Iterating post reduction 0 with 223 rules applied. Total rules applied 224 place count 1060 transition count 775
Reduce places removed 223 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 1 with 230 rules applied. Total rules applied 454 place count 837 transition count 768
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 2 with 7 rules applied. Total rules applied 461 place count 830 transition count 768
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 41 Pre rules applied. Total rules applied 461 place count 830 transition count 727
Deduced a syphon composed of 41 places in 5 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 3 with 82 rules applied. Total rules applied 543 place count 789 transition count 727
Performed 178 Post agglomeration using F-continuation condition.Transition count delta: 178
Deduced a syphon composed of 178 places in 3 ms
Reduce places removed 178 places and 0 transitions.
Iterating global reduction 3 with 356 rules applied. Total rules applied 899 place count 611 transition count 549
Performed 38 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 38 places in 7 ms
Reduce places removed 38 places and 0 transitions.
Iterating global reduction 3 with 76 rules applied. Total rules applied 975 place count 573 transition count 549
Free-agglomeration rule (complex) applied 76 times.
Iterating global reduction 3 with 76 rules applied. Total rules applied 1051 place count 573 transition count 473
Reduce places removed 76 places and 0 transitions.
Iterating post reduction 3 with 76 rules applied. Total rules applied 1127 place count 497 transition count 473
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 1204 place count 497 transition count 473
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1205 place count 496 transition count 472
Applied a total of 1205 rules in 272 ms. Remains 496 /1064 variables (removed 568) and now considering 472/998 (removed 526) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 279 ms. Remains : 496/1064 places, 472/998 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {32=1, 43=1, 46=1, 141=1, 144=1, 215=1, 303=1, 424=1, 440=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {32=1, 43=1, 46=1, 141=1, 144=1, 215=1, 303=1, 424=1, 440=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1290 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 15) seen :[0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 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]
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:35:37] [INFO ] Invariants computation overflowed in 43 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 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]
RANDOM walk for 1000000 steps (128200 resets) in 1024 ms. (975 steps per ms)
BEST_FIRST walk for 15000005 steps (1270837 resets) in 9621 ms. (1558 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 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]
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:35:47] [INFO ] Invariants computation overflowed in 47 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:35:48] [INFO ] [Real]Absence check using state equation in 210 ms returned sat
[2025-06-01 02:35:48] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:35:48] [INFO ] [Real]Added 75 Read/Feed constraints in 616 ms returned sat
[2025-06-01 02:35:48] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 26 ms.
[2025-06-01 02:35:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:35:49] [INFO ] [Nat]Absence check using state equation in 249 ms returned sat
[2025-06-01 02:35:50] [INFO ] [Nat]Added 75 Read/Feed constraints in 1186 ms returned sat
[2025-06-01 02:35:50] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:54] [INFO ] Deduced a trap composed of 20 places in 133 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:54] [INFO ] Deduced a trap composed of 21 places in 115 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:55] [INFO ] Deduced a trap composed of 23 places in 117 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:55] [INFO ] Deduced a trap composed of 28 places in 111 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:55] [INFO ] Deduced a trap composed of 31 places in 107 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:55] [INFO ] Deduced a trap composed of 37 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:56] [INFO ] Deduced a trap composed of 39 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:56] [INFO ] Deduced a trap composed of 40 places in 97 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:35:56] [INFO ] Deduced a trap composed of 42 places in 86 ms of which 7 ms to minimize.
[2025-06-01 02:35:56] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2061 ms
[2025-06-01 02:35:56] [INFO ] Added : 181 causal constraints over 37 iterations in 6240 ms. Result :sat
Minimization took 2329 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:35:59] [INFO ] [Real]Absence check using state equation in 588 ms returned sat
[2025-06-01 02:36:00] [INFO ] [Real]Added 75 Read/Feed constraints in 1220 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:01] [INFO ] Deduced a trap composed of 66 places in 46 ms of which 3 ms to minimize.
[2025-06-01 02:36:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:36:01] [INFO ] [Nat]Absence check using state equation in 601 ms returned sat
[2025-06-01 02:36:03] [INFO ] [Nat]Added 75 Read/Feed constraints in 1587 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 31 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 66 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 63 places in 55 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 60 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 60 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:03] [INFO ] Deduced a trap composed of 56 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 51 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 48 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 51 places in 66 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 54 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 46 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 46 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 45 places in 78 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 45 places in 80 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 42 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:04] [INFO ] Deduced a trap composed of 40 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 35 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 37 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 37 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 33 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 34 places in 89 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:05] [INFO ] Deduced a trap composed of 28 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 21 places in 98 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 24 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 20 places in 107 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:06] [INFO ] Deduced a trap composed of 12 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:07] [INFO ] Deduced a trap composed of 18 places in 108 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:07] [INFO ] Deduced a trap composed of 14 places in 112 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:07] [INFO ] Deduced a trap composed of 13 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:07] [INFO ] Deduced a trap composed of 11 places in 106 ms of which 10 ms to minimize.
[2025-06-01 02:36:07] [INFO ] Trap strengthening (SAT) tested/added 34/33 trap constraints in 4173 ms
[2025-06-01 02:36:07] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:26] [INFO ] Deduced a trap composed of 4 places in 117 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 4 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 9 places in 100 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 26 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 27 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 32 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:27] [INFO ] Deduced a trap composed of 37 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:28] [INFO ] Deduced a trap composed of 41 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:28] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:28] [INFO ] Deduced a trap composed of 64 places in 55 ms of which 2 ms to minimize.
[2025-06-01 02:36:28] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 1717 ms
[2025-06-01 02:36:28] [INFO ] Added : 378 causal constraints over 77 iterations in 21008 ms. Result :sat
Minimization took 4501 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:36:33] [INFO ] [Real]Absence check using state equation in 211 ms returned sat
[2025-06-01 02:36:34] [INFO ] [Real]Added 75 Read/Feed constraints in 1347 ms returned sat
[2025-06-01 02:36:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:36:34] [INFO ] [Nat]Absence check using state equation in 209 ms returned sat
[2025-06-01 02:36:37] [INFO ] [Nat]Added 75 Read/Feed constraints in 2598 ms returned sat
[2025-06-01 02:36:37] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:47] [INFO ] Deduced a trap composed of 4 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:47] [INFO ] Deduced a trap composed of 8 places in 122 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 8 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 10 places in 126 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 19 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 26 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 32 places in 89 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:48] [INFO ] Deduced a trap composed of 35 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 37 places in 84 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 38 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 40 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 39 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 46 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:49] [INFO ] Deduced a trap composed of 52 places in 64 ms of which 3 ms to minimize.
[2025-06-01 02:36:49] [INFO ] Trap strengthening (SAT) tested/added 15/14 trap constraints in 2101 ms
[2025-06-01 02:36:49] [INFO ] Added : 314 causal constraints over 63 iterations in 12215 ms. Result :sat
Minimization took 4500 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:36:54] [INFO ] [Real]Absence check using state equation in 154 ms returned sat
[2025-06-01 02:36:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:36:54] [INFO ] [Nat]Absence check using state equation in 291 ms returned sat
[2025-06-01 02:36:55] [INFO ] [Nat]Added 75 Read/Feed constraints in 742 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:55] [INFO ] Deduced a trap composed of 12 places in 138 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:55] [INFO ] Deduced a trap composed of 13 places in 133 ms of which 9 ms to minimize.
[2025-06-01 02:36:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 349 ms
[2025-06-01 02:36:55] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:36:59] [INFO ] Deduced a trap composed of 9 places in 125 ms of which 9 ms to minimize.
[2025-06-01 02:37:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 193 ms
[2025-06-01 02:37:00] [INFO ] Added : 168 causal constraints over 34 iterations in 4112 ms. Result :sat
Minimization took 2148 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:02] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2025-06-01 02:37:02] [INFO ] [Real]Added 75 Read/Feed constraints in 167 ms returned sat
[2025-06-01 02:37:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:02] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2025-06-01 02:37:03] [INFO ] [Nat]Added 75 Read/Feed constraints in 227 ms returned sat
[2025-06-01 02:37:03] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:05] [INFO ] Deduced a trap composed of 8 places in 138 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:05] [INFO ] Deduced a trap composed of 16 places in 120 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:05] [INFO ] Deduced a trap composed of 14 places in 127 ms of which 11 ms to minimize.
[2025-06-01 02:37:05] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 518 ms
[2025-06-01 02:37:05] [INFO ] Added : 103 causal constraints over 21 iterations in 2827 ms. Result :sat
Minimization took 847 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:07] [INFO ] [Real]Absence check using state equation in 409 ms returned sat
[2025-06-01 02:37:08] [INFO ] [Real]Added 75 Read/Feed constraints in 794 ms returned sat
[2025-06-01 02:37:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:08] [INFO ] [Nat]Absence check using state equation in 471 ms returned sat
[2025-06-01 02:37:09] [INFO ] [Nat]Added 75 Read/Feed constraints in 912 ms returned sat
[2025-06-01 02:37:09] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:12] [INFO ] Deduced a trap composed of 8 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:12] [INFO ] Deduced a trap composed of 31 places in 95 ms of which 8 ms to minimize.
[2025-06-01 02:37:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 346 ms
[2025-06-01 02:37:12] [INFO ] Added : 149 causal constraints over 31 iterations in 3161 ms. Result :sat
Minimization took 1860 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:15] [INFO ] [Real]Absence check using state equation in 587 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:15] [INFO ] [Real]Absence check using state equation in 653 ms returned sat
[2025-06-01 02:37:16] [INFO ] [Real]Added 75 Read/Feed constraints in 808 ms returned sat
[2025-06-01 02:37:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:17] [INFO ] [Nat]Absence check using state equation in 445 ms returned sat
[2025-06-01 02:37:19] [INFO ] [Nat]Added 75 Read/Feed constraints in 1833 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:19] [INFO ] Deduced a trap composed of 44 places in 82 ms of which 7 ms to minimize.
[2025-06-01 02:37:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2025-06-01 02:37:19] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 24 ms.
[2025-06-01 02:37:28] [INFO ] Added : 301 causal constraints over 61 iterations in 8766 ms. Result :sat
Minimization took 4106 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:33] [INFO ] [Real]Absence check using state equation in 736 ms returned sat
[2025-06-01 02:37:34] [INFO ] [Real]Added 75 Read/Feed constraints in 1050 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:34] [INFO ] Deduced a trap composed of 4 places in 120 ms of which 7 ms to minimize.
[2025-06-01 02:37:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:35] [INFO ] [Nat]Absence check using state equation in 825 ms returned sat
[2025-06-01 02:37:36] [INFO ] [Nat]Added 75 Read/Feed constraints in 1431 ms returned sat
[2025-06-01 02:37:36] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:42] [INFO ] Deduced a trap composed of 8 places in 123 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:42] [INFO ] Deduced a trap composed of 8 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:43] [INFO ] Deduced a trap composed of 12 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:43] [INFO ] Deduced a trap composed of 23 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:43] [INFO ] Deduced a trap composed of 23 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:43] [INFO ] Deduced a trap composed of 24 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:43] [INFO ] Deduced a trap composed of 4 places in 126 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 10 places in 122 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 26 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 33 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 34 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 32 places in 87 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:44] [INFO ] Deduced a trap composed of 37 places in 87 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:45] [INFO ] Deduced a trap composed of 39 places in 87 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:45] [INFO ] Deduced a trap composed of 40 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:45] [INFO ] Deduced a trap composed of 42 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:45] [INFO ] Deduced a trap composed of 45 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:45] [INFO ] Deduced a trap composed of 45 places in 83 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:46] [INFO ] Deduced a trap composed of 46 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:46] [INFO ] Deduced a trap composed of 48 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:46] [INFO ] Deduced a trap composed of 51 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:37:46] [INFO ] Deduced a trap composed of 56 places in 69 ms of which 4 ms to minimize.
[2025-06-01 02:37:46] [INFO ] Trap strengthening (SAT) tested/added 23/22 trap constraints in 4201 ms
[2025-06-01 02:37:46] [INFO ] Added : 216 causal constraints over 44 iterations in 10288 ms. Result :sat
Minimization took 2432 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:49] [INFO ] [Real]Absence check using state equation in 148 ms returned sat
[2025-06-01 02:37:50] [INFO ] [Real]Added 75 Read/Feed constraints in 702 ms returned sat
[2025-06-01 02:37:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:37:50] [INFO ] [Nat]Absence check using state equation in 154 ms returned sat
[2025-06-01 02:37:52] [INFO ] [Nat]Added 75 Read/Feed constraints in 1656 ms returned sat
[2025-06-01 02:37:52] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:10] [INFO ] Deduced a trap composed of 14 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:10] [INFO ] Deduced a trap composed of 16 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 21 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 23 places in 90 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 23 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 28 places in 84 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:11] [INFO ] Deduced a trap composed of 29 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 32 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 35 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 37 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 46 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 46 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:12] [INFO ] Deduced a trap composed of 59 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:13] [INFO ] Deduced a trap composed of 62 places in 53 ms of which 2 ms to minimize.
[2025-06-01 02:38:13] [INFO ] Trap strengthening (SAT) tested/added 18/17 trap constraints in 2511 ms
[2025-06-01 02:38:13] [INFO ] Added : 399 causal constraints over 80 iterations in 21001 ms. Result :sat
Minimization took 4413 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:17] [INFO ] [Real]Absence check using state equation in 192 ms returned sat
[2025-06-01 02:38:18] [INFO ] [Real]Added 75 Read/Feed constraints in 781 ms returned sat
[2025-06-01 02:38:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:18] [INFO ] [Nat]Absence check using state equation in 197 ms returned sat
[2025-06-01 02:38:19] [INFO ] [Nat]Added 75 Read/Feed constraints in 934 ms returned sat
[2025-06-01 02:38:19] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:23] [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
[2025-06-01 02:38:23] [INFO ] Deduced a trap composed of 11 places in 116 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:23] [INFO ] Deduced a trap composed of 12 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:23] [INFO ] Deduced a trap composed of 13 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 16 places in 108 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 23 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 32 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 38 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 39 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:24] [INFO ] Deduced a trap composed of 40 places in 87 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:25] [INFO ] Deduced a trap composed of 21 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:25] [INFO ] Deduced a trap composed of 42 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:25] [INFO ] Deduced a trap composed of 45 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:25] [INFO ] Deduced a trap composed of 45 places in 83 ms of which 6 ms to minimize.
[2025-06-01 02:38:25] [INFO ] Trap strengthening (SAT) tested/added 15/14 trap constraints in 2686 ms
[2025-06-01 02:38:25] [INFO ] Added : 190 causal constraints over 40 iterations in 6023 ms. Result :sat
Minimization took 1432 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:27] [INFO ] [Real]Absence check using state equation in 214 ms returned sat
[2025-06-01 02:38:28] [INFO ] [Real]Added 75 Read/Feed constraints in 994 ms returned sat
[2025-06-01 02:38:28] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 22 ms.
[2025-06-01 02:38:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:29] [INFO ] [Nat]Absence check using state equation in 223 ms returned sat
[2025-06-01 02:38:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 811 ms returned sat
[2025-06-01 02:38:30] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:32] [INFO ] Deduced a trap composed of 21 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:32] [INFO ] Deduced a trap composed of 23 places in 111 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:32] [INFO ] Deduced a trap composed of 28 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:33] [INFO ] Deduced a trap composed of 31 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:33] [INFO ] Deduced a trap composed of 32 places in 97 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:33] [INFO ] Deduced a trap composed of 33 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:33] [INFO ] Deduced a trap composed of 34 places in 99 ms of which 9 ms to minimize.
[2025-06-01 02:38:33] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1533 ms
[2025-06-01 02:38:33] [INFO ] Added : 148 causal constraints over 30 iterations in 3903 ms. Result :sat
Minimization took 1210 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:36] [INFO ] [Real]Absence check using state equation in 818 ms returned sat
[2025-06-01 02:38:37] [INFO ] [Real]Added 75 Read/Feed constraints in 1220 ms returned sat
[2025-06-01 02:38:37] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 24 ms.
[2025-06-01 02:38:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:38] [INFO ] [Nat]Absence check using state equation in 936 ms returned sat
[2025-06-01 02:38:40] [INFO ] [Nat]Added 75 Read/Feed constraints in 1625 ms returned sat
[2025-06-01 02:38:40] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:52] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:52] [INFO ] Deduced a trap composed of 37 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 35 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 41 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 46 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 46 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 48 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:53] [INFO ] Deduced a trap composed of 52 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:38:54] [INFO ] Deduced a trap composed of 59 places in 57 ms of which 3 ms to minimize.
[2025-06-01 02:38:54] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 1490 ms
[2025-06-01 02:38:54] [INFO ] Added : 346 causal constraints over 70 iterations in 13794 ms. Result :sat
Minimization took 4259 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:38:58] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2025-06-01 02:38:59] [INFO ] [Real]Added 75 Read/Feed constraints in 371 ms returned sat
[2025-06-01 02:38:59] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 24 ms.
[2025-06-01 02:38:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:39:00] [INFO ] [Nat]Absence check using state equation in 497 ms returned sat
[2025-06-01 02:39:00] [INFO ] [Nat]Added 75 Read/Feed constraints in 884 ms returned sat
[2025-06-01 02:39:01] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:39:05] [INFO ] Deduced a trap composed of 4 places in 143 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:39:05] [INFO ] Deduced a trap composed of 8 places in 138 ms of which 9 ms to minimize.
[2025-06-01 02:39:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 418 ms
[2025-06-01 02:39:05] [INFO ] Added : 184 causal constraints over 38 iterations in 4552 ms. Result :sat
Minimization took 768 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:39:06] [INFO ] [Real]Absence check using state equation in 161 ms returned sat
[2025-06-01 02:39:06] [INFO ] [Real]Added 75 Read/Feed constraints in 205 ms returned sat
[2025-06-01 02:39:06] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 21 ms.
[2025-06-01 02:39:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:39:07] [INFO ] [Nat]Absence check using state equation in 432 ms returned sat
[2025-06-01 02:39:08] [INFO ] [Nat]Added 75 Read/Feed constraints in 1114 ms returned sat
[2025-06-01 02:39:08] [INFO ] Computed and/alt/rep : 409/2363/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:39:09] [INFO ] Deduced a trap composed of 8 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:39:09] [INFO ] Deduced a trap composed of 9 places in 137 ms of which 9 ms to minimize.
[2025-06-01 02:39:09] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 370 ms
[2025-06-01 02:39:09] [INFO ] Added : 73 causal constraints over 15 iterations in 1456 ms. Result :sat
Minimization took 634 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, 1, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
FORMULA DoubleExponent-PT-020-UpperBounds-07 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 14 out of 496 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 496/496 places, 472/472 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 496 transition count 472
Applied a total of 1 rules in 34 ms. Remains 496 /496 variables (removed 0) and now considering 472/472 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 496/496 places, 472/472 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {31=1, 42=1, 45=1, 56=2, 140=1, 143=1, 214=1, 259=2, 302=1, 355=2, 423=1, 439=1, 470=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {31=1, 42=1, 45=1, 140=1, 143=1, 214=1, 302=1, 423=1, 439=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1294 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 14) seen :[0, 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:42:00] [INFO ] Invariants computation overflowed in 44 ms
Current structural bounds on expressions (after invariants) : Max Seen:[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]
RANDOM walk for 1000000 steps (128297 resets) in 901 ms. (1108 steps per ms)
BEST_FIRST walk for 14000002 steps (1187348 resets) in 8850 ms. (1581 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:42:10] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:10] [INFO ] [Real]Absence check using state equation in 302 ms returned sat
[2025-06-01 02:42:10] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:42:11] [INFO ] [Real]Added 75 Read/Feed constraints in 1007 ms returned sat
[2025-06-01 02:42:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:12] [INFO ] [Nat]Absence check using state equation in 317 ms returned sat
[2025-06-01 02:42:13] [INFO ] [Nat]Added 75 Read/Feed constraints in 1287 ms returned sat
[2025-06-01 02:42:13] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:21] [INFO ] Deduced a trap composed of 8 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:22] [INFO ] Deduced a trap composed of 9 places in 122 ms of which 10 ms to minimize.
[2025-06-01 02:42:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 378 ms
[2025-06-01 02:42:22] [INFO ] Added : 282 causal constraints over 58 iterations in 8461 ms. Result :sat
Minimization took 3032 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:25] [INFO ] [Real]Absence check using state equation in 718 ms returned sat
[2025-06-01 02:42:27] [INFO ] [Real]Added 75 Read/Feed constraints in 1328 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:27] [INFO ] Deduced a trap composed of 66 places in 55 ms of which 3 ms to minimize.
[2025-06-01 02:42:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:28] [INFO ] [Nat]Absence check using state equation in 718 ms returned sat
[2025-06-01 02:42:29] [INFO ] [Nat]Added 75 Read/Feed constraints in 1316 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:29] [INFO ] Deduced a trap composed of 66 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:29] [INFO ] Deduced a trap composed of 59 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:29] [INFO ] Deduced a trap composed of 61 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:29] [INFO ] Deduced a trap composed of 60 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:29] [INFO ] Deduced a trap composed of 60 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 52 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 54 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 51 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 48 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 45 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 45 places in 73 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 42 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 40 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:30] [INFO ] Deduced a trap composed of 35 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 32 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 34 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 29 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 28 places in 95 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:31] [INFO ] Deduced a trap composed of 23 places in 92 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 24 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 20 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 18 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 12 places in 105 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:42:32] [INFO ] Deduced a trap composed of 13 places in 107 ms of which 10 ms to minimize.
[2025-06-01 02:42:32] [INFO ] Trap strengthening (SAT) tested/added 28/27 trap constraints in 3282 ms
[2025-06-01 02:42:32] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 20 ms.
[2025-06-01 02:42:53] [INFO ] Added : 380 causal constraints over 76 iterations in 20706 ms.(timeout) Result :sat
Minimization took 4531 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:58] [INFO ] [Real]Absence check using state equation in 178 ms returned sat
[2025-06-01 02:42:58] [INFO ] [Real]Added 75 Read/Feed constraints in 675 ms returned sat
[2025-06-01 02:42:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:42:59] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2025-06-01 02:43:02] [INFO ] [Nat]Added 75 Read/Feed constraints in 2998 ms returned sat
[2025-06-01 02:43:02] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 30 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:12] [INFO ] Deduced a trap composed of 9 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:12] [INFO ] Deduced a trap composed of 12 places in 111 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:12] [INFO ] Deduced a trap composed of 14 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:12] [INFO ] Deduced a trap composed of 16 places in 102 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:12] [INFO ] Deduced a trap composed of 23 places in 96 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:13] [INFO ] Deduced a trap composed of 28 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:13] [INFO ] Deduced a trap composed of 29 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:13] [INFO ] Deduced a trap composed of 31 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:13] [INFO ] Deduced a trap composed of 35 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:13] [INFO ] Deduced a trap composed of 38 places in 74 ms of which 5 ms to minimize.
[2025-06-01 02:43:13] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 1576 ms
[2025-06-01 02:43:13] [INFO ] Added : 297 causal constraints over 60 iterations in 11527 ms. Result :sat
Minimization took 1272 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:15] [INFO ] [Real]Absence check using state equation in 231 ms returned sat
[2025-06-01 02:43:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:15] [INFO ] [Nat]Absence check using state equation in 137 ms returned sat
[2025-06-01 02:43:16] [INFO ] [Nat]Added 75 Read/Feed constraints in 980 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:16] [INFO ] Deduced a trap composed of 12 places in 128 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:16] [INFO ] Deduced a trap composed of 13 places in 129 ms of which 8 ms to minimize.
[2025-06-01 02:43:16] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 408 ms
[2025-06-01 02:43:17] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:19] [INFO ] Deduced a trap composed of 9 places in 127 ms of which 9 ms to minimize.
[2025-06-01 02:43:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 202 ms
[2025-06-01 02:43:19] [INFO ] Added : 141 causal constraints over 29 iterations in 2809 ms. Result :sat
Minimization took 1054 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:21] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2025-06-01 02:43:21] [INFO ] [Real]Added 75 Read/Feed constraints in 202 ms returned sat
[2025-06-01 02:43:21] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 20 ms.
[2025-06-01 02:43:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:21] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2025-06-01 02:43:22] [INFO ] [Nat]Added 75 Read/Feed constraints in 391 ms returned sat
[2025-06-01 02:43:22] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 20 ms.
[2025-06-01 02:43:25] [INFO ] Added : 180 causal constraints over 37 iterations in 3231 ms. Result :sat
Minimization took 3215 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:28] [INFO ] [Real]Absence check using state equation in 226 ms returned sat
[2025-06-01 02:43:29] [INFO ] [Real]Added 75 Read/Feed constraints in 564 ms returned sat
[2025-06-01 02:43:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:29] [INFO ] [Nat]Absence check using state equation in 385 ms returned sat
[2025-06-01 02:43:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 780 ms returned sat
[2025-06-01 02:43:30] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:32] [INFO ] Deduced a trap composed of 13 places in 117 ms of which 10 ms to minimize.
[2025-06-01 02:43:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 181 ms
[2025-06-01 02:43:32] [INFO ] Added : 141 causal constraints over 30 iterations in 2094 ms. Result :sat
Minimization took 1070 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:34] [INFO ] [Real]Absence check using state equation in 863 ms returned sat
[2025-06-01 02:43:35] [INFO ] [Real]Added 75 Read/Feed constraints in 834 ms returned sat
[2025-06-01 02:43:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:36] [INFO ] [Nat]Absence check using state equation in 473 ms returned sat
[2025-06-01 02:43:37] [INFO ] [Nat]Added 75 Read/Feed constraints in 1010 ms returned sat
[2025-06-01 02:43:37] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:51] [INFO ] Deduced a trap composed of 8 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:43:51] [INFO ] Deduced a trap composed of 9 places in 110 ms of which 10 ms to minimize.
[2025-06-01 02:43:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 396 ms
[2025-06-01 02:43:51] [INFO ] Added : 339 causal constraints over 69 iterations in 14676 ms. Result :sat
Minimization took 4501 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:57] [INFO ] [Real]Absence check using state equation in 783 ms returned sat
[2025-06-01 02:43:58] [INFO ] [Real]Added 75 Read/Feed constraints in 1108 ms returned sat
[2025-06-01 02:43:58] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 23 ms.
[2025-06-01 02:43:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:43:59] [INFO ] [Nat]Absence check using state equation in 822 ms returned sat
[2025-06-01 02:44:02] [INFO ] [Nat]Added 75 Read/Feed constraints in 2701 ms returned sat
[2025-06-01 02:44:02] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 19 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:13] [INFO ] Deduced a trap composed of 9 places in 116 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:13] [INFO ] Deduced a trap composed of 8 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:13] [INFO ] Deduced a trap composed of 16 places in 109 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:13] [INFO ] Deduced a trap composed of 19 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 21 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 23 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 24 places in 97 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 28 places in 97 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 29 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:14] [INFO ] Deduced a trap composed of 31 places in 96 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 31 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 32 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 33 places in 93 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 33 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 34 places in 87 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 42 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:15] [INFO ] Deduced a trap composed of 42 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:16] [INFO ] Deduced a trap composed of 50 places in 71 ms of which 7 ms to minimize.
[2025-06-01 02:44:16] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 2910 ms
[2025-06-01 02:44:16] [INFO ] Added : 323 causal constraints over 65 iterations in 13816 ms. Result :sat
Minimization took 4053 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:20] [INFO ] [Real]Absence check using state equation in 162 ms returned sat
[2025-06-01 02:44:21] [INFO ] [Real]Added 75 Read/Feed constraints in 719 ms returned sat
[2025-06-01 02:44:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:21] [INFO ] [Nat]Absence check using state equation in 161 ms returned sat
[2025-06-01 02:44:22] [INFO ] [Nat]Added 75 Read/Feed constraints in 1148 ms returned sat
[2025-06-01 02:44:22] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 19 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 32 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 33 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 41 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:34] [INFO ] Deduced a trap composed of 64 places in 55 ms of which 2 ms to minimize.
[2025-06-01 02:44:34] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 878 ms
[2025-06-01 02:44:34] [INFO ] Added : 364 causal constraints over 73 iterations in 12278 ms. Result :sat
Minimization took 4509 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:39] [INFO ] [Real]Absence check using state equation in 166 ms returned sat
[2025-06-01 02:44:40] [INFO ] [Real]Added 75 Read/Feed constraints in 626 ms returned sat
[2025-06-01 02:44:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:40] [INFO ] [Nat]Absence check using state equation in 167 ms returned sat
[2025-06-01 02:44:41] [INFO ] [Nat]Added 75 Read/Feed constraints in 874 ms returned sat
[2025-06-01 02:44:41] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:49] [INFO ] Deduced a trap composed of 8 places in 117 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:44:49] [INFO ] Deduced a trap composed of 9 places in 112 ms of which 10 ms to minimize.
[2025-06-01 02:44:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 338 ms
[2025-06-01 02:44:49] [INFO ] Added : 259 causal constraints over 53 iterations in 8276 ms. Result :sat
Minimization took 2613 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:52] [INFO ] [Real]Absence check using state equation in 426 ms returned sat
[2025-06-01 02:44:53] [INFO ] [Real]Added 75 Read/Feed constraints in 824 ms returned sat
[2025-06-01 02:44:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:44:54] [INFO ] [Nat]Absence check using state equation in 506 ms returned sat
[2025-06-01 02:44:55] [INFO ] [Nat]Added 75 Read/Feed constraints in 1190 ms returned sat
[2025-06-01 02:44:55] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:01] [INFO ] Deduced a trap composed of 4 places in 133 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:01] [INFO ] Deduced a trap composed of 8 places in 123 ms of which 8 ms to minimize.
[2025-06-01 02:45:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 393 ms
[2025-06-01 02:45:01] [INFO ] Added : 235 causal constraints over 47 iterations in 6228 ms. Result :sat
Minimization took 2517 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:04] [INFO ] [Real]Absence check using state equation in 219 ms returned sat
[2025-06-01 02:45:06] [INFO ] [Real]Added 75 Read/Feed constraints in 1412 ms returned sat
[2025-06-01 02:45:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:06] [INFO ] [Nat]Absence check using state equation in 228 ms returned sat
[2025-06-01 02:45:07] [INFO ] [Nat]Added 75 Read/Feed constraints in 1145 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:07] [INFO ] Deduced a trap composed of 4 places in 119 ms of which 8 ms to minimize.
[2025-06-01 02:45:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 176 ms
[2025-06-01 02:45:07] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:21] [INFO ] Deduced a trap composed of 12 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 14 places in 106 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 16 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 23 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 32 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 35 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:22] [INFO ] Deduced a trap composed of 38 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:23] [INFO ] Deduced a trap composed of 46 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:23] [INFO ] Deduced a trap composed of 48 places in 67 ms of which 4 ms to minimize.
[2025-06-01 02:45:23] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1478 ms
[2025-06-01 02:45:23] [INFO ] Added : 349 causal constraints over 70 iterations in 15693 ms. Result :sat
Minimization took 4505 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:28] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2025-06-01 02:45:28] [INFO ] [Real]Added 75 Read/Feed constraints in 332 ms returned sat
[2025-06-01 02:45:28] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 24 ms.
[2025-06-01 02:45:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:29] [INFO ] [Nat]Absence check using state equation in 423 ms returned sat
[2025-06-01 02:45:30] [INFO ] [Nat]Added 75 Read/Feed constraints in 1010 ms returned sat
[2025-06-01 02:45:30] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:31] [INFO ] Deduced a trap composed of 7 places in 140 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:31] [INFO ] Deduced a trap composed of 8 places in 136 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:31] [INFO ] Deduced a trap composed of 7 places in 140 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:31] [INFO ] Deduced a trap composed of 10 places in 138 ms of which 12 ms to minimize.
[2025-06-01 02:45:31] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 774 ms
[2025-06-01 02:45:31] [INFO ] Added : 87 causal constraints over 19 iterations in 1822 ms. Result :sat
Minimization took 739 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:34] [INFO ] [Real]Absence check using state equation in 1371 ms returned sat
[2025-06-01 02:45:34] [INFO ] [Real]Added 75 Read/Feed constraints in 398 ms returned sat
[2025-06-01 02:45:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:45:35] [INFO ] [Nat]Absence check using state equation in 449 ms returned sat
[2025-06-01 02:45:35] [INFO ] [Nat]Added 75 Read/Feed constraints in 146 ms returned sat
[2025-06-01 02:45:35] [INFO ] Computed and/alt/rep : 409/2370/409 causal constraints (skipped 62 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:45:36] [INFO ] Deduced a trap composed of 4 places in 150 ms of which 8 ms to minimize.
[2025-06-01 02:45:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 201 ms
[2025-06-01 02:45:36] [INFO ] Added : 77 causal constraints over 16 iterations in 1046 ms. Result :sat
Minimization took 450 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[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]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[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]
Support contains 14 out of 496 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 496/496 places, 472/472 transitions.
Applied a total of 0 rules in 14 ms. Remains 496 /496 variables (removed 0) and now considering 472/472 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 496/496 places, 472/472 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 496/496 places, 472/472 transitions.
Applied a total of 0 rules in 19 ms. Remains 496 /496 variables (removed 0) and now considering 472/472 (removed 0) transitions.
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:48:34] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:48:34] [INFO ] Implicit Places using invariants in 356 ms returned []
// Phase 1: matrix 472 rows 496 cols
[2025-06-01 02:48:34] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:48:34] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:48:51] [INFO ] Implicit Places using invariants and state equation in 16638 ms returned [14, 20, 26, 49, 77, 82, 104, 109, 160, 165, 166, 186, 192, 213, 219, 226, 240, 245, 268, 274, 297, 302, 322, 328, 351, 356, 377, 383, 408, 412, 432, 439, 461, 466, 470, 488, 494]
[2025-06-01 02:48:51] [INFO ] Actually due to overlaps returned [166, 226, 82, 77, 160, 165]
Discarding 6 places :
Implicit Place search using SMT with State Equation took 17003 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 490/496 places, 472/472 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 490 transition count 469
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 487 transition count 469
Applied a total of 6 rules in 28 ms. Remains 487 /490 variables (removed 3) and now considering 469/472 (removed 3) transitions.
// Phase 1: matrix 469 rows 487 cols
[2025-06-01 02:48:51] [INFO ] Invariants computation overflowed in 39 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:48:51] [INFO ] Implicit Places using invariants in 317 ms returned []
// Phase 1: matrix 469 rows 487 cols
[2025-06-01 02:48:51] [INFO ] Invariants computation overflowed in 56 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:48:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:49:12] [INFO ] Implicit Places using invariants and state equation in 20580 ms returned [14, 20, 26, 49, 101, 106, 179, 185, 206, 212, 231, 236, 259, 265, 288, 293, 313, 319, 342, 347, 368, 374, 399, 403, 423, 430, 452, 457, 461, 479, 485]
[2025-06-01 02:49:12] [INFO ] Actually due to overlaps returned [185, 461, 101, 179, 399, 106]
Discarding 6 places :
Implicit Place search using SMT with State Equation took 20901 ms to find 6 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 481/496 places, 469/472 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 481 transition count 466
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 478 transition count 466
Applied a total of 6 rules in 40 ms. Remains 478 /481 variables (removed 3) and now considering 466/469 (removed 3) transitions.
// Phase 1: matrix 466 rows 478 cols
[2025-06-01 02:49:12] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:12] [INFO ] Implicit Places using invariants in 287 ms returned []
// Phase 1: matrix 466 rows 478 cols
[2025-06-01 02:49:12] [INFO ] Invariants computation overflowed in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:12] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:49:35] [INFO ] Implicit Places using invariants and state equation in 22565 ms returned [14, 20, 26, 49, 200, 206, 225, 230, 253, 259, 282, 287, 307, 313, 336, 341, 362, 368, 396, 416, 423, 445, 450, 470, 476]
[2025-06-01 02:49:35] [INFO ] Actually due to overlaps returned [206, 49, 200]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 22858 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 475/496 places, 466/472 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 465
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 465
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 474 transition count 465
Applied a total of 3 rules in 42 ms. Remains 474 /475 variables (removed 1) and now considering 465/466 (removed 1) transitions.
// Phase 1: matrix 465 rows 474 cols
[2025-06-01 02:49:35] [INFO ] Invariants computation overflowed in 46 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:35] [INFO ] Implicit Places using invariants in 295 ms returned []
// Phase 1: matrix 465 rows 474 cols
[2025-06-01 02:49:35] [INFO ] Invariants computation overflowed in 48 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:35] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:49:46] [INFO ] Implicit Places using invariants and state equation in 11478 ms returned [14, 20, 26, 221, 226, 249, 255, 278, 283, 303, 309, 332, 337, 358, 364, 392, 412, 419, 441, 446, 466, 472]
[2025-06-01 02:49:46] [INFO ] Actually due to overlaps returned [226, 221]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 11777 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 472/496 places, 465/472 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 464
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 464
Applied a total of 2 rules in 24 ms. Remains 471 /472 variables (removed 1) and now considering 464/465 (removed 1) transitions.
// Phase 1: matrix 464 rows 471 cols
[2025-06-01 02:49:47] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:47] [INFO ] Implicit Places using invariants in 275 ms returned []
// Phase 1: matrix 464 rows 471 cols
[2025-06-01 02:49:47] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:49:47] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:50:13] [INFO ] Implicit Places using invariants and state equation in 26167 ms returned [14, 20, 26, 246, 252, 275, 280, 300, 306, 329, 334, 355, 361, 389, 409, 416, 438, 443, 463, 469]
[2025-06-01 02:50:13] [INFO ] Actually due to overlaps returned [252, 246]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 26446 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 5 : 469/496 places, 464/472 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 463
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 463
Applied a total of 2 rules in 25 ms. Remains 468 /469 variables (removed 1) and now considering 463/464 (removed 1) transitions.
// Phase 1: matrix 463 rows 468 cols
[2025-06-01 02:50:13] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:13] [INFO ] Implicit Places using invariants in 269 ms returned []
// Phase 1: matrix 463 rows 468 cols
[2025-06-01 02:50:13] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:13] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:50:26] [INFO ] Implicit Places using invariants and state equation in 12542 ms returned [14, 20, 26, 272, 277, 297, 303, 326, 331, 352, 358, 386, 406, 413, 435, 440, 460, 466]
[2025-06-01 02:50:26] [INFO ] Actually due to overlaps returned [277, 272]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 12817 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 6 : 466/496 places, 463/472 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 462
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 462
Applied a total of 2 rules in 22 ms. Remains 465 /466 variables (removed 1) and now considering 462/463 (removed 1) transitions.
// Phase 1: matrix 462 rows 465 cols
[2025-06-01 02:50:26] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:26] [INFO ] Implicit Places using invariants in 264 ms returned []
// Phase 1: matrix 462 rows 465 cols
[2025-06-01 02:50:26] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:26] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:50:36] [INFO ] Implicit Places using invariants and state equation in 10033 ms returned [14, 20, 26, 294, 300, 323, 328, 349, 355, 383, 403, 410, 432, 437, 457, 463]
[2025-06-01 02:50:36] [INFO ] Actually due to overlaps returned [300, 294]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10301 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 7 : 463/496 places, 462/472 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 463 transition count 462
Applied a total of 1 rules in 21 ms. Remains 463 /463 variables (removed 0) and now considering 462/462 (removed 0) transitions.
// Phase 1: matrix 462 rows 463 cols
[2025-06-01 02:50:36] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:36] [INFO ] Implicit Places using invariants in 251 ms returned []
// Phase 1: matrix 462 rows 463 cols
[2025-06-01 02:50:36] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:50:47] [INFO ] Implicit Places using invariants and state equation in 10471 ms returned [14, 20, 26, 321, 326, 347, 353, 381, 401, 408, 430, 435, 455, 461]
[2025-06-01 02:50:47] [INFO ] Actually due to overlaps returned [326, 321]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 10726 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 8 : 461/496 places, 462/472 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 461 transition count 461
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 460 transition count 461
Applied a total of 2 rules in 24 ms. Remains 460 /461 variables (removed 1) and now considering 461/462 (removed 1) transitions.
// Phase 1: matrix 461 rows 460 cols
[2025-06-01 02:50:47] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:47] [INFO ] Implicit Places using invariants in 255 ms returned []
// Phase 1: matrix 461 rows 460 cols
[2025-06-01 02:50:47] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:47] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:50:55] [INFO ] Implicit Places using invariants and state equation in 8000 ms returned [14, 20, 26, 344, 350, 378, 398, 405, 427, 432, 452, 458]
[2025-06-01 02:50:55] [INFO ] Actually due to overlaps returned [350, 344]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8260 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 9 : 458/496 places, 461/472 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 458 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 457 transition count 460
Applied a total of 2 rules in 21 ms. Remains 457 /458 variables (removed 1) and now considering 460/461 (removed 1) transitions.
// Phase 1: matrix 460 rows 457 cols
[2025-06-01 02:50:55] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:55] [INFO ] Implicit Places using invariants in 244 ms returned []
// Phase 1: matrix 460 rows 457 cols
[2025-06-01 02:50:55] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:50:56] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:03] [INFO ] Implicit Places using invariants and state equation in 7345 ms returned [14, 20, 26, 375, 395, 402, 424, 429, 449, 455]
[2025-06-01 02:51:03] [INFO ] Actually due to overlaps returned [375]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 7595 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 10 : 456/496 places, 460/472 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 456 transition count 460
Applied a total of 1 rules in 20 ms. Remains 456 /456 variables (removed 0) and now considering 460/460 (removed 0) transitions.
// Phase 1: matrix 460 rows 456 cols
[2025-06-01 02:51:03] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:03] [INFO ] Implicit Places using invariants in 245 ms returned []
// Phase 1: matrix 460 rows 456 cols
[2025-06-01 02:51:03] [INFO ] Invariants computation overflowed in 27 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:03] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:10] [INFO ] Implicit Places using invariants and state equation in 7332 ms returned [14, 20, 26, 394, 401, 423, 428, 448, 454]
[2025-06-01 02:51:10] [INFO ] Actually due to overlaps returned [401, 394]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 7580 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 11 : 454/496 places, 460/472 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 454 transition count 460
Applied a total of 1 rules in 22 ms. Remains 454 /454 variables (removed 0) and now considering 460/460 (removed 0) transitions.
// Phase 1: matrix 460 rows 454 cols
[2025-06-01 02:51:10] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:11] [INFO ] Implicit Places using invariants in 241 ms returned []
// Phase 1: matrix 460 rows 454 cols
[2025-06-01 02:51:11] [INFO ] Invariants computation overflowed in 23 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:11] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:19] [INFO ] Implicit Places using invariants and state equation in 7905 ms returned [14, 20, 26, 421, 426, 446, 452]
[2025-06-01 02:51:19] [INFO ] Actually due to overlaps returned [426, 421]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 8150 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 12 : 452/496 places, 460/472 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 452 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 451 transition count 459
Applied a total of 2 rules in 19 ms. Remains 451 /452 variables (removed 1) and now considering 459/460 (removed 1) transitions.
// Phase 1: matrix 459 rows 451 cols
[2025-06-01 02:51:19] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:19] [INFO ] Implicit Places using invariants in 232 ms returned []
// Phase 1: matrix 459 rows 451 cols
[2025-06-01 02:51:19] [INFO ] Invariants computation overflowed in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:19] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:26] [INFO ] Implicit Places using invariants and state equation in 7704 ms returned [14, 20, 26, 443, 449]
[2025-06-01 02:51:26] [INFO ] Actually due to overlaps returned [443, 449]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 7940 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 13 : 449/496 places, 459/472 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 449 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 448 transition count 458
Applied a total of 2 rules in 21 ms. Remains 448 /449 variables (removed 1) and now considering 458/459 (removed 1) transitions.
// Phase 1: matrix 458 rows 448 cols
[2025-06-01 02:51:27] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:27] [INFO ] Implicit Places using invariants in 241 ms returned []
// Phase 1: matrix 458 rows 448 cols
[2025-06-01 02:51:27] [INFO ] Invariants computation overflowed in 25 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:27] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:33] [INFO ] Implicit Places using invariants and state equation in 6219 ms returned [14, 20, 26]
[2025-06-01 02:51:33] [INFO ] Actually due to overlaps returned [14, 26]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 6463 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 14 : 446/496 places, 458/472 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 445 transition count 457
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 445 transition count 457
Applied a total of 3 rules in 28 ms. Remains 445 /446 variables (removed 1) and now considering 457/458 (removed 1) transitions.
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 02:51:33] [INFO ] Invariants computation overflowed in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:33] [INFO ] Implicit Places using invariants in 247 ms returned []
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 02:51:33] [INFO ] Invariants computation overflowed in 46 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 02:51:33] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:51:51] [INFO ] Implicit Places using invariants and state equation in 18017 ms returned []
Implicit Place search using SMT with State Equation took 18265 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 15 : 445/496 places, 457/472 transitions.
Finished structural reductions in REACHABILITY mode , in 15 iterations and 197474 ms. Remains : 445/496 places, 457/472 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {28=1, 40=1, 50=1, 86=1, 119=1, 164=1, 211=1, 256=1, 306=1, 390=1, 404=1, 421=1, 427=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {28=1, 40=1, 119=1, 166=1, 254=1, 374=1, 390=1, 427=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1458 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 14) seen :[0, 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 02:56:30] [INFO ] Invariants computation overflowed in 40 ms
Current structural bounds on expressions (after invariants) : Max Seen:[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]
RANDOM walk for 1000000 steps (144662 resets) in 858 ms. (1164 steps per ms)
BEST_FIRST walk for 14000006 steps (1280378 resets) in 8293 ms. (1687 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 02:56:39] [INFO ] Invariants computation overflowed in 46 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:56:39] [INFO ] [Real]Absence check using state equation in 307 ms returned sat
[2025-06-01 02:56:39] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 02:56:40] [INFO ] [Real]Added 75 Read/Feed constraints in 543 ms returned sat
[2025-06-01 02:56:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:56:40] [INFO ] [Nat]Absence check using state equation in 220 ms returned sat
[2025-06-01 02:56:41] [INFO ] [Nat]Added 75 Read/Feed constraints in 1301 ms returned sat
[2025-06-01 02:56:41] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 19 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:44] [INFO ] Deduced a trap composed of 9 places in 120 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:44] [INFO ] Deduced a trap composed of 31 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:44] [INFO ] Deduced a trap composed of 30 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:44] [INFO ] Deduced a trap composed of 33 places in 95 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:44] [INFO ] Deduced a trap composed of 42 places in 85 ms of which 6 ms to minimize.
[2025-06-01 02:56:44] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 839 ms
[2025-06-01 02:56:45] [INFO ] Added : 148 causal constraints over 31 iterations in 3184 ms. Result :sat
Minimization took 640 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:56:46] [INFO ] [Real]Absence check using state equation in 328 ms returned sat
[2025-06-01 02:56:46] [INFO ] [Real]Added 75 Read/Feed constraints in 357 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:46] [INFO ] Deduced a trap composed of 66 places in 47 ms of which 2 ms to minimize.
[2025-06-01 02:56:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:56:46] [INFO ] [Nat]Absence check using state equation in 320 ms returned sat
[2025-06-01 02:56:47] [INFO ] [Nat]Added 75 Read/Feed constraints in 988 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 66 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 63 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 60 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 60 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 60 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 54 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 52 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:48] [INFO ] Deduced a trap composed of 63 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 56 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 48 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 50 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 46 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 45 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:49] [INFO ] Deduced a trap composed of 45 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 45 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 42 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 39 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 38 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 39 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 36 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:50] [INFO ] Deduced a trap composed of 37 places in 87 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 33 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 33 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 31 places in 82 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 26 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 30 places in 84 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:51] [INFO ] Deduced a trap composed of 29 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:52] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:52] [INFO ] Deduced a trap composed of 23 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:52] [INFO ] Deduced a trap composed of 23 places in 87 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:52] [INFO ] Deduced a trap composed of 21 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:52] [INFO ] Deduced a trap composed of 50 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:53] [INFO ] Deduced a trap composed of 51 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:53] [INFO ] Deduced a trap composed of 41 places in 65 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:54] [INFO ] Deduced a trap composed of 27 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:55] [INFO ] Deduced a trap composed of 19 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:56] [INFO ] Deduced a trap composed of 20 places in 95 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:56] [INFO ] Deduced a trap composed of 17 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:56] [INFO ] Deduced a trap composed of 16 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:56:56] [INFO ] Deduced a trap composed of 9 places in 99 ms of which 8 ms to minimize.
[2025-06-01 02:56:56] [INFO ] Trap strengthening (SAT) tested/added 43/42 trap constraints in 8560 ms
[2025-06-01 02:56:56] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 22 ms.
[2025-06-01 02:57:17] [INFO ] Added : 340 causal constraints over 68 iterations in 20889 ms.(timeout) Result :sat
Minimization took 4502 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:22] [INFO ] [Real]Absence check using state equation in 325 ms returned sat
[2025-06-01 02:57:22] [INFO ] [Real]Added 75 Read/Feed constraints in 422 ms returned sat
[2025-06-01 02:57:22] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 21 ms.
[2025-06-01 02:57:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:23] [INFO ] [Nat]Absence check using state equation in 290 ms returned sat
[2025-06-01 02:57:24] [INFO ] [Nat]Added 75 Read/Feed constraints in 1728 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:25] [INFO ] Deduced a trap composed of 4 places in 120 ms of which 7 ms to minimize.
[2025-06-01 02:57:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 179 ms
[2025-06-01 02:57:25] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:30] [INFO ] Deduced a trap composed of 8 places in 113 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:30] [INFO ] Deduced a trap composed of 13 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:30] [INFO ] Deduced a trap composed of 16 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:31] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:31] [INFO ] Deduced a trap composed of 41 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:31] [INFO ] Deduced a trap composed of 45 places in 77 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:31] [INFO ] Deduced a trap composed of 45 places in 74 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:31] [INFO ] Deduced a trap composed of 50 places in 67 ms of which 6 ms to minimize.
[2025-06-01 02:57:32] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1600 ms
[2025-06-01 02:57:32] [INFO ] Added : 174 causal constraints over 36 iterations in 7041 ms. Result :sat
Minimization took 806 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:33] [INFO ] [Real]Absence check using state equation in 127 ms returned sat
[2025-06-01 02:57:33] [INFO ] [Real]Added 75 Read/Feed constraints in 96 ms returned sat
[2025-06-01 02:57:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:33] [INFO ] [Nat]Absence check using state equation in 122 ms returned sat
[2025-06-01 02:57:34] [INFO ] [Nat]Added 75 Read/Feed constraints in 819 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:34] [INFO ] Deduced a trap composed of 12 places in 123 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:34] [INFO ] Deduced a trap composed of 13 places in 115 ms of which 7 ms to minimize.
[2025-06-01 02:57:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 297 ms
[2025-06-01 02:57:34] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:41] [INFO ] Deduced a trap composed of 16 places in 109 ms of which 7 ms to minimize.
[2025-06-01 02:57:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 175 ms
[2025-06-01 02:57:41] [INFO ] Added : 181 causal constraints over 37 iterations in 6759 ms. Result :sat
Minimization took 1476 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:43] [INFO ] [Real]Absence check using state equation in 123 ms returned sat
[2025-06-01 02:57:43] [INFO ] [Real]Added 75 Read/Feed constraints in 279 ms returned sat
[2025-06-01 02:57:43] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 21 ms.
[2025-06-01 02:57:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:43] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2025-06-01 02:57:44] [INFO ] [Nat]Added 75 Read/Feed constraints in 382 ms returned sat
[2025-06-01 02:57:44] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 19 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:48] [INFO ] Deduced a trap composed of 16 places in 118 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:57:48] [INFO ] Deduced a trap composed of 17 places in 112 ms of which 9 ms to minimize.
[2025-06-01 02:57:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 344 ms
[2025-06-01 02:57:48] [INFO ] Added : 174 causal constraints over 36 iterations in 4644 ms. Result :sat
Minimization took 2114 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:51] [INFO ] [Real]Absence check using state equation in 223 ms returned sat
[2025-06-01 02:57:51] [INFO ] [Real]Added 75 Read/Feed constraints in 637 ms returned sat
[2025-06-01 02:57:51] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 21 ms.
[2025-06-01 02:57:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:57:52] [INFO ] [Nat]Absence check using state equation in 283 ms returned sat
[2025-06-01 02:57:53] [INFO ] [Nat]Added 75 Read/Feed constraints in 971 ms returned sat
[2025-06-01 02:57:53] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 8 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 9 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 11 places in 111 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 12 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 13 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:01] [INFO ] Deduced a trap composed of 19 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:02] [INFO ] Deduced a trap composed of 21 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:02] [INFO ] Deduced a trap composed of 23 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:02] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:02] [INFO ] Deduced a trap composed of 26 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:02] [INFO ] Deduced a trap composed of 37 places in 87 ms of which 6 ms to minimize.
[2025-06-01 02:58:02] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 1654 ms
[2025-06-01 02:58:02] [INFO ] Added : 230 causal constraints over 47 iterations in 9339 ms. Result :sat
Minimization took 1815 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:58:05] [INFO ] [Real]Absence check using state equation in 675 ms returned sat
[2025-06-01 02:58:06] [INFO ] [Real]Added 75 Read/Feed constraints in 1197 ms returned sat
[2025-06-01 02:58:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:58:07] [INFO ] [Nat]Absence check using state equation in 752 ms returned sat
[2025-06-01 02:58:08] [INFO ] [Nat]Added 75 Read/Feed constraints in 1414 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:08] [INFO ] Deduced a trap composed of 46 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:08] [INFO ] Deduced a trap composed of 45 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 50 places in 74 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 45 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 45 places in 73 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 38 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 35 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 39 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:09] [INFO ] Deduced a trap composed of 36 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:10] [INFO ] Deduced a trap composed of 39 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:10] [INFO ] Deduced a trap composed of 42 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:10] [INFO ] Deduced a trap composed of 41 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:10] [INFO ] Deduced a trap composed of 37 places in 78 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:10] [INFO ] Deduced a trap composed of 33 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 33 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 31 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 30 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 23 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:11] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:12] [INFO ] Deduced a trap composed of 21 places in 98 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:12] [INFO ] Deduced a trap composed of 20 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:12] [INFO ] Deduced a trap composed of 16 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:12] [INFO ] Deduced a trap composed of 13 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:12] [INFO ] Deduced a trap composed of 17 places in 100 ms of which 7 ms to minimize.
[2025-06-01 02:58:12] [INFO ] Trap strengthening (SAT) tested/added 27/26 trap constraints in 3986 ms
[2025-06-01 02:58:12] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 20 ms.
[2025-06-01 02:58:33] [INFO ] Added : 295 causal constraints over 59 iterations in 20760 ms.(timeout) Result :sat
Minimization took 4502 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:58:39] [INFO ] [Real]Absence check using state equation in 956 ms returned sat
[2025-06-01 02:58:40] [INFO ] [Real]Added 75 Read/Feed constraints in 985 ms returned sat
[2025-06-01 02:58:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:58:41] [INFO ] [Nat]Absence check using state equation in 932 ms returned sat
[2025-06-01 02:58:42] [INFO ] [Nat]Added 75 Read/Feed constraints in 1290 ms returned sat
[2025-06-01 02:58:42] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 19 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:51] [INFO ] Deduced a trap composed of 19 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:51] [INFO ] Deduced a trap composed of 20 places in 99 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:51] [INFO ] Deduced a trap composed of 23 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 12 places in 98 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 26 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 26 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 27 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 29 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:52] [INFO ] Deduced a trap composed of 32 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:53] [INFO ] Deduced a trap composed of 35 places in 78 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:53] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:53] [INFO ] Deduced a trap composed of 38 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:53] [INFO ] Deduced a trap composed of 41 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:58:53] [INFO ] Deduced a trap composed of 48 places in 60 ms of which 4 ms to minimize.
[2025-06-01 02:58:53] [INFO ] Trap strengthening (SAT) tested/added 16/15 trap constraints in 2160 ms
[2025-06-01 02:58:53] [INFO ] Added : 301 causal constraints over 61 iterations in 11403 ms. Result :sat
Minimization took 4089 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:58:58] [INFO ] [Real]Absence check using state equation in 254 ms returned sat
[2025-06-01 02:58:59] [INFO ] [Real]Added 75 Read/Feed constraints in 1472 ms returned sat
[2025-06-01 02:58:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:59:00] [INFO ] [Nat]Absence check using state equation in 256 ms returned sat
[2025-06-01 02:59:01] [INFO ] [Nat]Added 75 Read/Feed constraints in 1607 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:59:01] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 02:59:01] [INFO ] Deduced a trap composed of 4 places in 119 ms of which 7 ms to minimize.
[2025-06-01 02:59:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 309 ms
[2025-06-01 02:59:01] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 22 ms.
[2025-06-01 02:59:24] [INFO ] Added : 365 causal constraints over 73 iterations in 22205 ms.(timeout) Result :sat
Minimization took 4502 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:59:28] [INFO ] [Real]Absence check using state equation in 268 ms returned sat
[2025-06-01 02:59:29] [INFO ] [Real]Added 75 Read/Feed constraints in 1005 ms returned sat
[2025-06-01 02:59:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:59:30] [INFO ] [Nat]Absence check using state equation in 224 ms returned sat
[2025-06-01 02:59:31] [INFO ] [Nat]Added 75 Read/Feed constraints in 803 ms returned sat
[2025-06-01 02:59:31] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 19 ms.
[2025-06-01 02:59:44] [INFO ] Added : 282 causal constraints over 57 iterations in 12981 ms. Result :sat
Minimization took 4179 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:59:48] [INFO ] [Real]Absence check using state equation in 259 ms returned sat
[2025-06-01 02:59:49] [INFO ] [Real]Added 75 Read/Feed constraints in 666 ms returned sat
[2025-06-01 02:59:49] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 22 ms.
[2025-06-01 02:59:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 02:59:49] [INFO ] [Nat]Absence check using state equation in 261 ms returned sat
[2025-06-01 02:59:50] [INFO ] [Nat]Added 75 Read/Feed constraints in 841 ms returned sat
[2025-06-01 02:59:50] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 9 places in 106 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 27 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 29 places in 82 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 32 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:07] [INFO ] Deduced a trap composed of 41 places in 74 ms of which 4 ms to minimize.
[2025-06-01 03:00:07] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 877 ms
[2025-06-01 03:00:07] [INFO ] Added : 288 causal constraints over 59 iterations in 17275 ms. Result :sat
Minimization took 3817 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:12] [INFO ] [Real]Absence check using state equation in 270 ms returned sat
[2025-06-01 03:00:12] [INFO ] [Real]Added 75 Read/Feed constraints in 626 ms returned sat
[2025-06-01 03:00:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:12] [INFO ] [Nat]Absence check using state equation in 227 ms returned sat
[2025-06-01 03:00:14] [INFO ] [Nat]Added 75 Read/Feed constraints in 1428 ms returned sat
[2025-06-01 03:00:14] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 19 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:18] [INFO ] Deduced a trap composed of 8 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:18] [INFO ] Deduced a trap composed of 11 places in 109 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:18] [INFO ] Deduced a trap composed of 13 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:18] [INFO ] Deduced a trap composed of 56 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:19] [INFO ] Deduced a trap composed of 56 places in 55 ms of which 3 ms to minimize.
[2025-06-01 03:00:19] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 781 ms
[2025-06-01 03:00:19] [INFO ] Added : 186 causal constraints over 38 iterations in 4810 ms. Result :sat
Minimization took 1151 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:20] [INFO ] [Real]Absence check using state equation in 310 ms returned sat
[2025-06-01 03:00:21] [INFO ] [Real]Added 75 Read/Feed constraints in 370 ms returned sat
[2025-06-01 03:00:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:21] [INFO ] [Nat]Absence check using state equation in 329 ms returned sat
[2025-06-01 03:00:22] [INFO ] [Nat]Added 75 Read/Feed constraints in 745 ms returned sat
[2025-06-01 03:00:22] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:23] [INFO ] Deduced a trap composed of 11 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:23] [INFO ] Deduced a trap composed of 13 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:23] [INFO ] Deduced a trap composed of 13 places in 117 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:24] [INFO ] Deduced a trap composed of 16 places in 115 ms of which 10 ms to minimize.
[2025-06-01 03:00:24] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 697 ms
[2025-06-01 03:00:24] [INFO ] Added : 90 causal constraints over 18 iterations in 1896 ms. Result :sat
Minimization took 748 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:25] [INFO ] [Real]Absence check using state equation in 118 ms returned sat
[2025-06-01 03:00:25] [INFO ] [Real]Added 75 Read/Feed constraints in 193 ms returned sat
[2025-06-01 03:00:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:00:25] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2025-06-01 03:00:25] [INFO ] [Nat]Added 75 Read/Feed constraints in 80 ms returned sat
[2025-06-01 03:00:25] [INFO ] Computed and/alt/rep : 389/2348/389 causal constraints (skipped 67 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:00:27] [INFO ] Deduced a trap composed of 8 places in 128 ms of which 8 ms to minimize.
[2025-06-01 03:00:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 188 ms
[2025-06-01 03:00:27] [INFO ] Added : 102 causal constraints over 22 iterations in 1563 ms. Result :sat
Minimization took 376 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[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]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[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]
Support contains 14 out of 445 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 445/445 places, 457/457 transitions.
Applied a total of 0 rules in 8 ms. Remains 445 /445 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 445/445 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 445/445 places, 457/457 transitions.
Applied a total of 0 rules in 7 ms. Remains 445 /445 variables (removed 0) and now considering 457/457 (removed 0) transitions.
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:02:27] [INFO ] Invariants computation overflowed in 44 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:02:27] [INFO ] Implicit Places using invariants in 254 ms returned []
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:02:27] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:02:28] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:02:46] [INFO ] Implicit Places using invariants and state equation in 18078 ms returned []
Implicit Place search using SMT with State Equation took 18333 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:02:46] [INFO ] Redundant transitions in 31 ms returned []
Running 456 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:02:46] [INFO ] Invariants computation overflowed in 44 ms
[2025-06-01 03:02:46] [INFO ] State equation strengthened by 75 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/444 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 457/901 variables, 444/444 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/901 variables, 75/519 constraints. Problems are: Problem set: 0 solved, 456 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/901 variables, 0/519 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 4 (OVERLAPS) 1/902 variables, 1/520 constraints. Problems are: Problem set: 0 solved, 456 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 902/902 variables, and 520 constraints, problems are : Problem set: 0 solved, 456 unsolved in 30037 ms.
Refiners :[State Equation: 445/445 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 456 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/444 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 1 (OVERLAPS) 457/901 variables, 444/444 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/901 variables, 75/519 constraints. Problems are: Problem set: 0 solved, 456 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/901 variables, 456/975 constraints. Problems are: Problem set: 0 solved, 456 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 901/902 variables, and 975 constraints, problems are : Problem set: 0 solved, 456 unsolved in 30026 ms.
Refiners :[State Equation: 444/445 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 456/456 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60330ms problems are : Problem set: 0 solved, 456 unsolved
Search for dead transitions found 0 dead transitions in 60340ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78736 ms. Remains : 445/445 places, 457/457 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {28=1, 40=1, 50=1, 86=1, 119=1, 164=1, 211=1, 256=1, 306=1, 390=1, 404=1, 421=1, 427=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {28=1, 40=1, 119=1, 166=1, 254=1, 374=1, 390=1, 427=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1453 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 14) seen :[0, 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, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 40000 steps (5700 resets) in 785 ms. (50 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40002 steps (3662 resets) in 233 ms. (170 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (3674 resets) in 320 ms. (124 steps per ms) remains 14/14 properties
[2025-06-01 03:08:27] [INFO ] Flatten gal took : 157 ms
BEST_FIRST walk for 40002 steps (3626 resets) in 187 ms. (212 steps per ms) remains 14/14 properties
[2025-06-01 03:08:27] [INFO ] Flatten gal took : 60 ms
BEST_FIRST walk for 40000 steps (3631 resets) in 190 ms. (209 steps per ms) remains 14/14 properties
[2025-06-01 03:08:27] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6307898764163471297.gal : 45 ms
[2025-06-01 03:08:27] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5214721663933304491.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/ReachabilityCardinality6307898764163471297.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5214721663933304491.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
BEST_FIRST walk for 40000 steps (3710 resets) in 254 ms. (156 steps per ms) remains 14/14 properties
Loading property file /tmp/ReachabilityCardinality5214721663933304491.prop.
BEST_FIRST walk for 40000 steps (3617 resets) in 171 ms. (232 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40000 steps (3609 resets) in 151 ms. (263 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,14 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,14 properties remain. new max is 16
SDD size :6 after 8
SDD proceeding with computation,14 properties remain. new max is 32
SDD size :8 after 14
SDD proceeding with computation,14 properties remain. new max is 64
SDD size :14 after 27
SDD proceeding with computation,14 properties remain. new max is 128
SDD size :27 after 46
SDD proceeding with computation,14 properties remain. new max is 256
SDD size :46 after 91
SDD proceeding with computation,14 properties remain. new max is 512
SDD size :91 after 288
SDD proceeding with computation,14 properties remain. new max is 1024
SDD size :288 after 827
BEST_FIRST walk for 40004 steps (3657 resets) in 251 ms. (158 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 2048
SDD size :827 after 6349
BEST_FIRST walk for 40002 steps (3649 resets) in 171 ms. (232 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 4096
SDD size :6349 after 49374
BEST_FIRST walk for 40004 steps (3670 resets) in 177 ms. (224 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40000 steps (3664 resets) in 154 ms. (258 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 8192
SDD size :49374 after 191469
BEST_FIRST walk for 40004 steps (3655 resets) in 139 ms. (285 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (3646 resets) in 138 ms. (287 steps per ms) remains 14/14 properties
BEST_FIRST walk for 40001 steps (3737 resets) in 200 ms. (199 steps per ms) remains 14/14 properties
SDD proceeding with computation,14 properties remain. new max is 16384
SDD size :191469 after 487040
Invariant property MIN13 does not hold.
SDD proceeding with computation,13 properties remain. new max is 16384
SDD size :487040 after 2.36851e+07
SDD proceeding with computation,13 properties remain. new max is 32768
SDD size :2.36851e+07 after 1.43712e+08
Interrupted probabilistic random walk after 213745 steps, run timeout after 3001 ms. (steps per millisecond=71 ) properties seen :0 out of 14
Probabilistic random walk after 213745 steps, saw 106890 distinct states, run finished after 3005 ms. (steps per millisecond=71 ) properties seen :0
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:08:31] [INFO ] Invariants computation overflowed in 36 ms
[2025-06-01 03:08:31] [INFO ] State equation strengthened by 75 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) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
SDD proceeding with computation,13 properties remain. new max is 65536
SDD size :1.43712e+08 after 5.7823e+08
At refinement iteration 4 (OVERLAPS) 287/352 variables, 104/118 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 20/138 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 332/684 variables, 190/328 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/684 variables, 33/361 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/684 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 135/819 variables, 88/449 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/819 variables, 15/464 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/819 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (OVERLAPS) 66/885 variables, 34/498 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/885 variables, 6/504 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/885 variables, 0/504 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (OVERLAPS) 17/902 variables, 16/520 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/902 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 18 (OVERLAPS) 0/902 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 902/902 variables, and 520 constraints, problems are : Problem set: 0 solved, 13 unsolved in 1335 ms.
Refiners :[State Equation: 445/445 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 287/352 variables, 104/118 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 20/138 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 12/150 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/352 variables, 0/150 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 332/684 variables, 190/340 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/684 variables, 33/373 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/684 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 35 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 27 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:33] [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
[2025-06-01 03:08:33] [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
[2025-06-01 03:08:34] [INFO ] Deduced a trap along path composed of 2 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:34] [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
[2025-06-01 03:08:34] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:34] [INFO ] Deduced a trap along path composed of 2 places in 26 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/684 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (OVERLAPS) 135/819 variables, 88/462 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/819 variables, 15/477 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/819 variables, 13/490 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/819 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (OVERLAPS) 66/885 variables, 34/524 constraints. Problems are: Problem set: 0 solved, 13 unsolved
SDD proceeding with computation,13 properties remain. new max is 131072
SDD size :5.7823e+08 after 1.99287e+09
At refinement iteration 17 (INCLUDED_ONLY) 0/885 variables, 6/530 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 885/902 variables, and 530 constraints, problems are : Problem set: 0 solved, 13 unsolved in 5011 ms.
Refiners :[State Equation: 429/445 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 13/13 constraints]
After SMT, in 6394ms problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 445 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 445/445 places, 457/457 transitions.
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 445 transition count 454
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 6 place count 442 transition count 454
Applied a total of 6 rules in 24 ms. Remains 442 /445 variables (removed 3) and now considering 454/457 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 442/445 places, 454/457 transitions.
RANDOM walk for 40000 steps (5749 resets) in 270 ms. (147 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3738 resets) in 111 ms. (357 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3677 resets) in 160 ms. (248 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3654 resets) in 122 ms. (325 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3657 resets) in 124 ms. (320 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (3637 resets) in 124 ms. (320 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3629 resets) in 161 ms. (246 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40000 steps (3627 resets) in 133 ms. (298 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3658 resets) in 113 ms. (350 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3634 resets) in 164 ms. (242 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40000 steps (3679 resets) in 145 ms. (273 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3609 resets) in 153 ms. (259 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3686 resets) in 108 ms. (366 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3639 resets) in 112 ms. (354 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 236806 steps, run timeout after 3001 ms. (steps per millisecond=78 ) properties seen :0 out of 13
Probabilistic random walk after 236806 steps, saw 118424 distinct states, run finished after 3001 ms. (steps per millisecond=78 ) properties seen :0
// Phase 1: matrix 454 rows 442 cols
[2025-06-01 03:08:41] [INFO ] Invariants computation overflowed in 36 ms
[2025-06-01 03:08:41] [INFO ] State equation strengthened by 75 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) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 310/375 variables, 108/122 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/375 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 403/778 variables, 224/366 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/778 variables, 39/405 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/778 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (OVERLAPS) 118/896 variables, 97/502 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/896 variables, 15/517 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/896 variables, 0/517 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (OVERLAPS) 0/896 variables, 0/517 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 896/896 variables, and 517 constraints, problems are : Problem set: 0 solved, 13 unsolved in 926 ms.
Refiners :[State Equation: 442/442 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 52/65 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/65 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 310/375 variables, 108/122 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 20/142 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/375 variables, 12/154 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/375 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 403/778 variables, 224/378 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/778 variables, 39/417 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/778 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:43] [INFO ] Deduced a trap along path composed of 2 places in 30 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:43] [INFO ] Deduced a trap along path composed of 7 places in 23 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/778 variables, 2/420 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/778 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (OVERLAPS) 118/896 variables, 97/517 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/896 variables, 15/532 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 9 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 15 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 16 places in 94 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 21 places in 84 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 22 places in 89 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 22 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 26 places in 79 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:49] [INFO ] Deduced a trap composed of 28 places in 76 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:50] [INFO ] Deduced a trap composed of 44 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:50] [INFO ] Deduced a trap composed of 49 places in 59 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:50] [INFO ] Deduced a trap composed of 67 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:50] [INFO ] Deduced a trap composed of 58 places in 48 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/896 variables, 12/544 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:51] [INFO ] Deduced a trap composed of 55 places in 57 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/896 variables, 1/545 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:52] [INFO ] Deduced a trap along path composed of 4 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:52] [INFO ] Deduced a trap along path composed of 4 places in 38 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:52] [INFO ] Deduced a trap along path composed of 4 places in 45 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:53] [INFO ] Deduced a trap along path composed of 9 places in 62 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:53] [INFO ] Deduced a trap along path composed of 4 places in 62 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:53] [INFO ] Deduced a trap along path composed of 8 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:53] [INFO ] Deduced a trap along path composed of 7 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:54] [INFO ] Deduced a trap along path composed of 8 places in 50 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:54] [INFO ] Deduced a trap along path composed of 10 places in 50 ms of which 1 ms to minimize.
SDD proceeding with computation,13 properties remain. new max is 262144
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD size :1.99287e+09 after 6.35084e+09
[2025-06-01 03:08:54] [INFO ] Deduced a trap along path composed of 8 places in 45 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:08:54] [INFO ] Deduced a trap along path composed of 8 places in 69 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/896 variables, 11/556 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/896 variables, 0/556 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 19 (OVERLAPS) 0/896 variables, 0/556 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 896/896 variables, and 556 constraints, problems are : Problem set: 0 solved, 13 unsolved in 17547 ms.
Refiners :[State Equation: 442/442 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 13/13 constraints]
After SMT, in 18518ms problems are : Problem set: 0 solved, 13 unsolved
Detected timeout of ITS tools.
[2025-06-01 03:09:17] [INFO ] Flatten gal took : 49 ms
[2025-06-01 03:09:17] [INFO ] Applying decomposition
[2025-06-01 03:09:17] [INFO ] Flatten gal took : 38 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/graph8537515769634665982.txt' '-o' '/tmp/graph8537515769634665982.bin' '-w' '/tmp/graph8537515769634665982.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8537515769634665982.bin' '-l' '-1' '-v' '-w' '/tmp/graph8537515769634665982.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:09:18] [INFO ] Decomposing Gal with order
[2025-06-01 03:09:18] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:09:18] [INFO ] Removed a total of 226 redundant transitions.
[2025-06-01 03:09:18] [INFO ] Flatten gal took : 221 ms
[2025-06-01 03:09:18] [INFO ] Fuse similar labels procedure discarded/fused a total of 178 labels/synchronizations in 48 ms.
[2025-06-01 03:09:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17884287825011378196.gal : 29 ms
[2025-06-01 03:09:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality367998687844919807.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/ReachabilityCardinality17884287825011378196.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality367998687844919807.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 ...307
Loading property file /tmp/ReachabilityCardinality367998687844919807.prop.
SDD proceeding with computation,13 properties remain. new max is 4
SDD size :1 after 8
SDD proceeding with computation,13 properties remain. new max is 8
SDD size :8 after 40
SDD proceeding with computation,13 properties remain. new max is 16
SDD size :40 after 57
SDD proceeding with computation,13 properties remain. new max is 32
SDD size :57 after 93
SDD proceeding with computation,13 properties remain. new max is 64
SDD size :93 after 1146
SDD proceeding with computation,13 properties remain. new max is 128
SDD size :1146 after 1235
SDD proceeding with computation,13 properties remain. new max is 256
SDD size :1235 after 2526
Parikh walk visited 0 properties in 30001 ms.
Support contains 13 out of 442 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 442/442 places, 454/454 transitions.
Applied a total of 0 rules in 7 ms. Remains 442 /442 variables (removed 0) and now considering 454/454 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 442/442 places, 454/454 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 442/442 places, 454/454 transitions.
Applied a total of 0 rules in 8 ms. Remains 442 /442 variables (removed 0) and now considering 454/454 (removed 0) transitions.
// Phase 1: matrix 454 rows 442 cols
[2025-06-01 03:09:29] [INFO ] Invariants computation overflowed in 54 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:30] [INFO ] Implicit Places using invariants in 290 ms returned []
// Phase 1: matrix 454 rows 442 cols
[2025-06-01 03:09:30] [INFO ] Invariants computation overflowed in 38 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:30] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:09:37] [INFO ] Implicit Places using invariants and state equation in 7077 ms returned [51]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 7370 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 441/442 places, 454/454 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 441 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 440 transition count 453
Applied a total of 2 rules in 20 ms. Remains 440 /441 variables (removed 1) and now considering 453/454 (removed 1) transitions.
// Phase 1: matrix 453 rows 440 cols
[2025-06-01 03:09:37] [INFO ] Computed 64 invariants in 57 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:37] [INFO ] Implicit Places using invariants in 277 ms returned []
[2025-06-01 03:09:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:09:37] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:09:47] [INFO ] Implicit Places using invariants and state equation in 9620 ms returned []
Implicit Place search using SMT with State Equation took 9897 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 440/442 places, 453/454 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 17295 ms. Remains : 440/442 places, 453/454 transitions.
RANDOM walk for 40000 steps (5727 resets) in 220 ms. (180 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (3678 resets) in 145 ms. (273 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3710 resets) in 136 ms. (291 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3655 resets) in 99 ms. (400 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3665 resets) in 156 ms. (254 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (3680 resets) in 131 ms. (303 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3629 resets) in 171 ms. (232 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (3628 resets) in 165 ms. (240 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3639 resets) in 157 ms. (253 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3628 resets) in 135 ms. (294 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3639 resets) in 97 ms. (408 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (3649 resets) in 160 ms. (248 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40000 steps (3680 resets) in 156 ms. (254 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40000 steps (3671 resets) in 110 ms. (360 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 241849 steps, run timeout after 3001 ms. (steps per millisecond=80 ) properties seen :0 out of 13
Probabilistic random walk after 241849 steps, saw 120944 distinct states, run finished after 3001 ms. (steps per millisecond=80 ) properties seen :0
[2025-06-01 03:09:50] [INFO ] Invariant cache hit.
[2025-06-01 03:09:50] [INFO ] State equation strengthened by 75 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) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 226/239 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 148/387 variables, 33/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/387 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 22/409 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/409 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 2/411 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 451/862 variables, 411/473 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/862 variables, 74/547 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/862 variables, 0/547 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (OVERLAPS) 30/892 variables, 28/575 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/892 variables, 2/577 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/892 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/892 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (OVERLAPS) 1/893 variables, 1/579 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/893 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 18 (OVERLAPS) 0/893 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 893/893 variables, and 579 constraints, problems are : Problem set: 0 solved, 13 unsolved in 1334 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 62/62 constraints, State Equation: 440/440 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 226/239 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/239 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (OVERLAPS) 148/387 variables, 33/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/387 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 22/409 variables, 7/61 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/409 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 2/411 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/411 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 451/862 variables, 411/473 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/862 variables, 74/547 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/862 variables, 8/555 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 5 places in 28 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 4 places in 18 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 14 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 17 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 22 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:53] [INFO ] Deduced a trap along path composed of 2 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:54] [INFO ] Deduced a trap along path composed of 2 places in 23 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:54] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:54] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:54] [INFO ] Deduced a trap along path composed of 2 places in 20 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:09:54] [INFO ] Deduced a trap along path composed of 2 places in 21 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/862 variables, 3/558 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/862 variables, 0/558 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (OVERLAPS) 30/892 variables, 28/586 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/892 variables, 2/588 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/892 variables, 1/589 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/892 variables, 5/594 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/892 variables, 13/607 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/892 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 20 (OVERLAPS) 1/893 variables, 1/608 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 13 places in 110 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 16 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 19 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 22 places in 91 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 26 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:00] [INFO ] Deduced a trap composed of 32 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 36 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 44 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 49 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 67 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 62 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:01] [INFO ] Deduced a trap composed of 59 places in 57 ms of which 4 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/893 variables, 12/620 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:04] [INFO ] Deduced a trap composed of 59 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:05] [INFO ] Deduced a trap composed of 41 places in 73 ms of which 4 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/893 variables, 2/622 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:08] [INFO ] Deduced a trap along path composed of 11 places in 46 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:08] [INFO ] Deduced a trap along path composed of 8 places in 46 ms of which 1 ms to minimize.
Detected timeout of ITS tools.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:08] [INFO ] Deduced a trap along path composed of 8 places in 46 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:09] [INFO ] Deduced a trap along path composed of 8 places in 56 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:09] [INFO ] Deduced a trap along path composed of 8 places in 34 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:09] [INFO ] Deduced a trap along path composed of 8 places in 55 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:10] [INFO ] Deduced a trap along path composed of 8 places in 70 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:10] [INFO ] Deduced a trap along path composed of 12 places in 68 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:11] [INFO ] Deduced a trap along path composed of 10 places in 60 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:11] [INFO ] Deduced a trap along path composed of 9 places in 66 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:11] [INFO ] Deduced a trap along path composed of 8 places in 68 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:11] [INFO ] Deduced a trap along path composed of 8 places in 59 ms of which 0 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:12] [INFO ] Deduced a trap along path composed of 8 places in 58 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:10:13] [INFO ] Deduced a trap along path composed of 8 places in 41 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/893 variables, 14/636 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/893 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 25 (OVERLAPS) 0/893 variables, 0/636 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 893/893 variables, and 636 constraints, problems are : Problem set: 0 solved, 13 unsolved in 29127 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 62/62 constraints, State Equation: 440/440 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 30/30 constraints]
After SMT, in 30468ms problems are : Problem set: 0 solved, 13 unsolved
Parikh walk visited 0 properties in 30001 ms.
Support contains 13 out of 440 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 440/440 places, 453/453 transitions.
Applied a total of 0 rules in 7 ms. Remains 440 /440 variables (removed 0) and now considering 453/453 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 440/440 places, 453/453 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 440/440 places, 453/453 transitions.
Applied a total of 0 rules in 7 ms. Remains 440 /440 variables (removed 0) and now considering 453/453 (removed 0) transitions.
[2025-06-01 03:10:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:10:51] [INFO ] Implicit Places using invariants in 225 ms returned []
[2025-06-01 03:10:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:10:51] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:11:01] [INFO ] Implicit Places using invariants and state equation in 9597 ms returned []
Implicit Place search using SMT with State Equation took 9823 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:11:01] [INFO ] Redundant transitions in 12 ms returned []
Running 452 sub problems to find dead transitions.
[2025-06-01 03:11:01] [INFO ] Invariant cache hit.
[2025-06-01 03:11:01] [INFO ] State equation strengthened by 75 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/439 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/439 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/439 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 453/892 variables, 439/503 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/892 variables, 75/578 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/892 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 1/893 variables, 1/579 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 893/893 variables, and 579 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 62/62 constraints, State Equation: 440/440 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/439 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/439 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/439 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (OVERLAPS) 453/892 variables, 439/503 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/892 variables, 75/578 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/892 variables, 452/1030 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 892/893 variables, and 1030 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30026 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 62/62 constraints, State Equation: 439/440 constraints, ReadFeed: 75/75 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60195ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 60197ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70045 ms. Remains : 440/440 places, 453/453 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, 0] Max Struct:[+inf, +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 457 rows 445 cols
[2025-06-01 03:12:01] [INFO ] Invariants computation overflowed in 43 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (1454 resets) in 14 ms. (666 steps per ms)
BEST_FIRST walk for 10000 steps (919 resets) in 6 ms. (1428 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:12:01] [INFO ] Invariants computation overflowed in 41 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:12:01] [INFO ] [Real]Absence check using state equation in 315 ms returned sat
[2025-06-01 03:12:01] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:12:02] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-01 03:12:02] [INFO ] [Real]Added 75 Read/Feed constraints in 562 ms returned sat
[2025-06-01 03:12:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:12:02] [INFO ] [Nat]Absence check using state equation in 220 ms returned sat
[2025-06-01 03:12:03] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-01 03:12:03] [INFO ] [Nat]Added 75 Read/Feed constraints in 1008 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 445 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 445/445 places, 457/457 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 445 transition count 455
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 444 transition count 455
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 444 transition count 454
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 443 transition count 454
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 13 place count 439 transition count 450
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 15 place count 438 transition count 450
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 25 place count 438 transition count 440
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 35 place count 428 transition count 440
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 39 place count 428 transition count 440
Applied a total of 39 rules in 48 ms. Remains 428 /445 variables (removed 17) and now considering 440/457 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 428/445 places, 440/457 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {24=1, 35=1, 44=1, 74=1, 99=1, 141=1, 178=1, 207=1, 218=1, 277=1, 289=1, 306=1, 312=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {24=1, 35=1, 99=1, 143=1, 205=1, 261=1, 277=1, 312=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 1431 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 440 rows 428 cols
[2025-06-01 03:12:06] [INFO ] Computed 66 invariants in 50 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (144233 resets) in 754 ms. (1324 steps per ms)
BEST_FIRST walk for 1000001 steps (91258 resets) in 526 ms. (1897 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:12:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:12:07] [INFO ] [Real]Absence check using 9 positive place invariants in 25 ms returned sat
[2025-06-01 03:12:07] [INFO ] [Real]Absence check using 9 positive and 57 generalized place invariants in 21 ms returned sat
[2025-06-01 03:12:08] [INFO ] [Real]Absence check using state equation in 331 ms returned sat
[2025-06-01 03:12:08] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:12:08] [INFO ] [Real]Added 79 Read/Feed constraints in 398 ms returned sat
[2025-06-01 03:12:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:12:08] [INFO ] [Nat]Absence check using 9 positive place invariants in 15 ms returned sat
[2025-06-01 03:12:08] [INFO ] [Nat]Absence check using 9 positive and 57 generalized place invariants in 16 ms returned sat
[2025-06-01 03:12:09] [INFO ] [Nat]Absence check using state equation in 345 ms returned sat
[2025-06-01 03:12:09] [INFO ] [Nat]Added 79 Read/Feed constraints in 742 ms returned sat
[2025-06-01 03:12:09] [INFO ] Computed and/alt/rep : 335/2167/335 causal constraints (skipped 104 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:11] [INFO ] Deduced a trap composed of 8 places in 185 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:11] [INFO ] Deduced a trap composed of 16 places in 191 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:12] [INFO ] Deduced a trap composed of 22 places in 196 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:12] [INFO ] Deduced a trap composed of 25 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:12] [INFO ] Deduced a trap composed of 25 places in 201 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:12] [INFO ] Deduced a trap composed of 24 places in 205 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:13] [INFO ] Deduced a trap composed of 34 places in 207 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:13] [INFO ] Deduced a trap composed of 34 places in 208 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:13] [INFO ] Deduced a trap composed of 37 places in 213 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:14] [INFO ] Deduced a trap composed of 40 places in 215 ms of which 39 ms to minimize.
[2025-06-01 03:12:14] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 2832 ms
[2025-06-01 03:12:14] [INFO ] Added : 127 causal constraints over 26 iterations in 4505 ms. Result :sat
Minimization took 1592 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 428 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p677) removed 2 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 428/428 places, 438/438 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 427 transition count 437
Applied a total of 1 rules in 10 ms. Remains 427 /428 variables (removed 1) and now considering 437/438 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 427/428 places, 437/438 transitions.
// Phase 1: matrix 437 rows 427 cols
[2025-06-01 03:12:46] [INFO ] Computed 66 invariants in 50 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (144275 resets) in 762 ms. (1310 steps per ms)
BEST_FIRST walk for 1000000 steps (91259 resets) in 523 ms. (1908 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:12:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:12:47] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 03:12:47] [INFO ] [Real]Absence check using 3 positive and 63 generalized place invariants in 17 ms returned sat
[2025-06-01 03:12:47] [INFO ] [Real]Absence check using state equation in 454 ms returned sat
[2025-06-01 03:12:47] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:12:48] [INFO ] [Real]Added 79 Read/Feed constraints in 326 ms returned sat
[2025-06-01 03:12:48] [INFO ] Computed and/alt/rep : 333/2166/333 causal constraints (skipped 103 transitions) in 22 ms.
[2025-06-01 03:12:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:12:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2025-06-01 03:12:48] [INFO ] [Nat]Absence check using 3 positive and 63 generalized place invariants in 17 ms returned sat
[2025-06-01 03:12:48] [INFO ] [Nat]Absence check using state equation in 446 ms returned sat
[2025-06-01 03:12:49] [INFO ] [Nat]Added 79 Read/Feed constraints in 852 ms returned sat
[2025-06-01 03:12:49] [INFO ] Computed and/alt/rep : 333/2166/333 causal constraints (skipped 103 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:52] [INFO ] Deduced a trap composed of 8 places in 188 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:52] [INFO ] Deduced a trap composed of 16 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:52] [INFO ] Deduced a trap composed of 16 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:52] [INFO ] Deduced a trap composed of 15 places in 192 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:52] [INFO ] Deduced a trap composed of 24 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:53] [INFO ] Deduced a trap composed of 34 places in 200 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:53] [INFO ] Deduced a trap composed of 33 places in 204 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:53] [INFO ] Deduced a trap composed of 37 places in 208 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:54] [INFO ] Deduced a trap composed of 37 places in 215 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:12:54] [INFO ] Deduced a trap composed of 40 places in 84 ms of which 6 ms to minimize.
[2025-06-01 03:12:54] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 2638 ms
[2025-06-01 03:12:54] [INFO ] Added : 130 causal constraints over 26 iterations in 4763 ms. Result :sat
Minimization took 920 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 427 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 427/427 places, 437/437 transitions.
Applied a total of 0 rules in 8 ms. Remains 427 /427 variables (removed 0) and now considering 437/437 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 427/427 places, 437/437 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 427/427 places, 437/437 transitions.
Applied a total of 0 rules in 7 ms. Remains 427 /427 variables (removed 0) and now considering 437/437 (removed 0) transitions.
[2025-06-01 03:13:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:13:28] [INFO ] Implicit Places using invariants in 3172 ms returned [50, 115, 121, 352]
[2025-06-01 03:13:28] [INFO ] Actually due to overlaps returned [50]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 3175 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 426/427 places, 437/437 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 426 transition count 436
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 425 transition count 436
Applied a total of 2 rules in 21 ms. Remains 425 /426 variables (removed 1) and now considering 436/437 (removed 1) transitions.
// Phase 1: matrix 436 rows 425 cols
[2025-06-01 03:13:28] [INFO ] Invariants computation overflowed in 37 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:13:28] [INFO ] Implicit Places using invariants in 284 ms returned []
// Phase 1: matrix 436 rows 425 cols
[2025-06-01 03:13:29] [INFO ] Invariants computation overflowed in 40 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:13:29] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:13:59] [INFO ] Performed 75/425 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-01 03:14:11] [INFO ] Implicit Places using invariants and state equation in 42949 ms returned [113, 269, 273]
Discarding 3 places :
Implicit Place search using SMT with State Equation took 43234 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 422/427 places, 436/437 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 421 transition count 435
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 421 transition count 435
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 419 transition count 435
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 419 transition count 435
Applied a total of 7 rules in 27 ms. Remains 419 /422 variables (removed 3) and now considering 435/436 (removed 1) transitions.
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:14:11] [INFO ] Invariants computation overflowed in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:14:12] [INFO ] Implicit Places using invariants in 274 ms returned []
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:14:12] [INFO ] Invariants computation overflowed in 32 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:14:12] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:14:42] [INFO ] Performed 360/419 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-01 03:14:46] [INFO ] Implicit Places using invariants and state equation in 34387 ms returned []
Implicit Place search using SMT with State Equation took 34665 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 419/427 places, 435/437 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 81130 ms. Remains : 419/427 places, 435/437 transitions.
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:14:46] [INFO ] Invariants computation overflowed in 31 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (144053 resets) in 756 ms. (1321 steps per ms)
BEST_FIRST walk for 1000000 steps (91423 resets) in 531 ms. (1879 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:14:47] [INFO ] Invariants computation overflowed in 35 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:14:48] [INFO ] [Real]Absence check using state equation in 247 ms returned sat
[2025-06-01 03:14:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:14:48] [INFO ] [Nat]Absence check using state equation in 184 ms returned sat
[2025-06-01 03:14:48] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:14:49] [INFO ] [Nat]Added 79 Read/Feed constraints in 806 ms returned sat
[2025-06-01 03:14:49] [INFO ] Computed and/alt/rep : 316/2076/316 causal constraints (skipped 118 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 21 places in 105 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 21 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 22 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 4 places in 121 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:51] [INFO ] Deduced a trap composed of 22 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:14:52] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 10 ms to minimize.
[2025-06-01 03:14:52] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 1268 ms
[2025-06-01 03:14:52] [INFO ] Added : 117 causal constraints over 24 iterations in 2943 ms. Result :sat
Minimization took 928 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 419 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 435/435 transitions.
Applied a total of 0 rules in 7 ms. Remains 419 /419 variables (removed 0) and now considering 435/435 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 419/419 places, 435/435 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 419/419 places, 435/435 transitions.
Applied a total of 0 rules in 7 ms. Remains 419 /419 variables (removed 0) and now considering 435/435 (removed 0) transitions.
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:15:23] [INFO ] Invariants computation overflowed in 31 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:15:23] [INFO ] Implicit Places using invariants in 283 ms returned []
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:15:23] [INFO ] Invariants computation overflowed in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:15:23] [INFO ] State equation strengthened by 79 read => feed constraints.
[2025-06-01 03:15:53] [INFO ] Performed 357/419 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-01 03:15:58] [INFO ] Implicit Places using invariants and state equation in 34596 ms returned []
Implicit Place search using SMT with State Equation took 34879 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:15:58] [INFO ] Redundant transitions in 7 ms returned []
Running 434 sub problems to find dead transitions.
// Phase 1: matrix 435 rows 419 cols
[2025-06-01 03:15:58] [INFO ] Invariants computation overflowed in 30 ms
[2025-06-01 03:15:58] [INFO ] State equation strengthened by 79 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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) 0/417 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 434 unsolved
At refinement iteration 1 (OVERLAPS) 435/852 variables, 417/417 constraints. Problems are: Problem set: 0 solved, 434 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/852 variables, 79/496 constraints. Problems are: Problem set: 0 solved, 434 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/852 variables, 0/496 constraints. Problems are: Problem set: 0 solved, 434 unsolved
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD172 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
At refinement iteration 4 (OVERLAPS) 2/854 variables, 2/498 constraints. Problems are: Problem set: 57 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 854/854 variables, and 498 constraints, problems are : Problem set: 57 solved, 377 unsolved in 30019 ms.
Refiners :[State Equation: 419/419 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 434/412 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 57 solved, 377 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/371 variables, 0/0 constraints. Problems are: Problem set: 57 solved, 377 unsolved
At refinement iteration 1 (OVERLAPS) 435/806 variables, 371/371 constraints. Problems are: Problem set: 57 solved, 377 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/806 variables, 79/450 constraints. Problems are: Problem set: 57 solved, 377 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/806 variables, 194/644 constraints. Problems are: Problem set: 57 solved, 377 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 806/854 variables, and 644 constraints, problems are : Problem set: 57 solved, 377 unsolved in 30022 ms.
Refiners :[State Equation: 371/419 constraints, ReadFeed: 79/79 constraints, PredecessorRefiner: 216/412 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60302ms problems are : Problem set: 57 solved, 377 unsolved
Search for dead transitions found 57 dead transitions in 60304ms
Found 57 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 57 transitions
Dead transitions reduction (with SMT) removed 57 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 419/419 places, 378/435 transitions.
Graph (complete) has 2726 edges and 419 vertex of which 276 are kept as prefixes of interest. Removing 143 places using SCC suffix rule.0 ms
Discarding 143 places :
Also discarding 57 output transitions
Drop transitions (Output transitions of discarded places.) removed 57 transitions
Reduce places removed 3 places and 7 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 33 transitions
Reduce isomorphic transitions removed 33 transitions.
Graph (complete) has 1589 edges and 273 vertex of which 272 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 0 with 37 rules applied. Total rules applied 38 place count 272 transition count 281
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 39 place count 271 transition count 280
Applied a total of 39 rules in 7 ms. Remains 271 /419 variables (removed 148) and now considering 280/378 (removed 98) transitions.
// Phase 1: matrix 280 rows 271 cols
[2025-06-01 03:16:58] [INFO ] Computed 41 invariants in 22 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:16:59] [INFO ] Implicit Places using invariants in 729 ms returned [93, 245]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 730 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 269/419 places, 280/435 transitions.
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 269 transition count 278
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 267 transition count 278
Applied a total of 4 rules in 11 ms. Remains 267 /269 variables (removed 2) and now considering 278/280 (removed 2) transitions.
// Phase 1: matrix 278 rows 267 cols
[2025-06-01 03:16:59] [INFO ] Computed 39 invariants in 28 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:16:59] [INFO ] Implicit Places using invariants in 558 ms returned []
[2025-06-01 03:16:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:16:59] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-06-01 03:17:03] [INFO ] Implicit Places using invariants and state equation in 3682 ms returned []
Implicit Place search using SMT with State Equation took 4241 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 267/419 places, 278/435 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 100201 ms. Remains : 267/419 places, 278/435 transitions.
[2025-06-01 03:17:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (144125 resets) in 702 ms. (1422 steps per ms)
BEST_FIRST walk for 1000001 steps (91310 resets) in 483 ms. (2066 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:17:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:17:04] [INFO ] [Real]Absence check using 16 positive place invariants in 11 ms returned sat
[2025-06-01 03:17:04] [INFO ] [Real]Absence check using 16 positive and 23 generalized place invariants in 5 ms returned sat
[2025-06-01 03:17:05] [INFO ] [Real]Absence check using state equation in 469 ms returned sat
[2025-06-01 03:17:05] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-06-01 03:17:05] [INFO ] [Real]Added 49 Read/Feed constraints in 163 ms returned sat
[2025-06-01 03:17:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:17:05] [INFO ] [Nat]Absence check using 16 positive place invariants in 10 ms returned sat
[2025-06-01 03:17:05] [INFO ] [Nat]Absence check using 16 positive and 23 generalized place invariants in 4 ms returned sat
[2025-06-01 03:17:05] [INFO ] [Nat]Absence check using state equation in 467 ms returned sat
[2025-06-01 03:17:06] [INFO ] [Nat]Added 49 Read/Feed constraints in 562 ms returned sat
[2025-06-01 03:17:06] [INFO ] Computed and/alt/rep : 221/1441/221 causal constraints (skipped 56 transitions) in 12 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:11] [INFO ] Deduced a trap composed of 16 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:11] [INFO ] Deduced a trap composed of 15 places in 111 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:11] [INFO ] Deduced a trap composed of 19 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:12] [INFO ] Deduced a trap composed of 21 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:12] [INFO ] Deduced a trap composed of 21 places in 119 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:12] [INFO ] Deduced a trap composed of 22 places in 118 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:12] [INFO ] Deduced a trap composed of 22 places in 115 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:12] [INFO ] Deduced a trap composed of 34 places in 133 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:13] [INFO ] Deduced a trap composed of 37 places in 143 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:13] [INFO ] Deduced a trap composed of 42 places in 176 ms of which 77 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:17:13] [INFO ] Deduced a trap composed of 38 places in 129 ms of which 36 ms to minimize.
[2025-06-01 03:17:13] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 2240 ms
[2025-06-01 03:17:13] [INFO ] Added : 134 causal constraints over 27 iterations in 7235 ms. Result :sat
Minimization took 570 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 278/278 transitions.
Applied a total of 0 rules in 4 ms. Remains 267 /267 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 267/267 places, 278/278 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 278/278 transitions.
Applied a total of 0 rules in 4 ms. Remains 267 /267 variables (removed 0) and now considering 278/278 (removed 0) transitions.
[2025-06-01 03:17:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:17:44] [INFO ] Implicit Places using invariants in 546 ms returned []
[2025-06-01 03:17:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:17:44] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-06-01 03:17:48] [INFO ] Implicit Places using invariants and state equation in 3622 ms returned []
Implicit Place search using SMT with State Equation took 4169 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:17:48] [INFO ] Redundant transitions in 3 ms returned []
Running 277 sub problems to find dead transitions.
[2025-06-01 03:17:48] [INFO ] Invariant cache hit.
[2025-06-01 03:17:48] [INFO ] State equation strengthened by 49 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/265 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 2/267 variables, 14/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 278/545 variables, 267/306 constraints. Problems are: Problem set: 0 solved, 277 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 49/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 8 (OVERLAPS) 0/545 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 545/545 variables, and 355 constraints, problems are : Problem set: 0 solved, 277 unsolved in 26582 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/265 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 2/267 variables, 14/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:18] [INFO ] Deduced a trap composed of 38 places in 47 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 278/545 variables, 267/307 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 49/356 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 277/633 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:40] [INFO ] Deduced a trap composed of 6 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:41] [INFO ] Deduced a trap composed of 66 places in 126 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:41] [INFO ] Deduced a trap composed of 68 places in 134 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:41] [INFO ] Deduced a trap composed of 69 places in 135 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:41] [INFO ] Deduced a trap composed of 69 places in 145 ms of which 53 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 545/545 variables, and 638 constraints, problems are : Problem set: 0 solved, 277 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56684ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 56685ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60871 ms. Remains : 267/267 places, 278/278 transitions.
RANDOM walk for 40000 steps (5805 resets) in 101 ms. (392 steps per ms) remains 2/2 properties
[2025-06-01 03:18:45] [INFO ] Flatten gal took : 43 ms
BEST_FIRST walk for 40001 steps (3601 resets) in 55 ms. (714 steps per ms) remains 2/2 properties
[2025-06-01 03:18:45] [INFO ] Flatten gal took : 23 ms
BEST_FIRST walk for 40000 steps (3639 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
[2025-06-01 03:18:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18084134019757199975.gal : 3 ms
[2025-06-01 03:18:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4146088430393479055.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/ReachabilityCardinality18084134019757199975.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4146088430393479055.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/ReachabilityCardinality4146088430393479055.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :6 after 13
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :13 after 14
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :14 after 30
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :30 after 33
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :33 after 73
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :73 after 218
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :218 after 463
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :463 after 1014
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1014 after 12704
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :12704 after 36821
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :36821 after 78956
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :78956 after 168733
Interrupted probabilistic random walk after 487204 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 2
Probabilistic random walk after 487204 steps, saw 243648 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) properties seen :0
[2025-06-01 03:18:48] [INFO ] Invariant cache hit.
[2025-06-01 03:18:48] [INFO ] State equation strengthened by 49 read => feed constraints.
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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 191/192 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 70/262 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :168733 after 347618
[2025-06-01 03:18:48] [INFO ] Deduced a trap composed of 4 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:48] [INFO ] Deduced a trap composed of 6 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:48] [INFO ] Deduced a trap composed of 7 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:48] [INFO ] Deduced a trap composed of 7 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 10 places in 116 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 10 places in 116 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 15 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 16 places in 121 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 19 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 21 places in 121 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:49] [INFO ] Deduced a trap composed of 22 places in 116 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 25 places in 114 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 27 places in 120 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 28 places in 117 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 31 places in 125 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 34 places in 121 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 36 places in 122 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 37 places in 127 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:50] [INFO ] Deduced a trap composed of 37 places in 131 ms of which 41 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:51] [INFO ] Deduced a trap composed of 37 places in 40 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 278/540 variables, 262/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 49/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 5/545 variables, 5/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/545 variables, 2/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/545 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/545 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 545/545 variables, and 376 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3116 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 191/192 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 70/262 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 21/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:51] [INFO ] Deduced a trap composed of 3 places in 103 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:51] [INFO ] Deduced a trap composed of 9 places in 99 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:51] [INFO ] Deduced a trap composed of 10 places in 101 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:51] [INFO ] Deduced a trap composed of 19 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 24 places in 110 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :347618 after 697018
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 28 places in 114 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 31 places in 119 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 33 places in 120 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:18:52] [INFO ] Deduced a trap composed of 44 places in 220 ms of which 125 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 278/540 variables, 262/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 49/379 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 2/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 5/545 variables, 5/386 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/545 variables, 2/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/545 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/545 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 545/545 variables, and 388 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2077 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 31/31 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5199ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :697018 after 3.111e+07
SDD proceeding with computation,2 properties remain. new max is 524288
SDD size :3.111e+07 after 1.04814e+08
Parikh walk visited 0 properties in 30000 ms.
Support contains 1 out of 267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 278/278 transitions.
Applied a total of 0 rules in 4 ms. Remains 267 /267 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 267/267 places, 278/278 transitions.
RANDOM walk for 40000 steps (5826 resets) in 86 ms. (459 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (3632 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (3648 resets) in 76 ms. (519 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 468864 steps, run timeout after 3001 ms. (steps per millisecond=156 ) properties seen :0 out of 2
Probabilistic random walk after 468864 steps, saw 234480 distinct states, run finished after 3001 ms. (steps per millisecond=156 ) properties seen :0
[2025-06-01 03:19:26] [INFO ] Invariant cache hit.
[2025-06-01 03:19:26] [INFO ] State equation strengthened by 49 read => feed constraints.
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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 191/192 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 70/262 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:26] [INFO ] Deduced a trap composed of 4 places in 120 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:26] [INFO ] Deduced a trap composed of 6 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 7 places in 117 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 7 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 10 places in 114 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 10 places in 113 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 13 places in 113 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 16 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:27] [INFO ] Deduced a trap composed of 19 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 21 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 22 places in 118 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 25 places in 115 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 27 places in 119 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 28 places in 115 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 31 places in 121 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 34 places in 125 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:28] [INFO ] Deduced a trap composed of 36 places in 126 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:29] [INFO ] Deduced a trap composed of 37 places in 128 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:29] [INFO ] Deduced a trap composed of 37 places in 139 ms of which 41 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 20/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:29] [INFO ] Deduced a trap composed of 37 places in 41 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 278/540 variables, 262/320 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 49/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 5/545 variables, 5/374 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/545 variables, 2/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/545 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/545 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 545/545 variables, and 376 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3087 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 21/21 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 191/192 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 70/262 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/262 variables, 21/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:29] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:29] [INFO ] Deduced a trap composed of 9 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 10 places in 106 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 19 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 24 places in 107 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 25 places in 107 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 28 places in 110 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 31 places in 117 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:30] [INFO ] Deduced a trap composed of 33 places in 117 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:19:31] [INFO ] Deduced a trap composed of 44 places in 217 ms of which 123 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/262 variables, 10/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 278/540 variables, 262/330 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/540 variables, 49/379 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/540 variables, 2/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/540 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 5/545 variables, 5/386 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/545 variables, 2/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/545 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/545 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 545/545 variables, and 388 constraints, problems are : Problem set: 0 solved, 2 unsolved in 2075 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 31/31 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5168ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
SDD proceeding with computation,2 properties remain. new max is 1048576
Detected timeout of ITS tools.
[2025-06-01 03:19:35] [INFO ] Flatten gal took : 16 ms
[2025-06-01 03:19:35] [INFO ] Applying decomposition
[2025-06-01 03:19:35] [INFO ] Flatten gal took : 16 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/graph4031324434133033577.txt' '-o' '/tmp/graph4031324434133033577.bin' '-w' '/tmp/graph4031324434133033577.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4031324434133033577.bin' '-l' '-1' '-v' '-w' '/tmp/graph4031324434133033577.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:19:35] [INFO ] Decomposing Gal with order
[2025-06-01 03:19:35] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:19:35] [INFO ] Removed a total of 138 redundant transitions.
[2025-06-01 03:19:35] [INFO ] Flatten gal took : 46 ms
[2025-06-01 03:19:35] [INFO ] Fuse similar labels procedure discarded/fused a total of 132 labels/synchronizations in 16 ms.
[2025-06-01 03:19:35] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3190244177083488140.gal : 6 ms
[2025-06-01 03:19:35] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13644671277483663651.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/ReachabilityCardinality3190244177083488140.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13644671277483663651.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/ReachabilityCardinality13644671277483663651.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 17
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :17 after 23
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :23 after 1157
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1157 after 132870
Parikh walk visited 0 properties in 30001 ms.
Support contains 1 out of 267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 278/278 transitions.
Applied a total of 0 rules in 4 ms. Remains 267 /267 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 267/267 places, 278/278 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 278/278 transitions.
Applied a total of 0 rules in 4 ms. Remains 267 /267 variables (removed 0) and now considering 278/278 (removed 0) transitions.
[2025-06-01 03:20:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:20:02] [INFO ] Implicit Places using invariants in 523 ms returned []
[2025-06-01 03:20:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:20:02] [INFO ] State equation strengthened by 49 read => feed constraints.
[2025-06-01 03:20:05] [INFO ] Implicit Places using invariants and state equation in 3616 ms returned []
Implicit Place search using SMT with State Equation took 4141 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:20:05] [INFO ] Redundant transitions in 2 ms returned []
Running 277 sub problems to find dead transitions.
[2025-06-01 03:20:05] [INFO ] Invariant cache hit.
[2025-06-01 03:20:05] [INFO ] State equation strengthened by 49 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/265 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 2/267 variables, 14/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (OVERLAPS) 278/545 variables, 267/306 constraints. Problems are: Problem set: 0 solved, 277 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/545 variables, 49/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Detected timeout of ITS tools.
At refinement iteration 8 (OVERLAPS) 0/545 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 277 unsolved
No progress, stopping.
After SMT solving in domain Real declared 545/545 variables, and 355 constraints, problems are : Problem set: 0 solved, 277 unsolved in 27227 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/265 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/265 variables, 23/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/265 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 3 (OVERLAPS) 2/267 variables, 14/39 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:20:36] [INFO ] Deduced a trap composed of 38 places in 40 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/267 variables, 1/40 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/267 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 6 (OVERLAPS) 278/545 variables, 267/307 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/545 variables, 49/356 constraints. Problems are: Problem set: 0 solved, 277 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/545 variables, 277/633 constraints. Problems are: Problem set: 0 solved, 277 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:20:58] [INFO ] Deduced a trap composed of 6 places in 78 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:20:59] [INFO ] Deduced a trap composed of 66 places in 125 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:20:59] [INFO ] Deduced a trap composed of 68 places in 139 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:20:59] [INFO ] Deduced a trap composed of 69 places in 135 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:00] [INFO ] Deduced a trap composed of 69 places in 146 ms of which 53 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 545/545 variables, and 638 constraints, problems are : Problem set: 0 solved, 277 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 16/16 constraints, Generalized P Invariants (flows): 23/23 constraints, State Equation: 267/267 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 277/277 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 57333ms problems are : Problem set: 0 solved, 277 unsolved
Search for dead transitions found 0 dead transitions in 57334ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61491 ms. Remains : 267/267 places, 278/278 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for DoubleExponent-PT-020-UpperBounds-00 in 541698 ms.
Starting property specific reduction for DoubleExponent-PT-020-UpperBounds-01
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 457 rows 445 cols
[2025-06-01 03:21:03] [INFO ] Invariants computation overflowed in 42 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (1449 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 10001 steps (886 resets) in 7 ms. (1250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[+inf]
// Phase 1: matrix 457 rows 445 cols
[2025-06-01 03:21:03] [INFO ] Invariants computation overflowed in 42 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:21:03] [INFO ] [Real]Absence check using state equation in 329 ms returned sat
[2025-06-01 03:21:03] [INFO ] State equation strengthened by 75 read => feed constraints.
[2025-06-01 03:21:04] [INFO ] [Real]Added 75 Read/Feed constraints in 373 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:04] [INFO ] Deduced a trap composed of 66 places in 47 ms of which 2 ms to minimize.
[2025-06-01 03:21:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:21:04] [INFO ] [Nat]Absence check using state equation in 329 ms returned sat
[2025-06-01 03:21:05] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-01 03:21:05] [INFO ] [Nat]Added 75 Read/Feed constraints in 939 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:05] [INFO ] Deduced a trap composed of 66 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:05] [INFO ] Deduced a trap composed of 63 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:05] [INFO ] Deduced a trap composed of 60 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:05] [INFO ] Deduced a trap composed of 60 places in 57 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:05] [INFO ] Deduced a trap composed of 60 places in 59 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 63 places in 51 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 52 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 54 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 56 places in 58 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 51 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 50 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:06] [INFO ] Deduced a trap composed of 50 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 45 places in 68 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 45 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 45 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 42 places in 70 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 39 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 39 places in 75 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 36 places in 76 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:07] [INFO ] Deduced a trap composed of 37 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 29 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 31 places in 89 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 33 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 26 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 27 places in 86 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 23 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:08] [INFO ] Deduced a trap composed of 21 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:09] [INFO ] Deduced a trap composed of 20 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:21:09] [INFO ] Deduced a trap composed of 17 places in 95 ms of which 7 ms to minimize.
[2025-06-01 03:21:09] [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 0
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:946)
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)
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 445 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 445/445 places, 457/457 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 445 transition count 455
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 444 transition count 455
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 444 transition count 454
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 443 transition count 454
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 15 place count 438 transition count 449
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 17 place count 437 transition count 449
Free-agglomeration rule (complex) applied 10 times.
Iterating global reduction 2 with 10 rules applied. Total rules applied 27 place count 437 transition count 439
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 37 place count 427 transition count 439
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 41 place count 427 transition count 439
Applied a total of 41 rules in 44 ms. Remains 427 /445 variables (removed 18) and now considering 439/457 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 427/445 places, 439/457 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Found an invariant !
This invariant on transitions {24=1, 35=1, 44=1, 70=1, 98=1, 140=1, 177=1, 206=1, 217=1, 276=1, 288=1, 305=1, 311=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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="itstools"
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 2-5832"
echo " Executing tool itstools"
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 r072-tall-174860067600501"
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 '
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 ;